src/cocoa/icon.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/cocoa/icon.mm
   3 // Purpose:     wxIcon class
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2003/08/11
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 David Elliott
   9 // Licence:     wxWidgets licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/icon.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/bitmap.h"
  18 #endif //WX_PRECOMP
  19
  20 #include "wx/cocoa/autorelease.h"
  21
  22 #import <AppKit/NSImage.h>
  23
  24 // ========================================================================
  25 // wxIconRefData
  26 // ========================================================================
  27 class wxIconRefData: public wxGDIRefData
  28 {
  29     friend class wxIcon;
  30 public:
  31     wxIconRefData();
  32     wxIconRefData( const wxIconRefData& data );
  33     virtual ~wxIconRefData();
  34
  35     virtual bool IsOk() const { return m_ok; }
  36
  37 protected:
  38     int                 m_width;
  39     int                 m_height;
  40     int                 m_depth;
  41     bool                m_ok;
  42     int                 m_numColors;
  43     int                 m_quality;
  44     WX_NSImage          m_cocoaNSImage;
  45 };
  46
  47 #define M_ICONDATA ((wxIconRefData *)m_refData)
  48
  49 wxIconRefData::wxIconRefData()
  50 {
  51     m_ok = false;
  52     m_width = 0;
  53     m_height = 0;
  54     m_depth = 0;
  55     m_quality = 0;
  56     m_numColors = 0;
  57     m_cocoaNSImage = nil;
  58 }
  59
  60 wxIconRefData::wxIconRefData( const wxIconRefData& data)
  61 {
  62     m_width = data.m_width;
  63     m_height = data.m_height;
  64     m_depth = data.m_depth;
  65     m_ok = data.m_ok;
  66     m_numColors = data.m_numColors;
  67     m_quality = data.m_quality;
  68     m_cocoaNSImage = [data.m_cocoaNSImage copyWithZone:nil];
  69 }
  70
  71 wxIconRefData::~wxIconRefData()
  72 {
  73     wxAutoNSAutoreleasePool pool;
  74     [m_cocoaNSImage release];
  75     m_cocoaNSImage = NULL;
  76 }
  77
  78
  79 // ========================================================================
  80 // wxIcon
  81 // ========================================================================
  82 IMPLEMENT_DYNAMIC_CLASS(wxIcon, wxGDIObject)
  83
  84 wxIcon::wxIcon()
  85 {
  86 }
  87
  88 wxIcon::wxIcon(const char WXUNUSED(bits)[], int WXUNUSED(width), int WXUNUSED(height))
  89 {
  90 }
  91
  92 wxIcon::wxIcon(const wxString& icon_file, int flags,
  93     int desiredWidth, int desiredHeight)
  94
  95 {
  96     LoadFile(icon_file, (wxBitmapType)flags, desiredWidth, desiredHeight);
  97 }
  98
  99 wxIcon::~wxIcon()
 100 {
 101 }
 102
 103 wxGDIRefData *wxIcon::CreateGDIRefData() const
 104 {
 105     return new wxIconRefData;
 106 }
 107
 108 wxGDIRefData *wxIcon::CloneGDIRefData(const wxGDIRefData *data) const
 109 {
 110     return new wxIconRefData(*wx_static_cast(const wxIconRefData *, data));
 111 }
 112
 113 bool wxIcon::CreateFromXpm(const char* const* xpm)
 114 {
 115     wxBitmap bitmap(xpm);
 116     CopyFromBitmap(bitmap);
 117     return Ok();
 118 }
 119
 120 bool wxIcon::LoadFile(const wxString& filename, wxBitmapType type,
 121     int desiredWidth, int desiredHeight)
 122 {
 123     wxBitmap bitmap(filename, type);
 124     CopyFromBitmap(bitmap);
 125     return bitmap.Ok();
 126 }
 127
 128 void wxIcon::CopyFromBitmap(const wxBitmap& bitmap)
 129 {
 130     UnRef();
 131     m_refData = new wxIconRefData;
 132     M_ICONDATA->m_width = bitmap.GetWidth();
 133     M_ICONDATA->m_height = bitmap.GetHeight();
 134     wxAutoNSAutoreleasePool pool;
 135     M_ICONDATA->m_cocoaNSImage = [bitmap.GetNSImage(true) retain];
 136     M_ICONDATA->m_ok = bitmap.Ok();
 137     M_ICONDATA->m_numColors = 0;
 138     M_ICONDATA->m_quality = 0;
 139 }
 140
 141 int wxIcon::GetWidth() const
 142 {
 143     if(!m_refData)
 144         return 0;
 145     return M_ICONDATA->m_width;
 146 }
 147
 148 int wxIcon::GetHeight() const
 149 {
 150     if(!m_refData)
 151         return 0;
 152     return M_ICONDATA->m_height;
 153 }
 154
 155 WX_NSImage wxIcon::GetNSImage() const
 156 {
 157     if(!M_ICONDATA)
 158         return nil;
 159     return M_ICONDATA->m_cocoaNSImage;
 160 }