include/wx/msw/icon.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/icon.h
   3 // Purpose:     wxIcon class
   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_ICON_H_
  13 #define _WX_ICON_H_
  14
  15 #ifdef __GNUG__
  16     #pragma interface "icon.h"
  17 #endif
  18
  19 // ----------------------------------------------------------------------------
  20 // headers
  21 // ----------------------------------------------------------------------------
  22
  23 // compatible (even if incorrect) behaviour by default: derive wxIcon from
  24 // wxBitmap
  25 #ifndef wxICON_IS_BITMAP
  26     #define wxICON_IS_BITMAP 1
  27 #endif
  28
  29 #if wxICON_IS_BITMAP
  30     #include "wx/bitmap.h"
  31
  32     #define wxIconRefDataBase   wxBitmapRefData
  33     #define wxIconBase          wxBitmap
  34 #else
  35     #include "wx/msw/gdiimage.h"
  36
  37     #define wxIconRefDataBase   wxGDIImageRefData
  38     #define wxIconBase          wxGDIImage
  39 #endif
  40
  41 // ---------------------------------------------------------------------------
  42 // icon data
  43 // ---------------------------------------------------------------------------
  44
  45 // notice that although wxIconRefData inherits from wxBitmapRefData, it is not
  46 // a valid wxBitmapRefData
  47 class WXDLLEXPORT wxIconRefData : public wxIconRefDataBase
  48 {
  49 public:
  50     wxIconRefData() { }
  51     virtual ~wxIconRefData() { Free(); }
  52
  53     virtual void Free();
  54 };
  55
  56 // ---------------------------------------------------------------------------
  57 // Icon
  58 // ---------------------------------------------------------------------------
  59
  60 class WXDLLEXPORT wxIcon : public wxIconBase
  61 {
  62 public:
  63     wxIcon();
  64
  65     // Copy constructors
  66     wxIcon(const wxIcon& icon) { Ref(icon); }
  67
  68     wxIcon(const char bits[], int width, int height);
  69     wxIcon(const wxString& name,
  70            long type = wxBITMAP_TYPE_ICO_RESOURCE,
  71            int desiredWidth = -1, int desiredHeight = -1);
  72     virtual ~wxIcon();
  73
  74     virtual bool LoadFile(const wxString& name,
  75                           long type = wxBITMAP_TYPE_ICO_RESOURCE,
  76                           int desiredWidth = -1, int desiredHeight = -1);
  77
  78     wxIcon& operator = (const wxIcon& icon)
  79         { if ( *this != icon ) Ref(icon); return *this; }
  80     bool operator == (const wxIcon& icon) const
  81         { return m_refData == icon.m_refData; }
  82     bool operator != (const wxIcon& icon) const
  83         { return m_refData != icon.m_refData; }
  84
  85     wxIconRefData *GetIconData() const { return (wxIconRefData *)m_refData; }
  86
  87     void SetHICON(WXHICON icon) { SetHandle((WXHANDLE)icon); }
  88     WXHICON GetHICON() const { return (WXHICON)GetHandle(); }
  89
  90 protected:
  91     virtual wxGDIImageRefData *CreateData() const
  92     {
  93         return new wxIconRefData;
  94     }
  95
  96 private:
  97     DECLARE_DYNAMIC_CLASS(wxIcon)
  98 };
  99
 100 #endif
 101     // _WX_ICON_H_