fixes #12220

[wxWidgets.git] / src / msw / combo.cpp

diff --git a/src/msw/combo.cpp b/src/msw/combo.cpp
index 109c74cbd344675235324d35c46037a5afc3a6cb..1e59def4d8714cd8fac1cc11bcbf2bc3f5624762 100644 (file)
--- a/src/msw/combo.cpp
+++ b/src/msw/combo.cpp
@@ -187,7 +187,7 @@ bool wxComboCtrl::Create(wxWindow *parent,
                            pos,
                            size,
                            style | wxFULL_REPAINT_ON_RESIZE,
-                           wxDefaultValidator,
+                           validator,
                            name) )
         return false;
 
@@ -202,15 +202,18 @@ bool wxComboCtrl::Create(wxWindow *parent,
     if ( style & wxCC_STD_BUTTON )
         m_iFlags |= wxCC_POPUP_ON_MOUSE_UP;
 
+    // Prepare background for double-buffering or better background theme
+    // support, whichever is possible.
+    SetDoubleBuffered(true);
+    if ( !IsDoubleBuffered() )
+        SetBackgroundStyle( wxBG_STYLE_PAINT );
+
     // Create textctrl, if necessary
-    CreateTextCtrl( wxNO_BORDER, validator );
+    CreateTextCtrl( wxNO_BORDER );
 
     // Add keyboard input handlers for main control and textctrl
     InstallInputHandlers();
 
-    // Prepare background for double-buffering
-    SetBackgroundStyle( wxBG_STYLE_CUSTOM );
-
     // SetInitialSize should be called last
     SetInitialSize(size);
 
@@ -434,7 +437,8 @@ void wxComboCtrl::OnPaintEvent( wxPaintEvent& WXUNUSED(event) )
     // TODO: Convert drawing in this function to Windows API Code
 
     wxSize sz = GetClientSize();
-    wxAutoBufferedPaintDC dc(this);
+    wxDC* dcPtr = wxAutoBufferedPaintDCFactory(this);
+    wxDC& dc = *dcPtr;
 
     const wxRect& rectButton = m_btnArea;
     wxRect rectTextField = m_tcArea;
@@ -640,6 +644,8 @@ void wxComboCtrl::OnPaintEvent( wxPaintEvent& WXUNUSED(event) )
         else
             wxComboPopup::DefaultPaintComboControl(this,dc,rectTextField);
     }
+
+    delete dcPtr;
 }
 
 void wxComboCtrl::OnMouseEvent( wxMouseEvent& event )