include/wx/msw/statbmp.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/statbmp.h
   3 // Purpose:     wxStaticBitmap class for wxMSW
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_STATBMP_H_
  13 #define _WX_STATBMP_H_
  14
  15 #include "wx/control.h"
  16 #include "wx/icon.h"
  17 #include "wx/bitmap.h"
  18
  19 extern WXDLLEXPORT_DATA(const wxChar*) wxStaticBitmapNameStr;
  20
  21 // a control showing an icon or a bitmap
  22 class WXDLLEXPORT wxStaticBitmap : public wxStaticBitmapBase
  23 {
  24 public:
  25     wxStaticBitmap() { Init(); }
  26
  27     wxStaticBitmap(wxWindow *parent,
  28                    wxWindowID id,
  29                    const wxGDIImage& label,
  30                    const wxPoint& pos = wxDefaultPosition,
  31                    const wxSize& size = wxDefaultSize,
  32                    long style = 0,
  33                    const wxString& name = wxStaticBitmapNameStr)
  34     {
  35         Init();
  36
  37         Create(parent, id, label, pos, size, style, name);
  38     }
  39
  40     bool Create(wxWindow *parent,
  41                 wxWindowID id,
  42                 const wxGDIImage& label,
  43                 const wxPoint& pos = wxDefaultPosition,
  44                 const wxSize& size = wxDefaultSize,
  45                 long style = 0,
  46                 const wxString& name = wxStaticBitmapNameStr);
  47
  48     virtual ~wxStaticBitmap() { Free(); }
  49
  50     virtual void SetIcon(const wxIcon& icon) { SetImage(&icon); }
  51     virtual void SetBitmap(const wxBitmap& bitmap) { SetImage(&bitmap); }
  52
  53     // assert failure is provoked by an attempt to get an icon from bitmap or
  54     // vice versa
  55     wxIcon GetIcon() const
  56     {
  57         wxASSERT_MSG( m_isIcon, _T("no icon in this wxStaticBitmap") );
  58
  59         return *(wxIcon *)m_image;
  60     }
  61
  62     wxBitmap GetBitmap() const
  63     {
  64         wxASSERT_MSG( !m_isIcon, _T("no bitmap in this wxStaticBitmap") );
  65
  66         return *(wxBitmap *)m_image;
  67     }
  68
  69     // implementation only from now on
  70     // -------------------------------
  71
  72 protected:
  73     virtual wxBorder GetDefaultBorder() const;
  74     virtual wxSize DoGetBestSize() const;
  75     virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
  76
  77     // ctor/dtor helpers
  78     void Init() { m_isIcon = true; m_image = NULL; }
  79     void Free();
  80
  81     // true if icon/bitmap is valid
  82     bool ImageIsOk() const;
  83
  84     void SetImage(const wxGDIImage* image);
  85     void SetImageNoCopy( wxGDIImage* image );
  86
  87     // we can have either an icon or a bitmap
  88     bool m_isIcon;
  89     wxGDIImage *m_image;
  90
  91 private:
  92     DECLARE_DYNAMIC_CLASS(wxStaticBitmap)
  93     DECLARE_NO_COPY_CLASS(wxStaticBitmap)
  94 };
  95
  96 #endif
  97     // _WX_STATBMP_H_