src/common/bmpbase.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        bitmap.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 #ifdef __GNUG__
  12 #pragma implementation "bitmapbase.h"
  13 #endif
  14
  15 #include "wx/wx.h"
  16 #include "wx/setup.h"
  17 #include "wx/utils.h"
  18 #include "wx/palette.h"
  19 #include "wx/bitmap.h"
  20 #include "wx/icon.h"
  21 #include "wx/log.h"
  22 #include "wx/image.h"
  23 #include "wx/module.h"
  24
  25 IMPLEMENT_ABSTRACT_CLASS(wxBitmapBase, wxGDIObject)
  26 IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandlerBase,wxObject)
  27
  28 wxList wxBitmapBase::sm_handlers;
  29
  30 void wxBitmapBase::AddHandler(wxBitmapHandlerBase *handler)
  31 {
  32     sm_handlers.Append(handler);
  33 }
  34
  35 void wxBitmapBase::InsertHandler(wxBitmapHandlerBase *handler)
  36 {
  37     sm_handlers.Insert(handler);
  38 }
  39
  40 bool wxBitmapBase::RemoveHandler(const wxString& name)
  41 {
  42     wxBitmapHandler *handler = FindHandler(name);
  43     if ( handler )
  44     {
  45         sm_handlers.DeleteObject(handler);
  46         return TRUE;
  47     }
  48     else
  49         return FALSE;
  50 }
  51
  52 wxBitmapHandler *wxBitmapBase::FindHandler(const wxString& name)
  53 {
  54     wxNode *node = sm_handlers.First();
  55     while ( node )
  56     {
  57         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
  58         if ( handler->GetName() == name )
  59             return handler;
  60         node = node->Next();
  61     }
  62     return NULL;
  63 }
  64
  65 wxBitmapHandler *wxBitmapBase::FindHandler(const wxString& extension, wxBitmapType bitmapType)
  66 {
  67     wxNode *node = sm_handlers.First();
  68     while ( node )
  69     {
  70         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
  71         if ( handler->GetExtension() == extension &&
  72                     (bitmapType == -1 || handler->GetType() == bitmapType) )
  73             return handler;
  74         node = node->Next();
  75     }
  76     return NULL;
  77 }
  78
  79 wxBitmapHandler *wxBitmapBase::FindHandler(wxBitmapType bitmapType)
  80 {
  81     wxNode *node = sm_handlers.First();
  82     while ( node )
  83     {
  84         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
  85         if (handler->GetType() == bitmapType)
  86             return handler;
  87         node = node->Next();
  88     }
  89     return NULL;
  90 }
  91
  92 void wxBitmapBase::CleanUpHandlers()
  93 {
  94     wxNode *node = sm_handlers.First();
  95     while ( node )
  96     {
  97         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
  98         wxNode *next = node->Next();
  99         delete handler;
 100         delete node;
 101         node = next;
 102     }
 103 }
 104
 105
 106
 107 class wxBitmapBaseModule: public wxModule
 108 {
 109 DECLARE_DYNAMIC_CLASS(wxBitmapBaseModule)
 110 public:
 111     wxBitmapBaseModule() {}
 112     bool OnInit() { wxBitmap::InitStandardHandlers(); return TRUE; };
 113     void OnExit() { wxBitmap::CleanUpHandlers(); };
 114 };
 115
 116 IMPLEMENT_DYNAMIC_CLASS(wxBitmapBaseModule, wxModule)