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To have better support for themed and custom backgrounds for wxMSW wxComboCtrl, use WS_EX_COMPOSITED and wxBG_STYLE_ERASE instead of custom double-buffering (when made possible by the OS version)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67276 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Jaakko Salli 2011-03-22 09:56:40 +00:00
parent 3e4e0908a7
commit 9cb80f3fa3
2 changed files with 12 additions and 4 deletions
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2
include/wx/msw/combo.h
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@ -94,6 +94,8 @@ protected:
void OnPaintEvent( wxPaintEvent& event );
void OnMouseEvent( wxMouseEvent& event );
virtual bool HasTransparentBackground() { return IsDoubleBuffered(); }
private:
void Init();

14
src/msw/combo.cpp
View File

@ -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 );
// 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 )