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