src/common/bmpbase.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/bmpbase.cpp
   3 // Purpose:     wxBitmapBase
   4 // Author:      VaclavSlavik
   5 // Created:     2001/04/11
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2001, Vaclav Slavik
   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 #if defined(__WXMGL__)   || \
  19     defined(__WXMAC__)   || \
  20     defined(__WXGTK__)   || \
  21     defined(__WXMOTIF__) || \
  22     defined(__WXX11__)
  23
  24 #include "wx/utils.h"
  25 #include "wx/palette.h"
  26 #include "wx/bitmap.h"
  27 #include "wx/icon.h"
  28 #include "wx/log.h"
  29 #include "wx/image.h"
  30 #include "wx/module.h"
  31
  32 IMPLEMENT_ABSTRACT_CLASS(wxBitmapBase, wxGDIObject)
  33 IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandlerBase,wxObject)
  34
  35 wxList wxBitmapBase::sm_handlers;
  36
  37 void wxBitmapBase::AddHandler(wxBitmapHandlerBase *handler)
  38 {
  39     sm_handlers.Append(handler);
  40 }
  41
  42 void wxBitmapBase::InsertHandler(wxBitmapHandlerBase *handler)
  43 {
  44     sm_handlers.Insert(handler);
  45 }
  46
  47 bool wxBitmapBase::RemoveHandler(const wxString& name)
  48 {
  49     wxBitmapHandler *handler = FindHandler(name);
  50     if ( handler )
  51     {
  52         sm_handlers.DeleteObject(handler);
  53         return true;
  54     }
  55     else
  56         return false;
  57 }
  58
  59 wxBitmapHandler *wxBitmapBase::FindHandler(const wxString& name)
  60 {
  61     wxList::compatibility_iterator node = sm_handlers.GetFirst();
  62     while ( node )
  63     {
  64         wxBitmapHandler *handler = (wxBitmapHandler *)node->GetData();
  65         if ( handler->GetName() == name )
  66             return handler;
  67         node = node->GetNext();
  68     }
  69     return NULL;
  70 }
  71
  72 wxBitmapHandler *wxBitmapBase::FindHandler(const wxString& extension, wxBitmapType bitmapType)
  73 {
  74     wxList::compatibility_iterator node = sm_handlers.GetFirst();
  75     while ( node )
  76     {
  77         wxBitmapHandler *handler = (wxBitmapHandler *)node->GetData();
  78         if ( handler->GetExtension() == extension &&
  79                     (bitmapType == wxBITMAP_TYPE_ANY || handler->GetType() == bitmapType) )
  80             return handler;
  81         node = node->GetNext();
  82     }
  83     return NULL;
  84 }
  85
  86 wxBitmapHandler *wxBitmapBase::FindHandler(wxBitmapType bitmapType)
  87 {
  88     wxList::compatibility_iterator node = sm_handlers.GetFirst();
  89     while ( node )
  90     {
  91         wxBitmapHandler *handler = (wxBitmapHandler *)node->GetData();
  92         if (handler->GetType() == bitmapType)
  93             return handler;
  94         node = node->GetNext();
  95     }
  96     return NULL;
  97 }
  98
  99 void wxBitmapBase::CleanUpHandlers()
 100 {
 101     wxList::compatibility_iterator node = sm_handlers.GetFirst();
 102     while ( node )
 103     {
 104         wxBitmapHandler *handler = (wxBitmapHandler *)node->GetData();
 105         wxList::compatibility_iterator next = node->GetNext();
 106         delete handler;
 107         sm_handlers.Erase(node);
 108         node = next;
 109     }
 110 }
 111
 112 class wxBitmapBaseModule: public wxModule
 113 {
 114 DECLARE_DYNAMIC_CLASS(wxBitmapBaseModule)
 115 public:
 116     wxBitmapBaseModule() {}
 117     bool OnInit() { wxBitmap::InitStandardHandlers(); return true; };
 118     void OnExit() { wxBitmap::CleanUpHandlers(); };
 119 };
 120
 121 IMPLEMENT_DYNAMIC_CLASS(wxBitmapBaseModule, wxModule)
 122
 123 #endif // __WXMGL__ || __WXMAC__ || __WXCOCOA__ || __WXMOTIF__ || __WXX11__