contrib/src/xml/xh_choic.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        xh_choic.cpp
   3 // Purpose:     XML 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/xml/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_Node->GetName() == _T("choice"))
  35     {
  36         // find the selection
  37         long selection = GetLong( _T("selection"), -1 );
  38
  39         // need to build the list of strings from children
  40         m_InsideBox = TRUE;
  41         CreateChildren( NULL, TRUE /* only this handler */,
  42                         GetParamNode(_T("content")));
  43         wxString *strings = (wxString *) NULL;
  44         if( strList.GetCount() > 0 )
  45         {
  46             strings = new wxString[strList.GetCount()];
  47             int count = strList.GetCount();
  48             for( int i = 0; i < count; i++ )
  49                 strings[i]=strList[i];
  50         }
  51
  52
  53         wxChoice *control = new wxChoice(m_ParentAsWindow,
  54                                     GetID(),
  55                                     GetPosition(), GetSize(),
  56                                     strList.GetCount(),
  57                                     strings,
  58                                     GetStyle(),
  59                                     wxDefaultValidator,
  60                                     GetName()
  61                                     );
  62
  63         if( selection != -1 )
  64             control->SetSelection( selection );
  65
  66         SetupWindow(control);
  67
  68         if( strings != NULL )
  69             delete [] strings;
  70         strList.Clear();    // dump the strings
  71
  72         return control;
  73     }
  74     else
  75     {
  76         // on the inside now.
  77         // handle <item>Label</item>
  78
  79         // add to the list
  80         strList.Add( GetNodeContent(m_Node) );
  81
  82         return NULL;
  83     }
  84
  85 }
  86
  87
  88
  89 bool wxChoiceXmlHandler::CanHandle(wxXmlNode *node)
  90 {
  91     return( node->GetName() == _T("choice") ||
  92         ( m_InsideBox &&
  93             node->GetName() == _T("item" ))
  94         );
  95 }
  96
  97