OpenWalnut  1.4.0
WGERequirement.cpp
00001 //---------------------------------------------------------------------------
00002 //
00003 // Project: OpenWalnut ( http://www.openwalnut.org )
00004 //
00005 // Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS
00006 // For more information see http://www.openwalnut.org/copying
00007 //
00008 // This file is part of OpenWalnut.
00009 //
00010 // OpenWalnut is free software: you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as published by
00012 // the Free Software Foundation, either version 3 of the License, or
00013 // (at your option) any later version.
00014 //
00015 // OpenWalnut is distributed in the hope that it will be useful,
00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018 // GNU Lesser General Public License for more details.
00019 //
00020 // You should have received a copy of the GNU Lesser General Public License
00021 // along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>.
00022 //
00023 //---------------------------------------------------------------------------
00024 
00025 #include <string>
00026 
00027 #include "WGraphicsEngine.h"
00028 
00029 #include "WGERequirement.h"
00030 
00031 WGERequirement::WGERequirement():
00032     WRequirement()
00033 {
00034     // initialize members
00035 }
00036 
00037 WGERequirement::~WGERequirement()
00038 {
00039     // cleanup
00040 }
00041 
00042 bool WGERequirement::isComplied() const
00043 {
00044     // simply using isRunning() is not sufficient. It is possible that a module starts before the GE has completed startup.
00045     // We use the wait function. It returns immediately if the engine already runs. It returns false if engine is not running and will not be
00046     // running.
00047     return WGraphicsEngine::waitForStartupComplete();
00048 }
00049 
00050 std::string WGERequirement::getDescription() const
00051 {
00052     return "Module needs a running graphics engine.";
00053 }
00054