source: Dev/trunk/src/client/dijit/_base/popup.js

define([
        "dojo/dom-class", // domClass.contains
        "dojo/_base/window",
        "../popup",
        "../BackgroundIframe"   // just loading for back-compat, in case client code is referencing it
], function(domClass, win, popup){

// module:
//              dijit/_base/popup

/*=====
return {
        // summary:
        //              Deprecated.   Old module for popups, new code should use dijit/popup directly.
};
=====*/


// Hack support for old API passing in node instead of a widget (to various methods)
var origCreateWrapper = popup._createWrapper;
popup._createWrapper = function(widget){
        if(!widget.declaredClass){
                // make fake widget to pass to new API
                widget = {
                        _popupWrapper: (widget.parentNode && domClass.contains(widget.parentNode, "dijitPopup")) ?
                                widget.parentNode : null,
                        domNode: widget,
                        destroy: function(){},
                        ownerDocument: widget.ownerDocument,
                        ownerDocumentBody: win.body(widget.ownerDocument)
                };
        }
        return origCreateWrapper.call(this, widget);
};

// Support old format of orient parameter
var origOpen = popup.open;
popup.open = function(/*__OpenArgs*/ args){
        // Convert old hash structure (ex: {"BL": "TL", ...}) of orient to format compatible w/new popup.open() API.
        // Don't do conversion for:
        //              - null parameter (that means to use the default positioning)
        //              - "R" or "L" strings used to indicate positioning for context menus (when there is no around node)
        //              - new format, ex: ["below", "above"]
        //              - return value from deprecated dijit.getPopupAroundAlignment() method,
        //                      ex: ["below", "above"]
        if(args.orient && typeof args.orient != "string" && !("length" in args.orient)){
                var ary = [];
                for(var key in args.orient){
                        ary.push({aroundCorner: key, corner: args.orient[key]});
                }
                args.orient = ary;
        }

        return origOpen.call(this, args);
};

return popup;
});