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