if ( typeof DOM == "undefined" ) {
DOM = {};
}
DOM.Ready = {};
DOM.Ready.VERSION = "0.16";
DOM.Ready.finalTimeout = 15;
DOM.Ready.timerInterval = 50;
DOM.Ready._checkDOMReady = function () {
if ( DOM.Ready._isReady ) {
return DOM.Ready._isReady;
}
if ( typeof document.getElementsByTagName != "undefined"
&& typeof document.getElementById != "undefined"
&& ( document.getElementsByTagName("body")[0] !== null
|| document.body !== null ) ) {
DOM.Ready._isReady = 1;
}
return DOM.Ready._isReady;
};
/* See near the end of the module for where _isDone could be set. */
DOM.Ready._checkDOMDone = function () {
if ( DOM.Ready._isDone ) {
return DOM.Ready._isDone;
}
/* Safari and Opera(?) only */
/*@cc_on
/*@if (@_win32)
try {
document.documentElement.doScroll("left");
DOM.Ready._isDone = 1;
} catch (e) {}
@else @*/
if ( document.readyState
&& ( /interactive|complete|loaded/.test( document.readyState ) )
) {
DOM.Ready._isDone = 1;
}
/*@end
@*/
return DOM.Ready._isDone;
};
/* Works for Mozilla, and possibly nothing else */
if ( document.addEventListener ) {
document.addEventListener(
"DOMContentLoaded", function () { DOM.Ready._isDone = 1; }, false );
}
DOM.Ready.onDOMReady = function (callback) {
if ( DOM.Ready._checkDOMReady() ) {
callback();
}
else {
DOM.Ready._onDOMReadyCallbacks.push(callback);
}
};
DOM.Ready.onDOMDone = function (callback) {
if ( DOM.Ready._checkDOMDone() ) {
callback();
}
else {
DOM.Ready._onDOMDoneCallbacks.push(callback);
}
};
DOM.Ready.onIdReady = function ( id, callback ) {
if ( DOM.Ready._checkDOMReady() ) {
var elt = document.getElementById(id);
if (elt) {
callback(elt);
return;
}
}
var callback_array = DOM.Ready._onIdReadyCallbacks[id];
if ( ! callback_array ) {
callback_array = [];
}
callback_array.push(callback);
DOM.Ready._onIdReadyCallbacks[id] = callback_array;
};
DOM.Ready._runDOMReadyCallbacks = function () {
for ( var i = 0; i < DOM.Ready._onDOMReadyCallbacks.length; i++ ) {
DOM.Ready._onDOMReadyCallbacks[i]();
}
DOM.Ready._onDOMReadyCallbacks = [];
};
DOM.Ready._runDOMDoneCallbacks = function () {
for ( var i = 0; i < DOM.Ready._onDOMDoneCallbacks.length; i++ ) {
DOM.Ready._onDOMDoneCallbacks[i]();
}
DOM.Ready._onDOMDoneCallbacks = [];
};
DOM.Ready._runIdCallbacks = function () {
for ( var id in DOM.Ready._onIdReadyCallbacks ) {
// protect against changes to Object (ala prototype's extend)
if ( ! DOM.Ready._onIdReadyCallbacks.hasOwnProperty(id) ) {
continue;
}
var elt = document.getElementById(id);
if (elt) {
for ( var i = 0; i < DOM.Ready._onIdReadyCallbacks[id].length; i++) {
DOM.Ready._onIdReadyCallbacks[id][i](elt);
}
delete DOM.Ready._onIdReadyCallbacks[id];
}
}
};
DOM.Ready._runReadyCallbacks = function () {
if ( DOM.Ready._inRunReadyCallbacks ) {
return;
}
DOM.Ready._inRunReadyCallbacks = 1;
if ( DOM.Ready._checkDOMReady() ) {
DOM.Ready._runDOMReadyCallbacks();
DOM.Ready._runIdCallbacks();
}
if ( DOM.Ready._checkDOMDone() ) {
DOM.Ready._runDOMDoneCallbacks();
}
DOM.Ready._timePassed += DOM.Ready._lastTimerInterval;
if ( ( DOM.Ready._timePassed / 1000 ) >= DOM.Ready.finalTimeout ) {
DOM.Ready._stopTimer();
}
DOM.Ready._inRunReadyCallbacks = 0;
};
DOM.Ready._startTimer = function () {
DOM.Ready._lastTimerInterval = DOM.Ready.timerInterval;
DOM.Ready._intervalId = setInterval( DOM.Ready._runReadyCallbacks, DOM.Ready.timerInterval );
};
DOM.Ready._stopTimer = function () {
clearInterval( DOM.Ready._intervalId );
DOM.Ready._intervalId = null;
};
DOM.Ready._resetClass = function () {
DOM.Ready._stopTimer();
DOM.Ready._timePassed = 0;
DOM.Ready._isReady = 0;
DOM.Ready._isDone = 0;
DOM.Ready._onDOMReadyCallbacks = [];
DOM.Ready._onDOMDoneCallbacks = [];
DOM.Ready._onIdReadyCallbacks = {};
DOM.Ready._startTimer();
};
DOM.Ready._resetClass();
DOM.Ready.runCallbacks = function () { DOM.Ready._runReadyCallbacks(); };
/*
=head1 AUTHOR
Dave Rolsky, <autarch@urth.org>.
=head1 CREDITS
This library was inspired by Brother Cake's domFunction, though it
is entirely new code.
=head1 COPYRIGHT
Copyright (c) 2005-2006 Dave Rolsky. All rights reserved.
This module is free software; you can redistribute it and/or modify it
under the same terms as the Perl programming language (your choice of
GPL or the Perl Artistic license).
*/