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[wxWidgets.git] / include / wx / os2 / statbmp.h

/////////////////////////////////////////////////////////////////////////////
// Name:        wx/os2/statbmp.h
// Purpose:     wxStaticBitmap class
// Author:      David Webster
// Modified by:
// Created:     11/27/99
// RCS-ID:      $Id$
// Copyright:   (c) David Webster
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_STATBMP_H_
#define _WX_STATBMP_H_

#include "wx/control.h"
#include "wx/icon.h"

class WXDLLIMPEXP_CORE wxStaticBitmap : public wxStaticBitmapBase
{
 public:
    inline wxStaticBitmap() { Init(); }

    inline wxStaticBitmap( wxWindow*         pParent
                          ,wxWindowID        nId
                          ,const wxGDIImage& rLabel
                          ,const wxPoint&    rPos = wxDefaultPosition
                          ,const wxSize&     rSize = wxDefaultSize
                          ,long              lStyle = 0
                          ,const wxString&   rName = wxStaticBitmapNameStr
                         )
    {
        Create(pParent, nId, rLabel, rPos, rSize, lStyle, rName);
    }

    bool Create( wxWindow*         pParent
                ,wxWindowID        nId
                ,const wxGDIImage& rLabel
                ,const wxPoint&    rPos = wxDefaultPosition
                ,const wxSize&     rSize = wxDefaultSize
                ,long              lStyle = 0
                ,const wxString&   rName = wxStaticBitmapNameStr
               );
    inline virtual ~wxStaticBitmap() { Free(); }

    virtual void SetIcon(const wxIcon& rIcon) { SetImage(rIcon); }
    virtual void SetBitmap(const wxBitmap& rBitmap) { SetImage(rBitmap); }

    // assert failure is provoked by an attempt to get an icon from bitmap or
    // vice versa
    wxIcon GetIcon() const
      { wxASSERT( m_bIsIcon ); return *(wxIcon *)m_pImage; }
    wxBitmap GetBitmap() const
      { wxASSERT( !m_bIsIcon ); return *(wxBitmap *)m_pImage; }

    // overridden base class virtuals
    virtual bool AcceptsFocus() const { return FALSE; }
    virtual MRESULT OS2WindowProc( WXUINT   uMsg
                                  ,WXWPARAM wParam
                                  ,WXLPARAM lParam
                                 );
    void OnPaint(wxPaintEvent& rEvent);

protected:
    virtual wxSize DoGetBestSize() const;

    void Init() { m_bIsIcon = TRUE; m_pImage = NULL; }
    void Free();

    // TRUE if icon/bitmap is valid
    bool ImageIsOk() const;

    void SetImage(const wxGDIImage& rImage);

    // we can have either an icon or a bitmap
    bool                            m_bIsIcon;
    wxGDIImage*                     m_pImage;
private:
    DECLARE_DYNAMIC_CLASS(wxStaticBitmap)
    DECLARE_EVENT_TABLE()
}; // end of wxStaticBitmap

#endif
    // _WX_STATBMP_H_