src/xrc/xh_choic.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        xh_choic.cpp
   3 // Purpose:     XRC resource for wxChoice
   4 // Author:      Bob Mitchell
   5 // Created:     2000/03/21
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2000 Bob Mitchell and Verant Interactive
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifdef __GNUG__
  12 #pragma implementation "xh_choic.h"
  13 #endif
  14
  15 // For compilers that support precompilation, includes "wx.h".
  16 #include "wx/wxprec.h"
  17
  18 #ifdef __BORLANDC__
  19     #pragma hdrstop
  20 #endif
  21
  22 #include "wx/xrc/xh_choic.h"
  23 #include "wx/choice.h"
  24
  25 wxChoiceXmlHandler::wxChoiceXmlHandler()
  26 : wxXmlResourceHandler() , m_insideBox(FALSE)
  27 {
  28     ADD_STYLE(wxCB_SORT);
  29     AddWindowStyles();
  30 }
  31
  32 wxObject *wxChoiceXmlHandler::DoCreateResource()
  33 {
  34     if( m_class == wxT("wxChoice"))
  35     {
  36         // find the selection
  37         long selection = GetLong( wxT("selection"), -1 );
  38
  39         // need to build the list of strings from children
  40         m_insideBox = TRUE;
  41         CreateChildrenPrivately( NULL, GetParamNode(wxT("content")));
  42         wxString *strings = (wxString *) NULL;
  43         if( strList.GetCount() > 0 )
  44         {
  45             strings = new wxString[strList.GetCount()];
  46             int count = strList.GetCount();
  47             for( int i = 0; i < count; i++ )
  48                 strings[i]=strList[i];
  49         }
  50
  51
  52         wxChoice *control = new wxChoice(m_parentAsWindow,
  53                                     GetID(),
  54                                     GetPosition(), GetSize(),
  55                                     strList.GetCount(),
  56                                     strings,
  57                                     GetStyle(),
  58                                     wxDefaultValidator,
  59                                     GetName()
  60                                     );
  61
  62         if( selection != -1 )
  63             control->SetSelection( selection );
  64
  65         SetupWindow(control);
  66
  67         if( strings != NULL )
  68             delete [] strings;
  69         strList.Clear();    // dump the strings
  70
  71         return control;
  72     }
  73     else
  74     {
  75         // on the inside now.
  76         // handle <item>Label</item>
  77
  78         // add to the list
  79         strList.Add( GetNodeContent(m_node) );
  80
  81         return NULL;
  82     }
  83
  84 }
  85
  86
  87
  88 bool wxChoiceXmlHandler::CanHandle(wxXmlNode *node)
  89 {
  90     return (IsOfClass(node, wxT("wxChoice")) ||
  91            (m_insideBox && node->GetName() == wxT("item"))
  92            );
  93 }
  94
  95