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 #include "wx/msw/gdiimage.h"
  24
  25 // ---------------------------------------------------------------------------
  26 // icon data
  27 // ---------------------------------------------------------------------------
  28
  29 // notice that although wxIconRefData inherits from wxBitmapRefData, it is not
  30 // a valid wxBitmapRefData
  31 class WXDLLEXPORT wxIconRefData : public wxGDIImageRefData
  32 {
  33 public:
  34     wxIconRefData() { }
  35     virtual ~wxIconRefData() { Free(); }
  36
  37     virtual void Free();
  38 };
  39
  40 // ---------------------------------------------------------------------------
  41 // Icon
  42 // ---------------------------------------------------------------------------
  43
  44 class WXDLLEXPORT wxIcon : public wxGDIImage
  45 {
  46 public:
  47     // ctors
  48         // default
  49     wxIcon() { }
  50
  51         // copy
  52     wxIcon(const wxIcon& icon) { Ref(icon); }
  53
  54         // from raw data
  55     wxIcon(const char bits[], int width, int height);
  56
  57         // from XPM data
  58     wxIcon(const char **data) { CreateIconFromXpm(data); }
  59
  60     wxIcon(char **data) { CreateIconFromXpm((const char **)data); }
  61
  62         // from resource/file
  63     wxIcon(const wxString& name,
  64            long type = wxBITMAP_TYPE_ICO_RESOURCE,
  65            int desiredWidth = -1, int desiredHeight = -1);
  66
  67     wxIcon(const wxIconLocation& loc);
  68
  69     virtual ~wxIcon();
  70
  71     virtual bool LoadFile(const wxString& name,
  72                           long type = wxBITMAP_TYPE_ICO_RESOURCE,
  73                           int desiredWidth = -1, int desiredHeight = -1);
  74
  75     wxIcon& operator = (const wxIcon& icon)
  76         { if ( *this != icon ) Ref(icon); return *this; }
  77     bool operator == (const wxIcon& icon) const
  78         { return m_refData == icon.m_refData; }
  79     bool operator != (const wxIcon& icon) const
  80         { return m_refData != icon.m_refData; }
  81
  82     // implementation only from now on
  83     wxIconRefData *GetIconData() const { return (wxIconRefData *)m_refData; }
  84
  85     void SetHICON(WXHICON icon) { SetHandle((WXHANDLE)icon); }
  86     WXHICON GetHICON() const { return (WXHICON)GetHandle(); }
  87
  88     // create from bitmap (which should have a mask unless it's monochrome):
  89     // there shouldn't be any implicit bitmap -> icon conversion (i.e. no
  90     // ctors, assignment operators...), but it's ok to have such function
  91     void CopyFromBitmap(const wxBitmap& bmp);
  92
  93 protected:
  94     virtual wxGDIImageRefData *CreateData() const
  95     {
  96         return new wxIconRefData;
  97     }
  98
  99     // create from XPM data
 100     void CreateIconFromXpm(const char **data);
 101
 102 private:
 103     DECLARE_DYNAMIC_CLASS(wxIcon)
 104 };
 105
 106 #endif
 107     // _WX_ICON_H_