| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: mac/dataobj2.h |
| 3 | // Purpose: declaration of standard wxDataObjectSimple-derived classes |
| 4 | // Author: Stefan Csomor (adapted from Robert Roebling's gtk port |
| 5 | // Modified by: |
| 6 | // Created: 10/21/99 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 1998, 1999 Vadim Zeitlin, Robert Roebling |
| 9 | // Licence: wxWindows licence |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifndef _WX_MAC_DATAOBJ2_H_ |
| 13 | #define _WX_MAC_DATAOBJ2_H_ |
| 14 | |
| 15 | #ifdef __GNUG__ |
| 16 | #pragma interface "dataobj.h" |
| 17 | #endif |
| 18 | |
| 19 | // ---------------------------------------------------------------------------- |
| 20 | // wxBitmapDataObject is a specialization of wxDataObject for bitmaps |
| 21 | // ---------------------------------------------------------------------------- |
| 22 | |
| 23 | class wxBitmapDataObject : public wxBitmapDataObjectBase |
| 24 | { |
| 25 | public: |
| 26 | // ctors |
| 27 | wxBitmapDataObject(); |
| 28 | wxBitmapDataObject(const wxBitmap& bitmap); |
| 29 | |
| 30 | // destr |
| 31 | ~wxBitmapDataObject(); |
| 32 | |
| 33 | // override base class virtual to update PNG data too |
| 34 | virtual void SetBitmap(const wxBitmap& bitmap); |
| 35 | |
| 36 | // implement base class pure virtuals |
| 37 | // ---------------------------------- |
| 38 | |
| 39 | virtual size_t GetDataSize() const { return m_pngSize; } |
| 40 | virtual bool GetDataHere(void *buf) const; |
| 41 | virtual bool SetData(size_t len, const void *buf); |
| 42 | |
| 43 | protected: |
| 44 | void Init() { m_pngData = (void *)NULL; m_pngSize = 0; } |
| 45 | void Clear() { free(m_pngData); } |
| 46 | void ClearAll() { Clear(); Init(); } |
| 47 | |
| 48 | size_t m_pngSize; |
| 49 | void *m_pngData; |
| 50 | |
| 51 | void DoConvertToPng(); |
| 52 | |
| 53 | private: |
| 54 | // Virtual function hiding supression |
| 55 | size_t GetDataSize(const wxDataFormat& rFormat) const |
| 56 | { return(wxDataObjectSimple::GetDataSize(rFormat)); } |
| 57 | bool GetDataHere(const wxDataFormat& rFormat, void* pBuf) const |
| 58 | { return(wxDataObjectSimple::GetDataHere(rFormat, pBuf)); } |
| 59 | bool SetData(const wxDataFormat& rFormat, size_t nLen, const void* pBuf) |
| 60 | { return(wxDataObjectSimple::SetData(rFormat, nLen, pBuf)); } |
| 61 | }; |
| 62 | |
| 63 | // ---------------------------------------------------------------------------- |
| 64 | // wxFileDataObject is a specialization of wxDataObject for file names |
| 65 | // ---------------------------------------------------------------------------- |
| 66 | |
| 67 | class wxFileDataObject : public wxFileDataObjectBase |
| 68 | { |
| 69 | public: |
| 70 | // implement base class pure virtuals |
| 71 | // ---------------------------------- |
| 72 | |
| 73 | void AddFile( const wxString &filename ); |
| 74 | |
| 75 | virtual size_t GetDataSize() const; |
| 76 | virtual bool GetDataHere(void *buf) const; |
| 77 | virtual bool SetData(size_t len, const void *buf); |
| 78 | |
| 79 | private: |
| 80 | // Virtual function hiding supression |
| 81 | size_t GetDataSize(const wxDataFormat& rFormat) const |
| 82 | { return(wxDataObjectSimple::GetDataSize(rFormat)); } |
| 83 | bool GetDataHere(const wxDataFormat& rFormat, void* pBuf) const |
| 84 | { return(wxDataObjectSimple::GetDataHere(rFormat, pBuf)); } |
| 85 | bool SetData(const wxDataFormat& rFormat, size_t nLen, const void* pBuf) |
| 86 | { return(wxDataObjectSimple::SetData(rFormat, nLen, pBuf)); } |
| 87 | }; |
| 88 | |
| 89 | #endif // _WX_MAC_DATAOBJ2_H_ |
| 90 | |