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