PopupMenu.h

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// $Id: $
//==========================================================================
//  AIDA Detector description implementation for LCD
//--------------------------------------------------------------------------
// Copyright (C) Organisation europeenne pour la Recherche nucleaire (CERN)
// All rights reserved.
//
// For the licensing terms see $DD4hepINSTALL/LICENSE.
// For the list of contributors see $DD4hepINSTALL/doc/CREDITS.
//
// Author     : M.Frank
//
//==========================================================================
#ifndef DD4HEP_DDEVE_POPUPMENU_H
#define DD4HEP_DDEVE_POPUPMENU_H

// Framework include files
#include "DD4hep/Callback.h"
#include "TGMenu.h"

// C/C++ include files
#include <string>
#include <map>

// Forward declarations
class TGWindow;

namespace DD4hep {

  /*
   *  \author  M.Frank
   *  \version 1.0
   *  \ingroup DD4HEP_EVE
   */
  class PopupMenu  {
  public:
    typedef std::map<int,Callback> Callbacks;
  protected:
    Callbacks m_calls;
    TGPopupMenu m_popup;
    int m_cmd;
  public:
    PopupMenu(const TGWindow *parent);
    virtual ~PopupMenu();
    void HandleMenu(int id);

    TGPopupMenu& menu()  {  return m_popup; }

    virtual void Build(TGMenuBar* bar, int hints=kLHintsNormal);

    virtual void AddSeparator(TGMenuEntry* before = 0);
    virtual void AddLabel(const char* s, const TGPicture* p = 0, TGMenuEntry* before = 0);
    virtual void AddPopup(const char* s, TGPopupMenu* popup, TGMenuEntry* before = 0, const TGPicture* p = 0);
    virtual int AddEntry(const char* name, Callback cb, void* ud=0, const TGPicture* p=0, TGMenuEntry* before=0);
    template <typename T>
    int AddEntry(const char* name, T* ptr, void (T::*pmf)(TGMenuEntry*, void*), void* ud=0, const TGPicture* p=0, TGMenuEntry* before=0)  {
      return AddEntry(name, Callback(ptr).make(pmf), ud, p, before);
    }
    void CheckEntry(int id);
    void UnCheckEntry(int id);
    bool IsEntryChecked(int id);

    TGPopupMenu* operator->() { return &m_popup; }
    operator TGPopupMenu* () { return &m_popup; }

    ClassDef(PopupMenu,0);
  };


} /* End namespace DD4hep   */


#endif /* DD4HEP_DDEVE_POPUPMENU_H */