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 #include "wx/mac/private.h"
  23
  24
  25 /*
  26  * Icons
  27  */
  28
  29 wxIcon::wxIcon()
  30 {
  31 }
  32
  33 wxIcon::wxIcon(const char bits[], int width, int height) :
  34     wxBitmap(bits,width,height )
  35 {
  36
  37 }
  38
  39 wxIcon::wxIcon( const char **bits ) :
  40     wxBitmap(bits  )
  41 {
  42 }
  43
  44 wxIcon::wxIcon( char **bits ) :
  45     wxBitmap(bits )
  46 {
  47 }
  48
  49 wxIcon::wxIcon(const wxString& icon_file, int flags,
  50     int desiredWidth, int desiredHeight)
  51
  52 {
  53     LoadFile(icon_file, (wxBitmapType) flags, desiredWidth, desiredHeight);
  54 }
  55
  56 wxIcon::~wxIcon()
  57 {
  58 }
  59
  60 bool wxIcon::LoadFile(const wxString& filename, wxBitmapType type,
  61     int desiredWidth, int desiredHeight)
  62 {
  63   UnRef();
  64
  65   m_refData = new wxBitmapRefData;
  66
  67   wxBitmapHandler *handler = FindHandler((wxBitmapType)type);
  68
  69   if ( handler )
  70         return handler->LoadFile(this, filename, type, desiredWidth, desiredHeight);
  71   else
  72         return FALSE;
  73 }
  74
  75 void wxIcon::CopyFromBitmap(const wxBitmap& bmp)
  76 {
  77     wxIcon *icon = (wxIcon*)(&bmp);
  78     *this = *icon;
  79 }
  80
  81 IMPLEMENT_DYNAMIC_CLASS(wxICONResourceHandler, wxBitmapHandler)
  82
  83 bool  wxICONResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
  84           int desiredWidth, int desiredHeight)
  85 {
  86         short theId = -1 ;
  87     if ( name == "wxICON_INFORMATION" )
  88     {
  89         theId = kNoteIcon ;
  90     }
  91     else if ( name == "wxICON_QUESTION" )
  92     {
  93         theId = kCautionIcon ;
  94     }
  95     else if ( name == "wxICON_WARNING" )
  96     {
  97          theId = kCautionIcon ;
  98    }
  99     else if ( name == "wxICON_ERROR" )
 100     {
 101         theId = kStopIcon ;
 102     }
 103     else
 104     {
 105         Str255 theName ;
 106         OSType theType ;
 107
 108     #if TARGET_CARBON
 109         c2pstrcpy( (StringPtr) theName , name ) ;
 110     #else
 111         strcpy( (char *) theName , name ) ;
 112         c2pstr( (char *) theName ) ;
 113     #endif
 114
 115         Handle resHandle = GetNamedResource( 'cicn' , theName ) ;
 116         if ( resHandle != 0L )
 117         {
 118                 GetResInfo( resHandle , &theId , &theType , theName ) ;
 119                 ReleaseResource( resHandle ) ;
 120         }
 121     }
 122         if ( theId != -1 )
 123         {
 124                 CIconHandle theIcon = (CIconHandle ) GetCIcon( theId ) ;
 125                 if ( theIcon )
 126                 {
 127                         M_BITMAPHANDLERDATA->m_hIcon = theIcon ;
 128                         M_BITMAPHANDLERDATA->m_width =  32 ;
 129                         M_BITMAPHANDLERDATA->m_height = 32 ;
 130
 131                         M_BITMAPHANDLERDATA->m_depth = 8 ;
 132                         M_BITMAPHANDLERDATA->m_ok = true ;
 133                         M_BITMAPHANDLERDATA->m_numColors = 256 ;
 134                         M_BITMAPHANDLERDATA->m_bitmapType = kMacBitmapTypeIcon ;
 135                         return TRUE ;
 136                 }
 137         }
 138         return FALSE ;
 139 }