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3f364be8 VZ |
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 | |
8 | // Licence: wxWindows license | |
9 | /////////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | #ifndef _WX_GTK_DATAOBJ2_H_ | |
12 | #define _WX_GTK_DATAOBJ2_H_ | |
13 | ||
14 | #ifdef __GNUG__ | |
15 | #pragma interface "dataobj.h" | |
16 | #endif | |
17 | ||
18 | // ---------------------------------------------------------------------------- | |
19 | // wxBitmapDataObject is a specialization of wxDataObject for bitmaps | |
20 | // ---------------------------------------------------------------------------- | |
21 | ||
22 | class wxBitmapDataObject : public wxBitmapDataObjectBase | |
23 | { | |
24 | public: | |
25 | // ctors | |
26 | wxBitmapDataObject(); | |
27 | wxBitmapDataObject(const wxBitmap& bitmap); | |
28 | ||
29 | // destr | |
30 | ~wxBitmapDataObject(); | |
31 | ||
32 | // override base class virtual to update PNG data too | |
33 | virtual void SetBitmap(const wxBitmap& bitmap); | |
34 | ||
3f364be8 VZ |
35 | // implement base class pure virtuals |
36 | // ---------------------------------- | |
37 | ||
38 | virtual size_t GetDataSize() const { return m_pngSize; } | |
39 | virtual bool GetDataHere(void *buf) const; | |
40 | virtual bool SetData(size_t len, const void *buf); | |
41 | ||
42 | protected: | |
43 | void Init() { m_pngData = (void *)NULL; m_pngSize = 0; } | |
44 | void Clear() { free(m_pngData); } | |
45 | void ClearAll() { Clear(); Init(); } | |
46 | ||
3f364be8 VZ |
47 | size_t m_pngSize; |
48 | void *m_pngData; | |
49 | ||
50 | void DoConvertToPng(); | |
b02da6b1 VZ |
51 | |
52 | private: | |
53 | // virtual function hiding supression | |
54 | size_t GetDataSize(const wxDataFormat& format) const | |
55 | { return(wxDataObjectSimple::GetDataSize(format)); } | |
56 | bool GetDataHere(const wxDataFormat& format, void* pBuf) const | |
57 | { return(wxDataObjectSimple::GetDataHere(format, pBuf)); } | |
58 | bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf) | |
59 | { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); } | |
3f364be8 VZ |
60 | }; |
61 | ||
62 | // ---------------------------------------------------------------------------- | |
63 | // wxFileDataObject is a specialization of wxDataObject for file names | |
64 | // ---------------------------------------------------------------------------- | |
65 | ||
66 | class wxFileDataObject : public wxFileDataObjectBase | |
67 | { | |
68 | public: | |
69 | // implement base class pure virtuals | |
70 | // ---------------------------------- | |
71 | ||
b068c4e8 RR |
72 | void AddFile( const wxString &filename ); |
73 | ||
3f364be8 VZ |
74 | virtual size_t GetDataSize() const; |
75 | virtual bool GetDataHere(void *buf) const; | |
76 | virtual bool SetData(size_t len, const void *buf); | |
b02da6b1 VZ |
77 | |
78 | private: | |
79 | // virtual function hiding supression | |
80 | size_t GetDataSize(const wxDataFormat& format) const | |
81 | { return(wxDataObjectSimple::GetDataSize(format)); } | |
82 | bool GetDataHere(const wxDataFormat& format, void* pBuf) const | |
83 | { return(wxDataObjectSimple::GetDataHere(format, pBuf)); } | |
84 | bool SetData(const wxDataFormat& format, size_t nLen, const void* pBuf) | |
85 | { return(wxDataObjectSimple::SetData(format, nLen, pBuf)); } | |
3f364be8 VZ |
86 | }; |
87 | ||
88 | #endif // _WX_GTK_DATAOBJ2_H_ | |
89 |