1. buttons now generate double click events

2. double clicking in the tree ctrl generates an activate event
3. bug with hidden listbox mysteriously being shown fixed
4. tried to adjust the checkbox size


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7364 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/window.cpp

@@ -1624,7 +1624,10 @@ bool wxWindow::MSWProcessMessage(WXMSG* pMsg)
 #endif // 0
 
         if ( ::IsDialogMessage(GetHwnd(), msg) )
+        {
+            // IsDialogMessage() did something...
             return TRUE;
+        }
     }
 
 #if wxUSE_TOOLTIPS
@@ -2435,8 +2438,6 @@ bool wxWindow::HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
         if ( child->MSWOnNotify(idCtrl, lParam, result) )
         {
             return TRUE;
-
-            break;
         }
 
         node = node->GetNext();