projects / wxWidgets.git / blame
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|---|---|---|
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1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: gtk/dataobj2.h | |
| 3 | // Purpose: declaration of standard wxDataObjectSimple-derived classes | |
| 4 | // Author: Robert Roebling | |
| 5 | // Created: 19.10.99 (extracted from gtk/dataobj.h) | |
| 6 | // RCS-ID: $Id$ | |
| 7 | // Copyright: (c) 1998, 1999 Vadim Zeitlin, Robert Roebling | |
| 65571936 | 8 | // Licence: wxWindows licence |
| 3f364be8 VZ |
9 | /////////////////////////////////////////////////////////////////////////////// |
| 10 | ||
| 11 | #ifndef _WX_GTK_DATAOBJ2_H_ | |
| 12 | #define _WX_GTK_DATAOBJ2_H_ | |
| 13 | ||
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14 | // ---------------------------------------------------------------------------- |
| 15 | // wxBitmapDataObject is a specialization of wxDataObject for bitmaps | |
| 16 | // ---------------------------------------------------------------------------- | |
| 17 | ||
| 20123d49 | 18 | class WXDLLIMPEXP_CORE wxBitmapDataObject : public wxBitmapDataObjectBase |
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19 | { |
| 20 | public: | |
| 21 | // ctors | |
| 22 | wxBitmapDataObject(); | |
| 23 | wxBitmapDataObject(const wxBitmap& bitmap); | |
| 24 | ||
| 25 | // destr | |
| 26 | ~wxBitmapDataObject(); | |
| 27 | ||
| 28 | // override base class virtual to update PNG data too | |
| 29 | virtual void SetBitmap(const wxBitmap& bitmap); | |
| 30 | ||
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31 | // implement base class pure virtuals |
| 32 | // ---------------------------------- | |
| 33 | ||
| 34 | virtual size_t GetDataSize() const { return m_pngSize; } | |
| 35 | virtual bool GetDataHere(void *buf) const; | |
| 36 | virtual bool SetData(size_t len, const void *buf); | |
| 37 | ||
| 38 | protected: | |
| 39 | void Init() { m_pngData = (void *)NULL; m_pngSize = 0; } | |
| 40 | void Clear() { free(m_pngData); } | |
| 41 | void ClearAll() { Clear(); Init(); } | |
| 42 | ||
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43 | size_t m_pngSize; |
| 44 | void *m_pngData; | |
| 45 | ||
| 46 | void DoConvertToPng(); | |
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47 | |
| 48 | private: | |
| 49 | // virtual function hiding supression | |
| 50 | size_t GetDataSize(const wxDataFormat& format) const | |
| 51 | { return(wxDataObjectSimple::GetDataSize(format)); } | |
| 52 | bool GetDataHere(const wxDataFormat& format, void* pBuf) const | |
| 53 | { return(wxDataObjectSimple::GetDataHere(format, pBuf)); } | |
| 54 | bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf) | |
| 55 | { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); } | |
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56 | }; |
| 57 | ||
| 58 | // ---------------------------------------------------------------------------- | |
| 59 | // wxFileDataObject is a specialization of wxDataObject for file names | |
| 60 | // ---------------------------------------------------------------------------- | |
| 61 | ||
| 20123d49 | 62 | class WXDLLIMPEXP_CORE wxFileDataObject : public wxFileDataObjectBase |
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63 | { |
| 64 | public: | |
| 65 | // implement base class pure virtuals | |
| 66 | // ---------------------------------- | |
| 67 | ||
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68 | void AddFile( const wxString &filename ); |
| 69 | ||
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70 | virtual size_t GetDataSize() const; |
| 71 | virtual bool GetDataHere(void *buf) const; | |
| 72 | virtual bool SetData(size_t len, const void *buf); | |
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73 | |
| 74 | private: | |
| 75 | // virtual function hiding supression | |
| 76 | size_t GetDataSize(const wxDataFormat& format) const | |
| 77 | { return(wxDataObjectSimple::GetDataSize(format)); } | |
| 78 | bool GetDataHere(const wxDataFormat& format, void* pBuf) const | |
| 79 | { return(wxDataObjectSimple::GetDataHere(format, pBuf)); } | |
| 80 | bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf) | |
| 81 | { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); } | |
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82 | }; |
| 83 | ||
| 84 | #endif // _WX_GTK_DATAOBJ2_H_ | |
| 85 |