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