include/wx/palmos/statbmp.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/palmos/statbmp.h
   3 // Purpose:     wxStaticBitmap class for Palm OS
   4 // Author:      William Osborne - minimal working wxPalmOS port
   5 // Modified by:
   6 // Created:     10/13/04
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) William Osborne
   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 WXDLLIMPEXP_DATA_CORE(extern const wxChar) wxStaticBitmapNameStr[];
  20
  21 // a control showing an icon or a bitmap
  22 class WXDLLIMPEXP_CORE 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     // implement base class virtuals
  73     virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
  74
  75 protected:
  76     virtual wxBorder GetDefaultBorder() const;
  77     virtual wxSize DoGetBestSize() const;
  78     virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const;
  79
  80     // ctor/dtor helpers
  81     void Init() { m_isIcon = TRUE; m_image = NULL; }
  82     void Free();
  83
  84     // TRUE if icon/bitmap is valid
  85     bool ImageIsOk() const;
  86
  87     void SetImage(const wxGDIImage* image);
  88     void SetImageNoCopy( wxGDIImage* image );
  89
  90     // we can have either an icon or a bitmap
  91     bool m_isIcon;
  92     wxGDIImage *m_image;
  93
  94 private:
  95     DECLARE_DYNAMIC_CLASS(wxStaticBitmap)
  96     wxDECLARE_NO_COPY_CLASS(wxStaticBitmap);
  97 };
  98
  99 #endif
 100     // _WX_STATBMP_H_