contrib/src/xrc/xh_listb.cpp

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