X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a4294b7832a5aed3c1cccc06aecd227d43da8830..a5e13868ca700aa39bae26b8fb13c640f466d9f0:/src/motif/dcclient.cpp

diff --git a/src/motif/dcclient.cpp b/src/motif/dcclient.cpp
index 8054aec456..6ab2bd156a 100644
--- a/src/motif/dcclient.cpp
+++ b/src/motif/dcclient.cpp
@@ -1855,7 +1855,9 @@ void wxWindowDC::SetBackground( const wxBrush &brush )
 
   int pixel = m_backgroundBrush.GetColour().AllocColour(m_display);
 
-  XSetWindowBackground ((Display*) m_display, (Pixmap) m_pixmap, pixel);
+  // XSetWindowBackground doesn't work for non-Window pixmaps
+  if (!this->IsKindOf(CLASSINFO(wxMemoryDC)))
+      XSetWindowBackground ((Display*) m_display, (Pixmap) m_pixmap, pixel);
 
   // Necessary for ::DrawIcon, which use fg/bg pixel or the GC.
   // And Blit,... (Any fct that use XCopyPlane, in fact.)