src/generic/imaglist.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        imaglist.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Created:     01/02/97
   6 // Id:
   7 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifdef __GNUG__
  12 #pragma implementation "imaglist.h"
  13 #endif
  14
  15 #include "wx/imaglist.h"
  16
  17 //-----------------------------------------------------------------------------
  18 //  wxImageList
  19 //-----------------------------------------------------------------------------
  20
  21 IMPLEMENT_DYNAMIC_CLASS(wxImageList, wxObject)
  22
  23 wxImageList::wxImageList(void)
  24 {
  25   Create();
  26 };
  27
  28 wxImageList::~wxImageList(void)
  29 {
  30 };
  31
  32 int wxImageList::GetImageCount(void) const
  33 {
  34   return m_images.Number();
  35 };
  36
  37 bool wxImageList::Create(void)
  38 {
  39   m_images.DeleteContents( TRUE );
  40   return TRUE;
  41 };
  42
  43 int wxImageList::Add( const wxBitmap &bitmap )
  44 {
  45   m_images.Append( new wxBitmap(bitmap) );
  46   return m_images.Number();
  47 };
  48
  49 bool wxImageList::Replace( const int index, const wxBitmap &bitmap )
  50 {
  51   wxNode *node = m_images.Nth( index );
  52   if (!node) return FALSE;
  53
  54   if (index == m_images.Number()-1)
  55   {
  56     m_images.DeleteNode( node );
  57     m_images.Append( new wxBitmap(bitmap) );
  58   }
  59   else
  60   {
  61     wxNode *next = node->Next();
  62     m_images.DeleteNode( node );
  63     m_images.Insert( next, new wxBitmap(bitmap) );
  64   };
  65
  66   return TRUE;
  67 };
  68
  69 bool wxImageList::Remove( const int index )
  70 {
  71   wxNode *node = m_images.Nth( index );
  72   if (node) m_images.DeleteNode( node );
  73   return (node != NULL);
  74 };
  75
  76 bool wxImageList::RemoveAll(void)
  77 {
  78   m_images.Clear();
  79   return TRUE;
  80 };
  81
  82 bool wxImageList::GetSize( const int index, int &width, int &height ) const
  83 {
  84   wxNode *node = m_images.Nth( index );
  85   if (node)
  86   {
  87     wxBitmap *bm = (wxBitmap*)node->Data();
  88     width = bm->GetWidth();
  89     height = bm->GetHeight();
  90     return TRUE;
  91   }
  92   else
  93   {
  94     width = 0;
  95     height = 0;
  96     return FALSE;
  97   };
  98 };
  99
 100 bool wxImageList::Draw( const int index, wxDC &dc,
 101                         const int x, const int y,
 102                         const int WXUNUSED(flags), const bool WXUNUSED(solidBackground) )
 103 {
 104   wxNode *node = m_images.Nth( index );
 105   if (!node) return FALSE;
 106   wxBitmap *bm = (wxBitmap*)node->Data();
 107   wxIcon *icon = (wxIcon*)bm;
 108   dc.DrawIcon( *icon, x, y );
 109   return TRUE;
 110 };
 111
 112