wxMemoryDC constructor now optionally accepts a wxBitmap parameter,

calling SelectObject itself if a valid bitmap is passed.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41989 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/x11/dcmemory.cpp

@@ -23,7 +23,8 @@
 
 IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxWindowDC)
 
-wxMemoryDC::wxMemoryDC() : wxWindowDC()
+wxMemoryDC::wxMemoryDC( const wxBitmap& bitmap )
+    : wxWindowDC()
 {
     m_ok = false;
 
@@ -31,6 +32,9 @@ wxMemoryDC::wxMemoryDC() : wxWindowDC()
 
     int screen = DefaultScreen( wxGlobalDisplay() );
     m_cmap = (WXColormap) DefaultColormap( wxGlobalDisplay(), screen );
+
+    if ( bitmap.IsOk() )
+        SelectObject(bitmap);
 }
 
 wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) )