src/os2/icon.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        icon.cpp
   3 // Purpose:     wxIcon class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/09/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20 #include <stdio.h>
  21 #include "wx/setup.h"
  22 #include "wx/list.h"
  23 #include "wx/utils.h"
  24 #include "wx/app.h"
  25 #include "wx/icon.h"
  26 #endif
  27
  28 #include "wx/os2/private.h"
  29 #include "assert.h"
  30
  31 #include "wx/icon.h"
  32
  33 #if !USE_SHARED_LIBRARIES
  34 IMPLEMENT_DYNAMIC_CLASS(wxIcon, wxBitmap)
  35 IMPLEMENT_DYNAMIC_CLASS(wxICOFileHandler, wxBitmapHandler)
  36 IMPLEMENT_DYNAMIC_CLASS(wxICOResourceHandler, wxBitmapHandler)
  37 #endif
  38
  39 /*
  40  * Icons
  41  */
  42
  43 wxIconRefData::wxIconRefData()
  44 {
  45   m_hIcon = (WXHICON) NULL ;
  46 }
  47
  48 wxIconRefData::~wxIconRefData()
  49 {
  50   if ( m_hIcon )
  51      return;
  52   // TODO  ::DestroyIcon((HICON) m_hIcon);
  53 }
  54
  55 wxIcon::wxIcon()
  56 {
  57 }
  58
  59 wxIcon::wxIcon(const char WXUNUSED(bits)[], int WXUNUSED(width), int WXUNUSED(height))
  60 {
  61 }
  62
  63 wxIcon::wxIcon(const wxString& icon_file, long flags,
  64     int desiredWidth, int desiredHeight)
  65
  66 {
  67     LoadFile(icon_file, flags, desiredWidth, desiredHeight);
  68 }
  69
  70 wxIcon::~wxIcon()
  71 {
  72 }
  73
  74 bool wxIcon::LoadFile(const wxString& filename, long type,
  75     int desiredWidth, int desiredHeight)
  76 {
  77   UnRef();
  78
  79   m_refData = new wxIconRefData;
  80
  81   wxBitmapHandler *handler = FindHandler(type);
  82
  83   if ( handler )
  84     return handler->LoadFile(this, filename, type, desiredWidth, desiredHeight);
  85   else
  86     return FALSE;
  87 }
  88
  89 void wxIcon::SetHICON(WXHICON ico)
  90 {
  91   if ( !M_ICONDATA )
  92   m_refData = new wxIconRefData;
  93
  94   M_ICONDATA->m_hIcon = ico;
  95 }
  96
  97 bool wxICOFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
  98     int desiredWidth, int desiredHeight)
  99 {
 100   return FALSE;
 101 }
 102
 103 bool wxICOResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
 104     int desiredWidth, int desiredHeight)
 105 {
 106 // TODO
 107 /*
 108   if ( bitmap->IsKindOf(CLASSINFO(wxIcon)) )
 109   {
 110     if (desiredWidth > -1 && desiredHeight > -1)
 111     {
 112         M_ICONHANDLERDATA->m_hIcon = (WXHICON) ::LoadImage(wxGetInstance(), name, IMAGE_ICON, desiredWidth, desiredHeight, LR_DEFAULTCOLOR);
 113     }
 114     else
 115     {
 116       M_ICONHANDLERDATA->m_hIcon = (WXHICON) ::LoadIcon(wxGetInstance(), name);
 117     }
 118
 119     ICONINFO info ;
 120     if (::GetIconInfo((HICON) M_ICONHANDLERDATA->m_hIcon, &info))
 121     {
 122         HBITMAP ms_bitmap = info.hbmMask ;
 123         if (ms_bitmap)
 124         {
 125             BITMAP bm;
 126             ::GetObject(ms_bitmap, sizeof(BITMAP), (LPSTR) &bm);
 127             M_ICONHANDLERDATA->m_width = bm.bmWidth;
 128             M_ICONHANDLERDATA->m_height = bm.bmHeight;
 129         }
 130         if (info.hbmMask)
 131             ::DeleteObject(info.hbmMask) ;
 132         if (info.hbmColor)
 133             ::DeleteObject(info.hbmColor) ;
 134       }
 135     }
 136     // Override the found values with desired values
 137     if (desiredWidth > -1 && desiredHeight > -1)
 138     {
 139        M_ICONHANDLERDATA->m_width = desiredWidth;
 140        M_ICONHANDLERDATA->m_height = desiredHeight;
 141     }
 142
 143     M_ICONHANDLERDATA->m_ok = (M_ICONHANDLERDATA->m_hIcon != 0);
 144     return M_ICONHANDLERDATA->m_ok;
 145   }
 146   else
 147 */
 148     return FALSE;
 149 }
 150