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MyGUI_DynLibManager.cpp

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00001 
00007 /*
00008     This file is part of MyGUI.
00009 
00010     MyGUI 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     MyGUI 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 MyGUI.  If not, see <http://www.gnu.org/licenses/>.
00022 */
00023 #include "MyGUI_Precompiled.h"
00024 #include "MyGUI_DynLibManager.h"
00025 #include "MyGUI_Common.h"
00026 
00027 namespace MyGUI
00028 {
00029 
00030     MYGUI_INSTANCE_IMPLEMENT(DynLibManager);
00031 
00032     void DynLibManager::initialise()
00033     {
00034         MYGUI_ASSERT(false == mIsInitialise, INSTANCE_TYPE_NAME << " initialised twice");
00035         MYGUI_LOG(Info, "* Initialise: " << INSTANCE_TYPE_NAME);
00036 
00037         MYGUI_LOG(Info, INSTANCE_TYPE_NAME << " successfully initialized");
00038         mIsInitialise = true;
00039     }
00040 
00041     void DynLibManager::shutdown()
00042     {
00043         if (false == mIsInitialise) return;
00044         MYGUI_LOG(Info, "* Shutdown: " << INSTANCE_TYPE_NAME);
00045 
00046         StringDynLibMap::iterator it;
00047 
00048         // unload and delete resources
00049         for (it = mLibsMap.begin(); it != mLibsMap.end(); it++)
00050         {
00051             it->second->unload();
00052             delete it->second;
00053         }
00054 
00055         // Empty the list
00056         mLibsMap.clear();
00057 
00058         MYGUI_LOG(Info, INSTANCE_TYPE_NAME << " successfully shutdown");
00059         mIsInitialise = false;
00060     }
00061 
00062     DynLib* DynLibManager::load(const std::string &fileName)
00063     {
00064         StringDynLibMap::iterator it = mLibsMap.find(fileName);
00065 
00066         if (it != mLibsMap.end())
00067         {
00068             return it->second;
00069         }
00070 
00071         DynLib *pLib = new DynLib(fileName);
00072         pLib->load();
00073         mLibsMap[fileName] = pLib;
00074         return pLib;
00075 
00076     }
00077 
00078     void DynLibManager::unload(DynLib *library)
00079     {
00080         StringDynLibMap::iterator it = mLibsMap.find(library->getName());
00081 
00082         if (it != mLibsMap.end())
00083             mLibsMap.erase(it);
00084 
00085         library->unload();
00086         delete library;
00087     }
00088 }

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