SemanticScuttle/includes/js/dijit/_base/window.js

47 lines
1.8 KiB
JavaScript

if(!dojo._hasResource["dijit._base.window"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dijit._base.window"] = true;
dojo.provide("dijit._base.window");
dijit.getDocumentWindow = function(doc){
// summary
// Get window object associated with document doc
// With Safari, there is not way to retrieve the window from the document, so we must fix it.
if(dojo.isSafari && !doc._parentWindow){
/*
This is a Safari specific function that fix the reference to the parent
window from the document object.
TODO: #5711: should the use of document below reference dojo.doc instead
in case they're not the same?
*/
var fix=function(win){
win.document._parentWindow=win;
for(var i=0; i<win.frames.length; i++){
fix(win.frames[i]);
}
}
fix(window.top);
}
//In some IE versions (at least 6.0), document.parentWindow does not return a
//reference to the real window object (maybe a copy), so we must fix it as well
//We use IE specific execScript to attach the real window reference to
//document._parentWindow for later use
//TODO: #5711: should the use of document below reference dojo.doc instead in case they're not the same?
if(dojo.isIE && window !== document.parentWindow && !doc._parentWindow){
/*
In IE 6, only the variable "window" can be used to connect events (others
may be only copies).
*/
doc.parentWindow.execScript("document._parentWindow = window;", "Javascript");
//to prevent memory leak, unset it after use
//another possibility is to add an onUnload handler which seems overkill to me (liucougar)
var win = doc._parentWindow;
doc._parentWindow = null;
return win; // Window
}
return doc._parentWindow || doc.parentWindow || doc.defaultView; // Window
}
}