/////////////////////////////////////////////////////////////////////////////// Name:        xh_unkwn.cpp// Purpose:     XRC resource for unknown widget// Author:      Vaclav Slavik// Created:     2000/09/09// RCS-ID:      $Id: xh_unkwn.cpp,v 1.1 2004/03/13 04:01:17 hopeseekr Exp $// Copyright:   (c) 2000 Vaclav Slavik// Licence:     wxWindows licence/////////////////////////////////////////////////////////////////////////////#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)#pragma implementation "xh_unkwn.h"#endif// For compilers that support precompilation, includes "wx.h".#include "wx/wxprec.h"#ifdef __BORLANDC__    #pragma hdrstop#endif#include "wx/xrc/xh_unkwn.h"#include "wx/window.h"#include "wx/log.h"#include "wx/sizer.h"#include "wx/panel.h"class wxUnknownControlContainer : public wxPanel{public:    wxUnknownControlContainer(wxWindow *parent,                              const wxString& controlName,                              wxWindowID id = -1,                              const wxPoint& pos = wxDefaultPosition,                              const wxSize& size = wxDefaultSize)        : wxPanel(parent, id, pos, size, wxTAB_TRAVERSAL | wxNO_BORDER,                  controlName + wxT("_container")),          m_controlName(controlName), m_controlAdded(FALSE)    {        m_bg = GetBackgroundColour();        SetBackgroundColour(wxColour(255, 0, 255));    }    virtual void AddChild(wxWindowBase *child);    virtual void RemoveChild(wxWindowBase *child);protected:    wxString m_controlName;    bool m_controlAdded;    wxColour m_bg;};void wxUnknownControlContainer::AddChild(wxWindowBase *child){    wxASSERT_MSG( !m_controlAdded, wxT("Couldn't add two unknown controls to the same container!") );    wxPanel::AddChild(child);    SetBackgroundColour(m_bg);    child->SetName(m_controlName);    child->SetId(wxXmlResource::GetXRCID(m_controlName));    m_controlAdded = TRUE;    wxSizer *sizer = new wxBoxSizer(wxHORIZONTAL);    sizer->Add((wxWindow*)child, 1, wxEXPAND);    SetSizer(sizer);    SetAutoLayout(TRUE);    Layout();}void wxUnknownControlContainer::RemoveChild(wxWindowBase *child){    wxPanel::RemoveChild(child);    m_controlAdded = FALSE;    GetSizer()->Remove((wxWindow*)child);}wxUnknownWidgetXmlHandler::wxUnknownWidgetXmlHandler(): wxXmlResourceHandler(){}wxObject *wxUnknownWidgetXmlHandler::DoCreateResource(){    wxPanel *panel =        new wxUnknownControlContainer(m_parentAsWindow,                                      GetName(), -1,                                      GetPosition(), GetSize());    SetupWindow(panel);    return panel;}bool wxUnknownWidgetXmlHandler::CanHandle(wxXmlNode *node){    return IsOfClass(node, wxT("unknown"));}