projects / wxWidgets.git / blame
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|---|---|---|
| 32b8ec41 VZ |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/msw/gdiobj.h | |
| 3 | // Purpose: wxGDIObject class: base class for other GDI classes | |
| 4 | // Author: Julian Smart | |
| 5 | // Modified by: | |
| 6 | // Created: 01/02/97 | |
| 7 | // RCS-ID: $Id$ | |
| 8 | // Copyright: (c) Julian Smart | |
| 65571936 | 9 | // Licence: wxWindows licence |
| 32b8ec41 VZ |
10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | ||
| 12 | #ifndef _WX_GDIOBJ_H_ | |
| 13 | #define _WX_GDIOBJ_H_ | |
| 14 | ||
| 12028905 | 15 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) |
| 32b8ec41 VZ |
16 | #pragma interface "gdiobj.h" |
| 17 | #endif | |
| 18 | ||
| 19 | #include "wx/object.h" // base class | |
| 20 | ||
| 21 | // ---------------------------------------------------------------------------- | |
| 22 | // wxGDIRefData is the base class for wxXXXData structures which contain the | |
| 23 | // real data for the GDI object and are shared among all wxWin objects sharing | |
| 24 | // the same native GDI object | |
| 25 | // ---------------------------------------------------------------------------- | |
| 26 | ||
| 27 | class WXDLLEXPORT wxGDIRefData : public wxObjectRefData | |
| 28 | { | |
| 29 | // this class is intentionally left blank | |
| 30 | }; | |
| 31 | ||
| 32 | // ---------------------------------------------------------------------------- | |
| 33 | // wxGDIObject | |
| 34 | // ---------------------------------------------------------------------------- | |
| 35 | ||
| 36 | class WXDLLEXPORT wxGDIObject : public wxObject | |
| 37 | { | |
| 38 | public: | |
| 0aa236cd | 39 | wxGDIObject() { m_visible = FALSE; } |
| 32b8ec41 VZ |
40 | |
| 41 | virtual bool GetVisible() { return m_visible; } | |
| 42 | virtual void SetVisible( bool visible ) { m_visible = visible; } | |
| 43 | ||
| 44 | bool IsNull() const { return (m_refData == 0); } | |
| 45 | ||
| 46 | protected: | |
| 47 | bool m_visible; /* can a pointer to this object be safely taken? | |
| 48 | * - only if created within FindOrCreate... */ | |
| 49 | ||
| 50 | private: | |
| 51 | DECLARE_DYNAMIC_CLASS(wxGDIObject) | |
| 52 | }; | |
| 53 | ||
| 0aa236cd | 54 | #endif // _WX_GDIOBJ_H_ |