]>
Commit | Line | Data |
---|---|---|
0e320a79 DW |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: gdiobj.h | |
3 | // Purpose: wxGDIObject class: base class for other GDI classes | |
0371a691 | 4 | // Author: David Webster |
0e320a79 DW |
5 | // Modified by: |
6 | // Created: ??/??/98 | |
7 | // RCS-ID: $Id$ | |
0371a691 | 8 | // Copyright: (c) David Webster |
65571936 | 9 | // Licence: wxWindows licence |
0e320a79 DW |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
12 | #ifndef _WX_GDIOBJ_H_ | |
13 | #define _WX_GDIOBJ_H_ | |
14 | ||
15 | #include "wx/object.h" | |
16 | ||
45016e1a DW |
17 | class WXDLLEXPORT wxGDIRefData: public wxObjectRefData |
18 | { | |
0e320a79 DW |
19 | public: |
20 | inline wxGDIRefData() | |
45016e1a | 21 | { } |
0e320a79 DW |
22 | }; |
23 | ||
24 | #define M_GDIDATA ((wxGDIRefData *)m_refData) | |
25 | ||
26 | class WXDLLEXPORT wxGDIObject: public wxObject | |
27 | { | |
28 | DECLARE_DYNAMIC_CLASS(wxGDIObject) | |
29 | public: | |
30 | inline wxGDIObject() { m_visible = FALSE; }; | |
31 | inline ~wxGDIObject() {}; | |
32 | ||
0371a691 DW |
33 | // Creates the resource |
34 | virtual bool RealizeResource(void) { return FALSE; }; | |
35 | ||
36 | // Frees the resource | |
37 | virtual bool FreeResource(bool WXUNUSED(force) = FALSE) { return FALSE; }; | |
38 | ||
39 | virtual bool IsFree(void) const { return FALSE; }; | |
40 | ||
0e320a79 DW |
41 | inline bool IsNull() const { return (m_refData == 0); } |
42 | ||
43 | virtual bool GetVisible() { return m_visible; } | |
44 | virtual void SetVisible(bool v) { m_visible = v; } | |
45 | ||
46 | protected: | |
47 | bool m_visible; // Can a pointer to this object be safely taken? | |
48 | // - only if created within FindOrCreate... | |
49 | }; | |
50 | ||
51 | #endif | |
52 | // _WX_GDIOBJ_H_ |