src/common/iconbndl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/iconbndl.cpp
   3 // Purpose:     wxIconBundle
   4 // Author:      Mattia Barbon
   5 // Created:     23.03.2002
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) Mattia barbon
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #include "wx/iconbndl.h"
  19
  20 #ifndef WX_PRECOMP
  21     #include "wx/settings.h"
  22     #include "wx/icon.h"
  23     #include "wx/log.h"
  24     #include "wx/intl.h"
  25     #include "wx/bitmap.h"
  26 #endif
  27
  28 #if wxUSE_IMAGE && !defined(_WX_IMAGE_H_)
  29     #include "wx/image.h"
  30 #endif
  31
  32 #include "wx/arrimpl.cpp"
  33
  34 WX_DEFINE_OBJARRAY(wxIconArray)
  35
  36 const wxIconBundle& wxIconBundle::operator =( const wxIconBundle& ic )
  37 {
  38     if( this == &ic ) return *this;
  39
  40     size_t i, max = ic.m_icons.GetCount();
  41
  42     DeleteIcons();
  43     for( i = 0; i < max; ++i )
  44         m_icons.Add( ic.m_icons[i] );
  45
  46     return *this;
  47 }
  48
  49 void wxIconBundle::DeleteIcons()
  50 {
  51     m_icons.Empty();
  52 }
  53
  54 #if wxUSE_IMAGE
  55 void wxIconBundle::AddIcon( const wxString& file, long type )
  56 #else
  57 void wxIconBundle::AddIcon( const wxString& WXUNUSED(file), long WXUNUSED(type) )
  58 #endif
  59 {
  60 #if wxUSE_IMAGE && (!defined(__WXMSW__) || wxUSE_WXDIB)
  61     size_t count = wxImage::GetImageCount( file, type );
  62     size_t i;
  63     wxImage image;
  64
  65     for( i = 0; i < count; ++i )
  66     {
  67         if( !image.LoadFile( file, type, i ) )
  68         {
  69             wxLogError( _("Failed to load image %d from file '%s'."),
  70                         i, file.c_str() );
  71             continue;
  72         }
  73
  74         wxIcon* tmp = new wxIcon();
  75         tmp->CopyFromBitmap( wxBitmap( image ) );
  76         AddIcon( *tmp );
  77         delete tmp;
  78     }
  79 #endif
  80 }
  81
  82 const wxIcon& wxIconBundle::GetIcon( const wxSize& size ) const
  83 {
  84     size_t i, max = m_icons.GetCount();
  85     wxCoord sysX = wxSystemSettings::GetMetric( wxSYS_ICON_X ),
  86             sysY = wxSystemSettings::GetMetric( wxSYS_ICON_Y );
  87
  88     wxIcon *sysIcon = 0;
  89     // temp. variable needed to fix Borland C++ 5.5.1 problem
  90     // with passing a return value through two functions
  91     wxIcon *tmp;
  92
  93     for( i = 0; i < max; i++ )
  94     {
  95         if( !m_icons[i].Ok() )
  96             continue;
  97         wxCoord sx = m_icons[i].GetWidth(), sy = m_icons[i].GetHeight();
  98         // requested size
  99         if( sx == size.x && sy == size.y )
 100         {
 101             tmp = &m_icons[i]; // fix for broken BCC
 102             return *tmp;
 103         }
 104         // keep track if there is a system-size icon
 105         if( sx == sysX && sy == sysY )
 106             sysIcon = &m_icons[i];
 107     }
 108
 109     // return the system-sized icon if we've got one
 110     if( sysIcon ) return *sysIcon;
 111     // return the first icon, if we have one
 112     if( max > 0 ) // fix for broken BCC
 113         tmp = &m_icons[0];
 114     else
 115         tmp = &wxNullIcon;
 116     return *tmp;
 117 }
 118
 119 void wxIconBundle::AddIcon( const wxIcon& icon )
 120 {
 121     size_t i, max = m_icons.GetCount();
 122
 123     for( i = 0; i < max; ++i )
 124     {
 125         wxIcon& tmp = m_icons[i];
 126         if( tmp.Ok() && tmp.GetWidth() == icon.GetWidth() &&
 127             tmp.GetHeight() == icon.GetHeight() )
 128         {
 129             tmp = icon;
 130             return;
 131         }
 132     }
 133
 134     m_icons.Add( icon );
 135 }