locknull.cpp

00001 /*
00002     This file is part of libkabc.
00003 
00004     Copyright (c) 2003 Cornelius Schumacher <schumacher@kde.org>
00005 
00006     This library is free software; you can redistribute it and/or
00007     modify it under the terms of the GNU Library General Public
00008     License as published by the Free Software Foundation; either
00009     version 2 of the License, or (at your option) any later version.
00010 
00011     This library is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     Library General Public License for more details.
00015 
00016     You should have received a copy of the GNU Library General Public License
00017     along with this library; see the file COPYING.LIB.  If not, write to
00018     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019     Boston, MA 02110-1301, USA.
00020 */
00021 
00022 #include "locknull.h"
00023 
00024 #include <klocale.h>
00025 #include <kdebug.h>
00026 
00027 using namespace KABC;
00028 
00029 LockNull::LockNull( bool allowAccess )
00030   : Lock( QString::null ), mAllowAccess( allowAccess )
00031 {
00032 }
00033 
00034 LockNull::~LockNull()
00035 {
00036   unlock();
00037 }
00038 
00039 bool LockNull::lock()
00040 {
00041   if ( !mAllowAccess ) return false;
00042   
00043   kdWarning() << "LockNull::lock() force success. Doesn't actually lock."
00044               << endl;
00045   
00046   emit locked();
00047   
00048   return true;
00049 }
00050 
00051 bool LockNull::unlock()
00052 {
00053   emit unlocked();
00054   return true;
00055 }
00056 
00057 QString LockNull::error() const
00058 {
00059   if ( mAllowAccess )
00060     return i18n("LockNull: All locks succeed but no actual locking is done.");
00061   else
00062     return i18n("LockNull: All locks fail.");
00063 }
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