fixed event dispatcher code

widget/src/motif/nsAppShell.cpp

@@ -27,6 +27,10 @@
 NS_DEFINE_IID(kIAppShellIID, NS_IAPPSHELL_IID);
 NS_IMPL_ISUPPORTS(nsAppShell,kIAppShellIID);
 
+void nsAppShell::SetDispatchListener(nsDispatchListener* aDispatchListener)
+{
+  mDispatchListener = aDispatchListener;
+}
 
 //-------------------------------------------------------------------------
 //
@@ -73,6 +77,7 @@ void nsAppShell::Exit()
 //-------------------------------------------------------------------------
 nsAppShell::nsAppShell()
 { 
+  mDispatchListener = 0;
 }
 
 //-------------------------------------------------------------------------

widget/src/motif/nsAppShell.h

@@ -30,8 +30,9 @@
 class nsAppShell : public nsIAppShell
 {
   private:
-    Widget       mTopLevel;
-    XtAppContext mAppContext;
+    Widget              mTopLevel;
+    XtAppContext        mAppContext;
+    nsDispatchListener* mDispatchListener;
 
   public:
     nsAppShell();
@@ -45,6 +46,8 @@ class nsAppShell : public nsIAppShell
     virtual nsresult        Run(); 
     virtual void            Exit();
 
+    virtual void            SetDispatchListener(nsDispatchListener* aDispatchListener);
+
     virtual void* GetNativeData(PRUint32 aDataType);
 
 };