src/mac/classic/icon.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        icon.cpp
   3 // Purpose:     wxIcon class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   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     LoadFile(icon_file, (wxBitmapType) flags, desiredWidth, desiredHeight);
  53 }
  54
  55 wxIcon::~wxIcon()
  56 {
  57 }
  58
  59 bool wxIcon::LoadFile(const wxString& filename, wxBitmapType type,
  60     int desiredWidth, int desiredHeight)
  61 {
  62     UnRef();
  63
  64     m_refData = new wxBitmapRefData;
  65
  66     wxBitmapHandler *handler = FindHandler((wxBitmapType)type);
  67
  68     if ( handler )
  69         return handler->LoadFile(this, filename, type, desiredWidth, desiredHeight);
  70     else
  71         return FALSE;
  72 }
  73
  74 void wxIcon::CopyFromBitmap(const wxBitmap& bmp)
  75 {
  76     wxIcon *icon = (wxIcon*)(&bmp);
  77     *this = *icon;
  78 }
  79
  80 IMPLEMENT_DYNAMIC_CLASS(wxICONResourceHandler, wxBitmapHandler)
  81
  82 bool  wxICONResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
  83                                       int desiredWidth, int desiredHeight)
  84 {
  85     short theId = -1 ;
  86     if ( name == wxT("wxICON_INFORMATION") )
  87     {
  88         theId = kNoteIcon ;
  89     }
  90     else if ( name == wxT("wxICON_QUESTION") )
  91     {
  92         theId = kCautionIcon ;
  93     }
  94     else if ( name == wxT("wxICON_WARNING") )
  95     {
  96         theId = kCautionIcon ;
  97     }
  98     else if ( name == wxT("wxICON_ERROR") )
  99     {
 100         theId = kStopIcon ;
 101     }
 102     else
 103     {
 104         Str255 theName ;
 105         OSType theType ;
 106         wxMacStringToPascal( name , theName ) ;
 107
 108         Handle resHandle = GetNamedResource( 'cicn' , theName ) ;
 109         if ( resHandle != 0L )
 110         {
 111             GetResInfo( resHandle , &theId , &theType , theName ) ;
 112             ReleaseResource( resHandle ) ;
 113         }
 114     }
 115     if ( theId != -1 )
 116     {
 117         CIconHandle theIcon = (CIconHandle ) GetCIcon( theId ) ;
 118         if ( theIcon )
 119         {
 120             M_BITMAPHANDLERDATA->m_hIcon = theIcon ;
 121             M_BITMAPHANDLERDATA->m_width =  32 ;
 122             M_BITMAPHANDLERDATA->m_height = 32 ;
 123
 124             M_BITMAPHANDLERDATA->m_depth = 8 ;
 125             M_BITMAPHANDLERDATA->m_ok = true ;
 126             M_BITMAPHANDLERDATA->m_numColors = 256 ;
 127             M_BITMAPHANDLERDATA->m_bitmapType = kMacBitmapTypeIcon ;
 128             return TRUE ;
 129         }
 130     }
 131     return FALSE ;
 132 }