}
else // scroll the window
{
+ // Avoid scrolling visible parts of the screen on Mac
+#ifdef __WXMAC__
+ if (m_physicalScrolling && m_targetWindow->IsShownOnScreen())
+#else
if ( m_physicalScrolling )
+#endif
{
wxCoord dx = 0,
dy = GetUnitsSize(GetVisibleBegin(), unitFirstOld);