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 IMPLEMENT_DYNAMIC_CLASS(wxIcon, wxBitmap)
  19
  20 #include "wx/mac/private.h"
  21
  22
  23 /*
  24  * Icons
  25  */
  26
  27 wxIcon::wxIcon()
  28 {
  29 }
  30
  31 wxIcon::wxIcon(const char bits[], int width, int height) :
  32     wxBitmap(bits, width, height)
  33 {
  34
  35 }
  36
  37 wxIcon::wxIcon( const char **bits ) :
  38     wxBitmap(bits)
  39 {
  40 }
  41
  42 wxIcon::wxIcon( char **bits ) :
  43     wxBitmap(bits)
  44 {
  45 }
  46
  47 wxIcon::wxIcon(const wxString& icon_file, int flags,
  48     int desiredWidth, int desiredHeight)
  49 {
  50     LoadFile(icon_file, (wxBitmapType) flags, desiredWidth, desiredHeight);
  51 }
  52
  53 wxIcon::~wxIcon()
  54 {
  55 }
  56
  57 bool wxIcon::LoadFile(const wxString& filename, wxBitmapType 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 void wxIcon::CopyFromBitmap(const wxBitmap& bmp)
  73 {
  74     wxIcon *icon = (wxIcon*)(&bmp);
  75     *this = *icon;
  76 }
  77
  78 IMPLEMENT_DYNAMIC_CLASS(wxICONResourceHandler, wxBitmapHandler)
  79
  80 bool  wxICONResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
  81                                       int desiredWidth, int desiredHeight)
  82 {
  83     short theId = -1 ;
  84     if ( name == wxT("wxICON_INFORMATION") )
  85     {
  86         theId = kNoteIcon ;
  87     }
  88     else if ( name == wxT("wxICON_QUESTION") )
  89     {
  90         theId = kCautionIcon ;
  91     }
  92     else if ( name == wxT("wxICON_WARNING") )
  93     {
  94         theId = kCautionIcon ;
  95     }
  96     else if ( name == wxT("wxICON_ERROR") )
  97     {
  98         theId = kStopIcon ;
  99     }
 100     else
 101     {
 102         Str255 theName ;
 103         OSType theType ;
 104         wxMacStringToPascal( name , theName ) ;
 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 }