/*
* tkWinWm.c --
*
* This module takes care of the interactions between a Tk-based
* application and the window manager. Among other things, it
* implements the "wm" command and passes geometry information
* to the window manager.
*
* Copyright (c) 1995-1997 Sun Microsystems, Inc.
* Copyright (c) 1998-2000 by Scriptics Corporation.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: tkWinWm.c,v 1.54 2002/12/06 23:29:37 hobbs Exp $
*/
#include "tkWinInt.h"
#include <shellapi.h>
/*
* Event structure for synthetic activation events. These events are
* placed on the event queue whenever a toplevel gets a WM_MOUSEACTIVATE
* message.
*/
typedef struct ActivateEvent {
Tcl_Event ev;
TkWindow *winPtr;
} ActivateEvent;
/*
* A data structure of the following type holds information for
* each window manager protocol (such as WM_DELETE_WINDOW) for
* which a handler (i.e. a Tcl command) has been defined for a
* particular top-level window.
*/
typedef struct ProtocolHandler {
Atom protocol; /* Identifies the protocol. */
struct ProtocolHandler *nextPtr;
/* Next in list of protocol handlers for
* the same top-level window, or NULL for
* end of list. */
Tcl_Interp *interp; /* Interpreter in which to invoke command. */
#if 0
char command[4]; /* Tcl command to invoke when a client
* message for this protocol arrives.
* The actual size of the structure varies
* to accommodate the needs of the actual
* command. THIS MUST BE THE LAST FIELD OF
* THE STRUCTURE. */
#else
LangCallback *command; /* Tcl command to invoke when a client
* message for this protocol arrives.
*/
#endif
} ProtocolHandler;
static void ProtocolFree _ANSI_ARGS_((char *clientData));
static void
ProtocolFree(clientData)
char *clientData;
{
ProtocolHandler *p = (ProtocolHandler *) clientData;
LangFreeCallback(p->command);
ckfree((char *) p);
}
/*
* Helper type passed via lParam to TkWmStackorderToplevelEnumProc
*/
typedef struct TkWmStackorderToplevelPair {
Tcl_HashTable *table;
TkWindow **window_ptr;
} TkWmStackorderToplevelPair;
/*
* This structure represents the contents of a icon, in terms of its
* image. The HICON is an internal Windows format. Most of these
* icon-specific-structures originated with the Winico extension.
* We stripped out unused parts of that code, and integrated the
* code more naturally with Tcl.
*/
typedef struct {
UINT Width, Height, Colors; /* Width, Height and bpp */
LPBYTE lpBits; /* ptr to DIB bits */
DWORD dwNumBytes; /* how many bytes? */
LPBITMAPINFO lpbi; /* ptr to header */
LPBYTE lpXOR; /* ptr to XOR image bits */
LPBYTE lpAND; /* ptr to AND image bits */
HICON hIcon; /* DAS ICON */
} ICONIMAGE, *LPICONIMAGE;
/*
* This structure is how we represent a block of the above
* items. We will reallocate these structures according to
* how many images they need to contain.
*/
typedef struct {
int nNumImages; /* How many images? */
ICONIMAGE IconImages[1]; /* Image entries */
} BlockOfIconImages, *BlockOfIconImagesPtr;
/*
* These two structures are used to read in icons from an
* 'icon directory' (i.e. the contents of a .icr file, say).
* We only use these structures temporarily, since we copy
* the information we want into a BlockOfIconImages.
*/
typedef struct {
BYTE bWidth; /* Width of the image */
BYTE bHeight; /* Height of the image (times 2) */
BYTE bColorCount; /* Number of colors in image (0 if >=8bpp) */
BYTE bReserved; /* Reserved */
WORD wPlanes; /* Color Planes */
WORD wBitCount; /* Bits per pixel */
DWORD dwBytesInRes; /* how many bytes in this resource? */
DWORD dwImageOffset; /* where in the file is this image */
} ICONDIRENTRY, *LPICONDIRENTRY;
typedef struct {
WORD idReserved; /* Reserved */
WORD idType; /* resource type (1 for icons) */
WORD idCount; /* how many images? */
ICONDIRENTRY idEntries[1]; /* the entries for each image */
} ICONDIR, *LPICONDIR;
/*
* A pointer to one of these strucutures is associated with each
* toplevel. This allows us to free up all memory associated with icon
* resources when a window is deleted or if the window's icon is
* changed. They are simply reference counted according to:
*
* (i) how many WmInfo structures point to this object
* (ii) whether the ThreadSpecificData defined in this file contains
* a pointer to this object.
*
* The former count is for windows whose icons are individually
* set, and the latter is for the global default icon choice.
*
* Icons loaded from .icr/.icr use the iconBlock field, icons
* loaded from .exe/.dll use the hIcon field.
*/
typedef struct WinIconInstance {
int refCount; /* Number of instances that share this
* data structure. */
BlockOfIconImagesPtr iconBlock;
/* Pointer to icon resource data for
* image. */
} WinIconInstance;
typedef struct WinIconInstance *WinIconPtr;
/*
* A data structure of the following type holds window-manager-related
* information for each top-level window in an application.
*/
typedef struct TkWmInfo {
TkWindow *winPtr; /* Pointer to main Tk information for
* this window. */
HWND wrapper; /* This is the decorative frame window
* created by the window manager to wrap
* a toplevel window. This window is
* a direct child of the root window. */
char *title; /* Title to display in window caption. If
* NULL, use name of widget. Malloced. */
char *iconName; /* Name to display in icon. Malloced. */
XWMHints hints; /* Various pieces of information for
* window manager. */
char *leaderName; /* Path name of leader of window group
* (corresponds to hints.window_group).
* Malloc-ed. Note: this field doesn't
* get updated if leader is destroyed. */
TkWindow *masterPtr; /* Master window for TRANSIENT_FOR property,
* or NULL. */
Tk_Window icon; /* Window to use as icon for this window,
* or NULL. */
Tk_Image iconImage; /* Image used to generate Icon - or NULL */
Tk_Window iconFor; /* Window for which this window is icon, or
* NULL if this isn't an icon for anyone. */
/*
* Information used to construct an XSizeHints structure for
* the window manager:
*/
int defMinWidth, defMinHeight, defMaxWidth, defMaxHeight;
/* Default resize limits given by system. */
int sizeHintsFlags; /* Flags word for XSizeHints structure.
* If the PBaseSize flag is set then the
* window is gridded; otherwise it isn't
* gridded. */
int minWidth, minHeight; /* Minimum dimensions of window, in
* grid units, not pixels. */
int maxWidth, maxHeight; /* Maximum dimensions of window, in
* grid units, not pixels, or 0 to default. */
Tk_Window gridWin; /* Identifies the window that controls
* gridding for this top-level, or NULL if
* the top-level isn't currently gridded. */
int widthInc, heightInc; /* Increments for size changes (# pixels
* per step). */
struct {
int x; /* numerator */
int y; /* denominator */
} minAspect, maxAspect; /* Min/max aspect ratios for window. */
int reqGridWidth, reqGridHeight;
/* The dimensions of the window (in
* grid units) requested through
* the geometry manager. */
int gravity; /* Desired window gravity. */
/*
* Information used to manage the size and location of a window.
*/
int width, height; /* Desired dimensions of window, specified
* in grid units. These values are
* set by the "wm geometry" command and by
* ConfigureNotify events (for when wm
* resizes window). -1 means user hasn't
* requested dimensions. */
int x, y; /* Desired X and Y coordinates for window.
* These values are set by "wm geometry",
* plus by ConfigureNotify events (when wm
* moves window). These numbers are
* different than the numbers stored in
* winPtr->changes because (a) they could be
* measured from the right or bottom edge
* of the screen (see WM_NEGATIVE_X and
* WM_NEGATIVE_Y flags) and (b) if the window
* has been reparented then they refer to the
* parent rather than the window itself. */
int borderWidth, borderHeight;
/* Width and height of window dressing, in
* pixels for the current style/exStyle. This
* includes the border on both sides of the
* window. */
int configWidth, configHeight;
/* Dimensions passed to last request that we
* issued to change geometry of window. Used
* to eliminate redundant resize operations. */
HMENU hMenu; /* the hMenu associated with this menu */
DWORD style, exStyle; /* Style flags for the wrapper window. */
LONG styleConfig; /* Extra user requested style bits */
LONG exStyleConfig; /* Extra user requested extended style bits */
/*
* List of children of the toplevel which have private colormaps.
*/
TkWindow **cmapList; /* Array of window with private colormaps. */
int cmapCount; /* Number of windows in array. */
/*
* Miscellaneous information.
*/
ProtocolHandler *protPtr; /* First in list of protocol handlers for
* this window (NULL means none). */
int cmdArgc; /* Number of elements in cmdArgv below. */
CONST char **cmdArgv; /* Array of strings to store in the
* WM_COMMAND property. NULL means nothing
* available. */
char *clientMachine; /* String to store in WM_CLIENT_MACHINE
* property, or NULL. */
int flags; /* Miscellaneous flags, defined below. */
int numTransients; /* number of transients on this window */
WinIconPtr iconPtr; /* pointer to titlebar icon structure for
* this window, or NULL. */
struct TkWmInfo *nextPtr; /* Next in list of all top-level windows. */
} WmInfo;
/*
* Flag values for WmInfo structures:
*
* WM_NEVER_MAPPED - non-zero means window has never been
* mapped; need to update all info when
* window is first mapped.
* WM_UPDATE_PENDING - non-zero means a call to UpdateGeometryInfo
* has already been scheduled for this
* window; no need to schedule another one.
* WM_NEGATIVE_X - non-zero means x-coordinate is measured in
* pixels from right edge of screen, rather
* than from left edge.
* WM_NEGATIVE_Y - non-zero means y-coordinate is measured in
* pixels up from bottom of screen, rather than
* down from top.
* WM_UPDATE_SIZE_HINTS - non-zero means that new size hints need to be
* propagated to window manager. Not used on Win.
* WM_SYNC_PENDING - set to non-zero while waiting for the window
* manager to respond to some state change.
* WM_MOVE_PENDING - non-zero means the application has requested
* a new position for the window, but it hasn't
* been reflected through the window manager
* yet.
* WM_COLORMAPS_EXPLICIT - non-zero means the colormap windows were
* set explicitly via "wm colormapwindows".
* WM_ADDED_TOPLEVEL_COLORMAP - non-zero means that when "wm colormapwindows"
* was called the top-level itself wasn't
* specified, so we added it implicitly at
* the end of the list.
* WM_WIDTH_NOT_RESIZABLE - non-zero means that we're not supposed to
* allow the user to change the width of the
* window (controlled by "wm resizable"
* command).
* WM_HEIGHT_NOT_RESIZABLE - non-zero means that we're not supposed to
* allow the user to change the height of the
* window (controlled by "wm resizable"
* command).
* WM_WITHDRAWN - non-zero means that this window has explicitly
* been withdrawn. If it's a transient, it should
* not mirror state changes in the master.
*/
#define WM_NEVER_MAPPED (1<<0)
#define WM_UPDATE_PENDING (1<<1)
#define WM_NEGATIVE_X (1<<2)
#define WM_NEGATIVE_Y (1<<3)
#define WM_UPDATE_SIZE_HINTS (1<<4)
#define WM_SYNC_PENDING (1<<5)
#define WM_CREATE_PENDING (1<<6)
#define WM_MOVE_PENDING (1<<7)
#define WM_COLORMAPS_EXPLICIT (1<<8)
#define WM_ADDED_TOPLEVEL_COLORMAP (1<<9)
#define WM_WIDTH_NOT_RESIZABLE (1<<10)
#define WM_HEIGHT_NOT_RESIZABLE (1<<11)
#define WM_WITHDRAWN (1<<12)
/*
* Window styles for various types of toplevel windows.
*/
#define WM_OVERRIDE_STYLE (WS_POPUP|WS_CLIPCHILDREN|CS_DBLCLKS)
#define EX_OVERRIDE_STYLE (WS_EX_TOOLWINDOW)
#define WM_TOPLEVEL_STYLE (WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|CS_DBLCLKS)
#define EX_TOPLEVEL_STYLE (0)
#define WM_TRANSIENT_STYLE \
(WS_POPUP|WS_CAPTION|WS_SYSMENU|WS_CLIPSIBLINGS|CS_DBLCLKS)
#define EX_TRANSIENT_STYLE (WS_EX_DLGMODALFRAME)
/*
* The following structure is the official type record for geometry
* management of top-level windows.
*/
static void TopLevelReqProc(ClientData dummy, Tk_Window tkwin);
static Tk_GeomMgr wmMgrType = {
"wm", /* name */
TopLevelReqProc, /* requestProc */
(Tk_GeomLostSlaveProc *) NULL, /* lostSlaveProc */
};
typedef struct ThreadSpecificData {
HPALETTE systemPalette; /* System palette; refers to the
* currently installed foreground logical
* palette. */
TkWindow *createWindow; /* Window that is being constructed. This
* value is set immediately before a
* call to CreateWindowEx, and is used
* by SetLimits. This is a gross hack
* needed to work around Windows brain
* damage where it sends the
* WM_GETMINMAXINFO message before the
* WM_CREATE window. */
int initialized; /* Flag indicating whether thread-
* specific elements of module have
* been initialized. */
int firstWindow; /* Flag, cleared when the first window
* is mapped in a non-iconic state. */
WinIconPtr iconPtr; /* IconPtr being used as default for all
* toplevels, or NULL. */
} ThreadSpecificData;
static Tcl_ThreadDataKey dataKey;
/*
* The following variables cannot be placed in thread local storage
* because they must be shared across threads.
*/
static int initialized; /* Flag indicating whether module has
* been initialized. */
/*
* A pointer to a shell proc which allows us to extract icons from
* any file. We just initialize this when we start up (if we can)
* and then it never changes
*/
DWORD* (WINAPI *shgetfileinfoProc) (LPCTSTR pszPath, DWORD dwFileAttributes,
SHFILEINFO* psfi, UINT cbFileInfo, UINT uFlags) = NULL;
TCL_DECLARE_MUTEX(winWmMutex)
/*
* Forward declarations for procedures defined in this file:
*/
static int ActivateWindow _ANSI_ARGS_((Tcl_Event *evPtr,
int flags));
static void ConfigureTopLevel _ANSI_ARGS_((WINDOWPOS *pos));
static void GenerateConfigureNotify _ANSI_ARGS_((
TkWindow *winPtr));
static void GetMaxSize _ANSI_ARGS_((WmInfo *wmPtr,
int *maxWidthPtr, int *maxHeightPtr));
static void GetMinSize _ANSI_ARGS_((WmInfo *wmPtr,
int *minWidthPtr, int *minHeightPtr));
static TkWindow * GetTopLevel _ANSI_ARGS_((HWND hwnd));
static void ImageChangedProc _ANSI_ARGS_((ClientData clientData,
int x, int y, int width, int height,
int imageWidth, int imageHeight));
static void InitWm _ANSI_ARGS_((void));
static int InstallColormaps _ANSI_ARGS_((HWND hwnd, int message,
int isForemost));
static void InvalidateSubTree _ANSI_ARGS_((TkWindow *winPtr,
Colormap colormap));
static int ParseGeometry _ANSI_ARGS_((Tcl_Interp *interp,
char *string, TkWindow *winPtr));
static void RefreshColormap _ANSI_ARGS_((Colormap colormap,
TkDisplay *dispPtr));
static void SetLimits _ANSI_ARGS_((HWND hwnd, MINMAXINFO *info));
static void TkWmStackorderToplevelWrapperMap _ANSI_ARGS_((
TkWindow *winPtr,
Tcl_HashTable *table));
static LRESULT CALLBACK TopLevelProc _ANSI_ARGS_((HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam));
static void TopLevelEventProc _ANSI_ARGS_((ClientData clientData,
XEvent *eventPtr));
static void TopLevelReqProc _ANSI_ARGS_((ClientData dummy,
Tk_Window tkwin));
static void UpdateGeometryInfo _ANSI_ARGS_((
ClientData clientData));
static void UpdateIcon _ANSI_ARGS_((TkWindow *winPtr));
static void UpdateWrapper _ANSI_ARGS_((TkWindow *winPtr));
static void UnmanageGeometry _ANSI_ARGS_((Tk_Window tkwin));
static LRESULT CALLBACK WmProc _ANSI_ARGS_((HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam));
static void WmWaitVisibilityOrMapProc _ANSI_ARGS_((
ClientData clientData, XEvent *eventPtr));
static BlockOfIconImagesPtr ReadIconOrCursorFromFile _ANSI_ARGS_((
Tcl_Interp *interp, Tcl_Obj* fileName, BOOL isIcon));
static WinIconPtr ReadIconFromFile _ANSI_ARGS_((
Tcl_Interp *interp, Tcl_Obj *fileName));
static WinIconPtr GetIconFromPixmap _ANSI_ARGS_((Display *dsPtr,
Pixmap pixmap));
static int ReadICOHeader _ANSI_ARGS_((Tcl_Channel channel));
static BOOL AdjustIconImagePointers _ANSI_ARGS_((LPICONIMAGE lpImage));
static HICON MakeIconOrCursorFromResource
_ANSI_ARGS_((LPICONIMAGE lpIcon, BOOL isIcon));
static HICON GetIcon _ANSI_ARGS_((WinIconPtr titlebaricon,
int icon_size));
static int WinSetIcon _ANSI_ARGS_((Tcl_Interp *interp,
WinIconPtr titlebaricon, Tk_Window tkw));
static void FreeIconBlock _ANSI_ARGS_((BlockOfIconImagesPtr lpIR));
static void DecrIconRefCount _ANSI_ARGS_((WinIconPtr titlebaricon));
static int WmAspectCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmAttributesCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmClientCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmColormapwindowsCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmCommandCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmDeiconifyCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmFocusmodelCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmFrameCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmGeometryCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmGridCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmGroupCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmIconbitmapCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmIconifyCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmIconimageCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmIconmaskCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmIconnameCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmIconpositionCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmIconwindowCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmMaxsizeCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmMinsizeCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmOverrideredirectCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmPositionfromCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmProtocolCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmResizableCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmSizefromCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmStackorderCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmStateCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmTitleCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmTransientCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmWithdrawCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static int WmWrapperCmd _ANSI_ARGS_((Tk_Window tkwin,
TkWindow *winPtr, Tcl_Interp *interp, int objc,
Tcl_Obj *CONST objv[]));
static void WmUpdateGeom _ANSI_ARGS_((WmInfo *wmPtr,
TkWindow *winPtr));
/* Used in BytesPerLine */
#define WIDTHBYTES(bits) ((((bits) + 31)>>5)<<2)
/*
*----------------------------------------------------------------------
*
* DIBNumColors --
*
* Calculates the number of entries in the color table, given by
* LPSTR lpbi - pointer to the CF_DIB memory block. Used by
* titlebar icon code.
*
* Results:
*
* WORD - Number of entries in the color table.
*
* Side effects: None.
*
*
*----------------------------------------------------------------------
*/
static WORD
DIBNumColors( LPSTR lpbi )
{
WORD wBitCount;
DWORD dwClrUsed;
dwClrUsed = ((LPBITMAPINFOHEADER) lpbi)->biClrUsed;
if (dwClrUsed)
return (WORD) dwClrUsed;
wBitCount = ((LPBITMAPINFOHEADER) lpbi)->biBitCount;
switch (wBitCount)
{
case 1: return 2;
case 4: return 16;
case 8: return 256;
default:return 0;
}
}
/*
*----------------------------------------------------------------------
*
* PaletteSize --
*
* Calculates the number of bytes in the color table, as given by
* LPSTR lpbi - pointer to the CF_DIB memory block. Used by
* titlebar icon code.
*
* Results:
* number of bytes in the color table
*
* Side effects: None.
*
*
*----------------------------------------------------------------------
*/
static WORD
PaletteSize( LPSTR lpbi )
{
return ((WORD)( DIBNumColors( lpbi ) * sizeof( RGBQUAD )) );
}
/*
*----------------------------------------------------------------------
*
* FindDIBits --
*
* Locate the image bits in a CF_DIB format DIB, as given by
* LPSTR lpbi - pointer to the CF_DIB memory block. Used by
* titlebar icon code.
*
* Results:
* pointer to the image bits
*
* Side effects: None
*
*
*----------------------------------------------------------------------
*/
static LPSTR
FindDIBBits( LPSTR lpbi )
{
return ( lpbi + *(LPDWORD)lpbi + PaletteSize( lpbi ) );
}
/*
*----------------------------------------------------------------------
*
* BytesPerLine --
*
* Calculates the number of bytes in one scan line, as given by
* LPBITMAPINFOHEADER lpBMIH - pointer to the BITMAPINFOHEADER
* that begins the CF_DIB block. Used by titlebar icon code.
*
* Results:
* number of bytes in one scan line (DWORD aligned)
*
* Side effects: None
*
*
*----------------------------------------------------------------------
*/
static DWORD
BytesPerLine( LPBITMAPINFOHEADER lpBMIH )
{
return WIDTHBYTES(lpBMIH->biWidth * lpBMIH->biPlanes * lpBMIH->biBitCount);
}
/*
*----------------------------------------------------------------------
*
* AdjustIconImagePointers --
*
* Adjusts internal pointers in icon resource struct, as given
* by LPICONIMAGE lpImage - the resource to handle. Used by
* titlebar icon code.
*
* Results:
* BOOL - TRUE for success, FALSE for failure
*
* Side effects:
*
*
*----------------------------------------------------------------------
*/
static BOOL
AdjustIconImagePointers( LPICONIMAGE lpImage )
{
/* Sanity check */
if (lpImage==NULL)
return FALSE;
/* BITMAPINFO is at beginning of bits */
lpImage->lpbi = (LPBITMAPINFO)lpImage->lpBits;
/* Width - simple enough */
lpImage->Width = lpImage->lpbi->bmiHeader.biWidth;
/*
* Icons are stored in funky format where height is doubled
* so account for that
*/
lpImage->Height = (lpImage->lpbi->bmiHeader.biHeight)/2;
/* How many colors? */
lpImage->Colors = lpImage->lpbi->bmiHeader.biPlanes *
lpImage->lpbi->bmiHeader.biBitCount;
/* XOR bits follow the header and color table */
lpImage->lpXOR = (LPBYTE)FindDIBBits(((LPSTR)lpImage->lpbi));
/* AND bits follow the XOR bits */
lpImage->lpAND = lpImage->lpXOR + (lpImage->Height*
BytesPerLine((LPBITMAPINFOHEADER)(lpImage->lpbi)));
return TRUE;
}
/*
*----------------------------------------------------------------------
*
* MakeIconOrCursorFromResource --
*
* Construct an actual HICON structure from the information
* in a resource.
*
* Results:
*
*
* Side effects:
*
*
*----------------------------------------------------------------------
*/
static HICON
MakeIconOrCursorFromResource(LPICONIMAGE lpIcon, BOOL isIcon) {
HICON hIcon ;
static FARPROC pfnCreateIconFromResourceEx=NULL;
static int initinfo=0;
/* Sanity Check */
if (lpIcon == NULL)
return NULL;
if (lpIcon->lpBits == NULL)
return NULL;
if (!initinfo) {
HMODULE hMod = GetModuleHandleA("USER32.DLL");
initinfo=1;
if (hMod){
pfnCreateIconFromResourceEx =
GetProcAddress(hMod, "CreateIconFromResourceEx");
}
}
/* Let the OS do the real work :) */
if (pfnCreateIconFromResourceEx!=NULL) {
hIcon = (HICON) (pfnCreateIconFromResourceEx)
(lpIcon->lpBits, lpIcon->dwNumBytes, isIcon, 0x00030000,
(*(LPBITMAPINFOHEADER)(lpIcon->lpBits)).biWidth,
(*(LPBITMAPINFOHEADER)(lpIcon->lpBits)).biHeight/2, 0);
} else {
hIcon = NULL;
}
/* It failed, odds are good we're on NT so try the non-Ex way */
if (hIcon == NULL) {
/* We would break on NT if we try with a 16bpp image */
if (lpIcon->lpbi->bmiHeader.biBitCount != 16) {
hIcon = CreateIconFromResource(lpIcon->lpBits, lpIcon->dwNumBytes,
isIcon, 0x00030000);
}
}
return hIcon;
}
/*
*----------------------------------------------------------------------
*
* ReadICOHeader --
*
* Reads the header from an ICO file, as specfied by channel.
*
* Results:
* UINT - Number of images in file, -1 for failure.
* If this succeeds, there is a decent chance this is a
* valid icon file.
*
* Side effects:
*
*
*----------------------------------------------------------------------
*/
static int
ReadICOHeader( Tcl_Channel channel )
{
WORD Input;
DWORD dwBytesRead;
/* Read the 'reserved' WORD */
dwBytesRead = Tcl_Read( channel, (char*)&Input, sizeof( WORD ));
/* Did we get a WORD? */
if (dwBytesRead != sizeof( WORD ))
return -1;
/* Was it 'reserved' ? (ie 0) */
if (Input != 0)
return -1;
/* Read the type WORD */
dwBytesRead = Tcl_Read( channel, (char*)&Input, sizeof( WORD ));
/* Did we get a WORD? */
if (dwBytesRead != sizeof( WORD ))
return -1;
/* Was it type 1? */
if (Input != 1)
return -1;
/* Get the count of images */
dwBytesRead = Tcl_Read( channel, (char*)&Input, sizeof( WORD ));
/* Did we get a WORD? */
if (dwBytesRead != sizeof( WORD ))
return -1;
/* Return the count */
return (int)Input;
}
/*
*----------------------------------------------------------------------
*
* InitWindowClass --
*
* This routine creates the Wm toplevel decorative frame class.
*
* Results:
* None.
*
* Side effects:
* Registers a new window class.
*
*----------------------------------------------------------------------
*/
static int
InitWindowClass(WinIconPtr titlebaricon) {
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (! tsdPtr->initialized) {
tsdPtr->initialized = 1;
tsdPtr->firstWindow = 1;
tsdPtr->iconPtr = NULL;
}
if (! initialized) {
Tcl_MutexLock(&winWmMutex);
if (! initialized) {
Tcl_DString classString;
WNDCLASS class;
initialized = 1;
if (shgetfileinfoProc == NULL) {
HINSTANCE hInstance = LoadLibraryA("shell32");
if (hInstance != NULL) {
shgetfileinfoProc =
(DWORD* (WINAPI *) (LPCTSTR pszPath, DWORD dwFileAttributes,
SHFILEINFO* psfi, UINT cbFileInfo, UINT uFlags)) GetProcAddress(hInstance,
"SHGetFileInfo");
FreeLibrary(hInstance);
}
}
/*
* The only difference between WNDCLASSW and WNDCLASSA are
* in pointers, so we can use the generic structure WNDCLASS.
*/
ZeroMemory(&class, sizeof(WNDCLASS));
/*
* When threads are enabled, we cannot use CLASSDC because
* threads will then write into the same device context.
*
* This is a hack; we should add a subsystem that manages
* device context on a per-thread basis. See also tkWinX.c,
* which also initializes a WNDCLASS structure.
*/
#ifdef TCL_THREADS
class.style = CS_HREDRAW | CS_VREDRAW;
#else
class.style = CS_HREDRAW | CS_VREDRAW | CS_CLASSDC;
#endif
class.hInstance = Tk_GetHINSTANCE();
Tcl_WinUtfToTChar(TK_WIN_TOPLEVEL_CLASS_NAME, -1, &classString);
class.lpszClassName = (LPCTSTR) Tcl_DStringValue(&classString);
class.lpfnWndProc = WmProc;
if (titlebaricon == NULL) {
class.hIcon = LoadIcon(Tk_GetHINSTANCE(), "tk");
} else {
class.hIcon = GetIcon(titlebaricon, ICON_BIG);
if (class.hIcon == NULL) {
return TCL_ERROR;
}
/*
* Store pointer to default icon so we know when
* we need to free that information
*/
tsdPtr->iconPtr = titlebaricon;
}
class.hCursor = LoadCursor(NULL, IDC_ARROW);
if (!(*tkWinProcs->registerClass)(&class)) {
panic("Unable to register TkTopLevel class");
}
Tcl_DStringFree(&classString);
}
Tcl_MutexUnlock(&winWmMutex);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* InitWm --
*
* This initialises the window manager
*
* Results:
* None.
*
* Side effects:
* Registers a new window class.
*
*----------------------------------------------------------------------
*/
static void
InitWm(void)
{
/* Ignore return result */
(void) InitWindowClass(NULL);
}
/*
*----------------------------------------------------------------------
*
* WinSetIcon --
*
* Sets either the default toplevel titlebar icon, or the icon
* for a specific toplevel (if tkw is given, then only that
* window is used).
*
* The ref-count of the titlebaricon is NOT changed. If this
* function returns successfully, the caller should assume
* the icon was used (and therefore the ref-count should
* be adjusted to reflect that fact). If the function returned
* an error, the caller should assume the icon was not used
* (and may wish to free the memory associated with it).
*
* Results:
* A standard Tcl return code.
*
* Side effects:
* One or all windows may have their icon changed.
* The Tcl result may be modified.
* The window-manager will be initialised if it wasn't already.
* The given window will be forced into existence.
*
*----------------------------------------------------------------------
*/
static int
WinSetIcon(interp, titlebaricon, tkw)
Tcl_Interp *interp;
WinIconPtr titlebaricon;
Tk_Window tkw;
{
WmInfo *wmPtr;
HWND hwnd;
int application = 0;
if (tkw == NULL) {
tkw = Tk_MainWindow(interp);
application = 1;
}
if (!(Tk_IsTopLevel(tkw))) {
Tcl_AppendResult(interp, "window \"", Tk_PathName(tkw),
"\" isn't a top-level window", (char *) NULL);
return TCL_ERROR;
}
if (Tk_WindowId(tkw) == None) {
Tk_MakeWindowExist(tkw);
}
/* We must get the window's wrapper, not the window itself */
wmPtr = ((TkWindow*)tkw)->wmInfoPtr;
hwnd = wmPtr->wrapper;
if (application) {
if (hwnd == NULL) {
/*
* I don't actually think this is ever the correct thing, unless
* perhaps the window doesn't have a wrapper. But I believe all
* windows have wrappers.
*/
hwnd = Tk_GetHWND(Tk_WindowId(tkw));
}
/*
* If we aren't initialised, then just initialise with the user's
* icon. Otherwise our icon choice will be ignored moments later
* when Tk finishes initialising.
*/
if (!initialized) {
if (InitWindowClass(titlebaricon) != TCL_OK) {
Tcl_AppendResult(interp,"Unable to set icon", (char*)NULL);
return TCL_ERROR;
}
} else {
ThreadSpecificData *tsdPtr;
if (
#ifdef _WIN64
!SetClassLongPtr(hwnd, GCLP_HICONSM,
(LPARAM)GetIcon(titlebaricon, ICON_SMALL))
#else
!SetClassLong(hwnd, GCL_HICONSM,
(LPARAM)GetIcon(titlebaricon, ICON_SMALL))
#endif
) {
/*
* For some reason this triggers, even though it seems
* to be successful This is probably related to the
* WNDCLASS vs WNDCLASSEX difference. Anyway it seems
* we have to ignore errors returned here.
*/
/*
* Tcl_AppendResult(interp,"Unable to set new small icon", (char*)NULL);
* return TCL_ERROR;
*/
}
if (
#ifdef _WIN64
!SetClassLongPtr(hwnd, GCLP_HICON,
(LPARAM)GetIcon(titlebaricon, ICON_BIG))
#else
!SetClassLong(hwnd, GCL_HICON,
(LPARAM)GetIcon(titlebaricon, ICON_BIG))
#endif
) {
Tcl_AppendResult(interp,"Unable to set new icon", (char*)NULL);
return TCL_ERROR;
}
tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (tsdPtr->iconPtr != NULL) {
DecrIconRefCount(tsdPtr->iconPtr);
}
tsdPtr->iconPtr = titlebaricon;
}
} else {
if (!initialized) {
/*
* Need to initialise the wm otherwise we will fail on
* code which tries to set a toplevel's icon before that
* happens. Ignore return result.
*/
(void)InitWindowClass(NULL);
}
/*
* The following code is exercised if you do
*
* toplevel .t ; wm titlebaricon .t foo.icr
*
* i.e. the wm hasn't had time to properly create
* the '.t' window before you set the icon.
*/
if (hwnd == NULL) {
/*
* This little snippet is copied from the 'Map' function,
* and should probably be placed in one proper location
*/
UpdateWrapper(wmPtr->winPtr);
wmPtr = ((TkWindow*)tkw)->wmInfoPtr;
hwnd = wmPtr->wrapper;
if (hwnd == NULL) {
Tcl_AppendResult(interp,
"Can't set icon; window has no wrapper.", (char*)NULL);
return TCL_ERROR;
}
}
SendMessage(hwnd, WM_SETICON, ICON_SMALL,
(LPARAM) GetIcon(titlebaricon, ICON_SMALL));
SendMessage(hwnd, WM_SETICON, ICON_BIG,
(LPARAM) GetIcon(titlebaricon, ICON_BIG));
/* Update the iconPtr we keep for each WmInfo structure. */
if (wmPtr->iconPtr != NULL) {
/* Free any old icon ptr which is associated with this window. */
DecrIconRefCount(wmPtr->iconPtr);
}
/*
* We do not need to increment the ref count for the
* titlebaricon, because it was already incremented when we
* retrieved it.
*/
wmPtr->iconPtr = titlebaricon;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* ReadIconFromFile --
*
* Read the contents of a file (usually .ico, .icr) and extract an
* icon resource, if possible, otherwise check if the shell has an
* icon assigned to the given file and use that. If both of those
* fail, then NULL is returned, and an error message will already be
* in the interpreter.
*
* Results:
* A WinIconPtr structure containing the icons in the file, with
* its ref count already incremented. The calling procedure should
* either place this structure inside a WmInfo structure, or it should
* pass it on to DecrIconRefCount() to ensure no memory leaks occur.
*
* If the given fileName did not contain a valid icon structure,
* return NULL.
*
* Side effects:
* Memory is allocated for the returned structure and the icons
* it contains. If the structure is not wanted, it should be
* passed to DecrIconRefCount, and in any case a valid ref count
* should be ensured to avoid memory leaks.
*
* Currently icon resources are not shared, so the ref count of
* one of these structures will always be 0 or 1. However all we
* need do is implement some sort of lookup function between
* filenames and WinIconPtr structures and no other code will need
* to be changed. The pseudo-code for this is implemented below
* in the 'if (0)' branch. It did not seem necessary to implement
* this optimisation here, since moving to icon<->image
* conversions will probably make it obsolete.
*
*----------------------------------------------------------------------
*/
static WinIconPtr
ReadIconFromFile(interp, fileName)
Tcl_Interp *interp;
Tcl_Obj *fileName;
{
WinIconPtr titlebaricon = NULL;
if (0 /* If we already have an icon for this filename */) {
titlebaricon = NULL; /* Get the real value from a lookup */
titlebaricon->refCount++;
return titlebaricon;
} else {
/* First check if it is a .ico file */
BlockOfIconImagesPtr lpIR;
lpIR = ReadIconOrCursorFromFile(interp, fileName, TRUE);
/* Then see if we can ask the shell for the icon for this file */
if (lpIR == NULL && shgetfileinfoProc != NULL) {
SHFILEINFO sfi;
Tcl_DString ds, ds2;
DWORD *res;
CONST char *file;
file = Tcl_TranslateFileName(interp, Tcl_GetString(fileName), &ds);
if (file == NULL) { return NULL; }
Tcl_UtfToExternalDString(NULL, file, -1, &ds2);
Tcl_DStringFree(&ds);
res = (*shgetfileinfoProc)(Tcl_DStringValue(&ds2), 0, &sfi,
sizeof(SHFILEINFO), SHGFI_SMALLICON|SHGFI_ICON);
Tcl_DStringFree(&ds2);
if (res != 0) {
Tcl_ResetResult(interp);
lpIR = (BlockOfIconImagesPtr) ckalloc(sizeof(BlockOfIconImages));
if (lpIR == NULL) {
DestroyIcon(sfi.hIcon);
return NULL;
}
lpIR->nNumImages = 1;
lpIR->IconImages[0].Width = 16;
lpIR->IconImages[0].Height = 16;
lpIR->IconImages[0].Colors = 4;
lpIR->IconImages[0].hIcon = sfi.hIcon;
/* These fields are ignored */
lpIR->IconImages[0].lpBits = 0;
lpIR->IconImages[0].dwNumBytes = 0;
lpIR->IconImages[0].lpXOR = 0;
lpIR->IconImages[0].lpAND = 0;
}
}
if (lpIR != NULL) {
titlebaricon = (WinIconPtr) ckalloc(sizeof(WinIconInstance));
titlebaricon->iconBlock = lpIR;
titlebaricon->refCount = 1;
}
return titlebaricon;
}
}
/*
*----------------------------------------------------------------------
*
* GetIconFromPixmap --
*
* Turn a Tk Pixmap (i.e. a bitmap) into an icon resource, if
* possible, otherwise NULL is returned.
*
* Results:
* A WinIconPtr structure containing a conversion of the given
* bitmap into an icon, with its ref count already incremented. The
* calling procedure should either place this structure inside a
* WmInfo structure, or it should pass it on to DecrIconRefCount()
* to ensure no memory leaks occur.
*
* If the given pixmap did not contain a valid icon structure,
* return NULL.
*
* Side effects:
* Memory is allocated for the returned structure and the icons
* it contains. If the structure is not wanted, it should be
* passed to DecrIconRefCount, and in any case a valid ref count
* should be ensured to avoid memory leaks.
*
* Currently icon resources are not shared, so the ref count of
* one of these structures will always be 0 or 1. However all we
* need do is implement some sort of lookup function between
* pixmaps and WinIconPtr structures and no other code will need
* to be changed.
*
*----------------------------------------------------------------------
*/
static WinIconPtr
GetIconFromPixmap(dsPtr, pixmap)
Display *dsPtr;
Pixmap pixmap;
{
WinIconPtr titlebaricon = NULL;
TkWinDrawable* twdPtr = (TkWinDrawable*) pixmap;
if (twdPtr == NULL) {
return NULL;
}
if (0 /* If we already have an icon for this pixmap */) {
titlebaricon = NULL; /* Get the real value from a lookup */
titlebaricon->refCount++;
return titlebaricon;
} else {
BlockOfIconImagesPtr lpIR;
ICONINFO icon;
HICON hIcon;
int width, height;
Tk_SizeOfBitmap(dsPtr, pixmap, &width, &height);
icon.fIcon = TRUE;
icon.xHotspot = 0;
icon.yHotspot = 0;
icon.hbmMask = twdPtr->bitmap.handle;
icon.hbmColor = twdPtr->bitmap.handle;
hIcon = CreateIconIndirect(&icon);
if (hIcon == NULL) {
return NULL;
}
lpIR = (BlockOfIconImagesPtr) ckalloc(sizeof(BlockOfIconImages));
if (lpIR == NULL) {
DestroyIcon(hIcon);
return NULL;
}
lpIR->nNumImages = 1;
lpIR->IconImages[0].Width = width;
lpIR->IconImages[0].Height = height;
lpIR->IconImages[0].Colors = 1 << twdPtr->bitmap.depth;
lpIR->IconImages[0].hIcon = hIcon;
/* These fields are ignored */
lpIR->IconImages[0].lpBits = 0;
lpIR->IconImages[0].dwNumBytes = 0;
lpIR->IconImages[0].lpXOR = 0;
lpIR->IconImages[0].lpAND = 0;
titlebaricon = (WinIconPtr) ckalloc(sizeof(WinIconInstance));
titlebaricon->iconBlock = lpIR;
titlebaricon->refCount = 1;
return titlebaricon;
}
}
/*
*----------------------------------------------------------------------
*
* DecrIconRefCount --
*
* Reduces the reference count.
*
* Results:
* None.
*
* Side effects:
* If the ref count falls to zero, free the memory associated
* with the icon resource structures. In this case the pointer
* passed into this function is no longer valid.
*
*----------------------------------------------------------------------
*/
static void
DecrIconRefCount(WinIconPtr titlebaricon) {
titlebaricon->refCount--;
if (titlebaricon->refCount <= 0) {
if (titlebaricon->iconBlock != NULL) {
FreeIconBlock(titlebaricon->iconBlock);
}
titlebaricon->iconBlock = NULL;
ckfree((char*)titlebaricon);
}
}
/*
*----------------------------------------------------------------------
*
* FreeIconBlock --
*
* Frees all memory associated with a previously loaded
* titlebaricon. The icon block pointer is no longer
* valid once this function returns.
*
* Results:
* None.
*
* Side effects:
*
*
*----------------------------------------------------------------------
*/
static void
FreeIconBlock(BlockOfIconImagesPtr lpIR) {
int i;
/* Free all the bits */
for (i=0; i< lpIR->nNumImages; i++) {
if (lpIR->IconImages[i].lpBits != NULL) {
ckfree((char*)lpIR->IconImages[i].lpBits);
}
if (lpIR->IconImages[i].hIcon != NULL) {
DestroyIcon(lpIR->IconImages[i].hIcon);
}
}
ckfree ((char*)lpIR);
}
/*
*----------------------------------------------------------------------
*
* GetIcon --
*
* Extracts an icon of a given size from an icon resource
*
* Results:
* Returns the icon, if found, else NULL.
*
* Side effects:
*
*
*----------------------------------------------------------------------
*/
static HICON
GetIcon(WinIconPtr titlebaricon, int icon_size) {
BlockOfIconImagesPtr lpIR;
if (titlebaricon == NULL) {
return NULL;
}
lpIR = titlebaricon->iconBlock;
if (lpIR == NULL) {
return NULL;
} else {
unsigned int size = (icon_size == 0 ? 16 : 32);
int i;
for (i = 0; i < lpIR->nNumImages; i++) {
/* Take the first or a 32x32 16 color icon*/
if ((lpIR->IconImages[i].Height == size)
&& (lpIR->IconImages[i].Width == size)
&& (lpIR->IconImages[i].Colors >= 4)) {
return lpIR->IconImages[i].hIcon;
}
}
/*
* If we get here, then just return the first one,
* it will have to do!
*/
if (lpIR->nNumImages >= 1) {
return lpIR->IconImages[0].hIcon;
}
}
return NULL;
}
static HCURSOR
TclWinReadCursorFromFile(Tcl_Interp* interp, Tcl_Obj* fileName) {
BlockOfIconImagesPtr lpIR;
HICON res = NULL;
lpIR = ReadIconOrCursorFromFile(interp, fileName, FALSE);
if (lpIR == NULL) {
return NULL;
}
if (lpIR->nNumImages >= 1) {
res = CopyImage(lpIR->IconImages[0].hIcon, IMAGE_CURSOR,0,0,0);
}
FreeIconBlock(lpIR);
return res;
}
/*
*----------------------------------------------------------------------
*
* ReadIconOrCursorFromFile --
*
* Reads an Icon Resource from an ICO file, as given by
* char* fileName - Name of the ICO file. This name should
* be in Utf format.
*
* Results:
* Returns an icon resource, if found, else NULL.
*
* Side effects:
* May leave error messages in the Tcl interpreter.
*
*----------------------------------------------------------------------
*/
static BlockOfIconImagesPtr
ReadIconOrCursorFromFile(Tcl_Interp* interp, Tcl_Obj* fileName, BOOL isIcon) {
BlockOfIconImagesPtr lpIR, lpNew;
Tcl_Channel channel;
int i;
DWORD dwBytesRead;
LPICONDIRENTRY lpIDE;
/* Open the file */
channel = Tcl_FSOpenFileChannel(interp, fileName, "r", 0);
if (channel == NULL) {
Tcl_AppendResult(interp,"Error opening file \"",
Tcl_GetString(fileName),
"\" for reading",(char*)NULL);
return NULL;
}
if (Tcl_SetChannelOption(interp, channel, "-translation", "binary")
!= TCL_OK) {
Tcl_Close(NULL, channel);
return NULL;
}
if (Tcl_SetChannelOption(interp, channel, "-encoding", "binary")
!= TCL_OK) {
Tcl_Close(NULL, channel);
return NULL;
}
/* Allocate memory for the resource structure */
lpIR = (BlockOfIconImagesPtr) ckalloc(sizeof(BlockOfIconImages));
if (lpIR == NULL) {
Tcl_AppendResult(interp,"Error allocating memory",(char*)NULL);
Tcl_Close(NULL, channel);
return NULL;
}
/* Read in the header */
if ((lpIR->nNumImages = ReadICOHeader( channel )) == -1) {
Tcl_AppendResult(interp,"Invalid file header",(char*)NULL);
Tcl_Close(NULL, channel);
ckfree((char*) lpIR );
return NULL;
}
/* Adjust the size of the struct to account for the images */
lpNew = (BlockOfIconImagesPtr) ckrealloc((char*)lpIR,
sizeof(BlockOfIconImages) + ((lpIR->nNumImages-1) * sizeof(ICONIMAGE)));
if (lpNew == NULL) {
Tcl_AppendResult(interp,"Error allocating memory",(char*)NULL);
Tcl_Close(NULL, channel);
ckfree( (char*)lpIR );
return NULL;
}
lpIR = lpNew;
/* Allocate enough memory for the icon directory entries */
lpIDE = (LPICONDIRENTRY) ckalloc(lpIR->nNumImages * sizeof(ICONDIRENTRY));
if (lpIDE == NULL) {
Tcl_AppendResult(interp,"Error allocating memory",(char*)NULL);
Tcl_Close(NULL, channel);
ckfree( (char*)lpIR );
return NULL;
}
/* Read in the icon directory entries */
dwBytesRead = Tcl_Read(channel, (char*)lpIDE,
lpIR->nNumImages * sizeof( ICONDIRENTRY ));
if (dwBytesRead != lpIR->nNumImages * sizeof( ICONDIRENTRY )) {
Tcl_AppendResult(interp,"Error reading file",(char*)NULL);
Tcl_Close(NULL, channel);
ckfree( (char*)lpIR );
return NULL;
}
/* Loop through and read in each image */
for( i = 0; i < lpIR->nNumImages; i++ ) {
/* Allocate memory for the resource */
lpIR->IconImages[i].lpBits = (LPBYTE) ckalloc(lpIDE[i].dwBytesInRes);
if (lpIR->IconImages[i].lpBits == NULL) {
Tcl_AppendResult(interp,"Error allocating memory",(char*)NULL);
Tcl_Close(NULL, channel);
ckfree( (char*)lpIR );
ckfree( (char*)lpIDE );
return NULL;
}
lpIR->IconImages[i].dwNumBytes = lpIDE[i].dwBytesInRes;
/* Seek to beginning of this image */
if (Tcl_Seek(channel, lpIDE[i].dwImageOffset, FILE_BEGIN) == -1) {
Tcl_AppendResult(interp,"Error seeking in file",(char*)NULL);
Tcl_Close(NULL, channel);
ckfree( (char*)lpIR );
ckfree( (char*)lpIDE );
return NULL;
}
/* Read it in */
dwBytesRead = Tcl_Read( channel, lpIR->IconImages[i].lpBits,
lpIDE[i].dwBytesInRes);
if (dwBytesRead != lpIDE[i].dwBytesInRes) {
Tcl_AppendResult(interp,"Error reading file",(char*)NULL);
Tcl_Close(NULL, channel);
ckfree( (char*)lpIDE );
ckfree( (char*)lpIR );
return NULL;
}
/* Set the internal pointers appropriately */
if (!AdjustIconImagePointers( &(lpIR->IconImages[i]))) {
Tcl_AppendResult(interp,"Error converting to internal format",
(char*)NULL);
Tcl_Close(NULL, channel);
ckfree( (char*)lpIDE );
ckfree( (char*)lpIR );
return NULL;
}
lpIR->IconImages[i].hIcon =
MakeIconOrCursorFromResource(&(lpIR->IconImages[i]), isIcon);
}
/* Clean up */
ckfree((char*)lpIDE);
Tcl_Close(NULL, channel);
if (lpIR == NULL){
Tcl_AppendResult(interp,"Reading of ", Tcl_GetString(fileName),
" failed!",(char*)NULL);
return NULL;
}
return lpIR;
}
/*
*----------------------------------------------------------------------
*
* GetTopLevel --
*
* This function retrieves the TkWindow associated with the
* given HWND.
*
* Results:
* Returns the matching TkWindow.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
static TkWindow *
GetTopLevel(hwnd)
HWND hwnd;
{
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
/*
* If this function is called before the CreateWindowEx call
* has completed, then the user data slot will not have been
* set yet, so we use the global createWindow variable.
*/
if (tsdPtr->createWindow) {
return tsdPtr->createWindow;
}
#ifdef _WIN64
return (TkWindow *) GetWindowLongPtr(hwnd, GWLP_USERDATA);
#else
return (TkWindow *) GetWindowLong(hwnd, GWL_USERDATA);
#endif
}
/*
*----------------------------------------------------------------------
*
* SetLimits --
*
* Updates the minimum and maximum window size constraints.
*
* Results:
* None.
*
* Side effects:
* Changes the values of the info pointer to reflect the current
* minimum and maximum size values.
*
*----------------------------------------------------------------------
*/
static void
SetLimits(hwnd, info)
HWND hwnd;
MINMAXINFO *info;
{
register WmInfo *wmPtr;
int maxWidth, maxHeight;
int minWidth, minHeight;
int base;
TkWindow *winPtr = GetTopLevel(hwnd);
if (winPtr == NULL) {
return;
}
wmPtr = winPtr->wmInfoPtr;
/*
* Copy latest constraint info.
*/
wmPtr->defMinWidth = info->ptMinTrackSize.x;
wmPtr->defMinHeight = info->ptMinTrackSize.y;
wmPtr->defMaxWidth = info->ptMaxTrackSize.x;
wmPtr->defMaxHeight = info->ptMaxTrackSize.y;
GetMaxSize(wmPtr, &maxWidth, &maxHeight);
GetMinSize(wmPtr, &minWidth, &minHeight);
if (wmPtr->gridWin != NULL) {
base = winPtr->reqWidth - (wmPtr->reqGridWidth * wmPtr->widthInc);
if (base < 0) {
base = 0;
}
base += wmPtr->borderWidth;
info->ptMinTrackSize.x = base + (minWidth * wmPtr->widthInc);
info->ptMaxTrackSize.x = base + (maxWidth * wmPtr->widthInc);
base = winPtr->reqHeight - (wmPtr->reqGridHeight * wmPtr->heightInc);
if (base < 0) {
base = 0;
}
base += wmPtr->borderHeight;
info->ptMinTrackSize.y = base + (minHeight * wmPtr->heightInc);
info->ptMaxTrackSize.y = base + (maxHeight * wmPtr->heightInc);
} else {
info->ptMaxTrackSize.x = maxWidth + wmPtr->borderWidth;
info->ptMaxTrackSize.y = maxHeight + wmPtr->borderHeight;
info->ptMinTrackSize.x = minWidth + wmPtr->borderWidth;
info->ptMinTrackSize.y = minHeight + wmPtr->borderHeight;
}
/*
* If the window isn't supposed to be resizable, then set the
* minimum and maximum dimensions to be the same as the current size.
*/
if (!(wmPtr->flags & WM_SYNC_PENDING)) {
if (wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) {
info->ptMinTrackSize.x = winPtr->changes.width
+ wmPtr->borderWidth;
info->ptMaxTrackSize.x = info->ptMinTrackSize.x;
}
if (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE) {
info->ptMinTrackSize.y = winPtr->changes.height
+ wmPtr->borderHeight;
info->ptMaxTrackSize.y = info->ptMinTrackSize.y;
}
}
}
/*
*----------------------------------------------------------------------
*
* TkWinWmCleanup --
*
* Unregisters classes registered by the window manager. This is
* called from the DLL main entry point when the DLL is unloaded.
*
* Results:
* None.
*
* Side effects:
* The window classes are discarded.
*
*----------------------------------------------------------------------
*/
void
TkWinWmCleanup(hInstance)
HINSTANCE hInstance;
{
ThreadSpecificData *tsdPtr;
/*
* If we're using stubs to access the Tcl library, and they
* haven't been initialized, we can't call Tcl_GetThreadData.
*/
#ifdef USE_TCL_STUBS
if (tclStubsPtr == NULL) {
return;
}
#endif
if (!initialized) {
return;
}
initialized = 0;
tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (!tsdPtr->initialized) {
return;
}
tsdPtr->initialized = 0;
UnregisterClass(TK_WIN_TOPLEVEL_CLASS_NAME, hInstance);
}
/*
*--------------------------------------------------------------
*
* TkWmNewWindow --
*
* This procedure is invoked whenever a new top-level
* window is created. Its job is to initialize the WmInfo
* structure for the window.
*
* Results:
* None.
*
* Side effects:
* A WmInfo structure gets allocated and initialized.
*
*--------------------------------------------------------------
*/
void
TkWmNewWindow(winPtr)
TkWindow *winPtr; /* Newly-created top-level window. */
{
register WmInfo *wmPtr;
wmPtr = (WmInfo *) ckalloc(sizeof(WmInfo));
/*
* Initialize full structure, then set what isn't NULL
*/
ZeroMemory(wmPtr, sizeof(WmInfo));
winPtr->wmInfoPtr = wmPtr;
wmPtr->winPtr = winPtr;
wmPtr->hints.flags = InputHint | StateHint;
wmPtr->hints.input = True;
wmPtr->hints.initial_state = NormalState;
wmPtr->hints.icon_pixmap = None;
wmPtr->hints.icon_window = None;
wmPtr->hints.icon_x = wmPtr->hints.icon_y = 0;
wmPtr->hints.icon_mask = None;
wmPtr->hints.window_group = None;
/*
* Default the maximum dimensions to the size of the display.
*/
wmPtr->defMinWidth = wmPtr->defMinHeight = 0;
wmPtr->defMaxWidth = DisplayWidth(winPtr->display, winPtr->screenNum);
wmPtr->defMaxHeight = DisplayHeight(winPtr->display, winPtr->screenNum);
wmPtr->minWidth = wmPtr->minHeight = 1;
wmPtr->maxWidth = wmPtr->maxHeight = 0;
wmPtr->widthInc = wmPtr->heightInc = 1;
wmPtr->minAspect.x = wmPtr->minAspect.y = 1;
wmPtr->maxAspect.x = wmPtr->maxAspect.y = 1;
wmPtr->reqGridWidth = wmPtr->reqGridHeight = -1;
wmPtr->gravity = NorthWestGravity;
wmPtr->width = -1;
wmPtr->height = -1;
wmPtr->x = winPtr->changes.x;
wmPtr->y = winPtr->changes.y;
wmPtr->configWidth = -1;
wmPtr->configHeight = -1;
wmPtr->flags = WM_NEVER_MAPPED;
wmPtr->nextPtr = winPtr->dispPtr->firstWmPtr;
winPtr->dispPtr->firstWmPtr = wmPtr;
/*
* Tk must monitor structure events for top-level windows, in order
* to detect size and position changes caused by window managers.
*/
Tk_CreateEventHandler((Tk_Window) winPtr, StructureNotifyMask,
TopLevelEventProc, (ClientData) winPtr);
/*
* Arrange for geometry requests to be reflected from the window
* to the window manager.
*/
Tk_ManageGeometry((Tk_Window) winPtr, &wmMgrType, (ClientData) 0);
}
/*
*----------------------------------------------------------------------
*
* UpdateWrapper --
*
* This function creates the wrapper window that contains the
* window decorations and menus for a toplevel. This function
* may be called after a window is mapped to change the window
* style.
*
* Results:
* None.
*
* Side effects:
* Destroys any old wrapper window and replaces it with a newly
* created wrapper.
*
*----------------------------------------------------------------------
*/
static void
UpdateWrapper(winPtr)
TkWindow *winPtr; /* Top-level window to redecorate. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
HWND parentHWND, oldWrapper;
HWND child;
int x, y, width, height, state;
WINDOWPLACEMENT place;
HICON hSmallIcon = NULL;
HICON hBigIcon = NULL;
Tcl_DString titleString, classString;
int *childStateInfo = NULL;
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (winPtr->window == None) {
/*
* Ensure existence of the window to update the wrapper for.
*/
Tk_MakeWindowExist((Tk_Window) winPtr);
}
child = TkWinGetHWND(winPtr->window);
parentHWND = NULL;
if (winPtr->flags & TK_EMBEDDED) {
wmPtr->wrapper = (HWND) winPtr->privatePtr;
if (wmPtr->wrapper == NULL) {
panic("UpdateWrapper: Cannot find container window");
}
if (!IsWindow(wmPtr->wrapper)) {
panic("UpdateWrapper: Container was destroyed");
}
} else {
/*
* Pick the decorative frame style. Override redirect windows get
* created as undecorated popups. Transient windows get a modal
* dialog frame. Neither override, nor transient windows appear in
* the Windows taskbar. Note that a transient window does not resize
* by default, so we need to explicitly add the WS_THICKFRAME style
* if we want it to be resizeable.
*/
if (winPtr->atts.override_redirect) {
wmPtr->style = WM_OVERRIDE_STYLE;
wmPtr->exStyle = EX_OVERRIDE_STYLE;
} else if (wmPtr->masterPtr) {
wmPtr->style = WM_TRANSIENT_STYLE;
wmPtr->exStyle = EX_TRANSIENT_STYLE;
parentHWND = Tk_GetHWND(Tk_WindowId(wmPtr->masterPtr));
if (! ((wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) &&
(wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE))) {
wmPtr->style |= WS_THICKFRAME;
}
} else {
wmPtr->style = WM_TOPLEVEL_STYLE;
wmPtr->exStyle = EX_TOPLEVEL_STYLE;
}
wmPtr->style |= wmPtr->styleConfig;
wmPtr->exStyle |= wmPtr->exStyleConfig;
if ((wmPtr->flags & WM_WIDTH_NOT_RESIZABLE)
&& (wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE)) {
wmPtr->style &= ~ (WS_MAXIMIZEBOX | WS_SIZEBOX);
}
/*
* Compute the geometry of the parent and child windows.
*/
wmPtr->flags |= WM_CREATE_PENDING|WM_MOVE_PENDING;
UpdateGeometryInfo((ClientData)winPtr);
wmPtr->flags &= ~(WM_CREATE_PENDING|WM_MOVE_PENDING);
width = wmPtr->borderWidth + winPtr->changes.width;
height = wmPtr->borderHeight + winPtr->changes.height;
/*
* Set the initial position from the user or program specified
* location. If nothing has been specified, then let the system
* pick a location.
*/
if (!(wmPtr->sizeHintsFlags & (USPosition | PPosition))
&& (wmPtr->flags & WM_NEVER_MAPPED)) {
x = CW_USEDEFAULT;
y = CW_USEDEFAULT;
} else {
x = winPtr->changes.x;
y = winPtr->changes.y;
}
/*
* Create the containing window, and set the user data to point
* to the TkWindow.
*/
tsdPtr->createWindow = winPtr;
Tcl_WinUtfToTChar(((wmPtr->title != NULL) ?
wmPtr->title : winPtr->nameUid), -1, &titleString);
Tcl_WinUtfToTChar(TK_WIN_TOPLEVEL_CLASS_NAME, -1, &classString);
wmPtr->wrapper = (*tkWinProcs->createWindowEx)(wmPtr->exStyle,
(LPCTSTR) Tcl_DStringValue(&classString),
(LPCTSTR) Tcl_DStringValue(&titleString),
wmPtr->style, x, y, width, height,
parentHWND, NULL, Tk_GetHINSTANCE(), NULL);
Tcl_DStringFree(&classString);
Tcl_DStringFree(&titleString);
if (!wmPtr->wrapper) {
panic("UpdateWrapper: Failed to create container");
}
#ifdef _WIN64
SetWindowLongPtr(wmPtr->wrapper, GWLP_USERDATA, (LONG_PTR) winPtr);
#else
SetWindowLong(wmPtr->wrapper, GWL_USERDATA, (LONG) winPtr);
#endif
tsdPtr->createWindow = NULL;
place.length = sizeof(WINDOWPLACEMENT);
GetWindowPlacement(wmPtr->wrapper, &place);
wmPtr->x = place.rcNormalPosition.left;
wmPtr->y = place.rcNormalPosition.top;
TkInstallFrameMenu((Tk_Window) winPtr);
}
/*
* Now we need to reparent the contained window and set its
* style appropriately. Be sure to update the style first so that
* Windows doesn't try to set the focus to the child window.
*/
#ifdef _WIN64
SetWindowLongPtr(child, GWL_STYLE,
WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
#else
SetWindowLong(child, GWL_STYLE,
WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
#endif
if (winPtr->flags & TK_EMBEDDED) {
#ifdef _WIN64
SetWindowLongPtr(child, GWLP_WNDPROC, (LONG_PTR) TopLevelProc);
#else
SetWindowLong(child, GWL_WNDPROC, (LONG) TopLevelProc);
#endif
}
oldWrapper = SetParent(child, wmPtr->wrapper);
if (oldWrapper) {
hSmallIcon = (HICON) SendMessage(oldWrapper, WM_GETICON, ICON_SMALL,
(LPARAM) NULL);
hBigIcon = (HICON) SendMessage(oldWrapper, WM_GETICON, ICON_BIG,
(LPARAM) NULL);
}
if (oldWrapper && (oldWrapper != wmPtr->wrapper)
&& (oldWrapper != GetDesktopWindow())) {
#ifdef _WIN64
SetWindowLongPtr(oldWrapper, GWLP_USERDATA, (LONG) NULL);
#else
SetWindowLong(oldWrapper, GWL_USERDATA, (LONG) NULL);
#endif
if (wmPtr->numTransients > 0) {
/*
* Unset the current wrapper as the parent for all transient
* children for whom this is the master
*/
WmInfo *wmPtr2;
childStateInfo = (int *)ckalloc((unsigned) wmPtr->numTransients
* sizeof(int));
state = 0;
for (wmPtr2 = winPtr->dispPtr->firstWmPtr; wmPtr2 != NULL;
wmPtr2 = wmPtr2->nextPtr) {
if (wmPtr2->masterPtr == winPtr) {
if (!(wmPtr2->flags & WM_NEVER_MAPPED)) {
childStateInfo[state++] = wmPtr2->hints.initial_state;
SetParent(TkWinGetHWND(wmPtr2->winPtr->window), NULL);
}
}
}
}
/*
* Remove the menubar before destroying the window so the menubar
* isn't destroyed.
*/
SetMenu(oldWrapper, NULL);
DestroyWindow(oldWrapper);
}
wmPtr->flags &= ~WM_NEVER_MAPPED;
SendMessage(wmPtr->wrapper, TK_ATTACHWINDOW, (WPARAM) child, 0);
/*
* Force an initial transition from withdrawn to the real
* initial state.
*/
state = wmPtr->hints.initial_state;
wmPtr->hints.initial_state = WithdrawnState;
TkpWmSetState(winPtr, state);
if (hSmallIcon != NULL) {
SendMessage(wmPtr->wrapper,WM_SETICON,ICON_SMALL,(LPARAM)hSmallIcon);
}
if (hBigIcon != NULL) {
SendMessage(wmPtr->wrapper,WM_SETICON,ICON_BIG,(LPARAM)hBigIcon);
}
/*
* If we are embedded then force a mapping of the window now,
* because we do not necessarily own the wrapper and may not
* get another opportunity to map ourselves. We should not be
* in either iconified or zoomed states when we get here, so
* it is safe to just check for TK_EMBEDDED without checking
* what state we are supposed to be in (default to NormalState).
*/
if (winPtr->flags & TK_EMBEDDED) {
XMapWindow(winPtr->display, winPtr->window);
}
/*
* Set up menus on the wrapper if required.
*/
if (wmPtr->hMenu != NULL) {
wmPtr->flags = WM_SYNC_PENDING;
SetMenu(wmPtr->wrapper, wmPtr->hMenu);
wmPtr->flags &= ~WM_SYNC_PENDING;
}
if (childStateInfo) {
if (wmPtr->numTransients > 0) {
/*
* Reset all transient children for whom this is the master
*/
WmInfo *wmPtr2;
state = 0;
for (wmPtr2 = winPtr->dispPtr->firstWmPtr; wmPtr2 != NULL;
wmPtr2 = wmPtr2->nextPtr) {
if (wmPtr2->masterPtr == winPtr) {
if (!(wmPtr2->flags & WM_NEVER_MAPPED)) {
UpdateWrapper(wmPtr2->winPtr);
TkpWmSetState(wmPtr2->winPtr, childStateInfo[state++]);
}
}
}
}
ckfree((char *) childStateInfo);
}
/*
* If this is the first window created by the application, then
* we should activate the initial window.
*/
if (tsdPtr->firstWindow) {
tsdPtr->firstWindow = 0;
SetActiveWindow(wmPtr->wrapper);
}
}
/*
*--------------------------------------------------------------
*
* TkWmMapWindow --
*
* This procedure is invoked to map a top-level window. This
* module gets a chance to update all window-manager-related
* information in properties before the window manager sees
* the map event and checks the properties. It also gets to
* decide whether or not to even map the window after all.
*
* Results:
* None.
*
* Side effects:
* Properties of winPtr may get updated to provide up-to-date
* information to the window manager. The window may also get
* mapped, but it may not be if this procedure decides that
* isn't appropriate (e.g. because the window is withdrawn).
*
*--------------------------------------------------------------
*/
void
TkWmMapWindow(winPtr)
TkWindow *winPtr; /* Top-level window that's about to
* be mapped. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (!tsdPtr->initialized) {
InitWm();
}
if (wmPtr->flags & WM_NEVER_MAPPED) {
/*
* Don't map a transient if the master is not mapped.
*/
if (wmPtr->masterPtr != NULL &&
!Tk_IsMapped(wmPtr->masterPtr)) {
wmPtr->hints.initial_state = WithdrawnState;
return;
}
} else {
if (wmPtr->hints.initial_state == WithdrawnState) {
return;
}
/*
* Map the window in either the iconified or normal state. Note that
* we only send a map event if the window is in the normal state.
*/
TkpWmSetState(winPtr, wmPtr->hints.initial_state);
}
/*
* This is the first time this window has ever been mapped.
* Store all the window-manager-related information for the
* window.
*/
UpdateWrapper(winPtr);
}
/*
*--------------------------------------------------------------
*
* TkWmUnmapWindow --
*
* This procedure is invoked to unmap a top-level window. The
* only thing it does special is unmap the decorative frame before
* unmapping the toplevel window.
*
* Results:
* None.
*
* Side effects:
* Unmaps the decorative frame and the window.
*
*--------------------------------------------------------------
*/
void
TkWmUnmapWindow(winPtr)
TkWindow *winPtr; /* Top-level window that's about to
* be unmapped. */
{
TkpWmSetState(winPtr, WithdrawnState);
}
/*
*----------------------------------------------------------------------
*
* TkpWmSetState --
*
* Sets the window manager state for the wrapper window of a
* given toplevel window.
*
* Results:
* None.
*
* Side effects:
* May maximize, minimize, restore, or withdraw a window.
*
*----------------------------------------------------------------------
*/
void
TkpWmSetState(winPtr, state)
TkWindow *winPtr; /* Toplevel window to operate on. */
int state; /* One of IconicState, ZoomState, NormalState,
* or WithdrawnState. */
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
int cmd;
if (wmPtr->flags & WM_NEVER_MAPPED) {
wmPtr->hints.initial_state = state;
return;
}
wmPtr->flags |= WM_SYNC_PENDING;
if (state == WithdrawnState) {
cmd = SW_HIDE;
} else if (state == IconicState) {
cmd = SW_SHOWMINNOACTIVE;
} else if (state == NormalState) {
cmd = SW_SHOWNOACTIVATE;
} else if (state == ZoomState) {
cmd = SW_SHOWMAXIMIZED;
}
ShowWindow(wmPtr->wrapper, cmd);
wmPtr->flags &= ~WM_SYNC_PENDING;
}
/*
*--------------------------------------------------------------
*
* TkWmDeadWindow --
*
* This procedure is invoked when a top-level window is
* about to be deleted. It cleans up the wm-related data
* structures for the window.
*
* Results:
* None.
*
* Side effects:
* The WmInfo structure for winPtr gets freed up.
*
*--------------------------------------------------------------
*/
void
TkWmDeadWindow(winPtr)
TkWindow *winPtr; /* Top-level window that's being deleted. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
WmInfo *wmPtr2;
if (wmPtr == NULL) {
return;
}
/*
* Clean up event related window info.
*/
if (winPtr->dispPtr->firstWmPtr == wmPtr) {
winPtr->dispPtr->firstWmPtr = wmPtr->nextPtr;
} else {
register WmInfo *prevPtr;
for (prevPtr = winPtr->dispPtr->firstWmPtr; ;
prevPtr = prevPtr->nextPtr) {
if (prevPtr == NULL) {
panic("couldn't unlink window in TkWmDeadWindow");
}
if (prevPtr->nextPtr == wmPtr) {
prevPtr->nextPtr = wmPtr->nextPtr;
break;
}
}
}
/*
* Reset all transient windows whose master is the dead window.
*/
for (wmPtr2 = winPtr->dispPtr->firstWmPtr; wmPtr2 != NULL;
wmPtr2 = wmPtr2->nextPtr) {
if (wmPtr2->masterPtr == winPtr) {
wmPtr->numTransients--;
Tk_DeleteEventHandler((Tk_Window) wmPtr2->masterPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, (ClientData) wmPtr2->winPtr);
wmPtr2->masterPtr = NULL;
if ((wmPtr2->wrapper != None)
&& !(wmPtr2->flags & (WM_NEVER_MAPPED))) {
UpdateWrapper(wmPtr2->winPtr);
}
}
}
if (wmPtr->numTransients != 0)
panic("numTransients should be 0");
if (wmPtr->title != NULL) {
ckfree(wmPtr->title);
}
if (wmPtr->iconName != NULL) {
ckfree(wmPtr->iconName);
}
/* Now pixmap and possibly its associated image */
if (wmPtr->hints.flags & IconPixmapHint) {
if (wmPtr->iconImage) {
Tk_FreePixmap(winPtr->display, wmPtr->hints.icon_pixmap);
Tk_FreeImage(wmPtr->iconImage);
} else {
Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_pixmap);
}
}
if (wmPtr->hints.flags & IconMaskHint) {
Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_mask);
}
if (wmPtr->leaderName != NULL) {
ckfree(wmPtr->leaderName);
}
if (wmPtr->icon != NULL) {
wmPtr2 = ((TkWindow *) wmPtr->icon)->wmInfoPtr;
wmPtr2->iconFor = NULL;
}
if (wmPtr->iconFor != NULL) {
wmPtr2 = ((TkWindow *) wmPtr->iconFor)->wmInfoPtr;
wmPtr2->icon = NULL;
wmPtr2->hints.flags &= ~IconWindowHint;
}
while (wmPtr->protPtr != NULL) {
ProtocolHandler *protPtr;
protPtr = wmPtr->protPtr;
wmPtr->protPtr = protPtr->nextPtr;
Tcl_EventuallyFree((ClientData) protPtr, ProtocolFree);
}
if (wmPtr->cmdArgv != NULL) {
ckfree((char *) wmPtr->cmdArgv);
}
if (wmPtr->clientMachine != NULL) {
ckfree((char *) wmPtr->clientMachine);
}
if (wmPtr->flags & WM_UPDATE_PENDING) {
Tcl_CancelIdleCall(UpdateGeometryInfo, (ClientData) winPtr);
}
if (wmPtr->masterPtr != NULL) {
wmPtr2 = wmPtr->masterPtr->wmInfoPtr;
/*
* If we had a master, tell them that we aren't tied
* to them anymore
*/
if (wmPtr2 != NULL) {
wmPtr2->numTransients--;
}
Tk_DeleteEventHandler((Tk_Window) wmPtr->masterPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, (ClientData) winPtr);
wmPtr->masterPtr = NULL;
}
/*
* Destroy the decorative frame window.
*/
if (!(winPtr->flags & TK_EMBEDDED)) {
if (wmPtr->wrapper != NULL) {
DestroyWindow(wmPtr->wrapper);
} else {
DestroyWindow(Tk_GetHWND(winPtr->window));
}
}
if (wmPtr->iconPtr != NULL) {
/*
* This may delete the icon resource data. I believe we
* should do this after destroying the decorative frame,
* because the decorative frame is using this icon.
*/
DecrIconRefCount(wmPtr->iconPtr);
}
ckfree((char *) wmPtr);
winPtr->wmInfoPtr = NULL;
}
/*
*--------------------------------------------------------------
*
* TkWmSetClass --
*
* This procedure is invoked whenever a top-level window's
* class is changed. If the window has been mapped then this
* procedure updates the window manager property for the
* class. If the window hasn't been mapped, the update is
* deferred until just before the first mapping.
*
* Results:
* None.
*
* Side effects:
* A window property may get updated.
*
*--------------------------------------------------------------
*/
void
TkWmSetClass(winPtr)
TkWindow *winPtr; /* Newly-created top-level window. */
{
return;
}
/*
*----------------------------------------------------------------------
*
* Tk_WmObjCmd --
*
* This procedure is invoked to process the "wm" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
/* ARGSUSED */
int
Tk_WmObjCmd(clientData, interp, objc, objv)
ClientData clientData; /* Main window associated with
* interpreter. */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
Tk_Window tkwin = (Tk_Window) clientData;
static CONST char *optionStrings[] = {
"aspect", "attributes", "client", "colormapwindows",
"command", "deiconify", "focusmodel", "frame",
"geometry", "grid", "group", "iconbitmap",
"iconify", "iconimage", "iconmask", "iconname", "iconposition",
"iconwindow", "maxsize", "minsize", "overrideredirect",
"positionfrom", "protocol", "resizable", "sizefrom",
"stackorder", "state", "title", "transient",
"withdraw", "wrapper", (char *) NULL };
enum options {
WMOPT_ASPECT, WMOPT_ATTRIBUTES, WMOPT_CLIENT, WMOPT_COLORMAPWINDOWS,
WMOPT_COMMAND, WMOPT_DEICONIFY, WMOPT_FOCUSMODEL, WMOPT_FRAME,
WMOPT_GEOMETRY, WMOPT_GRID, WMOPT_GROUP, WMOPT_ICONBITMAP,
WMOPT_ICONIFY, WMOPT_ICONIMAGE, WMOPT_ICONMASK, WMOPT_ICONNAME, WMOPT_ICONPOSITION,
WMOPT_ICONWINDOW, WMOPT_MAXSIZE, WMOPT_MINSIZE, WMOPT_OVERRIDEREDIRECT,
WMOPT_POSITIONFROM, WMOPT_PROTOCOL, WMOPT_RESIZABLE, WMOPT_SIZEFROM,
WMOPT_STACKORDER, WMOPT_STATE, WMOPT_TITLE, WMOPT_TRANSIENT,
WMOPT_WITHDRAW, WMOPT_WRAPPER };
int index, length;
char *argv1;
TkWindow *winPtr;
TkDisplay *dispPtr = ((TkWindow *) tkwin)->dispPtr;
if (objc < 2) {
wrongNumArgs:
Tcl_WrongNumArgs(interp, 1, objv, "option window ?arg ...?");
return TCL_ERROR;
}
argv1 = Tcl_GetStringFromObj(objv[1], &length);
if ((argv1[0] == 't') && (strncmp(argv1, "tracing", length) == 0)
&& (length >= 3)) {
int wmTracing;
/* Perl/Tk: increased parameter position by one because of implicite window parameter */
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "?boolean?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_SetResult(interp,
((dispPtr->flags & TK_DISPLAY_WM_TRACING) ? "1" : ""),
TCL_STATIC);
return TCL_OK;
}
if (Tcl_GetBooleanFromObj(interp, objv[3], &wmTracing) != TCL_OK) {
return TCL_ERROR;
}
if (wmTracing) {
dispPtr->flags |= TK_DISPLAY_WM_TRACING;
} else {
dispPtr->flags &= ~TK_DISPLAY_WM_TRACING;
}
return TCL_OK;
}
if (Tcl_GetIndexFromObj(interp, objv[1], optionStrings, "option", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
if (objc < 3) {
goto wrongNumArgs;
}
if (TkGetWindowFromObj(interp, tkwin, objv[2], (Tk_Window *) &winPtr)
!= TCL_OK) {
return TCL_ERROR;
}
if (!Tk_IsTopLevel(winPtr)) {
Tcl_AppendResult(interp, "window \"", winPtr->pathName,
"\" isn't a top-level window", (char *) NULL);
return TCL_ERROR;
}
switch ((enum options) index) {
case WMOPT_ASPECT:
return WmAspectCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ATTRIBUTES:
return WmAttributesCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_CLIENT:
return WmClientCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_COLORMAPWINDOWS:
return WmColormapwindowsCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_COMMAND:
return WmCommandCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_DEICONIFY:
return WmDeiconifyCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_FOCUSMODEL:
return WmFocusmodelCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_FRAME:
return WmFrameCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_GEOMETRY:
return WmGeometryCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_GRID:
return WmGridCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_GROUP:
return WmGroupCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONBITMAP:
return WmIconbitmapCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONIFY:
return WmIconifyCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONIMAGE:
return WmIconimageCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONMASK:
return WmIconmaskCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONNAME:
return WmIconnameCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONPOSITION:
return WmIconpositionCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_ICONWINDOW:
return WmIconwindowCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_MAXSIZE:
return WmMaxsizeCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_MINSIZE:
return WmMinsizeCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_OVERRIDEREDIRECT:
return WmOverrideredirectCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_POSITIONFROM:
return WmPositionfromCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_PROTOCOL:
return WmProtocolCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_RESIZABLE:
return WmResizableCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_SIZEFROM:
return WmSizefromCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_STACKORDER:
return WmStackorderCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_STATE:
return WmStateCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_TITLE:
return WmTitleCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_TRANSIENT:
return WmTransientCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_WITHDRAW:
return WmWithdrawCmd(tkwin, winPtr, interp, objc, objv);
case WMOPT_WRAPPER:
return WmWrapperCmd(tkwin, winPtr, interp, objc, objv);
}
/* This should not happen */
return TCL_ERROR;
}
/*
*----------------------------------------------------------------------
*
* WmAspectCmd --
*
* This procedure is invoked to process the "wm aspect" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmAspectCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
int numer1, denom1, numer2, denom2;
if ((objc != 3) && (objc != 7)) {
Tcl_WrongNumArgs(interp, 2, objv,
"window ?minNumer minDenom maxNumer maxDenom?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->sizeHintsFlags & PAspect) {
Tcl_IntResults(interp, 4, 0, wmPtr->minAspect.x,
wmPtr->minAspect.y, wmPtr->maxAspect.x,
wmPtr->maxAspect.y);
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->sizeHintsFlags &= ~PAspect;
} else {
if ((Tcl_GetIntFromObj(interp, objv[3], &numer1) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[4], &denom1) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[5], &numer2) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[6], &denom2) != TCL_OK)) {
return TCL_ERROR;
}
if ((numer1 <= 0) || (denom1 <= 0) || (numer2 <= 0) ||
(denom2 <= 0)) {
Tcl_SetResult(interp, "aspect number can't be <= 0",
TCL_STATIC);
return TCL_ERROR;
}
wmPtr->minAspect.x = numer1;
wmPtr->minAspect.y = denom1;
wmPtr->maxAspect.x = numer2;
wmPtr->maxAspect.y = denom2;
wmPtr->sizeHintsFlags |= PAspect;
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmAttributesCmd --
*
* This procedure is invoked to process the "wm attributes" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmAttributesCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
LONG style, exStyle, styleBit, *stylePtr;
char buf[TCL_INTEGER_SPACE], *string;
int i, boolean, length;
if (objc < 3) {
configArgs:
Tcl_WrongNumArgs(interp, 2, objv,
"window"
" ?-disabled ?bool??"
" ?-toolwindow ?bool??"
" ?-topmost ?bool??");
return TCL_ERROR;
}
exStyle = wmPtr->exStyleConfig;
style = wmPtr->styleConfig;
if (objc == 3) {
/* FIXME XXX should not return Tcl-ish list */
sprintf(buf, "%d", ((style & WS_DISABLED) != 0));
Tcl_AppendResult(interp, "-disabled ", buf, (char *) NULL);
sprintf(buf, "%d", ((exStyle & WS_EX_TOOLWINDOW) != 0));
Tcl_AppendResult(interp, " -toolwindow ", buf, (char *) NULL);
sprintf(buf, "%d", ((exStyle & WS_EX_TOPMOST) != 0));
Tcl_AppendResult(interp, " -topmost ", buf, (char *) NULL);
return TCL_OK;
}
for (i = 3; i < objc; i += 2) {
string = Tcl_GetStringFromObj(objv[i], &length);
if ((length < 2) || (string[0] != '-')) {
goto configArgs;
}
if ((i < objc-1) &&
(Tcl_GetBooleanFromObj(interp, objv[i+1], &boolean) != TCL_OK)) {
return TCL_ERROR;
}
if (strncmp(string, "-disabled", length) == 0) {
stylePtr = &style;
styleBit = WS_DISABLED;
} else if ((strncmp(string, "-toolwindow", length) == 0)
&& (length >= 3)) {
stylePtr = &exStyle;
styleBit = WS_EX_TOOLWINDOW;
} else if ((strncmp(string, "-topmost", length) == 0)
&& (length >= 3)) {
stylePtr = &exStyle;
styleBit = WS_EX_TOPMOST;
if ((i < objc-1) && (winPtr->flags & TK_EMBEDDED)) {
Tcl_AppendResult(interp, "can't set topmost flag on ",
winPtr->pathName, ": it is an embedded window",
(char *) NULL);
return TCL_ERROR;
}
} else {
goto configArgs;
}
if (i == objc-1) {
Tcl_SetIntObj(Tcl_GetObjResult(interp),
((*stylePtr & styleBit) != 0));
} else if (boolean) {
*stylePtr |= styleBit;
} else {
*stylePtr &= ~styleBit;
}
}
if ((wmPtr->styleConfig != style) ||
(wmPtr->exStyleConfig != exStyle)) {
wmPtr->styleConfig = style;
wmPtr->exStyleConfig = exStyle;
UpdateWrapper(winPtr);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmClientCmd --
*
* This procedure is invoked to process the "wm client" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmClientCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
char *argv3;
int length;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?name?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->clientMachine != NULL) {
Tcl_SetResult(interp, wmPtr->clientMachine, TCL_STATIC);
}
return TCL_OK;
}
argv3 = Tcl_GetStringFromObj(objv[3], &length);
if (argv3[0] == 0) {
if (wmPtr->clientMachine != NULL) {
ckfree((char *) wmPtr->clientMachine);
wmPtr->clientMachine = NULL;
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XDeleteProperty(winPtr->display, winPtr->window,
Tk_InternAtom((Tk_Window) winPtr,
"WM_CLIENT_MACHINE"));
}
}
return TCL_OK;
}
if (wmPtr->clientMachine != NULL) {
ckfree((char *) wmPtr->clientMachine);
}
wmPtr->clientMachine = (char *)
ckalloc((unsigned) (length + 1));
strcpy(wmPtr->clientMachine, argv3);
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XTextProperty textProp;
if (XStringListToTextProperty(&wmPtr->clientMachine, 1, &textProp)
!= 0) {
XSetWMClientMachine(winPtr->display, winPtr->window,
&textProp);
XFree((char *) textProp.value);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmColormapwindowsCmd --
*
* This procedure is invoked to process the "wm colormapwindows"
* Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmColormapwindowsCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
TkWindow **cmapList;
TkWindow *winPtr2;
int i, windowObjc, gotToplevel;
Tcl_Obj **windowObjv;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?windowList?");
return TCL_ERROR;
}
if (objc == 3) {
Tk_MakeWindowExist((Tk_Window) winPtr);
for (i = 0; i < wmPtr->cmapCount; i++) {
if ((i == (wmPtr->cmapCount-1))
&& (wmPtr->flags & WM_ADDED_TOPLEVEL_COLORMAP)) {
break;
}
Tcl_AppendElement(interp, wmPtr->cmapList[i]->pathName);
}
return TCL_OK;
}
if (Tcl_ListObjGetElements(interp, objv[3], &windowObjc, &windowObjv)
!= TCL_OK) {
return TCL_ERROR;
}
cmapList = (TkWindow **) ckalloc((unsigned)
((windowObjc+1)*sizeof(TkWindow*)));
gotToplevel = 0;
for (i = 0; i < windowObjc; i++) {
if (TkGetWindowFromObj(interp, tkwin, windowObjv[i],
(Tk_Window *) &winPtr2) != TCL_OK)
{
ckfree((char *) cmapList);
return TCL_ERROR;
}
if (winPtr2 == winPtr) {
gotToplevel = 1;
}
if (winPtr2->window == None) {
Tk_MakeWindowExist((Tk_Window) winPtr2);
}
cmapList[i] = winPtr2;
}
if (!gotToplevel) {
wmPtr->flags |= WM_ADDED_TOPLEVEL_COLORMAP;
cmapList[windowObjc] = winPtr;
windowObjc++;
} else {
wmPtr->flags &= ~WM_ADDED_TOPLEVEL_COLORMAP;
}
wmPtr->flags |= WM_COLORMAPS_EXPLICIT;
if (wmPtr->cmapList != NULL) {
ckfree((char *)wmPtr->cmapList);
}
wmPtr->cmapList = cmapList;
wmPtr->cmapCount = windowObjc;
/*
* Now we need to force the updated colormaps to be installed.
*/
if (wmPtr == winPtr->dispPtr->foregroundWmPtr) {
InstallColormaps(wmPtr->wrapper, WM_QUERYNEWPALETTE, 1);
} else {
InstallColormaps(wmPtr->wrapper, WM_PALETTECHANGED, 0);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmCommandCmd --
*
* This procedure is invoked to process the "wm command" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmCommandCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
char *argv3;
int cmdArgc;
Tcl_Obj **cmdArgv;
int i;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?value?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_ResetResult(interp);
if (wmPtr->cmdArgv != NULL) {
for (i=0; i < wmPtr->cmdArgc; i++) {
Tcl_ListObjAppendElement(interp,
Tcl_GetObjResult(interp),
Tcl_NewStringObj(wmPtr->cmdArgv[i],-1));
}
}
return TCL_OK;
}
argv3 = Tcl_GetString(objv[3]);
if (argv3[0] == 0) {
if (wmPtr->cmdArgv != NULL) {
ckfree((char *) wmPtr->cmdArgv);
wmPtr->cmdArgv = NULL;
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XDeleteProperty(winPtr->display, winPtr->window,
Tk_InternAtom((Tk_Window) winPtr, "WM_COMMAND"));
}
}
return TCL_OK;
}
if (Tcl_ListObjGetElements(interp, objv[3], &cmdArgc, &cmdArgv) != TCL_OK) {
return TCL_ERROR;
}
if (wmPtr->cmdArgv != NULL) {
ckfree((char *) wmPtr->cmdArgv);
}
wmPtr->cmdArgc = cmdArgc;
wmPtr->cmdArgv = (CONST char **) ckalloc(cmdArgc*sizeof(char *));
for (i=0; i < cmdArgc; i++)
{
wmPtr->cmdArgv[i] = Tcl_GetString(cmdArgv[i]);
}
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XSetCommand(winPtr->display, winPtr->window, wmPtr->cmdArgv, cmdArgc);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmDeiconifyCmd --
*
* This procedure is invoked to process the "wm deiconify" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmDeiconifyCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
if (wmPtr->iconFor != NULL) {
Tcl_AppendResult(interp, "can't deiconify ", Tcl_GetString(objv[2]),
": it is an icon for ", Tk_PathName(wmPtr->iconFor),
(char *) NULL);
return TCL_ERROR;
}
if (winPtr->flags & TK_EMBEDDED) {
Tcl_AppendResult(interp, "can't deiconify ", winPtr->pathName,
": it is an embedded window", (char *) NULL);
return TCL_ERROR;
}
wmPtr->flags &= ~WM_WITHDRAWN;
/*
* If WM_UPDATE_PENDING is true, a pending UpdateGeometryInfo may
* need to be called first to update a withdrawn toplevel's geometry
* before it is deiconified by TkpWmSetState.
* Don't bother if we've never been mapped.
*/
if ((wmPtr->flags & WM_UPDATE_PENDING) &&
!(wmPtr->flags & WM_NEVER_MAPPED)) {
Tcl_CancelIdleCall(UpdateGeometryInfo, (ClientData) winPtr);
UpdateGeometryInfo((ClientData) winPtr);
}
/*
* If we were in the ZoomState (maximized), 'wm deiconify'
* should not cause the window to shrink
*/
if (wmPtr->hints.initial_state == ZoomState) {
TkpWmSetState(winPtr, ZoomState);
} else {
TkpWmSetState(winPtr, NormalState);
}
/*
* An unmapped window will be mapped at idle time
* by a call to MapFrame. That calls CreateWrapper
* which sets the focus and raises the window.
*/
if (wmPtr->flags & WM_NEVER_MAPPED) {
return TCL_OK;
}
/*
* Follow Windows-like style here, raising the window to the top.
*/
TkWmRestackToplevel(winPtr, Above, NULL);
if (!(Tk_Attributes((Tk_Window) winPtr)->override_redirect)) {
TkSetFocusWin(winPtr, 1);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmFocusmodelCmd --
*
* This procedure is invoked to process the "wm focusmodel" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmFocusmodelCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
static CONST char *optionStrings[] = {
"active", "passive", (char *) NULL };
enum options {
OPT_ACTIVE, OPT_PASSIVE };
int index;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?active|passive?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_SetResult(interp, (wmPtr->hints.input ? "passive" : "active"),
TCL_STATIC);
return TCL_OK;
}
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings, "argument", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
if (index == OPT_ACTIVE) {
wmPtr->hints.input = False;
} else { /* OPT_PASSIVE */
wmPtr->hints.input = True;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmFrameCmd --
*
* This procedure is invoked to process the "wm frame" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmFrameCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
HWND hwnd;
char buf[TCL_INTEGER_SPACE];
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
if (Tk_WindowId((Tk_Window) winPtr) == None) {
Tk_MakeWindowExist((Tk_Window) winPtr);
}
hwnd = wmPtr->wrapper;
if (hwnd == NULL) {
hwnd = Tk_GetHWND(Tk_WindowId((Tk_Window) winPtr));
}
sprintf(buf, "0x%x", (unsigned int) hwnd);
Tcl_SetResult(interp, buf, TCL_VOLATILE);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmGeometryCmd --
*
* This procedure is invoked to process the "wm geometry" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmGeometryCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
char xSign, ySign;
int width, height;
char *argv3;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?newGeometry?");
return TCL_ERROR;
}
if (objc == 3) {
char buf[16 + TCL_INTEGER_SPACE * 4];
xSign = (wmPtr->flags & WM_NEGATIVE_X) ? '-' : '+';
ySign = (wmPtr->flags & WM_NEGATIVE_Y) ? '-' : '+';
if (wmPtr->gridWin != NULL) {
width = wmPtr->reqGridWidth + (winPtr->changes.width
- winPtr->reqWidth)/wmPtr->widthInc;
height = wmPtr->reqGridHeight + (winPtr->changes.height
- winPtr->reqHeight)/wmPtr->heightInc;
} else {
width = winPtr->changes.width;
height = winPtr->changes.height;
}
sprintf(buf, "%dx%d%c%d%c%d", width, height, xSign, wmPtr->x,
ySign, wmPtr->y);
Tcl_SetResult(interp, buf, TCL_VOLATILE);
return TCL_OK;
}
argv3 = Tcl_GetString(objv[3]);
if (*argv3 == '\0') {
wmPtr->width = -1;
wmPtr->height = -1;
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
return ParseGeometry(interp, argv3, winPtr);
}
/*
*----------------------------------------------------------------------
*
* WmGridCmd --
*
* This procedure is invoked to process the "wm grid" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmGridCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
int reqWidth, reqHeight, widthInc, heightInc;
if ((objc != 3) && (objc != 7)) {
Tcl_WrongNumArgs(interp, 2, objv,
"window ?baseWidth baseHeight widthInc heightInc?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->sizeHintsFlags & PBaseSize) {
Tcl_IntResults(interp, 4, 0, wmPtr->reqGridWidth,
wmPtr->reqGridHeight, wmPtr->widthInc,
wmPtr->heightInc);
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
/*
* Turn off gridding and reset the width and height
* to make sense as ungridded numbers.
*/
wmPtr->sizeHintsFlags &= ~(PBaseSize|PResizeInc);
if (wmPtr->width != -1) {
wmPtr->width = winPtr->reqWidth + (wmPtr->width
- wmPtr->reqGridWidth)*wmPtr->widthInc;
wmPtr->height = winPtr->reqHeight + (wmPtr->height
- wmPtr->reqGridHeight)*wmPtr->heightInc;
}
wmPtr->widthInc = 1;
wmPtr->heightInc = 1;
} else {
if ((Tcl_GetIntFromObj(interp, objv[3], &reqWidth) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[4], &reqHeight) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[5], &widthInc) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[6], &heightInc) != TCL_OK)) {
return TCL_ERROR;
}
if (reqWidth < 0) {
Tcl_SetResult(interp, "baseWidth can't be < 0", TCL_STATIC);
return TCL_ERROR;
}
if (reqHeight < 0) {
Tcl_SetResult(interp, "baseHeight can't be < 0", TCL_STATIC);
return TCL_ERROR;
}
if (widthInc <= 0) {
Tcl_SetResult(interp, "widthInc can't be <= 0", TCL_STATIC);
return TCL_ERROR;
}
if (heightInc <= 0) {
Tcl_SetResult(interp, "heightInc can't be <= 0", TCL_STATIC);
return TCL_ERROR;
}
Tk_SetGrid((Tk_Window) winPtr, reqWidth, reqHeight, widthInc,
heightInc);
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmGroupCmd --
*
* This procedure is invoked to process the "wm group" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmGroupCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
Tk_Window tkwin2;
char *argv3;
int length;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?pathName?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->hints.flags & WindowGroupHint) {
Tcl_SetResult(interp, wmPtr->leaderName, TCL_STATIC);
}
return TCL_OK;
}
argv3 = Tcl_GetStringFromObj(objv[3], &length);
if (*argv3 == '\0') {
wmPtr->hints.flags &= ~WindowGroupHint;
if (wmPtr->leaderName != NULL) {
ckfree(wmPtr->leaderName);
}
wmPtr->leaderName = NULL;
} else {
if (TkGetWindowFromObj(interp, tkwin, objv[3], &tkwin2) != TCL_OK) {
return TCL_ERROR;
}
Tk_MakeWindowExist(tkwin2);
if (wmPtr->leaderName != NULL) {
ckfree(wmPtr->leaderName);
}
wmPtr->hints.window_group = Tk_WindowId(tkwin2);
wmPtr->hints.flags |= WindowGroupHint;
wmPtr->leaderName = ckalloc((unsigned) (length + 1));
strcpy(wmPtr->leaderName, argv3);
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconbitmapCmd --
*
* This procedure is invoked to process the "wm iconbitmap" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconbitmapCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
/* If true, then set for all windows. */
int isDefault = 0;
char *string;
if ((objc < 3) || (objc > 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?-default? ?image?");
return TCL_ERROR;
} else if (objc == 5) {
/* If we have 5 arguments, we must have a '-default' flag */
char *argv3 = Tcl_GetString(objv[3]);
if (strcmp(argv3, "-default")) {
Tcl_AppendResult(interp, "illegal option \"",
argv3, "\" must be \"-default\"",
(char *) NULL);
return TCL_ERROR;
}
isDefault = 1;
} else if (objc == 3) {
/* No arguments were given */
if (wmPtr->hints.flags & IconPixmapHint) {
Tcl_SetResult(interp, (char *)
Tk_NameOfBitmap(winPtr->display, wmPtr->hints.icon_pixmap),
TCL_STATIC);
}
return TCL_OK;
}
string = Tcl_GetString(objv[objc-1]);
if (*string == '\0') {
if (wmPtr->hints.icon_pixmap != None) {
Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_pixmap);
wmPtr->hints.icon_pixmap = None;
}
wmPtr->hints.flags &= ~IconPixmapHint;
if (WinSetIcon(interp, NULL,
(isDefault ? NULL : (Tk_Window) winPtr)) != TCL_OK) {
return TCL_ERROR;
}
} else {
/*
* In the future this block of code will use Tk's 'image'
* functionality to allow all supported image formats.
* However, this will require a change to the way icons are
* handled. We will need to add icon<->image conversions
* routines.
*
* Until that happens we simply try to find an icon in the
* given argument, and if that fails, we use the older
* bitmap code. We do things this way round (icon then
* bitmap), because the bitmap code actually seems to have
* no visible effect, so we want to give the icon code the
* first try at doing something.
*/
/*
* Either return NULL, or return a valid titlebaricon with its
* ref count already incremented.
*/
WinIconPtr titlebaricon = ReadIconFromFile(interp, objv[objc-1]);
if (titlebaricon != NULL) {
/*
* Try to set the icon for the window. If it is a '-default'
* icon, we must pass in NULL
*/
if (WinSetIcon(interp, titlebaricon,
(isDefault ? NULL : (Tk_Window) winPtr)) != TCL_OK) {
/* We didn't use the titlebaricon after all */
DecrIconRefCount(titlebaricon);
titlebaricon = NULL;
}
}
if (titlebaricon == NULL) {
/*
* We didn't manage to handle the argument as a valid
* icon. Try as a bitmap. First we must clear the
* error message which was placed in the interpreter
*/
Pixmap pixmap;
Tcl_ResetResult(interp);
pixmap = Tk_GetBitmap(interp, (Tk_Window) winPtr, string);
if (pixmap == None) {
return TCL_ERROR;
}
wmPtr->hints.icon_pixmap = pixmap;
wmPtr->hints.flags |= IconPixmapHint;
titlebaricon = GetIconFromPixmap(Tk_Display(winPtr), pixmap);
if (titlebaricon != NULL) {
if (WinSetIcon(interp, titlebaricon,
(isDefault ? NULL : (Tk_Window) winPtr)) != TCL_OK) {
/* We didn't use the titlebaricon after all */
DecrIconRefCount(titlebaricon);
titlebaricon = NULL;
}
}
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconifyCmd --
*
* This procedure is invoked to process the "wm iconify" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconifyCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
if (Tk_Attributes((Tk_Window) winPtr)->override_redirect) {
Tcl_AppendResult(interp, "can't iconify \"", winPtr->pathName,
"\": override-redirect flag is set", (char *) NULL);
return TCL_ERROR;
}
if (wmPtr->masterPtr != NULL) {
Tcl_AppendResult(interp, "can't iconify \"", winPtr->pathName,
"\": it is a transient", (char *) NULL);
return TCL_ERROR;
}
if (wmPtr->iconFor != NULL) {
Tcl_AppendResult(interp, "can't iconify ", winPtr->pathName,
": it is an icon for ", Tk_PathName(wmPtr->iconFor),
(char *) NULL);
return TCL_ERROR;
}
if (winPtr->flags & TK_EMBEDDED) {
Tcl_AppendResult(interp, "can't iconify ", winPtr->pathName,
": it is an embedded window", (char *) NULL);
return TCL_ERROR;
}
TkpWmSetState(winPtr, IconicState);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconmaskCmd --
*
* This procedure is invoked to process the "wm iconmask" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconmaskCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
Pixmap pixmap;
char *argv3;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?bitmap?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->hints.flags & IconMaskHint) {
Tcl_SetResult(interp, (char *)
Tk_NameOfBitmap(winPtr->display, wmPtr->hints.icon_mask),
TCL_STATIC);
}
return TCL_OK;
}
argv3 = Tcl_GetString(objv[3]);
if (*argv3 == '\0') {
if (wmPtr->hints.icon_mask != None) {
Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_mask);
}
wmPtr->hints.flags &= ~IconMaskHint;
} else {
pixmap = Tk_GetBitmap(interp, tkwin, argv3);
if (pixmap == None) {
return TCL_ERROR;
}
wmPtr->hints.icon_mask = pixmap;
wmPtr->hints.flags |= IconMaskHint;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconnameCmd --
*
* This procedure is invoked to process the "wm iconname" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconnameCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
char *argv3;
int length;
if (objc > 4) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?newName?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_SetResult(interp,
((wmPtr->iconName != NULL) ? wmPtr->iconName : ""),
TCL_STATIC);
return TCL_OK;
} else {
if (wmPtr->iconName != NULL) {
ckfree((char *) wmPtr->iconName);
}
argv3 = Tcl_GetStringFromObj(objv[3], &length);
wmPtr->iconName = ckalloc((unsigned) (length + 1));
strcpy(wmPtr->iconName, argv3);
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
XSetIconName(winPtr->display, winPtr->window, wmPtr->iconName);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconpositionCmd --
*
* This procedure is invoked to process the "wm iconposition"
* Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconpositionCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
int x, y;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?x y?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->hints.flags & IconPositionHint) {
Tcl_IntResults(interp, 2, 0, wmPtr->hints.icon_x,
wmPtr->hints.icon_y);
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->hints.flags &= ~IconPositionHint;
} else {
if ((Tcl_GetIntFromObj(interp, objv[3], &x) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[4], &y) != TCL_OK)){
return TCL_ERROR;
}
wmPtr->hints.icon_x = x;
wmPtr->hints.icon_y = y;
wmPtr->hints.flags |= IconPositionHint;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmIconwindowCmd --
*
* This procedure is invoked to process the "wm iconwindow" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmIconwindowCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
Tk_Window tkwin2;
WmInfo *wmPtr2;
XSetWindowAttributes atts;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?pathName?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->icon != NULL) {
Tcl_SetResult(interp, Tk_PathName(wmPtr->icon), TCL_STATIC);
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->hints.flags &= ~IconWindowHint;
if (wmPtr->icon != NULL) {
/*
* Let the window use button events again, then remove
* it as icon window.
*/
atts.event_mask = Tk_Attributes(wmPtr->icon)->event_mask
| ButtonPressMask;
Tk_ChangeWindowAttributes(wmPtr->icon, CWEventMask, &atts);
wmPtr2 = ((TkWindow *) wmPtr->icon)->wmInfoPtr;
wmPtr2->iconFor = NULL;
wmPtr2->hints.initial_state = WithdrawnState;
}
wmPtr->icon = NULL;
} else {
if (TkGetWindowFromObj(interp, tkwin, objv[3], &tkwin2) != TCL_OK) {
return TCL_ERROR;
}
if (!Tk_IsTopLevel(tkwin2)) {
Tcl_AppendResult(interp, "can't use ", Tcl_GetString(objv[3]),
" as icon window: not at top level", (char *) NULL);
return TCL_ERROR;
}
wmPtr2 = ((TkWindow *) tkwin2)->wmInfoPtr;
if (wmPtr2->iconFor != NULL) {
Tcl_AppendResult(interp, Tcl_GetString(objv[3]),
" is already an icon for ",
Tk_PathName(wmPtr2->iconFor), (char *) NULL);
return TCL_ERROR;
}
if (wmPtr->icon != NULL) {
WmInfo *wmPtr3 = ((TkWindow *) wmPtr->icon)->wmInfoPtr;
wmPtr3->iconFor = NULL;
/*
* Let the window use button events again.
*/
atts.event_mask = Tk_Attributes(wmPtr->icon)->event_mask
| ButtonPressMask;
Tk_ChangeWindowAttributes(wmPtr->icon, CWEventMask, &atts);
}
/*
* Disable button events in the icon window: some window
* managers (like olvwm) want to get the events themselves,
* but X only allows one application at a time to receive
* button events for a window.
*/
atts.event_mask = Tk_Attributes(tkwin2)->event_mask
& ~ButtonPressMask;
Tk_ChangeWindowAttributes(tkwin2, CWEventMask, &atts);
Tk_MakeWindowExist(tkwin2);
wmPtr->hints.icon_window = Tk_WindowId(tkwin2);
wmPtr->hints.flags |= IconWindowHint;
wmPtr->icon = tkwin2;
wmPtr2->iconFor = (Tk_Window) winPtr;
if (!(wmPtr2->flags & WM_NEVER_MAPPED)) {
if (XWithdrawWindow(Tk_Display(tkwin2), Tk_WindowId(tkwin2),
Tk_ScreenNumber(tkwin2)) == 0) {
Tcl_SetResult(interp,
"couldn't send withdraw message to window manager",
TCL_STATIC);
return TCL_ERROR;
}
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmMaxsizeCmd --
*
* This procedure is invoked to process the "wm maxsize" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmMaxsizeCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
int width, height;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?width height?");
return TCL_ERROR;
}
if (objc == 3) {
char buf[TCL_INTEGER_SPACE * 2];
GetMaxSize(wmPtr, &width, &height);
Tcl_IntResults(interp, 2, 0, width, height);
return TCL_OK;
}
if ((Tcl_GetIntFromObj(interp, objv[3], &width) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[4], &height) != TCL_OK)) {
return TCL_ERROR;
}
wmPtr->maxWidth = width;
wmPtr->maxHeight = height;
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmMinsizeCmd --
*
* This procedure is invoked to process the "wm minsize" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmMinsizeCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
int width, height;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?width height?");
return TCL_ERROR;
}
if (objc == 3) {
char buf[TCL_INTEGER_SPACE * 2];
GetMinSize(wmPtr, &width, &height);
Tcl_IntResults(interp, 2, 0, width, height);
return TCL_OK;
}
if ((Tcl_GetIntFromObj(interp, objv[3], &width) != TCL_OK)
|| (Tcl_GetIntFromObj(interp, objv[4], &height) != TCL_OK)) {
return TCL_ERROR;
}
wmPtr->minWidth = width;
wmPtr->minHeight = height;
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmOverrideredirectCmd --
*
* This procedure is invoked to process the "wm overrideredirect"
* Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmOverrideredirectCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
int boolean, curValue;
XSetWindowAttributes atts;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?boolean?");
return TCL_ERROR;
}
curValue = Tk_Attributes((Tk_Window) winPtr)->override_redirect;
if (objc == 3) {
Tcl_SetBooleanObj(Tcl_GetObjResult(interp), curValue);
return TCL_OK;
}
if (Tcl_GetBooleanFromObj(interp, objv[3], &boolean) != TCL_OK) {
return TCL_ERROR;
}
if (curValue != boolean) {
/*
* Only do this if we are really changing value, because it
* causes some funky stuff to occur
*/
atts.override_redirect = (boolean) ? True : False;
Tk_ChangeWindowAttributes((Tk_Window) winPtr, CWOverrideRedirect,
&atts);
if (!(wmPtr->flags & (WM_NEVER_MAPPED)
&& !(winPtr->flags & TK_EMBEDDED))) {
UpdateWrapper(winPtr);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmPositionfromCmd --
*
* This procedure is invoked to process the "wm positionfrom"
* Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmPositionfromCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
static CONST char *optionStrings[] = {
"program", "user", (char *) NULL };
enum options {
OPT_PROGRAM, OPT_USER };
int index;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?user/program?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->sizeHintsFlags & USPosition) {
Tcl_SetResult(interp, "user", TCL_STATIC);
} else if (wmPtr->sizeHintsFlags & PPosition) {
Tcl_SetResult(interp, "program", TCL_STATIC);
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->sizeHintsFlags &= ~(USPosition|PPosition);
} else {
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings, "argument", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
if (index == OPT_USER) {
wmPtr->sizeHintsFlags &= ~PPosition;
wmPtr->sizeHintsFlags |= USPosition;
} else {
wmPtr->sizeHintsFlags &= ~USPosition;
wmPtr->sizeHintsFlags |= PPosition;
}
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmProtocolCmd --
*
* This procedure is invoked to process the "wm protocol" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmProtocolCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
register ProtocolHandler *protPtr, *prevPtr;
Atom protocol;
char *cmd;
int cmdLength;
if ((objc < 3) || (objc > 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?name? ?command?");
return TCL_ERROR;
}
if (objc == 3) {
/*
* Return a list of all defined protocols for the window.
*/
for (protPtr = wmPtr->protPtr; protPtr != NULL;
protPtr = protPtr->nextPtr) {
Tcl_AppendElement(interp,
Tk_GetAtomName((Tk_Window) winPtr, protPtr->protocol));
}
return TCL_OK;
}
protocol = Tk_InternAtom((Tk_Window) winPtr, Tcl_GetString(objv[3]));
if (objc == 4) {
/*
* Return the command to handle a given protocol.
*/
for (protPtr = wmPtr->protPtr; protPtr != NULL;
protPtr = protPtr->nextPtr) {
if (protPtr->protocol == protocol) {
Tcl_SetObjResult(interp, LangCallbackObj(protPtr->command));
return TCL_OK;
}
}
return TCL_OK;
}
/*
* Delete any current protocol handler, then create a new
* one with the specified command, unless the command is
* empty.
*/
for (protPtr = wmPtr->protPtr, prevPtr = NULL; protPtr != NULL;
prevPtr = protPtr, protPtr = protPtr->nextPtr) {
if (protPtr->protocol == protocol) {
if (prevPtr == NULL) {
wmPtr->protPtr = protPtr->nextPtr;
} else {
prevPtr->nextPtr = protPtr->nextPtr;
}
Tcl_EventuallyFree((ClientData) protPtr, ProtocolFree);
break;
}
}
cmd = Tcl_GetStringFromObj(objv[4], &cmdLength);
if (cmdLength > 0) {
#ifndef _LANG
protPtr = (ProtocolHandler *) ckalloc(HANDLER_SIZE(cmdLength));
#else
protPtr = (ProtocolHandler *) ckalloc(sizeof(ProtocolHandler));
#endif
protPtr->protocol = protocol;
protPtr->nextPtr = wmPtr->protPtr;
wmPtr->protPtr = protPtr;
protPtr->interp = interp;
#ifndef _LANG
strcpy(protPtr->command, cmd);
#else
protPtr->command = LangMakeCallback(objv[4]);
#endif
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmResizableCmd --
*
* This procedure is invoked to process the "wm resizable" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmResizableCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
int width, height;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?width height?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_IntResults(interp, 2, 0,
(wmPtr->flags & WM_WIDTH_NOT_RESIZABLE) ? 0 : 1,
(wmPtr->flags & WM_HEIGHT_NOT_RESIZABLE) ? 0 : 1);
return TCL_OK;
}
if ((Tcl_GetBooleanFromObj(interp, objv[3], &width) != TCL_OK)
|| (Tcl_GetBooleanFromObj(interp, objv[4], &height) != TCL_OK)) {
return TCL_ERROR;
}
if (width) {
wmPtr->flags &= ~WM_WIDTH_NOT_RESIZABLE;
} else {
wmPtr->flags |= WM_WIDTH_NOT_RESIZABLE;
}
if (height) {
wmPtr->flags &= ~WM_HEIGHT_NOT_RESIZABLE;
} else {
wmPtr->flags |= WM_HEIGHT_NOT_RESIZABLE;
}
if (!((wmPtr->flags & WM_NEVER_MAPPED)
&& !(winPtr->flags & TK_EMBEDDED))) {
UpdateWrapper(winPtr);
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmSizefromCmd --
*
* This procedure is invoked to process the "wm sizefrom" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmSizefromCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
static CONST char *optionStrings[] = {
"program", "user", (char *) NULL };
enum options {
OPT_PROGRAM, OPT_USER };
int index;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?user|program?");
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->sizeHintsFlags & USSize) {
Tcl_SetResult(interp, "user", TCL_STATIC);
} else if (wmPtr->sizeHintsFlags & PSize) {
Tcl_SetResult(interp, "program", TCL_STATIC);
}
return TCL_OK;
}
if (*Tcl_GetString(objv[3]) == '\0') {
wmPtr->sizeHintsFlags &= ~(USSize|PSize);
} else {
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings, "argument", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
if (index == OPT_USER) {
wmPtr->sizeHintsFlags &= ~PSize;
wmPtr->sizeHintsFlags |= USSize;
} else { /* OPT_PROGRAM */
wmPtr->sizeHintsFlags &= ~USSize;
wmPtr->sizeHintsFlags |= PSize;
}
}
WmUpdateGeom(wmPtr, winPtr);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmStackorderCmd --
*
* This procedure is invoked to process the "wm stackorder" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmStackorderCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
TkWindow **windows, **window_ptr;
static CONST char *optionStrings[] = {
"isabove", "isbelow", (char *) NULL };
enum options {
OPT_ISABOVE, OPT_ISBELOW };
int index;
if ((objc != 3) && (objc != 5)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?isabove|isbelow window?");
return TCL_ERROR;
}
if (objc == 3) {
windows = TkWmStackorderToplevel(winPtr);
if (windows == NULL) {
panic("TkWmStackorderToplevel failed");
} else {
for (window_ptr = windows; *window_ptr ; window_ptr++) {
Tcl_AppendElement(interp, (*window_ptr)->pathName);
}
ckfree((char *) windows);
return TCL_OK;
}
} else {
TkWindow *winPtr2;
int index1=-1, index2=-1, result;
if (TkGetWindowFromObj(interp, tkwin, objv[4], (Tk_Window *) &winPtr2)
!= TCL_OK) {
return TCL_ERROR;
}
if (!Tk_IsTopLevel(winPtr2)) {
Tcl_AppendResult(interp, "window \"", winPtr2->pathName,
"\" isn't a top-level window", (char *) NULL);
return TCL_ERROR;
}
if (!Tk_IsMapped(winPtr)) {
Tcl_AppendResult(interp, "window \"", winPtr->pathName,
"\" isn't mapped", (char *) NULL);
return TCL_ERROR;
}
if (!Tk_IsMapped(winPtr2)) {
Tcl_AppendResult(interp, "window \"", winPtr2->pathName,
"\" isn't mapped", (char *) NULL);
return TCL_ERROR;
}
/*
* Lookup stacking order of all toplevels that are children
* of "." and find the position of winPtr and winPtr2
* in the stacking order.
*/
windows = TkWmStackorderToplevel(winPtr->mainPtr->winPtr);
if (windows == NULL) {
Tcl_AppendResult(interp, "TkWmStackorderToplevel failed",
(char *) NULL);
return TCL_ERROR;
} else {
for (window_ptr = windows; *window_ptr ; window_ptr++) {
if (*window_ptr == winPtr)
index1 = (window_ptr - windows);
if (*window_ptr == winPtr2)
index2 = (window_ptr - windows);
}
if (index1 == -1)
panic("winPtr window not found");
if (index2 == -1)
panic("winPtr2 window not found");
ckfree((char *) windows);
}
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings, "argument", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
if (index == OPT_ISABOVE) {
result = index1 > index2;
} else { /* OPT_ISBELOW */
result = index1 < index2;
}
Tcl_SetIntObj(Tcl_GetObjResult(interp), result);
return TCL_OK;
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmStateCmd --
*
* This procedure is invoked to process the "wm state" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmStateCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
static CONST char *optionStrings[] = {
"normal", "iconic", "withdrawn", "zoomed", (char *) NULL };
enum options {
OPT_NORMAL, OPT_ICONIC, OPT_WITHDRAWN, OPT_ZOOMED };
int index;
if ((objc < 3) || (objc > 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?state?");
return TCL_ERROR;
}
if (objc == 4) {
if (wmPtr->iconFor != NULL) {
Tcl_AppendResult(interp, "can't change state of ",
Tcl_GetString(objv[2]),
": it is an icon for ", Tk_PathName(wmPtr->iconFor),
(char *) NULL);
return TCL_ERROR;
}
if (winPtr->flags & TK_EMBEDDED) {
Tcl_AppendResult(interp, "can't change state of ",
winPtr->pathName, ": it is an embedded window",
(char *) NULL);
return TCL_ERROR;
}
if (Tcl_GetIndexFromObj(interp, objv[3], optionStrings, "argument", 0,
&index) != TCL_OK) {
return TCL_ERROR;
}
if (index == OPT_NORMAL) {
wmPtr->flags &= ~WM_WITHDRAWN;
TkpWmSetState(winPtr, NormalState);
/*
* This varies from 'wm deiconify' because it does not
* force the window to be raised and receive focus
*/
} else if (index == OPT_ICONIC) {
if (Tk_Attributes((Tk_Window) winPtr)->override_redirect) {
Tcl_AppendResult(interp, "can't iconify \"",
winPtr->pathName,
"\": override-redirect flag is set",
(char *) NULL);
return TCL_ERROR;
}
if (wmPtr->masterPtr != NULL) {
Tcl_AppendResult(interp, "can't iconify \"",
winPtr->pathName,
"\": it is a transient", (char *) NULL);
return TCL_ERROR;
}
TkpWmSetState(winPtr, IconicState);
} else if (index == OPT_WITHDRAWN) {
wmPtr->flags |= WM_WITHDRAWN;
TkpWmSetState(winPtr, WithdrawnState);
} else { /* OPT_ZOOMED */
TkpWmSetState(winPtr, ZoomState);
}
} else {
if (wmPtr->iconFor != NULL) {
Tcl_SetResult(interp, "icon", TCL_STATIC);
} else {
switch (wmPtr->hints.initial_state) {
case NormalState:
Tcl_SetResult(interp, "normal", TCL_STATIC);
break;
case IconicState:
Tcl_SetResult(interp, "iconic", TCL_STATIC);
break;
case WithdrawnState:
Tcl_SetResult(interp, "withdrawn", TCL_STATIC);
break;
case ZoomState:
Tcl_SetResult(interp, "zoomed", TCL_STATIC);
break;
}
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmTitleCmd --
*
* This procedure is invoked to process the "wm title" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmTitleCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
char *argv3;
int length;
if (objc > 4) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?newTitle?");
return TCL_ERROR;
}
if (objc == 3) {
Tcl_SetResult(interp, (char *)
((wmPtr->title != NULL) ? wmPtr->title : winPtr->nameUid),
TCL_STATIC);
return TCL_OK;
} else {
if (wmPtr->title != NULL) {
ckfree((char *) wmPtr->title);
}
argv3 = Tcl_GetStringFromObj(objv[3], &length);
wmPtr->title = ckalloc((unsigned) (length + 1));
strcpy(wmPtr->title, argv3);
if (!(wmPtr->flags & WM_NEVER_MAPPED) && wmPtr->wrapper != NULL) {
Tcl_DString titleString;
Tcl_WinUtfToTChar(wmPtr->title, -1, &titleString);
(*tkWinProcs->setWindowText)(wmPtr->wrapper,
(LPCTSTR) Tcl_DStringValue(&titleString));
Tcl_DStringFree(&titleString);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmTransientCmd --
*
* This procedure is invoked to process the "wm transient" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmTransientCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
TkWindow *masterPtr = wmPtr->masterPtr;
WmInfo *wmPtr2;
if ((objc != 3) && (objc != 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "window ?master?");
return TCL_ERROR;
}
if (objc == 3) {
if (masterPtr != NULL) {
Tcl_SetObjResult(interp,LangWidgetObj(interp,(Tk_Window) masterPtr));
}
return TCL_OK;
}
if (Tcl_GetString(objv[3])[0] == '\0') {
if (masterPtr != NULL) {
/*
* If we had a master, tell them that we aren't tied
* to them anymore
*/
masterPtr->wmInfoPtr->numTransients--;
Tk_DeleteEventHandler((Tk_Window) masterPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, (ClientData) winPtr);
}
wmPtr->masterPtr = NULL;
} else {
if (TkGetWindowFromObj(interp, tkwin, objv[3],
(Tk_Window *) &masterPtr) != TCL_OK) {
return TCL_ERROR;
}
while (!Tk_TopWinHierarchy(masterPtr)) {
/*
* Ensure that the master window is actually a Tk toplevel.
*/
masterPtr = masterPtr->parentPtr;
}
Tk_MakeWindowExist((Tk_Window) masterPtr);
if (wmPtr->iconFor != NULL) {
Tcl_AppendResult(interp, "can't make \"",
Tcl_GetString(objv[2]),
"\" a transient: it is an icon for ",
Tk_PathName(wmPtr->iconFor),
(char *) NULL);
return TCL_ERROR;
}
wmPtr2 = masterPtr->wmInfoPtr;
if (wmPtr2->iconFor != NULL) {
Tcl_AppendResult(interp, "can't make \"",
Tcl_GetString(objv[3]),
"\" a master: it is an icon for ",
Tk_PathName(wmPtr2->iconFor),
(char *) NULL);
return TCL_ERROR;
}
if (masterPtr == winPtr) {
Tcl_AppendResult(interp, "can't make \"", Tk_PathName(winPtr),
"\" its own master",
(char *) NULL);
return TCL_ERROR;
} else if (masterPtr != wmPtr->masterPtr) {
/*
* Remove old master map/unmap binding before setting
* the new master. The event handler will ensure that
* transient states reflect the state of the master.
*/
if (wmPtr->masterPtr != NULL) {
wmPtr->masterPtr->wmInfoPtr->numTransients--;
Tk_DeleteEventHandler((Tk_Window) wmPtr->masterPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, (ClientData) winPtr);
}
masterPtr->wmInfoPtr->numTransients++;
Tk_CreateEventHandler((Tk_Window) masterPtr,
VisibilityChangeMask|StructureNotifyMask,
WmWaitVisibilityOrMapProc, (ClientData) winPtr);
wmPtr->masterPtr = masterPtr;
}
}
if (!((wmPtr->flags & WM_NEVER_MAPPED)
&& !(winPtr->flags & TK_EMBEDDED))) {
if (wmPtr->masterPtr != NULL &&
!Tk_IsMapped(wmPtr->masterPtr)) {
TkpWmSetState(winPtr, WithdrawnState);
} else {
UpdateWrapper(winPtr);
}
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* WmWithdrawCmd --
*
* This procedure is invoked to process the "wm withdraw" Tcl command.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
WmWithdrawCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin; /* Main window of the application. */
TkWindow *winPtr; /* Toplevel to work with */
Tcl_Interp *interp; /* Current interpreter. */
int objc; /* Number of arguments. */
Tcl_Obj *CONST objv[]; /* Argument objects. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "window");
return TCL_ERROR;
}
if (wmPtr->iconFor != NULL) {
Tcl_AppendResult(interp, "can't withdraw ", Tcl_GetString(objv[2]),
": it is an icon for ", Tk_PathName(wmPtr->iconFor),
(char *) NULL);
return TCL_ERROR;
}
wmPtr->flags |= WM_WITHDRAWN;
TkpWmSetState(winPtr, WithdrawnState);
return TCL_OK;
}
/*
* Invoked by those wm subcommands that affect geometry.
* Schedules a geometry update.
*/
static void
WmUpdateGeom(wmPtr, winPtr)
WmInfo *wmPtr;
TkWindow *winPtr;
{
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
}
/*ARGSUSED*/
static void
WmWaitVisibilityOrMapProc(clientData, eventPtr)
ClientData clientData; /* Pointer to window. */
XEvent *eventPtr; /* Information about event. */
{
TkWindow *winPtr = (TkWindow *) clientData;
TkWindow *masterPtr = winPtr->wmInfoPtr->masterPtr;
if (masterPtr == NULL)
return;
if (eventPtr->type == MapNotify) {
if (!(winPtr->wmInfoPtr->flags & WM_WITHDRAWN))
TkpWmSetState(winPtr, NormalState);
} else if (eventPtr->type == UnmapNotify) {
TkpWmSetState(winPtr, WithdrawnState);
}
if (eventPtr->type == VisibilityNotify) {
int state = masterPtr->wmInfoPtr->hints.initial_state;
if ((state == NormalState) || (state == ZoomState)) {
state = winPtr->wmInfoPtr->hints.initial_state;
if ((state == NormalState) || (state == ZoomState)) {
UpdateWrapper(winPtr);
}
}
}
}
/*
*----------------------------------------------------------------------
*
* Tk_SetGrid --
*
* This procedure is invoked by a widget when it wishes to set a grid
* coordinate system that controls the size of a top-level window.
* It provides a C interface equivalent to the "wm grid" command and
* is usually asscoiated with the -setgrid option.
*
* Results:
* None.
*
* Side effects:
* Grid-related information will be passed to the window manager, so
* that the top-level window associated with tkwin will resize on
* even grid units. If some other window already controls gridding
* for the top-level window then this procedure call has no effect.
*
*----------------------------------------------------------------------
*/
void
Tk_SetGrid(tkwin, reqWidth, reqHeight, widthInc, heightInc)
Tk_Window tkwin; /* Token for window. New window mgr info
* will be posted for the top-level window
* associated with this window. */
int reqWidth; /* Width (in grid units) corresponding to
* the requested geometry for tkwin. */
int reqHeight; /* Height (in grid units) corresponding to
* the requested geometry for tkwin. */
int widthInc, heightInc; /* Pixel increments corresponding to a
* change of one grid unit. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
register WmInfo *wmPtr;
/*
* Find the top-level window for tkwin, plus the window manager
* information.
*/
while (!(winPtr->flags & TK_TOP_HIERARCHY)) {
winPtr = winPtr->parentPtr;
}
wmPtr = winPtr->wmInfoPtr;
if (wmPtr == NULL) {
return;
}
if ((wmPtr->gridWin != NULL) && (wmPtr->gridWin != tkwin)) {
return;
}
if ((wmPtr->reqGridWidth == reqWidth)
&& (wmPtr->reqGridHeight == reqHeight)
&& (wmPtr->widthInc == widthInc)
&& (wmPtr->heightInc == heightInc)
&& ((wmPtr->sizeHintsFlags & (PBaseSize|PResizeInc))
== (PBaseSize|PResizeInc))) {
return;
}
/*
* If gridding was previously off, then forget about any window
* size requests made by the user or via "wm geometry": these are
* in pixel units and there's no easy way to translate them to
* grid units since the new requested size of the top-level window in
* pixels may not yet have been registered yet (it may filter up
* the hierarchy in DoWhenIdle handlers). However, if the window
* has never been mapped yet then just leave the window size alone:
* assume that it is intended to be in grid units but just happened
* to have been specified before this procedure was called.
*/
if ((wmPtr->gridWin == NULL) && !(wmPtr->flags & WM_NEVER_MAPPED)) {
wmPtr->width = -1;
wmPtr->height = -1;
}
/*
* Set the new gridding information, and start the process of passing
* all of this information to the window manager.
*/
wmPtr->gridWin = tkwin;
wmPtr->reqGridWidth = reqWidth;
wmPtr->reqGridHeight = reqHeight;
wmPtr->widthInc = widthInc;
wmPtr->heightInc = heightInc;
wmPtr->sizeHintsFlags |= PBaseSize|PResizeInc;
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
}
/*
*----------------------------------------------------------------------
*
* Tk_UnsetGrid --
*
* This procedure cancels the effect of a previous call
* to Tk_SetGrid.
*
* Results:
* None.
*
* Side effects:
* If tkwin currently controls gridding for its top-level window,
* gridding is cancelled for that top-level window; if some other
* window controls gridding then this procedure has no effect.
*
*----------------------------------------------------------------------
*/
void
Tk_UnsetGrid(tkwin)
Tk_Window tkwin; /* Token for window that is currently
* controlling gridding. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
register WmInfo *wmPtr;
/*
* Find the top-level window for tkwin, plus the window manager
* information.
*/
while (!(winPtr->flags & TK_TOP_HIERARCHY)) {
winPtr = winPtr->parentPtr;
}
wmPtr = winPtr->wmInfoPtr;
if (wmPtr == NULL) {
return;
}
if (tkwin != wmPtr->gridWin) {
return;
}
wmPtr->gridWin = NULL;
wmPtr->sizeHintsFlags &= ~(PBaseSize|PResizeInc);
if (wmPtr->width != -1) {
wmPtr->width = winPtr->reqWidth + (wmPtr->width
- wmPtr->reqGridWidth)*wmPtr->widthInc;
wmPtr->height = winPtr->reqHeight + (wmPtr->height
- wmPtr->reqGridHeight)*wmPtr->heightInc;
}
wmPtr->widthInc = 1;
wmPtr->heightInc = 1;
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
}
/*
*----------------------------------------------------------------------
*
* TopLevelEventProc --
*
* This procedure is invoked when a top-level (or other externally-
* managed window) is restructured in any way.
*
* Results:
* None.
*
* Side effects:
* Tk's internal data structures for the window get modified to
* reflect the structural change.
*
*----------------------------------------------------------------------
*/
static void
TopLevelEventProc(clientData, eventPtr)
ClientData clientData; /* Window for which event occurred. */
XEvent *eventPtr; /* Event that just happened. */
{
register TkWindow *winPtr = (TkWindow *) clientData;
if (eventPtr->type == DestroyNotify) {
Tk_ErrorHandler handler;
if (!(winPtr->flags & TK_ALREADY_DEAD)) {
/*
* A top-level window was deleted externally (e.g., by the window
* manager). This is probably not a good thing, but cleanup as
* best we can. The error handler is needed because
* Tk_DestroyWindow will try to destroy the window, but of course
* it's already gone.
*/
handler = Tk_CreateErrorHandler(winPtr->display, -1, -1, -1,
(Tk_ErrorProc *) NULL, (ClientData) NULL);
Tk_DestroyWindow((Tk_Window) winPtr);
Tk_DeleteErrorHandler(handler);
}
}
else if (eventPtr->type == ConfigureNotify) {
WmInfo *wmPtr;
wmPtr = winPtr->wmInfoPtr;
if (winPtr->flags & TK_EMBEDDED) {
Tk_Window tkwin = (Tk_Window)winPtr;
SendMessage(wmPtr->wrapper, TK_GEOMETRYREQ, Tk_ReqWidth(tkwin),
Tk_ReqHeight(tkwin));
}
}
}
/*
*----------------------------------------------------------------------
*
* TopLevelReqProc --
*
* This procedure is invoked by the geometry manager whenever
* the requested size for a top-level window is changed.
*
* Results:
* None.
*
* Side effects:
* Arrange for the window to be resized to satisfy the request
* (this happens as a when-idle action).
*
*----------------------------------------------------------------------
*/
/* ARGSUSED */
static void
TopLevelReqProc(dummy, tkwin)
ClientData dummy; /* Not used. */
Tk_Window tkwin; /* Information about window. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
WmInfo *wmPtr;
wmPtr = winPtr->wmInfoPtr;
if ((winPtr->flags & TK_EMBEDDED) && (wmPtr->wrapper != NULL)) {
SendMessage(wmPtr->wrapper, TK_GEOMETRYREQ, Tk_ReqWidth(tkwin),
Tk_ReqHeight(tkwin));
}
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
}
/*
*----------------------------------------------------------------------
*
* UpdateGeometryInfo --
*
* This procedure is invoked when a top-level window is first
* mapped, and also as a when-idle procedure, to bring the
* geometry and/or position of a top-level window back into
* line with what has been requested by the user and/or widgets.
* This procedure doesn't return until the system has
* responded to the geometry change.
*
* Results:
* None.
*
* Side effects:
* The window's size and location may change, unless the WM prevents
* that from happening.
*
*----------------------------------------------------------------------
*/
static void
UpdateGeometryInfo(clientData)
ClientData clientData; /* Pointer to the window's record. */
{
int x, y; /* Position of border on desktop. */
int width, height; /* Size of client area. */
RECT rect;
register TkWindow *winPtr = (TkWindow *) clientData;
register WmInfo *wmPtr = winPtr->wmInfoPtr;
wmPtr->flags &= ~WM_UPDATE_PENDING;
/*
* If the window is minimized or maximized, we should not update
* our geometry since it will end up with the wrong values.
* ConfigureToplevel will reschedule UpdateGeometryInfo when the
* state of the window changes.
*/
if (IsIconic(wmPtr->wrapper) || IsZoomed(wmPtr->wrapper)) {
return;
}
/*
* Compute the border size for the current window style. This
* size will include the resize handles, the title bar and the
* menubar. Note that this size will not be correct if the
* menubar spans multiple lines. The height will be off by a
* multiple of the menubar height. It really only measures the
* minimum size of the border.
*/
rect.left = rect.right = rect.top = rect.bottom = 0;
AdjustWindowRectEx(&rect, wmPtr->style, wmPtr->hMenu != NULL,
wmPtr->exStyle);
wmPtr->borderWidth = rect.right - rect.left;
wmPtr->borderHeight = rect.bottom - rect.top;
/*
* Compute the new size for the top-level window. See the
* user documentation for details on this, but the size
* requested depends on (a) the size requested internally
* by the window's widgets, (b) the size requested by the
* user in a "wm geometry" command or via wm-based interactive
* resizing (if any), and (c) whether or not the window is
* gridded. Don't permit sizes <= 0 because this upsets
* the X server.
*/
if (wmPtr->width == -1) {
width = winPtr->reqWidth;
} else if (wmPtr->gridWin != NULL) {
width = winPtr->reqWidth
+ (wmPtr->width - wmPtr->reqGridWidth)*wmPtr->widthInc;
} else {
width = wmPtr->width;
}
if (width <= 0) {
width = 1;
}
if (wmPtr->height == -1) {
height = winPtr->reqHeight;
} else if (wmPtr->gridWin != NULL) {
height = winPtr->reqHeight
+ (wmPtr->height - wmPtr->reqGridHeight)*wmPtr->heightInc;
} else {
height = wmPtr->height;
}
if (height <= 0) {
height = 1;
}
/*
* Compute the new position for the upper-left pixel of the window's
* decorative frame. This is tricky, because we need to include the
* border widths supplied by a reparented parent in this calculation,
* but can't use the parent's current overall size since that may
* change as a result of this code.
*/
if (wmPtr->flags & WM_NEGATIVE_X) {
x = DisplayWidth(winPtr->display, winPtr->screenNum) - wmPtr->x
- (width + wmPtr->borderWidth);
} else {
x = wmPtr->x;
}
if (wmPtr->flags & WM_NEGATIVE_Y) {
y = DisplayHeight(winPtr->display, winPtr->screenNum) - wmPtr->y
- (height + wmPtr->borderHeight);
} else {
y = wmPtr->y;
}
/*
* If this window is embedded and the container is also in this
* process, we don't need to do anything special about the
* geometry, except to make sure that the desired size is known
* by the container. Also, zero out any position information,
* since embedded windows are not allowed to move.
*/
if (winPtr->flags & TK_BOTH_HALVES) {
wmPtr->x = wmPtr->y = 0;
wmPtr->flags &= ~(WM_NEGATIVE_X|WM_NEGATIVE_Y);
Tk_GeometryRequest((Tk_Window) TkpGetOtherWindow(winPtr),
width, height);
return;
}
/*
* Reconfigure the window if it isn't already configured correctly. Base
* the size check on what we *asked for* last time, not what we got.
* Return immediately if there have been no changes in the requested
* geometry of the toplevel.
*/
/* TODO: need to add flag for possible menu size change */
if (!((wmPtr->flags & WM_MOVE_PENDING)
|| (width != wmPtr->configWidth)
|| (height != wmPtr->configHeight))) {
return;
}
wmPtr->flags &= ~WM_MOVE_PENDING;
wmPtr->configWidth = width;
wmPtr->configHeight = height;
/*
* Don't bother moving the window if we are in the process of
* creating it. Just update the geometry info based on what
* we asked for.
*/
if (wmPtr->flags & WM_CREATE_PENDING) {
winPtr->changes.x = x;
winPtr->changes.y = y;
winPtr->changes.width = width;
winPtr->changes.height = height;
return;
}
wmPtr->flags |= WM_SYNC_PENDING;
if (winPtr->flags & TK_EMBEDDED) {
/*
* The wrapper window is in a different process, so we need
* to send it a geometry request. This protocol assumes that
* the other process understands this Tk message, otherwise
* our requested geometry will be ignored.
*/
SendMessage(wmPtr->wrapper, TK_GEOMETRYREQ, width, height);
} else {
int reqHeight, reqWidth;
RECT windowRect;
int menuInc = GetSystemMetrics(SM_CYMENU);
int newHeight;
/*
* We have to keep resizing the window until we get the
* requested height in the client area. If the client
* area has zero height, then the window rect is too
* small by definition. Try increasing the border height
* and try again. Once we have a positive size, then
* we can adjust the height exactly. If the window
* rect comes back smaller than we requested, we have
* hit the maximum constraints that Windows imposes.
* Once we find a positive client size, the next size
* is the one we try no matter what.
*/
reqHeight = height + wmPtr->borderHeight;
reqWidth = width + wmPtr->borderWidth;
while (1) {
MoveWindow(wmPtr->wrapper, x, y, reqWidth, reqHeight, TRUE);
GetWindowRect(wmPtr->wrapper, &windowRect);
newHeight = windowRect.bottom - windowRect.top;
/*
* If the request wasn't satisfied, we have hit an external
* constraint and must stop.
*/
if (newHeight < reqHeight) {
break;
}
/*
* Now check the size of the client area against our ideal.
*/
GetClientRect(wmPtr->wrapper, &windowRect);
newHeight = windowRect.bottom - windowRect.top;
if (newHeight == height) {
/*
* We're done.
*/
break;
} else if (newHeight > height) {
/*
* One last resize to get rid of the extra space.
*/
menuInc = newHeight - height;
reqHeight -= menuInc;
if (wmPtr->flags & WM_NEGATIVE_Y) {
y += menuInc;
}
MoveWindow(wmPtr->wrapper, x, y, reqWidth, reqHeight, TRUE);
break;
}
/*
* We didn't get enough space to satisfy our requested
* height, so the menu must have wrapped. Increase the
* size of the window by one menu height and move the
* window if it is positioned relative to the lower right
* corner of the screen.
*/
reqHeight += menuInc;
if (wmPtr->flags & WM_NEGATIVE_Y) {
y -= menuInc;
}
}
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
DrawMenuBar(wmPtr->wrapper);
}
}
wmPtr->flags &= ~WM_SYNC_PENDING;
}
/*
*--------------------------------------------------------------
*
* ParseGeometry --
*
* This procedure parses a geometry string and updates
* information used to control the geometry of a top-level
* window.
*
* Results:
* A standard Tcl return value, plus an error message in
* the interp's result if an error occurs.
*
* Side effects:
* The size and/or location of winPtr may change.
*
*--------------------------------------------------------------
*/
static int
ParseGeometry(interp, string, winPtr)
Tcl_Interp *interp; /* Used for error reporting. */
char *string; /* String containing new geometry. Has the
* standard form "=wxh+x+y". */
TkWindow *winPtr; /* Pointer to top-level window whose
* geometry is to be changed. */
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
int x, y, width, height, flags;
char *end;
register char *p = string;
/*
* The leading "=" is optional.
*/
if (*p == '=') {
p++;
}
/*
* Parse the width and height, if they are present. Don't
* actually update any of the fields of wmPtr until we've
* successfully parsed the entire geometry string.
*/
width = wmPtr->width;
height = wmPtr->height;
x = wmPtr->x;
y = wmPtr->y;
flags = wmPtr->flags;
if (isdigit(UCHAR(*p))) {
width = strtoul(p, &end, 10);
p = end;
if (*p != 'x') {
goto error;
}
p++;
if (!isdigit(UCHAR(*p))) {
goto error;
}
height = strtoul(p, &end, 10);
p = end;
}
/*
* Parse the X and Y coordinates, if they are present.
*/
if (*p != '\0') {
flags &= ~(WM_NEGATIVE_X | WM_NEGATIVE_Y);
if (*p == '-') {
flags |= WM_NEGATIVE_X;
} else if (*p != '+') {
goto error;
}
p++;
if (!isdigit(UCHAR(*p)) && (*p != '-')) {
goto error;
}
x = strtol(p, &end, 10);
p = end;
if (*p == '-') {
flags |= WM_NEGATIVE_Y;
} else if (*p != '+') {
goto error;
}
p++;
if (!isdigit(UCHAR(*p)) && (*p != '-')) {
goto error;
}
y = strtol(p, &end, 10);
if (*end != '\0') {
goto error;
}
/*
* Assume that the geometry information came from the user,
* unless an explicit source has been specified. Otherwise
* most window managers assume that the size hints were
* program-specified and they ignore them.
*/
if ((wmPtr->sizeHintsFlags & (USPosition|PPosition)) == 0) {
wmPtr->sizeHintsFlags |= USPosition;
}
}
/*
* Everything was parsed OK. Update the fields of *wmPtr and
* arrange for the appropriate information to be percolated out
* to the window manager at the next idle moment.
*/
wmPtr->width = width;
wmPtr->height = height;
wmPtr->x = x;
wmPtr->y = y;
flags |= WM_MOVE_PENDING;
wmPtr->flags = flags;
/* If already mapped do it now in case Configure event
* clobbers position - compare Tk_MoveToplevelWindow()
*/
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
if (wmPtr->flags & WM_UPDATE_PENDING) {
Tcl_CancelIdleCall(UpdateGeometryInfo, (ClientData) winPtr);
}
UpdateGeometryInfo((ClientData) winPtr);
return TCL_OK;
}
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
return TCL_OK;
error:
Tcl_AppendResult(interp, "bad geometry specifier \"",
string, "\"", (char *) NULL);
return TCL_ERROR;
}
/*
*----------------------------------------------------------------------
*
* Tk_GetRootCoords --
*
* Given a token for a window, this procedure traces through the
* window's lineage to find the (virtual) root-window coordinates
* corresponding to point (0,0) in the window.
*
* Results:
* The locations pointed to by xPtr and yPtr are filled in with
* the root coordinates of the (0,0) point in tkwin.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
void
Tk_GetRootCoords(tkwin, xPtr, yPtr)
Tk_Window tkwin; /* Token for window. */
int *xPtr; /* Where to store x-displacement of (0,0). */
int *yPtr; /* Where to store y-displacement of (0,0). */
{
register TkWindow *winPtr = (TkWindow *) tkwin;
/*
* If the window is mapped, let Windows figure out the translation.
*/
if (winPtr->window != None) {
HWND hwnd = Tk_GetHWND(winPtr->window);
POINT point;
point.x = 0;
point.y = 0;
ClientToScreen(hwnd, &point);
*xPtr = point.x;
*yPtr = point.y;
} else {
*xPtr = 0;
*yPtr = 0;
}
}
/*
*----------------------------------------------------------------------
*
* Tk_CoordsToWindow --
*
* Given the (virtual) root coordinates of a point, this procedure
* returns the token for the top-most window covering that point,
* if there exists such a window in this application.
*
* Results:
* The return result is either a token for the window corresponding
* to rootX and rootY, or else NULL to indicate that there is no such
* window.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
Tk_Window
Tk_CoordsToWindow(rootX, rootY, tkwin)
int rootX, rootY; /* Coordinates of point in root window. If
* a virtual-root window manager is in use,
* these coordinates refer to the virtual
* root, not the real root. */
Tk_Window tkwin; /* Token for any window in application;
* used to identify the display. */
{
POINT pos;
HWND hwnd;
TkWindow *winPtr;
pos.x = rootX;
pos.y = rootY;
hwnd = WindowFromPoint(pos);
winPtr = (TkWindow *) Tk_HWNDToWindow(hwnd);
if (winPtr && (winPtr->mainPtr == ((TkWindow *) tkwin)->mainPtr)) {
return (Tk_Window) winPtr;
}
return NULL;
}
/*
*----------------------------------------------------------------------
*
* Tk_GetVRootGeometry --
*
* This procedure returns information about the virtual root
* window corresponding to a particular Tk window.
*
* Results:
* The values at xPtr, yPtr, widthPtr, and heightPtr are set
* with the offset and dimensions of the root window corresponding
* to tkwin. If tkwin is being managed by a virtual root window
* manager these values correspond to the virtual root window being
* used for tkwin; otherwise the offsets will be 0 and the
* dimensions will be those of the screen.
*
* Side effects:
* Vroot window information is refreshed if it is out of date.
*
*----------------------------------------------------------------------
*/
void
Tk_GetVRootGeometry(tkwin, xPtr, yPtr, widthPtr, heightPtr)
Tk_Window tkwin; /* Window whose virtual root is to be
* queried. */
int *xPtr, *yPtr; /* Store x and y offsets of virtual root
* here. */
int *widthPtr, *heightPtr; /* Store dimensions of virtual root here. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
*xPtr = 0;
*yPtr = 0;
*widthPtr = DisplayWidth(winPtr->display, winPtr->screenNum);
*heightPtr = DisplayHeight(winPtr->display, winPtr->screenNum);
}
/*
*----------------------------------------------------------------------
*
* Tk_MoveToplevelWindow --
*
* This procedure is called instead of Tk_MoveWindow to adjust
* the x-y location of a top-level window. It delays the actual
* move to a later time and keeps window-manager information
* up-to-date with the move
*
* Results:
* None.
*
* Side effects:
* The window is eventually moved so that its upper-left corner
* (actually, the upper-left corner of the window's decorative
* frame, if there is one) is at (x,y).
*
*----------------------------------------------------------------------
*/
void
Tk_MoveToplevelWindow(tkwin, x, y)
Tk_Window tkwin; /* Window to move. */
int x, y; /* New location for window (within
* parent). */
{
TkWindow *winPtr = (TkWindow *) tkwin;
register WmInfo *wmPtr = winPtr->wmInfoPtr;
if (!(winPtr->flags & TK_TOP_LEVEL)) {
panic("Tk_MoveToplevelWindow called with non-toplevel window");
}
wmPtr->x = x;
wmPtr->y = y;
wmPtr->flags |= WM_MOVE_PENDING;
wmPtr->flags &= ~(WM_NEGATIVE_X|WM_NEGATIVE_Y);
if ((wmPtr->sizeHintsFlags & (USPosition|PPosition)) == 0) {
wmPtr->sizeHintsFlags |= USPosition;
}
/*
* If the window has already been mapped, must bring its geometry
* up-to-date immediately, otherwise an event might arrive from the
* server that would overwrite wmPtr->x and wmPtr->y and lose the
* new position.
*/
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
if (wmPtr->flags & WM_UPDATE_PENDING) {
Tcl_CancelIdleCall(UpdateGeometryInfo, (ClientData) winPtr);
}
UpdateGeometryInfo((ClientData) winPtr);
}
}
/*
*----------------------------------------------------------------------
*
* TkWmProtocolEventProc --
*
* This procedure is called by the Tk_HandleEvent whenever a
* ClientMessage event arrives whose type is "WM_PROTOCOLS".
* This procedure handles the message from the window manager
* in an appropriate fashion.
*
* Results:
* None.
*
* Side effects:
* Depends on what sort of handler, if any, was set up for the
* protocol.
*
*----------------------------------------------------------------------
*/
void
TkWmProtocolEventProc(winPtr, eventPtr)
TkWindow *winPtr; /* Window to which the event was sent. */
XEvent *eventPtr; /* X event. */
{
WmInfo *wmPtr;
register ProtocolHandler *protPtr;
Atom protocol;
int result;
Tcl_Interp *interp;
wmPtr = winPtr->wmInfoPtr;
if (wmPtr == NULL) {
return;
}
protocol = (Atom) eventPtr->xclient.data.l[0];
for (protPtr = wmPtr->protPtr; protPtr != NULL;
protPtr = protPtr->nextPtr) {
if (protocol == protPtr->protocol) {
/*
* Cache atom name, as we might destroy the window as a
* result of the eval.
*/
CONST char *name = Tk_GetAtomName((Tk_Window) winPtr, protocol);
Tcl_Preserve((ClientData) protPtr);
interp = protPtr->interp;
Tcl_Preserve((ClientData) interp);
result = LangDoCallback(protPtr->interp, protPtr->command, 0, 0);
if (result != TCL_OK) {
Tcl_AddErrorInfo(interp, "\n (command for \"");
Tcl_AddErrorInfo(interp, name);
Tcl_AddErrorInfo(interp, "\" window manager protocol)");
Tcl_BackgroundError(interp);
}
Tcl_Release((ClientData) interp);
Tcl_Release((ClientData) protPtr);
return;
}
}
/*
* No handler was present for this protocol. If this is a
* WM_DELETE_WINDOW message then just destroy the window.
*/
if (protocol == Tk_InternAtom((Tk_Window) winPtr, "WM_DELETE_WINDOW")) {
Tk_DestroyWindow((Tk_Window) winPtr);
}
}
/*
*----------------------------------------------------------------------
*
* TkWmStackorderToplevelEnumProc --
*
* This procedure is invoked once for each HWND Window on the
* display as a result of calling EnumWindows from
* TkWmStackorderToplevel.
*
* Results:
* TRUE to request further iteration.
*
* Side effects:
* Adds entries to the passed array of TkWindows.
*
*----------------------------------------------------------------------
*/
BOOL CALLBACK TkWmStackorderToplevelEnumProc(hwnd, lParam)
HWND hwnd; /* handle to parent window */
LPARAM lParam; /* application-defined value */
{
Tcl_HashEntry *hPtr;
TkWindow *childWinPtr;
TkWmStackorderToplevelPair *pair =
(TkWmStackorderToplevelPair *) lParam;
/*fprintf(stderr, "Looking up HWND %d\n", hwnd);*/
hPtr = Tcl_FindHashEntry(pair->table, (char *) hwnd);
if (hPtr != NULL) {
childWinPtr = (TkWindow *) Tcl_GetHashValue(hPtr);
/* Double check that same HWND does not get passed twice */
if (childWinPtr == NULL) {
panic("duplicate HWND in TkWmStackorderToplevelEnumProc");
} else {
Tcl_SetHashValue(hPtr, NULL);
}
/*fprintf(stderr, "Found mapped HWND %d -> %x (%s)\n", hwnd,
childWinPtr, childWinPtr->pathName);*/
*(pair->window_ptr)-- = childWinPtr;
}
return TRUE;
}
/*
*----------------------------------------------------------------------
*
* TkWmStackorderToplevelWrapperMap --
*
* This procedure will create a table that maps the wrapper
* HWND id for a toplevel to the TkWindow structure that is wraps.
*
* Results:
* None.
*
* Side effects:
* Adds entries to the passed hashtable.
*
*----------------------------------------------------------------------
*/
static void
TkWmStackorderToplevelWrapperMap(winPtr, table)
TkWindow *winPtr; /* TkWindow to recurse on */
Tcl_HashTable *table; /* Table to maps HWND to TkWindow */
{
TkWindow *childPtr;
Tcl_HashEntry *hPtr;
HWND wrapper;
int newEntry;
if (Tk_IsMapped(winPtr) && Tk_IsTopLevel(winPtr) &&
!Tk_IsEmbedded(winPtr)) {
wrapper = TkWinGetWrapperWindow((Tk_Window) winPtr);
/*fprintf(stderr, "Mapped HWND %d to %x (%s)\n", wrapper,
winPtr, winPtr->pathName);*/
hPtr = Tcl_CreateHashEntry(table,
(char *) wrapper, &newEntry);
Tcl_SetHashValue(hPtr, winPtr);
}
for (childPtr = winPtr->childList; childPtr != NULL;
childPtr = childPtr->nextPtr) {
TkWmStackorderToplevelWrapperMap(childPtr, table);
}
}
/*
*----------------------------------------------------------------------
*
* TkWmStackorderToplevel --
*
* This procedure returns the stack order of toplevel windows.
*
* Results:
* An array of pointers to tk window objects in stacking order
* or else NULL if there was an error.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
TkWindow **
TkWmStackorderToplevel(parentPtr)
TkWindow *parentPtr; /* Parent toplevel window. */
{
TkWmStackorderToplevelPair pair;
TkWindow **windows;
Tcl_HashTable table;
Tcl_HashEntry *hPtr;
Tcl_HashSearch search;
/*
* Map HWND ids to a TkWindow of the wrapped toplevel.
*/
Tcl_InitHashTable(&table, TCL_ONE_WORD_KEYS);
TkWmStackorderToplevelWrapperMap(parentPtr, &table);
windows = (TkWindow **) ckalloc((table.numEntries+1)
* sizeof(TkWindow *));
/*
* Special cases: If zero or one toplevels were mapped
* there is no need to call EnumWindows.
*/
switch (table.numEntries) {
case 0:
windows[0] = NULL;
goto done;
case 1:
hPtr = Tcl_FirstHashEntry(&table, &search);
windows[0] = (TkWindow *) Tcl_GetHashValue(hPtr);
windows[1] = NULL;
goto done;
}
/*
* We will be inserting into the array starting at the end
* and working our way to the beginning since EnumWindows
* returns windows in highest to lowest order.
*/
pair.table = &table;
pair.window_ptr = windows + table.numEntries;
*pair.window_ptr-- = NULL;
if (EnumWindows((WNDENUMPROC) TkWmStackorderToplevelEnumProc,
(LPARAM) &pair) == 0) {
ckfree((char *) windows);
windows = NULL;
} else {
if (pair.window_ptr != (windows-1))
panic("num matched toplevel windows does not equal num children");
}
done:
Tcl_DeleteHashTable(&table);
return windows;
}
/*
*----------------------------------------------------------------------
*
* TkWmRestackToplevel --
*
* This procedure restacks a top-level window.
*
* Results:
* None.
*
* Side effects:
* WinPtr gets restacked as specified by aboveBelow and otherPtr.
* This procedure doesn't return until the restack has taken
* effect and the ConfigureNotify event for it has been received.
*
*----------------------------------------------------------------------
*/
void
TkWmRestackToplevel(winPtr, aboveBelow, otherPtr)
TkWindow *winPtr; /* Window to restack. */
int aboveBelow; /* Gives relative position for restacking;
* must be Above or Below. */
TkWindow *otherPtr; /* Window relative to which to restack;
* if NULL, then winPtr gets restacked
* above or below *all* siblings. */
{
HWND hwnd, insertAfter;
/*
* Can't set stacking order properly until the window is on the
* screen (mapping it may give it a reparent window).
*/
if (winPtr->window == None) {
Tk_MakeWindowExist((Tk_Window) winPtr);
}
if (winPtr->wmInfoPtr->flags & WM_NEVER_MAPPED) {
TkWmMapWindow(winPtr);
}
hwnd = (winPtr->wmInfoPtr->wrapper != NULL)
? winPtr->wmInfoPtr->wrapper : Tk_GetHWND(winPtr->window);
if (otherPtr != NULL) {
if (otherPtr->window == None) {
Tk_MakeWindowExist((Tk_Window) otherPtr);
}
if (otherPtr->wmInfoPtr->flags & WM_NEVER_MAPPED) {
TkWmMapWindow(otherPtr);
}
insertAfter = (otherPtr->wmInfoPtr->wrapper != NULL)
? otherPtr->wmInfoPtr->wrapper : Tk_GetHWND(otherPtr->window);
} else {
insertAfter = NULL;
}
TkWinSetWindowPos(hwnd, insertAfter, aboveBelow);
}
/*
*----------------------------------------------------------------------
*
* TkWmAddToColormapWindows --
*
* This procedure is called to add a given window to the
* WM_COLORMAP_WINDOWS property for its top-level, if it
* isn't already there. It is invoked by the Tk code that
* creates a new colormap, in order to make sure that colormap
* information is propagated to the window manager by default.
*
* Results:
* None.
*
* Side effects:
* WinPtr's window gets added to the WM_COLORMAP_WINDOWS
* property of its nearest top-level ancestor, unless the
* colormaps have been set explicitly with the
* "wm colormapwindows" command.
*
*----------------------------------------------------------------------
*/
void
TkWmAddToColormapWindows(winPtr)
TkWindow *winPtr; /* Window with a non-default colormap.
* Should not be a top-level window. */
{
TkWindow *topPtr;
TkWindow **oldPtr, **newPtr;
int count, i;
if (winPtr->window == None) {
return;
}
for (topPtr = winPtr->parentPtr; ; topPtr = topPtr->parentPtr) {
if (topPtr == NULL) {
/*
* Window is being deleted. Skip the whole operation.
*/
return;
}
if (topPtr->flags & TK_TOP_HIERARCHY) {
break;
}
}
if (topPtr->wmInfoPtr == NULL) {
return;
}
if (topPtr->wmInfoPtr->flags & WM_COLORMAPS_EXPLICIT) {
return;
}
/*
* Make sure that the window isn't already in the list.
*/
count = topPtr->wmInfoPtr->cmapCount;
oldPtr = topPtr->wmInfoPtr->cmapList;
for (i = 0; i < count; i++) {
if (oldPtr[i] == winPtr) {
return;
}
}
/*
* Make a new bigger array and use it to reset the property.
* Automatically add the toplevel itself as the last element
* of the list.
*/
newPtr = (TkWindow **) ckalloc((unsigned) ((count+2)*sizeof(TkWindow*)));
if (count > 0) {
memcpy(newPtr, oldPtr, count * sizeof(TkWindow*));
}
if (count == 0) {
count++;
}
newPtr[count-1] = winPtr;
newPtr[count] = topPtr;
if (oldPtr != NULL) {
ckfree((char *) oldPtr);
}
topPtr->wmInfoPtr->cmapList = newPtr;
topPtr->wmInfoPtr->cmapCount = count+1;
/*
* Now we need to force the updated colormaps to be installed.
*/
if (topPtr->wmInfoPtr == winPtr->dispPtr->foregroundWmPtr) {
InstallColormaps(topPtr->wmInfoPtr->wrapper, WM_QUERYNEWPALETTE, 1);
} else {
InstallColormaps(topPtr->wmInfoPtr->wrapper, WM_PALETTECHANGED, 0);
}
}
/*
*----------------------------------------------------------------------
*
* TkWmRemoveFromColormapWindows --
*
* This procedure is called to remove a given window from the
* WM_COLORMAP_WINDOWS property for its top-level. It is invoked
* when windows are deleted.
*
* Results:
* None.
*
* Side effects:
* WinPtr's window gets removed from the WM_COLORMAP_WINDOWS
* property of its nearest top-level ancestor, unless the
* top-level itself is being deleted too.
*
*----------------------------------------------------------------------
*/
void
TkWmRemoveFromColormapWindows(winPtr)
TkWindow *winPtr; /* Window that may be present in
* WM_COLORMAP_WINDOWS property for its
* top-level. Should not be a top-level
* window. */
{
TkWindow *topPtr;
TkWindow **oldPtr;
int count, i, j;
for (topPtr = winPtr->parentPtr; ; topPtr = topPtr->parentPtr) {
if (topPtr == NULL) {
/*
* Ancestors have been deleted, so skip the whole operation.
* Seems like this can't ever happen?
*/
return;
}
if (topPtr->flags & TK_TOP_LEVEL) {
break;
}
}
if (topPtr->flags & TK_ALREADY_DEAD) {
/*
* Top-level is being deleted, so there's no need to cleanup
* the WM_COLORMAP_WINDOWS property.
*/
return;
}
if (topPtr->wmInfoPtr == NULL) {
return;
}
/*
* Find the window and slide the following ones down to cover
* it up.
*/
count = topPtr->wmInfoPtr->cmapCount;
oldPtr = topPtr->wmInfoPtr->cmapList;
for (i = 0; i < count; i++) {
if (oldPtr[i] == winPtr) {
for (j = i ; j < count-1; j++) {
oldPtr[j] = oldPtr[j+1];
}
topPtr->wmInfoPtr->cmapCount = count-1;
break;
}
}
}
/*
*----------------------------------------------------------------------
*
* TkWinSetMenu--
*
* Associcates a given HMENU to a window.
*
* Results:
* None.
*
* Side effects:
* The menu will end up being drawn in the window, and the geometry
* of the window will have to be changed.
*
*----------------------------------------------------------------------
*/
void
TkWinSetMenu(tkwin, hMenu)
Tk_Window tkwin; /* the window to put the menu in */
HMENU hMenu; /* the menu to set */
{
TkWindow *winPtr = (TkWindow *) tkwin;
WmInfo *wmPtr = winPtr->wmInfoPtr;
wmPtr->hMenu = hMenu;
if (!(wmPtr->flags & TK_EMBEDDED)) {
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
int syncPending = wmPtr->flags & WM_SYNC_PENDING;
wmPtr->flags |= WM_SYNC_PENDING;
SetMenu(wmPtr->wrapper, hMenu);
if (!syncPending) {
wmPtr->flags &= ~WM_SYNC_PENDING;
}
}
if (!(wmPtr->flags & (WM_UPDATE_PENDING|WM_NEVER_MAPPED))) {
Tcl_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr);
wmPtr->flags |= WM_UPDATE_PENDING|WM_MOVE_PENDING;
}
}
}
/*
*----------------------------------------------------------------------
*
* ConfigureTopLevel --
*
* Generate a ConfigureNotify event based on the current position
* information. This procedure is called by TopLevelProc.
*
* Results:
* None.
*
* Side effects:
* Queues a new event.
*
*----------------------------------------------------------------------
*/
static void
ConfigureTopLevel(pos)
WINDOWPOS *pos;
{
TkWindow *winPtr = GetTopLevel(pos->hwnd);
WmInfo *wmPtr;
int state; /* Current window state. */
RECT rect;
WINDOWPLACEMENT windowPos;
if (winPtr == NULL) {
return;
}
wmPtr = winPtr->wmInfoPtr;
/*
* Determine the current window state.
*/
if (!IsWindowVisible(wmPtr->wrapper)) {
state = WithdrawnState;
} else {
windowPos.length = sizeof(WINDOWPLACEMENT);
GetWindowPlacement(wmPtr->wrapper, &windowPos);
switch (windowPos.showCmd) {
case SW_SHOWMAXIMIZED:
state = ZoomState;
break;
case SW_SHOWMINIMIZED:
state = IconicState;
break;
case SW_SHOWNORMAL:
state = NormalState;
break;
}
}
/*
* If the state of the window just changed, be sure to update the
* child window information.
*/
if (wmPtr->hints.initial_state != state) {
wmPtr->hints.initial_state = state;
switch (state) {
case WithdrawnState:
case IconicState:
XUnmapWindow(winPtr->display, winPtr->window);
break;
case NormalState:
/*
* Schedule a geometry update. Since we ignore geometry
* requests while in any other state, the geometry info
* may be stale.
*/
if (!(wmPtr->flags & WM_UPDATE_PENDING)) {
Tcl_DoWhenIdle(UpdateGeometryInfo, (ClientData) winPtr);
wmPtr->flags |= WM_UPDATE_PENDING;
}
/* fall through */
case ZoomState:
XMapWindow(winPtr->display, winPtr->window);
pos->flags |= SWP_NOMOVE | SWP_NOSIZE;
break;
}
}
/*
* Don't report geometry changes in the Iconic or Withdrawn states.
*/
if (state == WithdrawnState || state == IconicState) {
return;
}
/*
* Compute the current geometry of the client area, reshape the
* Tk window and generate a ConfigureNotify event.
*/
GetClientRect(wmPtr->wrapper, &rect);
winPtr->changes.x = pos->x;
winPtr->changes.y = pos->y;
winPtr->changes.width = rect.right - rect.left;
winPtr->changes.height = rect.bottom - rect.top;
wmPtr->borderHeight = pos->cy - winPtr->changes.height;
MoveWindow(Tk_GetHWND(winPtr->window), 0, 0,
winPtr->changes.width, winPtr->changes.height, TRUE);
GenerateConfigureNotify(winPtr);
/*
* Update window manager geometry info if needed.
*/
if (state == NormalState) {
/*
* Update size information from the event. There are a couple of
* tricky points here:
*
* 1. If the user changed the size externally then set wmPtr->width
* and wmPtr->height just as if a "wm geometry" command had been
* invoked with the same information.
* 2. However, if the size is changing in response to a request
* coming from us (sync is set), then don't set
* wmPtr->width or wmPtr->height (otherwise the window will stop
* tracking geometry manager requests).
*/
if (!(wmPtr->flags & WM_SYNC_PENDING)) {
if (!(pos->flags & SWP_NOSIZE)) {
if ((wmPtr->width == -1)
&& (winPtr->changes.width == winPtr->reqWidth)) {
/*
* Don't set external width, since the user didn't
* change it from what the widgets asked for.
*/
} else {
if (wmPtr->gridWin != NULL) {
wmPtr->width = wmPtr->reqGridWidth
+ (winPtr->changes.width - winPtr->reqWidth)
/ wmPtr->widthInc;
if (wmPtr->width < 0) {
wmPtr->width = 0;
}
} else {
wmPtr->width = winPtr->changes.width;
}
}
if ((wmPtr->height == -1)
&& (winPtr->changes.height == winPtr->reqHeight)) {
/*
* Don't set external height, since the user didn't change
* it from what the widgets asked for.
*/
} else {
if (wmPtr->gridWin != NULL) {
wmPtr->height = wmPtr->reqGridHeight
+ (winPtr->changes.height - winPtr->reqHeight)
/ wmPtr->heightInc;
if (wmPtr->height < 0) {
wmPtr->height = 0;
}
} else {
wmPtr->height = winPtr->changes.height;
}
}
wmPtr->configWidth = winPtr->changes.width;
wmPtr->configHeight = winPtr->changes.height;
}
/*
* If the user moved the window, we should switch back
* to normal coordinates.
*/
if (!(pos->flags & SWP_NOMOVE)) {
wmPtr->flags &= ~(WM_NEGATIVE_X | WM_NEGATIVE_Y);
}
}
/*
* Update the wrapper window location information.
*/
if (wmPtr->flags & WM_NEGATIVE_X) {
wmPtr->x = DisplayWidth(winPtr->display, winPtr->screenNum)
- winPtr->changes.x - (winPtr->changes.width
+ wmPtr->borderWidth);
} else {
wmPtr->x = winPtr->changes.x;
}
if (wmPtr->flags & WM_NEGATIVE_Y) {
wmPtr->y = DisplayHeight(winPtr->display, winPtr->screenNum)
- winPtr->changes.y - (winPtr->changes.height
+ wmPtr->borderHeight);
} else {
wmPtr->y = winPtr->changes.y;
}
}
}
/*
*----------------------------------------------------------------------
*
* GenerateConfigureNotify --
*
* Generate a ConfigureNotify event from the current geometry
* information for the specified toplevel window.
*
* Results:
* None.
*
* Side effects:
* Sends an X event.
*
*----------------------------------------------------------------------
*/
static void
GenerateConfigureNotify(winPtr)
TkWindow *winPtr;
{
XEvent event;
/*
* Generate a ConfigureNotify event.
*/
event.type = ConfigureNotify;
event.xconfigure.serial = winPtr->display->request;
event.xconfigure.send_event = False;
event.xconfigure.display = winPtr->display;
event.xconfigure.event = winPtr->window;
event.xconfigure.window = winPtr->window;
event.xconfigure.border_width = winPtr->changes.border_width;
event.xconfigure.override_redirect = winPtr->atts.override_redirect;
event.xconfigure.x = winPtr->changes.x;
event.xconfigure.y = winPtr->changes.y;
event.xconfigure.width = winPtr->changes.width;
event.xconfigure.height = winPtr->changes.height;
event.xconfigure.above = None;
Tk_QueueWindowEvent(&event, TCL_QUEUE_TAIL);
}
/*
*----------------------------------------------------------------------
*
* InstallColormaps --
*
* Installs the colormaps associated with the toplevel which is
* currently active.
*
* Results:
* None.
*
* Side effects:
* May change the system palette and generate damage.
*
*----------------------------------------------------------------------
*/
static int
InstallColormaps(hwnd, message, isForemost)
HWND hwnd; /* Toplevel wrapper window whose colormaps
* should be installed. */
int message; /* Either WM_PALETTECHANGED or
* WM_QUERYNEWPALETTE */
int isForemost; /* 1 if window is foremost, else 0 */
{
int i;
HDC dc;
HPALETTE oldPalette;
TkWindow *winPtr = GetTopLevel(hwnd);
WmInfo *wmPtr;
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (winPtr == NULL) {
return 0;
}
wmPtr = winPtr->wmInfoPtr;
if (message == WM_QUERYNEWPALETTE) {
/*
* Case 1: This window is about to become the foreground window, so we
* need to install the primary palette. If the system palette was
* updated, then Windows will generate a WM_PALETTECHANGED message.
* Otherwise, we have to synthesize one in order to ensure that the
* secondary palettes are installed properly.
*/
winPtr->dispPtr->foregroundWmPtr = wmPtr;
if (wmPtr->cmapCount > 0) {
winPtr = wmPtr->cmapList[0];
}
tsdPtr->systemPalette = TkWinGetPalette(winPtr->atts.colormap);
dc = GetDC(hwnd);
oldPalette = SelectPalette(dc, tsdPtr->systemPalette, FALSE);
if (RealizePalette(dc)) {
RefreshColormap(winPtr->atts.colormap, winPtr->dispPtr);
} else if (wmPtr->cmapCount > 1) {
SelectPalette(dc, oldPalette, TRUE);
RealizePalette(dc);
ReleaseDC(hwnd, dc);
SendMessage(hwnd, WM_PALETTECHANGED, (WPARAM)hwnd,
(LPARAM)NULL);
return TRUE;
}
} else {
/*
* Window is being notified of a change in the system palette.
* If this window is the foreground window, then we should only
* install the secondary palettes, since the primary was installed
* in response to the WM_QUERYPALETTE message. Otherwise, install
* all of the palettes.
*/
if (!isForemost) {
if (wmPtr->cmapCount > 0) {
winPtr = wmPtr->cmapList[0];
}
i = 1;
} else {
if (wmPtr->cmapCount <= 1) {
return TRUE;
}
winPtr = wmPtr->cmapList[1];
i = 2;
}
dc = GetDC(hwnd);
oldPalette = SelectPalette(dc,
TkWinGetPalette(winPtr->atts.colormap), TRUE);
if (RealizePalette(dc)) {
RefreshColormap(winPtr->atts.colormap, winPtr->dispPtr);
}
for (; i < wmPtr->cmapCount; i++) {
winPtr = wmPtr->cmapList[i];
SelectPalette(dc, TkWinGetPalette(winPtr->atts.colormap), TRUE);
if (RealizePalette(dc)) {
RefreshColormap(winPtr->atts.colormap, winPtr->dispPtr);
}
}
}
SelectPalette(dc, oldPalette, TRUE);
RealizePalette(dc);
ReleaseDC(hwnd, dc);
return TRUE;
}
/*
*----------------------------------------------------------------------
*
* RefreshColormap --
*
* This function is called to force all of the windows that use
* a given colormap to redraw themselves. The quickest way to
* do this is to iterate over the toplevels, looking in the
* cmapList for matches. This will quickly eliminate subtrees
* that don't use a given colormap.
*
* Results:
* None.
*
* Side effects:
* Causes damage events to be generated.
*
*----------------------------------------------------------------------
*/
static void
RefreshColormap(colormap, dispPtr)
Colormap colormap;
TkDisplay *dispPtr;
{
WmInfo *wmPtr;
int i;
for (wmPtr = dispPtr->firstWmPtr; wmPtr != NULL; wmPtr = wmPtr->nextPtr) {
if (wmPtr->cmapCount > 0) {
for (i = 0; i < wmPtr->cmapCount; i++) {
if ((wmPtr->cmapList[i]->atts.colormap == colormap)
&& Tk_IsMapped(wmPtr->cmapList[i])) {
InvalidateSubTree(wmPtr->cmapList[i], colormap);
}
}
} else if ((wmPtr->winPtr->atts.colormap == colormap)
&& Tk_IsMapped(wmPtr->winPtr)) {
InvalidateSubTree(wmPtr->winPtr, colormap);
}
}
}
/*
*----------------------------------------------------------------------
*
* InvalidateSubTree --
*
* This function recursively generates damage for a window and
* all of its mapped children that belong to the same toplevel and
* are using the specified colormap.
*
* Results:
* None.
*
* Side effects:
* Generates damage for the specified subtree.
*
*----------------------------------------------------------------------
*/
static void
InvalidateSubTree(winPtr, colormap)
TkWindow *winPtr;
Colormap colormap;
{
TkWindow *childPtr;
/*
* Generate damage for the current window if it is using the
* specified colormap.
*/
if (winPtr->atts.colormap == colormap) {
InvalidateRect(Tk_GetHWND(winPtr->window), NULL, FALSE);
}
for (childPtr = winPtr->childList; childPtr != NULL;
childPtr = childPtr->nextPtr) {
/*
* We can stop the descent when we hit an unmapped or
* toplevel window.
*/
if (!Tk_TopWinHierarchy(childPtr) && Tk_IsMapped(childPtr)) {
InvalidateSubTree(childPtr, colormap);
}
}
}
/*
*----------------------------------------------------------------------
*
* TkWinGetSystemPalette --
*
* Retrieves the currently installed foreground palette.
*
* Results:
* Returns the global foreground palette, if there is one.
* Otherwise, returns NULL.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
HPALETTE
TkWinGetSystemPalette()
{
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
return tsdPtr->systemPalette;
}
/*
*----------------------------------------------------------------------
*
* GetMinSize --
*
* This procedure computes the current minWidth and minHeight
* values for a window, taking into account the possibility
* that they may be defaulted.
*
* Results:
* The values at *minWidthPtr and *minHeightPtr are filled
* in with the minimum allowable dimensions of wmPtr's window,
* in grid units. If the requested minimum is smaller than the
* system required minimum, then this procedure computes the
* smallest size that will satisfy both the system and the
* grid constraints.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
static void
GetMinSize(wmPtr, minWidthPtr, minHeightPtr)
WmInfo *wmPtr; /* Window manager information for the
* window. */
int *minWidthPtr; /* Where to store the current minimum
* width of the window. */
int *minHeightPtr; /* Where to store the current minimum
* height of the window. */
{
int tmp, base;
TkWindow *winPtr = wmPtr->winPtr;
/*
* Compute the minimum width by taking the default client size
* and rounding it up to the nearest grid unit. Return the greater
* of the default minimum and the specified minimum.
*/
tmp = wmPtr->defMinWidth - wmPtr->borderWidth;
if (tmp < 0) {
tmp = 0;
}
if (wmPtr->gridWin != NULL) {
base = winPtr->reqWidth - (wmPtr->reqGridWidth * wmPtr->widthInc);
if (base < 0) {
base = 0;
}
tmp = ((tmp - base) + wmPtr->widthInc - 1)/wmPtr->widthInc;
}
if (tmp < wmPtr->minWidth) {
tmp = wmPtr->minWidth;
}
*minWidthPtr = tmp;
/*
* Compute the minimum height in a similar fashion.
*/
tmp = wmPtr->defMinHeight - wmPtr->borderHeight;
if (tmp < 0) {
tmp = 0;
}
if (wmPtr->gridWin != NULL) {
base = winPtr->reqHeight - (wmPtr->reqGridHeight * wmPtr->heightInc);
if (base < 0) {
base = 0;
}
tmp = ((tmp - base) + wmPtr->heightInc - 1)/wmPtr->heightInc;
}
if (tmp < wmPtr->minHeight) {
tmp = wmPtr->minHeight;
}
*minHeightPtr = tmp;
}
/*
*----------------------------------------------------------------------
*
* GetMaxSize --
*
* This procedure computes the current maxWidth and maxHeight
* values for a window, taking into account the possibility
* that they may be defaulted.
*
* Results:
* The values at *maxWidthPtr and *maxHeightPtr are filled
* in with the maximum allowable dimensions of wmPtr's window,
* in grid units. If no maximum has been specified for the
* window, then this procedure computes the largest sizes that
* will fit on the screen.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
static void
GetMaxSize(wmPtr, maxWidthPtr, maxHeightPtr)
WmInfo *wmPtr; /* Window manager information for the
* window. */
int *maxWidthPtr; /* Where to store the current maximum
* width of the window. */
int *maxHeightPtr; /* Where to store the current maximum
* height of the window. */
{
int tmp;
if (wmPtr->maxWidth > 0) {
*maxWidthPtr = wmPtr->maxWidth;
} else {
/*
* Must compute a default width. Fill up the display, leaving a
* bit of extra space for the window manager's borders.
*/
tmp = wmPtr->defMaxWidth - wmPtr->borderWidth;
if (wmPtr->gridWin != NULL) {
/*
* Gridding is turned on; convert from pixels to grid units.
*/
tmp = wmPtr->reqGridWidth
+ (tmp - wmPtr->winPtr->reqWidth)/wmPtr->widthInc;
}
*maxWidthPtr = tmp;
}
if (wmPtr->maxHeight > 0) {
*maxHeightPtr = wmPtr->maxHeight;
} else {
tmp = wmPtr->defMaxHeight - wmPtr->borderHeight;
if (wmPtr->gridWin != NULL) {
tmp = wmPtr->reqGridHeight
+ (tmp - wmPtr->winPtr->reqHeight)/wmPtr->heightInc;
}
*maxHeightPtr = tmp;
}
}
/*
*----------------------------------------------------------------------
*
* TopLevelProc --
*
* Callback from Windows whenever an event occurs on a top level
* window.
*
* Results:
* Standard Windows return value.
*
* Side effects:
* Default window behavior.
*
*----------------------------------------------------------------------
*/
static LRESULT CALLBACK
TopLevelProc(hwnd, message, wParam, lParam)
HWND hwnd;
UINT message;
WPARAM wParam;
LPARAM lParam;
{
if (message == WM_WINDOWPOSCHANGED) {
WINDOWPOS *pos = (WINDOWPOS *) lParam;
TkWindow *winPtr = (TkWindow *) Tk_HWNDToWindow(pos->hwnd);
if (winPtr == NULL) {
return 0;
}
/*
* Update the shape of the contained window.
*/
if (!(pos->flags & SWP_NOSIZE)) {
winPtr->changes.width = pos->cx;
winPtr->changes.height = pos->cy;
}
if (!(pos->flags & SWP_NOMOVE)) {
winPtr->changes.x = pos->x;
winPtr->changes.y = pos->y;
}
GenerateConfigureNotify(winPtr);
Tcl_ServiceAll();
return 0;
}
return TkWinChildProc(hwnd, message, wParam, lParam);
}
/*
*----------------------------------------------------------------------
*
* WmProc --
*
* Callback from Windows whenever an event occurs on the decorative
* frame.
*
* Results:
* Standard Windows return value.
*
* Side effects:
* Default window behavior.
*
*----------------------------------------------------------------------
*/
static LRESULT CALLBACK
WmProc(hwnd, message, wParam, lParam)
HWND hwnd;
UINT message;
WPARAM wParam;
LPARAM lParam;
{
static int inMoveSize = 0;
static int oldMode; /* This static is set upon entering move/size mode
* and is used to reset the service mode after
* leaving move/size mode. Note that this mechanism
* assumes move/size is only one level deep. */
LRESULT result;
TkWindow *winPtr = NULL;
if (TkWinHandleMenuEvent(&hwnd, &message, &wParam, &lParam, &result)) {
goto done;
}
switch (message) {
case WM_KILLFOCUS:
case WM_ERASEBKGND:
result = 0;
goto done;
case WM_ENTERSIZEMOVE:
inMoveSize = 1;
/*
* Cancel any current mouse timer. If the mouse timer
* fires during the size/move mouse capture, it will
* release the capture, which is wrong.
*/
TkWinCancelMouseTimer();
oldMode = Tcl_SetServiceMode(TCL_SERVICE_ALL);
break;
case WM_ACTIVATE:
case WM_EXITSIZEMOVE:
if (inMoveSize) {
inMoveSize = 0;
Tcl_SetServiceMode(oldMode);
}
break;
case WM_GETMINMAXINFO:
SetLimits(hwnd, (MINMAXINFO *) lParam);
result = 0;
goto done;
case WM_PALETTECHANGED:
result = InstallColormaps(hwnd, WM_PALETTECHANGED,
hwnd == (HWND)wParam);
goto done;
case WM_QUERYNEWPALETTE:
result = InstallColormaps(hwnd, WM_QUERYNEWPALETTE, TRUE);
goto done;
case WM_WINDOWPOSCHANGED:
ConfigureTopLevel((WINDOWPOS *) lParam);
result = 0;
goto done;
case WM_NCHITTEST: {
winPtr = GetTopLevel(hwnd);
if (winPtr && (TkGrabState(winPtr) == TK_GRAB_EXCLUDED)) {
/*
* This window is outside the grab heirarchy, so don't let any
* of the normal non-client processing occur. Note that this
* implementation is not strictly correct because the grab
* might change between now and when the event would have been
* processed by Tk, but it's close enough.
*/
result = HTCLIENT;
goto done;
}
break;
}
case WM_MOUSEACTIVATE: {
ActivateEvent *eventPtr;
winPtr = GetTopLevel((HWND) wParam);
if (winPtr && (TkGrabState(winPtr) != TK_GRAB_EXCLUDED)) {
/*
* This allows us to pass the message onto the
* native menus [Bug: 2272]
*/
result = (*tkWinProcs->defWindowProc)(hwnd, message,
wParam, lParam);
goto done;
}
/*
* Don't activate the window yet since there is a grab
* that takes precedence. Instead we need to queue
* an event so we can check the grab state right before we
* handle the mouse event.
*/
if (winPtr) {
eventPtr = (ActivateEvent *)ckalloc(sizeof(ActivateEvent));
eventPtr->winPtr = winPtr;
Tcl_QueueProcEvent(ActivateWindow, (Tcl_Event*)eventPtr, TCL_QUEUE_TAIL);
}
result = MA_NOACTIVATE;
goto done;
}
default:
break;
}
winPtr = GetTopLevel(hwnd);
if (winPtr && winPtr->window) {
HWND child = Tk_GetHWND(winPtr->window);
if (message == WM_SETFOCUS) {
SetFocus(child);
result = 0;
} else if (!Tk_TranslateWinEvent(child, message, wParam, lParam,
&result)) {
result = (*tkWinProcs->defWindowProc)(hwnd, message,
wParam, lParam);
}
} else {
result = (*tkWinProcs->defWindowProc)(hwnd, message, wParam, lParam);
}
done:
Tcl_ServiceAll();
return result;
}
/*
*----------------------------------------------------------------------
*
* TkpMakeMenuWindow --
*
* Configure the window to be either a pull-down (or pop-up)
* menu, or as a toplevel (torn-off) menu or palette.
*
* Results:
* None.
*
* Side effects:
* Changes the style bit used to create a new toplevel.
*
*----------------------------------------------------------------------
*/
void
TkpMakeMenuWindow(tkwin, transient)
Tk_Window tkwin; /* New window. */
int transient; /* 1 means menu is only posted briefly as
* a popup or pulldown or cascade. 0 means
* menu is always visible, e.g. as a torn-off
* menu. Determines whether save_under and
* override_redirect should be set. */
{
XSetWindowAttributes atts;
if (transient) {
atts.override_redirect = True;
atts.save_under = True;
} else {
atts.override_redirect = False;
atts.save_under = False;
}
if ((atts.override_redirect != Tk_Attributes(tkwin)->override_redirect)
|| (atts.save_under != Tk_Attributes(tkwin)->save_under)) {
Tk_ChangeWindowAttributes(tkwin,
CWOverrideRedirect|CWSaveUnder, &atts);
}
}
/*
*----------------------------------------------------------------------
*
* TkWinGetWrapperWindow --
*
* Gets the Windows HWND for a given window.
*
* Results:
* Returns the wrapper window for a Tk window.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
HWND
TkWinGetWrapperWindow(
Tk_Window tkwin) /* The window we need the wrapper from */
{
TkWindow *winPtr = (TkWindow *)tkwin;
return (winPtr->wmInfoPtr->wrapper);
}
/*
*----------------------------------------------------------------------
*
* TkWmFocusToplevel --
*
* This is a utility procedure invoked by focus-management code. It
* exists because of the extra wrapper windows that exist under
* Unix; its job is to map from wrapper windows to the
* corresponding toplevel windows. On PCs and Macs there are no
* wrapper windows so no mapping is necessary; this procedure just
* determines whether a window is a toplevel or not.
*
* Results:
* If winPtr is a toplevel window, returns the pointer to the
* window; otherwise returns NULL.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
TkWindow *
TkWmFocusToplevel(winPtr)
TkWindow *winPtr; /* Window that received a focus-related
* event. */
{
if (!(winPtr->flags & TK_TOP_HIERARCHY)) {
return NULL;
}
return winPtr;
}
/*
*----------------------------------------------------------------------
*
* TkpGetWrapperWindow --
*
* This is a utility procedure invoked by focus-management code. It
* maps to the wrapper for a top-level, which is just the same
* as the top-level on Macs and PCs.
*
* Results:
* If winPtr is a toplevel window, returns the pointer to the
* window; otherwise returns NULL.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
TkWindow *
TkpGetWrapperWindow(
TkWindow *winPtr) /* Window that received a focus-related
* event. */
{
if (!(winPtr->flags & TK_TOP_HIERARCHY)) {
return NULL;
}
return winPtr;
}
/*
*----------------------------------------------------------------------
*
* ActivateWindow --
*
* This function is called when an ActivateEvent is processed.
*
* Results:
* Returns 1 to indicate that the event was handled, else 0.
*
* Side effects:
* May activate the toplevel window associated with the event.
*
*----------------------------------------------------------------------
*/
static int
ActivateWindow(
Tcl_Event *evPtr, /* Pointer to ActivateEvent. */
int flags) /* Notifier event mask. */
{
TkWindow *winPtr;
if (! (flags & TCL_WINDOW_EVENTS)) {
return 0;
}
winPtr = ((ActivateEvent *) evPtr)->winPtr;
/*
* Ensure that the window is not excluded by a grab.
*/
if (winPtr && (TkGrabState(winPtr) != TK_GRAB_EXCLUDED)) {
SetFocus(Tk_GetHWND(winPtr->window));
}
return 1;
}
/* Support Procedures for release and capture */
/*
*----------------------------------------------------------------------
*
* UnmanageGeometry --
*
* Since there is a bug in tkGeometry.c, we need this routine to
* replace Tk_ManageGeometry(tkwin, NULL, NULL);
*
* Results:
* None.
*
* Side effects:
* The window given by the clientData argument is mapped.
*
*----------------------------------------------------------------------
*/
static void UnmanageGeometry(tkwin)
Tk_Window tkwin; /* Window whose geometry is to
* be unmanaged.*/
{
register TkWindow *winPtr = (TkWindow *) tkwin;
if ((winPtr->geomMgrPtr != NULL) &&
(winPtr->geomMgrPtr->lostSlaveProc != NULL)) {
(*winPtr->geomMgrPtr->lostSlaveProc)(winPtr->geomData, tkwin);
}
winPtr->geomMgrPtr = NULL;
winPtr->geomData = NULL;
}
static void
ImageChangedProc(clientData, x, y, width, height, imageWidth, imageHeight)
ClientData clientData;
int x;
int y;
int width;
int height;
int imageWidth;
int imageHeight;
{
register TkWindow *winPtr = (TkWindow *) clientData;
WmInfo *wmPtr = winPtr->wmInfoPtr;
Pixmap old = wmPtr->hints.icon_pixmap;
Pixmap pixmap = Tk_GetPixmap(winPtr->display,
RootWindowOfScreen(Tk_Screen((Tk_Window)winPtr)),
imageWidth, imageHeight,
DefaultDepthOfScreen(Tk_Screen((Tk_Window)winPtr)));
if (pixmap != None) {
Tk_RedrawImage(wmPtr->iconImage, 0, 0, imageWidth, imageHeight, pixmap, 0, 0);
wmPtr->hints.flags |= IconPixmapHint;
} else {
wmPtr->hints.flags &= ~IconPixmapHint;
}
wmPtr->hints.icon_pixmap = pixmap;
UpdateIcon(winPtr);
if (old != None) {
Tk_FreePixmap(winPtr->display, old);
}
}
#if defined(__GNUC__) && !defined(ICON_BIG)
#define ICON_BIG 1
#endif
static void
UpdateIcon(winPtr)
TkWindow *winPtr;
{
WmInfo *wmPtr = winPtr->wmInfoPtr;
Pixmap pixmap= wmPtr->hints.icon_pixmap;
Tcl_Interp *interp = 0;
if (pixmap){
int lWidth = GetSystemMetrics(SM_CXICON);
int lHeight = GetSystemMetrics(SM_CYICON);
ICONINFO info;
HICON hIcon;
SIZE size;
WinIconPtr titlebaricon;
BlockOfIconImagesPtr lpIR;
TkWinDrawable* twdPtr = (TkWinDrawable*) pixmap;
info.fIcon = TRUE;
info.xHotspot = 0;
info.yHotspot = 0;
info.hbmColor = TkWinGetHBITMAP(pixmap);
if (wmPtr->hints.icon_mask) {
info.hbmMask = TkWinGetHBITMAP(wmPtr->hints.icon_mask);
}
else {
int size = (lWidth+7)/8*lHeight;
char *bits = ckalloc(size);
memset(bits,0,size);
info.hbmMask = CreateBitmap(lWidth,lHeight,1,1,bits);
ckfree(bits);
}
hIcon = CreateIconIndirect(&info);
lpIR = (BlockOfIconImagesPtr) ckalloc(sizeof(BlockOfIconImages));
if (lpIR == NULL) {
DestroyIcon(hIcon);
return;
}
lpIR->nNumImages = 1;
lpIR->IconImages[0].Width = lWidth;
lpIR->IconImages[0].Height = lHeight;
lpIR->IconImages[0].Colors = 1 << twdPtr->bitmap.depth;
lpIR->IconImages[0].hIcon = hIcon;
/* These fields are ignored */
lpIR->IconImages[0].lpBits = 0;
lpIR->IconImages[0].dwNumBytes = 0;
lpIR->IconImages[0].lpXOR = 0;
lpIR->IconImages[0].lpAND = 0;
titlebaricon = (WinIconPtr) ckalloc(sizeof(WinIconInstance));
titlebaricon->iconBlock = lpIR;
titlebaricon->refCount = 1;
if (WinSetIcon(interp, titlebaricon, (Tk_Window) winPtr) != TCL_OK) {
/* We didn't use the titlebaricon after all */
DecrIconRefCount(titlebaricon);
titlebaricon = NULL;
}
}
else
{
WinSetIcon(interp, NULL, (Tk_Window) winPtr);
}
}
/*
*----------------------------------------------------------------------
*
* XSetInputFocus --
*
* Set the current focus window.
*
* Results:
* None.
*
* Side effects:
* Changes the keyboard focus and causes the selected window to
* be activated.
*
*----------------------------------------------------------------------
*/
void
XSetInputFocus(display, focus, revert_to, time)
Display* display;
Window focus;
int revert_to;
Time time;
{
display->request++;
if (focus != None) {
TkWindow *winPtr = TkWinGetWinPtr(focus);
HWND hwnd = Tk_GetHWND(winPtr->window);
while (winPtr && !(winPtr->flags & TK_TOP_LEVEL)) {
winPtr = winPtr->parentPtr;
}
if (winPtr) {
if (winPtr->wmInfoPtr && winPtr->wmInfoPtr->wrapper != NULL) {
hwnd = winPtr->wmInfoPtr->wrapper;
} else {
hwnd = Tk_GetHWND(winPtr->window);
}
if (GetActiveWindow() != hwnd) {
SetActiveWindow(hwnd);
}
}
SetFocus(Tk_GetHWND(focus));
}
}
/*
*----------------------------------------------------------------------
*
* TkWinSetForegroundWindow --
*
* This function is a wrapper for SetForegroundWindow, calling
* it on the wrapper window because it has no affect on child
* windows.
*
* Results:
* none
*
* Side effects:
* May activate the toplevel window.
*
*----------------------------------------------------------------------
*/
void
TkWinSetForegroundWindow(winPtr)
TkWindow *winPtr;
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
if (wmPtr->wrapper != NULL) {
SetForegroundWindow(wmPtr->wrapper);
} else {
SetForegroundWindow(Tk_GetHWND(winPtr->window));
}
}
static int
WmIconimageCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin;
TkWindow *winPtr;
Tcl_Interp *interp;
int objc;
Tcl_Obj *CONST objv[];
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
Pixmap pixmap;
if ((objc != 3) && (objc != 4)) {
Tcl_AppendResult(interp, "wrong # arguments: must be \"",
argv[0], " iconimage window ?image?\"",
(char *) NULL);
return TCL_ERROR;
}
if (objc == 3) {
if (wmPtr->hints.flags & IconPixmapHint && wmPtr->iconImage) {
Tcl_SetResult(interp, (char *) Tk_NameOfBitmap(winPtr->display, wmPtr->hints.icon_pixmap),TCL_STATIC);
}
return TCL_OK;
}
/* clear any existing pixmap hints and free associated resources */
if (wmPtr->hints.icon_pixmap != None) {
if (wmPtr->iconImage) {
Tk_FreePixmap(winPtr->display, wmPtr->hints.icon_pixmap);
} else {
Tk_FreeBitmap(winPtr->display, wmPtr->hints.icon_pixmap);
}
wmPtr->hints.icon_pixmap = None;
}
if (wmPtr->iconImage) {
Tk_FreeImage(wmPtr->iconImage);
wmPtr->iconImage = NULL;
}
wmPtr->hints.flags &= ~IconPixmapHint;
wmPtr->iconImage = Tk_GetImage(interp, tkwin, argv[3],
ImageChangedProc, (ClientData) winPtr);
if (wmPtr->iconImage != NULL) {
int width = 0;
int height = 0;
Tk_SizeOfImage(wmPtr->iconImage, &width, &height);
ImageChangedProc((ClientData) winPtr, 0, 0, width, height, width, height);
} else {
UpdateIcon(winPtr);
return TCL_ERROR;
}
return TCL_OK;
}
static int
WmWrapperCmd(tkwin, winPtr, interp, objc, objv)
Tk_Window tkwin;
TkWindow *winPtr;
Tcl_Interp *interp;
int objc;
Tcl_Obj *CONST objv[];
{
register WmInfo *wmPtr = winPtr->wmInfoPtr;
Tcl_IntResults(interp,2,0,wmPtr->wrapper,0);
return TCL_OK;
}