src/mac/carbon/icon.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        icon.cpp
   3 // Purpose:     wxIcon class
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "icon.h"
  14 #endif
  15
  16 #include "wx/icon.h"
  17
  18 #if !USE_SHARED_LIBRARIES
  19 IMPLEMENT_DYNAMIC_CLASS(wxIcon, wxBitmap)
  20 #endif
  21
  22 /*
  23  * Icons
  24  */
  25
  26 wxIcon::wxIcon()
  27 {
  28 }
  29
  30 wxIcon::wxIcon(const char bits[], int width, int height) :
  31     wxBitmap(bits,width,height )
  32 {
  33
  34 }
  35
  36 wxIcon::wxIcon( const char **bits ) :
  37     wxBitmap(bits  )
  38 {
  39 }
  40
  41 wxIcon::wxIcon( char **bits ) :
  42     wxBitmap(bits )
  43 {
  44 }
  45
  46 wxIcon::wxIcon(const wxString& icon_file, long flags,
  47     int desiredWidth, int desiredHeight)
  48
  49 {
  50     LoadFile(icon_file, flags, desiredWidth, desiredHeight);
  51 }
  52
  53 wxIcon::~wxIcon()
  54 {
  55 }
  56
  57 bool wxIcon::LoadFile(const wxString& filename, long type,
  58     int desiredWidth, int desiredHeight)
  59 {
  60   UnRef();
  61
  62   m_refData = new wxBitmapRefData;
  63
  64   wxBitmapHandler *handler = FindHandler((wxBitmapType)type);
  65
  66   if ( handler )
  67         return handler->LoadFile(this, filename, type, desiredWidth, desiredHeight);
  68   else
  69         return FALSE;
  70 }
  71
  72 IMPLEMENT_DYNAMIC_CLASS(wxICONResourceHandler, wxBitmapHandler)
  73
  74 bool  wxICONResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
  75           int desiredWidth, int desiredHeight)
  76 {
  77         short theId = -1 ;
  78     if ( name == "wxICON_INFO" )
  79     {
  80         theId = kNoteIcon ;
  81     }
  82     else if ( name == "wxICON_QUESTION" )
  83     {
  84         theId = kCautionIcon ;
  85     }
  86     else if ( name == "wxICON_WARNING" )
  87     {
  88          theId = kCautionIcon ;
  89    }
  90     else if ( name == "wxICON_ERROR" )
  91     {
  92         theId = kStopIcon ;
  93     }
  94     else
  95     {
  96         Str255 theName ;
  97         OSType theType ;
  98
  99     #if TARGET_CARBON
 100         c2pstrcpy( (StringPtr) theName , name ) ;
 101     #else
 102         strcpy( (char *) theName , name ) ;
 103         c2pstr( (char *) theName ) ;
 104     #endif
 105
 106         Handle resHandle = GetNamedResource( 'cicn' , theName ) ;
 107         if ( resHandle != 0L )
 108         {
 109                 GetResInfo( resHandle , &theId , &theType , theName ) ;
 110                 ReleaseResource( resHandle ) ;
 111         }
 112     }
 113         if ( theId != -1 )
 114         {
 115                 CIconHandle theIcon = (CIconHandle ) GetCIcon( theId ) ;
 116                 if ( theIcon )
 117                 {
 118                         M_BITMAPHANDLERDATA->m_hIcon = theIcon ;
 119                         M_BITMAPHANDLERDATA->m_width =  32 ;
 120                         M_BITMAPHANDLERDATA->m_height = 32 ;
 121
 122                         M_BITMAPHANDLERDATA->m_depth = 8 ;
 123                         M_BITMAPHANDLERDATA->m_ok = true ;
 124                         M_BITMAPHANDLERDATA->m_numColors = 256 ;
 125                         M_BITMAPHANDLERDATA->m_bitmapType = kMacBitmapTypeIcon ;
 126                         return TRUE ;
 127                 }
 128         }
 129         return FALSE ;
 130 }