projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 32b8ec41 | 1 | ///////////////////////////////////////////////////////////////////////////// |
| be437778 | 2 | // Name: wx/mgl/gdiobj.h |
| 32b8ec41 VZ |
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 | ||
| 32b8ec41 VZ |
15 | #include "wx/object.h" // base class |
| 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 | ||
| 23 | class WXDLLEXPORT wxGDIRefData : public wxObjectRefData | |
| 24 | { | |
| 25 | // this class is intentionally left blank | |
| 26 | }; | |
| 27 | ||
| 28 | // ---------------------------------------------------------------------------- | |
| 29 | // wxGDIObject | |
| 30 | // ---------------------------------------------------------------------------- | |
| 31 | ||
| 32 | class WXDLLEXPORT wxGDIObject : public wxObject | |
| 33 | { | |
| 34 | public: | |
| be437778 | 35 | wxGDIObject() { m_visible = false; } |
| 32b8ec41 VZ |
36 | |
| 37 | virtual bool GetVisible() { return m_visible; } | |
| 38 | virtual void SetVisible( bool visible ) { m_visible = visible; } | |
| 39 | ||
| 40 | bool IsNull() const { return (m_refData == 0); } | |
| 41 | ||
| 42 | protected: | |
| 43 | bool m_visible; /* can a pointer to this object be safely taken? | |
| 44 | * - only if created within FindOrCreate... */ | |
| 45 | ||
| 46 | private: | |
| 47 | DECLARE_DYNAMIC_CLASS(wxGDIObject) | |
| 48 | }; | |
| 49 | ||
| 0aa236cd | 50 | #endif // _WX_GDIOBJ_H_ |