Embperl::Form::Control - Base class for controls inside an Embperl Form
Do not use directly, instead derive a class
This class is not used directly, it is used as a base class for all controls inside an Embperl Form. It provides a set of methods that could be overwritten to customize the behaviour of your controls.
Create a new control
Init the new control
Do not draw frame border if this is the only control
Do not display this control at all.
Could value of this control be changed ?
Returns the text of the label
Output the control
Get the id of the value which is currently active
Return the form object of this control
Output begin of sub form
Output end of sub form
Output the label of the control
Output the icon after the label
Output the table cell in which the label will be displayed
Must return the columns it spans (default: 1)
Output the control itself
Output the control itself as readonly
output additional things after the control
Output the table cell in which the control will be displayed
Gets the x position as argument
Specifies the name of the control
Will be used as label for the control, if not given 'name' is used as default.
Normaly the the name and text parameters are processed by the method
convert_label of the
This method can be overwritten,
to allow translation etc.
If the parameter
showtext is given a true value,
convert_label is not called and the text is displayed as it is.
Display label without passing it through
If set, the text label will not be line wrapped.
If set, will be used as additional CSS classes for the label text cell.
If set, displays a readonly version of the control.
If set, the control will not be displayed at all.
If set to 1, forces a new line before the control. If set to -1, forces a new line after the control.
Gives the widths of the control.
The value is
1/width of the the whole width of the form.
So if you want to have four controls in one line set
width to 4.
The default value is 2.
With this parameter you can also specify the width of the control in percent.
This parameter take precedence over
Default value of the control
Basepath where to find images, in case the control uses images. Default value is /images
When set will trigger state changes of other controls. See "state".
Can be used to hide/show disable/enable the control trigger by other controls.
Checkbox define the following states:
Show control if checkbox checked
Hide control if checkbox checked
Enable control if checkbox checked
Disable control if checkbox checked
G. Richter (richter at embperl dot org)
perl(1), Embperl, Embperl::Form