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implemented IsModified() and DiscardEdits()
[wxWidgets.git] / include / wx / x11 / gdiobj.h
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1/////////////////////////////////////////////////////////////////////////////
2// Name: gdiobj.h
3// Purpose: wxGDIObject class: base class for other GDI classes
4// Author: Julian Smart
5// Modified by:
6// Created: 17/09/98
7// RCS-ID: $Id$
8// Copyright: (c) Julian Smart
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#ifndef _WX_GDIOBJ_H_
13#define _WX_GDIOBJ_H_
14
15#include "wx/object.h"
16
12028905 17#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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18#pragma interface "gdiobj.h"
19#endif
20
21class WXDLLEXPORT wxGDIRefData: public wxObjectRefData {
22public:
23 inline wxGDIRefData()
24 {
25 }
26};
27
28#define M_GDIDATA ((wxGDIRefData *)m_refData)
29
30class WXDLLEXPORT wxGDIObject: public wxObject
31{
32 DECLARE_DYNAMIC_CLASS(wxGDIObject)
33public:
34 inline wxGDIObject() { m_visible = FALSE; };
35 inline ~wxGDIObject() {};
36
37 inline bool IsNull() const { return (m_refData == 0); }
38
39 virtual bool GetVisible() { return m_visible; }
40 virtual void SetVisible(bool v) { m_visible = v; }
41
42protected:
43 bool m_visible; // Can a pointer to this object be safely taken?
44 // - only if created within FindOrCreate...
45};
46
47#endif
48// _WX_GDIOBJ_H_