X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fda62793585ef3ebaa8823be7c1a3e3538e5349a..045517bea5792405b555f9c959d3d8790af1dfe4:/src/msw/combo.cpp

diff --git a/src/msw/combo.cpp b/src/msw/combo.cpp
index b85366b78c..51bad16e5c 100644
--- a/src/msw/combo.cpp
+++ b/src/msw/combo.cpp
@@ -117,9 +117,6 @@
 #define NATIVE_TEXT_INDENT_XP       4
 #define NATIVE_TEXT_INDENT_CLASSIC  2
 
-#define TEXTCTRLYADJUST_XP          3
-#define TEXTCTRLYADJUST_CLASSIC     3
-
 #define COMBOBOX_ANIMATION_RESOLUTION   10
 
 #define COMBOBOX_ANIMATION_DURATION     200  // In milliseconds
@@ -202,15 +199,18 @@ 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 );
 
     // 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);
 
@@ -226,26 +226,13 @@ void wxComboCtrl::OnResize()
     //
     // Recalculates button and textctrl areas
 
-    int textCtrlYAdjust;
-
-#if wxUSE_UXTHEME
-    if ( wxUxThemeEngine::GetIfActive() )
-    {
-        textCtrlYAdjust = TEXTCTRLYADJUST_XP;
-    }
-    else
-#endif
-    {
-        textCtrlYAdjust = TEXTCTRLYADJUST_CLASSIC;
-    }
-
     // Technically Classic Windows style combo has more narrow button,
     // but the native renderer doesn't paint it well like that.
     int btnWidth = 17;
     CalculateAreas(btnWidth);
 
     // Position textctrl using standard routine
-    PositionTextCtrl(0, textCtrlYAdjust);
+    PositionTextCtrl();
 }
 
 // Draws non-XP GUI dotted line around the focus area
@@ -307,7 +294,7 @@ wxComboCtrl::PrepareBackground( wxDC& dc, const wxRect& rect, int flags ) const
     if ( !(flags & wxCONTROL_ISSUBMENU) )
     {
         // Drawing control
-        isEnabled = IsEnabled();
+        isEnabled = IsThisEnabled();
         doDrawFocusRect = ShouldDrawFocus();
 
 #if wxUSE_UXTHEME
@@ -434,14 +421,15 @@ 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;
     wxColour bgCol = GetBackgroundColour();
 
 #if wxUSE_UXTHEME
-    const bool isEnabled = IsEnabled();
+    const bool isEnabled = IsThisEnabled();
 
     wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
     HDC hDc = GetHdcOf(*impl);
@@ -640,6 +628,8 @@ void wxComboCtrl::OnPaintEvent( wxPaintEvent& WXUNUSED(event) )
         else
             wxComboPopup::DefaultPaintComboControl(this,dc,rectTextField);
     }
+
+    delete dcPtr;
 }
 
 void wxComboCtrl::OnMouseEvent( wxMouseEvent& event )