applied workaround patch to get rid of crashes in wxrcedit on MSW

[wxWidgets.git] / src / mac / window.cpp

diff --git a/src/mac/window.cpp b/src/mac/window.cpp
index 7acae31b6c51e62dabbf9bf88a88851e8003f7dc..48ac3429cf94573b01e0f0a926d91823f706f337 100644 (file)
--- a/src/mac/window.cpp
+++ b/src/mac/window.cpp
@@ -413,11 +413,19 @@ void wxWindow::MacRootWindowToClient( int *x , int *y ) const
 
 bool wxWindow::SetCursor(const wxCursor& cursor)
 {
-   if ( !wxWindowBase::SetCursor(cursor) )
-   {
-       // no change
+    if (m_cursor == cursor)
        return FALSE;
-   }
+
+    if (wxNullCursor == cursor)
+    {
+       if ( ! wxWindowBase::SetCursor( *wxSTANDARD_CURSOR ) )
+        return FALSE ;
+    }
+    else
+    {
+       if ( ! wxWindowBase::SetCursor( cursor ) )
+        return FALSE ;
+    }
 
   wxASSERT_MSG( m_cursor.Ok(),
                   wxT("cursor must be valid after call to the base version"));
@@ -432,7 +440,7 @@ bool wxWindow::SetCursor(const wxCursor& cursor)
   {
        if ( mouseWin == this && !wxIsBusy() )
        {
-               cursor.MacInstall() ;
+               m_cursor.MacInstall() ;
        }
   }
 
@@ -1847,8 +1855,11 @@ void wxWindow::MacRedraw( RgnHandle updatergn , long time)
                        // eventually test for transparent windows
                        if ( child->GetMacRootWindow() == window && child->IsShown() )
                        {
-                           SetRectRgn( childarea , child->m_x , child->m_y , child->m_x + child->m_width ,  child->m_y + child->m_height ) ;
-                           DiffRgn( ownUpdateRgn , childarea , ownUpdateRgn ) ;
+                           if ( !child->IsKindOf( CLASSINFO( wxNotebook ) ) && !child->IsKindOf( CLASSINFO( wxTabCtrl ) ) )
+                           {
+                               SetRectRgn( childarea , child->m_x , child->m_y , child->m_x + child->m_width ,  child->m_y + child->m_height ) ;
+                               DiffRgn( ownUpdateRgn , childarea , ownUpdateRgn ) ;
+                           }
                        }
                }               
                DisposeRgn( childarea ) ;