| | 1 | /////////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: wx/msw/custombgwin.h |
| | 3 | // Purpose: wxMSW implementation of wxCustomBackgroundWindow |
| | 4 | // Author: Vadim Zeitlin |
| | 5 | // Created: 2011-10-10 |
| | 6 | // RCS-ID: $Id: wxhead.h,v 1.12 2010-04-22 12:44:51 zeitlin Exp $ |
| | 7 | // Copyright: (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org> |
| | 8 | // Licence: wxWindows licence |
| | 9 | /////////////////////////////////////////////////////////////////////////////// |
| | 10 | |
| | 11 | #ifndef _WX_MSW_CUSTOMBGWIN_H_ |
| | 12 | #define _WX_MSW_CUSTOMBGWIN_H_ |
| | 13 | |
| | 14 | #include "wx/bitmap.h" |
| | 15 | #include "wx/brush.h" |
| | 16 | |
| | 17 | // ---------------------------------------------------------------------------- |
| | 18 | // wxCustomBackgroundWindow |
| | 19 | // ---------------------------------------------------------------------------- |
| | 20 | |
| | 21 | template <class W> |
| | 22 | class wxCustomBackgroundWindow : public W, |
| | 23 | public wxCustomBackgroundWindowBase |
| | 24 | { |
| | 25 | public: |
| | 26 | typedef W BaseWindowClass; |
| | 27 | |
| | 28 | wxCustomBackgroundWindow() { m_backgroundBrush = NULL; } |
| | 29 | |
| | 30 | virtual ~wxCustomBackgroundWindow() { delete m_backgroundBrush; } |
| | 31 | |
| | 32 | protected: |
| | 33 | virtual void DoSetBackgroundBitmap(const wxBitmap& bmp) |
| | 34 | { |
| | 35 | delete m_backgroundBrush; |
| | 36 | m_backgroundBrush = bmp.IsOk() ? new wxBrush(bmp) : NULL; |
| | 37 | |
| | 38 | // Our transparent children should use our background if we have it, |
| | 39 | // otherwise try to restore m_inheritBgCol to some reasonable value: true |
| | 40 | // if we also have non-default background colour or false otherwise. |
| | 41 | BaseWindowClass::m_inheritBgCol = bmp.IsOk() |
| | 42 | || BaseWindowClass::UseBgCol(); |
| | 43 | } |
| | 44 | |
| | 45 | virtual WXHBRUSH MSWGetCustomBgBrush() |
| | 46 | { |
| | 47 | if ( m_backgroundBrush ) |
| | 48 | return (WXHBRUSH)m_backgroundBrush->GetResourceHandle(); |
| | 49 | |
| | 50 | return BaseWindowClass::MSWGetCustomBgBrush(); |
| | 51 | } |
| | 52 | |
| | 53 | wxBrush *m_backgroundBrush; |
| | 54 | |
| | 55 | wxDECLARE_NO_COPY_TEMPLATE_CLASS(wxCustomBackgroundWindow, W); |
| | 56 | }; |
| | 57 | |
| | 58 | #endif // _WX_MSW_CUSTOMBGWIN_H_ |
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