58 lines
1.9 KiB
C++
58 lines
1.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/msw/custombgwin.h
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// Purpose: wxMSW implementation of wxCustomBackgroundWindow
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// Author: Vadim Zeitlin
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// Created: 2011-10-10
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// Copyright: (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_MSW_CUSTOMBGWIN_H_
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#define _WX_MSW_CUSTOMBGWIN_H_
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#include "wx/bitmap.h"
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#include "wx/brush.h"
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// ----------------------------------------------------------------------------
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// wxCustomBackgroundWindow
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// ----------------------------------------------------------------------------
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template <class W>
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class wxCustomBackgroundWindow : public W,
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public wxCustomBackgroundWindowBase
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{
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public:
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typedef W BaseWindowClass;
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wxCustomBackgroundWindow() { m_backgroundBrush = NULL; }
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virtual ~wxCustomBackgroundWindow() { delete m_backgroundBrush; }
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protected:
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virtual void DoSetBackgroundBitmap(const wxBitmap& bmp) wxOVERRIDE
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{
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delete m_backgroundBrush;
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m_backgroundBrush = bmp.IsOk() ? new wxBrush(bmp) : NULL;
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// Our transparent children should use our background if we have it,
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// otherwise try to restore m_inheritBgCol to some reasonable value: true
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// if we also have non-default background colour or false otherwise.
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BaseWindowClass::m_inheritBgCol = bmp.IsOk()
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|| BaseWindowClass::UseBgCol();
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}
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virtual WXHBRUSH MSWGetCustomBgBrush() wxOVERRIDE
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{
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if ( m_backgroundBrush )
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return (WXHBRUSH)m_backgroundBrush->GetResourceHandle();
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return BaseWindowClass::MSWGetCustomBgBrush();
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}
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wxBrush *m_backgroundBrush;
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wxDECLARE_NO_COPY_TEMPLATE_CLASS(wxCustomBackgroundWindow, W);
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};
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#endif // _WX_MSW_CUSTOMBGWIN_H_
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