phonelinelocker.hpp

来自「sip 开源代码 源于novell sip 开源代码 源于novell」· HPP 代码 · 共 52 行

/*
 *  Copyright (C) 2004-2005 Savoir-Faire Linux inc.
 *  Author: Jean-Philippe Barrette-LaPierre
 *             <[e-mail]>
 *                                                                              
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *                                                                              
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *                                                                              
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef SFLPHONEGUI_PHONELINELOCKER_HPP
#define SFLPHONEGUI_PHONELINELOCKER_HPP

class PhoneLine;

/**
 * This class is used as a Lock. It means
 * that it will lock a phone line on its
 * constructor, and unlock it in its 
 * destructor. This is generaly used to
 * be exception safe.
 */
class PhoneLineLocker
{
public:
  /**
   * Retreive the "line" PhoneLine and
   * locks it.
   */
  PhoneLineLocker(PhoneLine *line, bool lock = true);

  /**
   * Unlock the currently locked PhoneLine.
   */
  ~PhoneLineLocker();

private:
  PhoneLine *mPhoneLine;
};

#endif