projects / wxWidgets.git / blame
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|---|---|---|
| 99d80019 JS |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/gdiobj.h | |
| 3 | // Purpose: wxGDIObject base header | |
| 4 | // Author: Julian Smart | |
| 5 | // Modified by: | |
| 6 | // Created: | |
| 7 | // Copyright: (c) Julian Smart | |
| 8 | // RCS-ID: $Id$ | |
| 9 | // Licence: wxWindows Licence | |
| 10 | ///////////////////////////////////////////////////////////////////////////// | |
| 11 | ||
| 34138703 JS |
12 | #ifndef _WX_GDIOBJ_H_BASE_ |
| 13 | #define _WX_GDIOBJ_H_BASE_ | |
| c801d85f | 14 | |
| 1de8d512 VZ |
15 | #include "wx/object.h" |
| 16 | ||
| 17 | // ---------------------------------------------------------------------------- | |
| 18 | // wxGDIRefData is the base class for wxXXXData structures which contain the | |
| 19 | // real data for the GDI object and are shared among all wxWin objects sharing | |
| 20 | // the same native GDI object | |
| 21 | // ---------------------------------------------------------------------------- | |
| 22 | ||
| b5dbe15d | 23 | class WXDLLIMPEXP_FWD_CORE wxGDIRefData: public wxObjectRefData { }; |
| 1de8d512 VZ |
24 | |
| 25 | // ---------------------------------------------------------------------------- | |
| 26 | // wxGDIObject | |
| 27 | // ---------------------------------------------------------------------------- | |
| 28 | ||
| 29 | class WXDLLIMPEXP_CORE wxGDIObject: public wxObject | |
| 30 | { | |
| 31 | public: | |
| 32 | bool IsNull() const { return m_refData == NULL; } | |
| 33 | ||
| d9c9196e | 34 | #if defined(__WXMSW__) || defined(__WXPM__) || defined(__WXPALMOS__) |
| 1de8d512 VZ |
35 | // Creates the resource |
| 36 | virtual bool RealizeResource() { return false; } | |
| 37 | ||
| 38 | // Frees the resource | |
| 39 | virtual bool FreeResource(bool WXUNUSED(force) = false) { return false; } | |
| 40 | ||
| 41 | virtual bool IsFree() const { return false; } | |
| 42 | ||
| 43 | // Returns handle. | |
| 44 | virtual WXHANDLE GetResourceHandle() const { return 0; } | |
| d9c9196e | 45 | #endif // defined(__WXMSW__) || defined(__WXPM__) |
| 1de8d512 VZ |
46 | |
| 47 | DECLARE_DYNAMIC_CLASS(wxGDIObject) | |
| 48 | }; | |
| c801d85f KB |
49 | |
| 50 | #endif | |
| 34138703 | 51 | // _WX_GDIOBJ_H_BASE_ |