lib/dijit/PopupMenuItem.js.uncompressed.js

   1 define("dijit/PopupMenuItem", [
   2         "dojo/_base/declare", // declare
   3         "dojo/dom-style", // domStyle.set
   4         "dojo/query", // query
   5         "./registry",   // registry.byNode
   6         "./MenuItem",
   7         "./hccss"
   8 ], function(declare, domStyle, query, registry, MenuItem){
   9
  10         // module:
  11         //              dijit/PopupMenuItem
  12
  13         return declare("dijit.PopupMenuItem", MenuItem, {
  14                 // summary:
  15                 //              An item in a Menu that spawn a drop down (usually a drop down menu)
  16
  17                 _fillContent: function(){
  18                         // summary:
  19                         //              When Menu is declared in markup, this code gets the menu label and
  20                         //              the popup widget from the srcNodeRef.
  21                         // description:
  22                         //              srcNodeRefinnerHTML contains both the menu item text and a popup widget
  23                         //              The first part holds the menu item text and the second part is the popup
  24                         // example:
  25                         // |    <div data-dojo-type="dijit/PopupMenuItem">
  26                         // |            <span>pick me</span>
  27                         // |            <popup> ... </popup>
  28                         // |    </div>
  29                         // tags:
  30                         //              protected
  31
  32                         if(this.srcNodeRef){
  33                                 var nodes = query("*", this.srcNodeRef);
  34                                 this.inherited(arguments, [nodes[0]]);
  35
  36                                 // save pointer to srcNode so we can grab the drop down widget after it's instantiated
  37                                 this.dropDownContainer = this.srcNodeRef;
  38                         }
  39                 },
  40
  41                 startup: function(){
  42                         if(this._started){ return; }
  43                         this.inherited(arguments);
  44
  45                         // we didn't copy the dropdown widget from the this.srcNodeRef, so it's in no-man's
  46                         // land now.  move it to win.doc.body.
  47                         if(!this.popup){
  48                                 var node = query("[widgetId]", this.dropDownContainer)[0];
  49                                 this.popup = registry.byNode(node);
  50                         }
  51                         this.ownerDocumentBody.appendChild(this.popup.domNode);
  52                         this.popup.startup();
  53
  54                         this.popup.domNode.style.display="none";
  55                         if(this.arrowWrapper){
  56                                 domStyle.set(this.arrowWrapper, "visibility", "");
  57                         }
  58                         this.focusNode.setAttribute("aria-haspopup", "true");
  59                 },
  60
  61                 destroyDescendants: function(/*Boolean*/ preserveDom){
  62                         if(this.popup){
  63                                 // Destroy the popup, unless it's already been destroyed.  This can happen because
  64                                 // the popup is a direct child of <body> even though it's logically my child.
  65                                 if(!this.popup._destroyed){
  66                                         this.popup.destroyRecursive(preserveDom);
  67                                 }
  68                                 delete this.popup;
  69                         }
  70                         this.inherited(arguments);
  71                 }
  72         });
  73 });