MyGUI 3.0.1

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 
00026 namespace MyGUI
00027 {
00028 
00029     MYGUI_INSTANCE_IMPLEMENT( DynLibManager )
00030 
00031     void DynLibManager::initialise()
00032     {
00033         MYGUI_ASSERT(!mIsInitialise, INSTANCE_TYPE_NAME << " initialised twice");
00034         MYGUI_LOG(Info, "* Initialise: " << INSTANCE_TYPE_NAME);
00035 
00036         MYGUI_LOG(Info, INSTANCE_TYPE_NAME << " successfully initialized");
00037         mIsInitialise = true;
00038     }
00039 
00040     void DynLibManager::shutdown()
00041     {
00042         if (!mIsInitialise) return;
00043         MYGUI_LOG(Info, "* Shutdown: " << INSTANCE_TYPE_NAME);
00044 
00045         StringDynLibMap::iterator it;
00046 
00047         // unload and delete resources
00048         for (it = mLibsMap.begin(); it != mLibsMap.end(); ++it)
00049         {
00050             it->second->unload();
00051             delete it->second;
00052         }
00053 
00054         // Empty the list
00055         mLibsMap.clear();
00056 
00057         MYGUI_LOG(Info, INSTANCE_TYPE_NAME << " successfully shutdown");
00058         mIsInitialise = false;
00059     }
00060 
00061     DynLib* DynLibManager::load(const std::string &fileName)
00062     {
00063         StringDynLibMap::iterator it = mLibsMap.find(fileName);
00064 
00065         if (it != mLibsMap.end())
00066         {
00067             return it->second;
00068         }
00069 
00070         DynLib *pLib = new DynLib(fileName);
00071         if (!pLib->load())
00072         {
00073             delete pLib;
00074             return 0;
00075         }
00076 
00077         mLibsMap[fileName] = pLib;
00078         return pLib;
00079     }
00080 
00081     void DynLibManager::unload(DynLib *library)
00082     {
00083         StringDynLibMap::iterator it = mLibsMap.find(library->getName());
00084 
00085         if (it != mLibsMap.end())
00086             mLibsMap.erase(it);
00087 
00088         library->unload();
00089         delete library;
00090     }
00091 }
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