contrib/src/xml/xh_listb.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        xh_listb.cpp
   3 // Purpose:     XML resource for wxListBox
   4 // Author:      Bob Mitchell & Vaclav Slavik
   5 // Created:     2000/07/29
   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_listb.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_listb.h"
  23 #include "wx/listbox.h"
  24
  25 wxListBoxXmlHandler::wxListBoxXmlHandler()
  26 : wxXmlResourceHandler() , m_InsideBox(FALSE)
  27 {
  28     ADD_STYLE(wxLB_SINGLE);
  29     ADD_STYLE(wxLB_MULTIPLE);
  30     ADD_STYLE(wxLB_EXTENDED);
  31     ADD_STYLE(wxLB_HSCROLL);
  32     ADD_STYLE(wxLB_ALWAYS_SB);
  33     ADD_STYLE(wxLB_NEEDED_SB);
  34     ADD_STYLE(wxLB_SORT);
  35     AddWindowStyles();
  36 }
  37
  38 wxObject *wxListBoxXmlHandler::DoCreateResource()
  39 {
  40     if( m_Node->GetName() == _T("listbox"))
  41     {
  42         // find the selection
  43         long selection = GetLong( _T("selection"), -1 );
  44
  45         // need to build the list of strings from children
  46         m_InsideBox = TRUE;
  47         CreateChildren( NULL, TRUE /* only this handler */,
  48                         GetParamNode(_T("content")));
  49         wxString *strings = (wxString *) NULL;
  50         if( strList.GetCount() > 0 )
  51         {
  52             strings = new wxString[strList.GetCount()];
  53             int count = strList.GetCount();
  54             for( int i = 0; i < count; i++ )
  55                 strings[i]=strList[i];
  56         }
  57
  58
  59         wxListBox *control = new wxListBox(m_ParentAsWindow,
  60                                     GetID(),
  61                                     GetPosition(), GetSize(),
  62                                     strList.GetCount(),
  63                                     strings,
  64                                     GetStyle(),
  65                                     wxDefaultValidator,
  66                                     GetName()
  67                                     );
  68
  69         if( selection != -1 )
  70             control->SetSelection( selection );
  71
  72         SetupWindow(control);
  73
  74         if( strings != NULL )
  75             delete [] strings;
  76         strList.Clear();    // dump the strings
  77
  78         return control;
  79     }
  80     else
  81     {
  82         // on the inside now.
  83         // handle <item>Label</item>
  84
  85         // add to the list
  86         strList.Add( GetNodeContent(m_Node) );
  87
  88         return NULL;
  89     }
  90
  91 }
  92
  93
  94
  95 bool wxListBoxXmlHandler::CanHandle(wxXmlNode *node)
  96 {
  97     return( node->GetName() == _T("listbox") ||
  98         ( m_InsideBox &&
  99             node->GetName() == _T("item" ))
 100         );
 101 }
 102
 103