Bug 401627, better way of handling click to close menu so that it doesn't reopen the menu again, r+sr=roc

git-svn-id: svn://10.0.0.236/trunk@240313 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/widget/public/nsIRollupListener.idl

@@ -41,14 +41,17 @@
 
 #include "nsISupports.idl"
 
-[uuid(23C2BA03-6C76-11d3-96ED-0060B0FB9956)]
+interface nsIContent;
+
+[uuid(ee6efe03-77dc-4aac-a6a8-905731a1796e)]
 interface nsIRollupListener : nsISupports
 {
   /**
-   * Notifies the object to rollup
+   * Notifies the object to rollup, optionally returning the node that
+   * was just rolled up.
    * @result NS_Ok if no errors
    */
-  void Rollup();
+  nsIContent Rollup();
 
   /**
    * Asks the RollupListener if it should rollup on mousevents

mozilla/widget/public/nsIWidget.h

@@ -63,6 +63,7 @@ struct  nsColorMap;
 class   imgIContainer;
 class   gfxASurface;
 class   nsIMouseListener;
+class   nsIContent;
 
 /**
  * Callback function that processes events.
@@ -94,10 +95,10 @@ typedef nsEventStatus (*PR_CALLBACK EVENT_CALLBACK)(nsGUIEvent *event);
 #define NS_NATIVE_PLUGIN_PORT_CG    101
 #endif
 
-// 3B4E560A-11E6-4EBD-B987-35385624970D
+// 092c37e8-2806-4ebc-b04b-e0bb624ce0d4
 #define NS_IWIDGET_IID \
-{ 0x3B4E560A, 0x11E6, 0x4EBD, \
-  { 0xB9, 0x87, 0x35, 0x38, 0x56, 0x24, 0x97, 0x0D } }
+{ 0x092c37e8, 0x2806, 0x4ebc, \
+  { 0xb0, 0x4b, 0xe0, 0xbb, 0x62, 0x4c, 0xe0, 0xd4 } }
 
 // Hide the native window systems real window type so as to avoid
 // including native window system types and api's. This is necessary
@@ -1039,6 +1040,10 @@ class nsIWidget : public nsISupports {
      */
     virtual gfxASurface *GetThebesSurface() = 0;
 
+    /**
+     * Return the popup that was last rolled up, or null if there isn't one.
+     */
+    virtual nsIContent* GetLastRollup() = 0;
 
 protected:
     // keep the list of children.  We also keep track of our siblings.