45016e1a6b
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3898 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: gdiobj.h
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// Purpose: wxGDIObject class: base class for other GDI classes
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// Author: David Webster
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// Modified by:
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// Created: ??/??/98
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// RCS-ID: $Id$
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// Copyright: (c) David Webster
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_GDIOBJ_H_
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#define _WX_GDIOBJ_H_
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#include "wx/object.h"
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class WXDLLEXPORT wxGDIRefData: public wxObjectRefData
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{
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public:
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inline wxGDIRefData()
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{ }
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};
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#define M_GDIDATA ((wxGDIRefData *)m_refData)
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class WXDLLEXPORT wxGDIObject: public wxObject
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{
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DECLARE_DYNAMIC_CLASS(wxGDIObject)
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public:
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inline wxGDIObject() { m_visible = FALSE; };
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inline ~wxGDIObject() {};
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// Creates the resource
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virtual bool RealizeResource(void) { return FALSE; };
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// Frees the resource
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virtual bool FreeResource(bool WXUNUSED(force) = FALSE) { return FALSE; };
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virtual bool IsFree(void) const { return FALSE; };
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inline bool IsNull() const { return (m_refData == 0); }
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virtual bool GetVisible() { return m_visible; }
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virtual void SetVisible(bool v) { m_visible = v; }
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protected:
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bool m_visible; // Can a pointer to this object be safely taken?
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// - only if created within FindOrCreate...
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};
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#endif
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// _WX_GDIOBJ_H_
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