src/msw/icon.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/icon.cpp
   3 // Purpose:     wxIcon class
   4 // Author:      Julian Smart
   5 // Modified by: 20.11.99 (VZ): don't derive from wxBitmap any more
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "icon.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/defs.h"
  33     #include "wx/list.h"
  34     #include "wx/utils.h"
  35     #include "wx/app.h"
  36     #include "wx/icon.h"
  37 #endif
  38
  39 #include "wx/msw/private.h"
  40
  41 #if wxUSE_RESOURCE_LOADING_IN_MSW
  42     #include "wx/msw/curico.h"
  43     #include "wx/msw/curicop.h"
  44 #endif
  45
  46 // ----------------------------------------------------------------------------
  47 // wxWin macros
  48 // ----------------------------------------------------------------------------
  49
  50 #if !USE_SHARED_LIBRARIES
  51     IMPLEMENT_DYNAMIC_CLASS(wxIcon, wxIconBase)
  52 #endif
  53
  54 // ============================================================================
  55 // implementation
  56 // ============================================================================
  57
  58 // ----------------------------------------------------------------------------
  59 // wxIconRefData
  60 // ----------------------------------------------------------------------------
  61
  62 void wxIconRefData::Free()
  63 {
  64     if ( m_hIcon )
  65     {
  66         ::DestroyIcon((HICON) m_hIcon);
  67
  68         m_hIcon = 0;
  69     }
  70 }
  71
  72 // ----------------------------------------------------------------------------
  73 // wxIcon
  74 // ----------------------------------------------------------------------------
  75
  76 wxIcon::wxIcon()
  77 {
  78 }
  79
  80 wxIcon::wxIcon(const char WXUNUSED(bits)[],
  81                int WXUNUSED(width),
  82                int WXUNUSED(height))
  83 {
  84 }
  85
  86 wxIcon::wxIcon(const wxString& iconfile,
  87                long flags,
  88                int desiredWidth,
  89                int desiredHeight)
  90
  91 {
  92     LoadFile(iconfile, flags, desiredWidth, desiredHeight);
  93 }
  94
  95 wxIcon::~wxIcon()
  96 {
  97 }
  98
  99 bool wxIcon::LoadFile(const wxString& filename,
 100                       long type,
 101                       int desiredWidth, int desiredHeight)
 102 {
 103     UnRef();
 104
 105     wxGDIImageHandler *handler = FindHandler(type);
 106
 107     if ( !handler )
 108     {
 109         // say something?
 110         return FALSE;
 111     }
 112
 113     return handler->Load(this, filename, type, desiredWidth, desiredHeight);
 114 }
 115