csutil/plugldr.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 1998-2001 by Jorrit Tyberghein 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public 00015 License along with this library; if not, write to the Free 00016 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 */ 00018 00019 #ifndef __CS_PLUGLDR_H__ 00020 #define __CS_PLUGLDR_H__ 00021 00026 #include "csextern.h" 00027 #include "csutil/parray.h" 00028 #include "csutil/ref.h" 00029 #include "csutil/scf.h" 00030 00031 struct iObjectRegistry; 00032 00036 struct csPluginLoadRec 00037 { 00038 char* Tag; 00039 char* ClassID; 00040 csRef<iBase> plugin; 00041 00042 csPluginLoadRec (const char* iTag, const char* iClassID) 00043 { Tag = csStrNew (iTag); ClassID = csStrNew (iClassID); } 00044 ~csPluginLoadRec () 00045 { delete [] ClassID; delete [] Tag; } 00046 }; 00047 00051 class CS_CRYSTALSPACE_EXPORT csPluginList : public csPDelArray<csPluginLoadRec> 00052 { 00053 public: 00054 bool Sort (iObjectRegistry* object_reg); 00055 private: 00056 bool RecurseSort (iObjectRegistry*, size_t row, size_t* order, size_t* loop, 00057 bool *matrix); 00058 }; 00059 00064 class CS_CRYSTALSPACE_EXPORT csPluginLoader 00065 { 00066 friend class csPluginList; 00067 00068 private: 00069 // The object registry. 00070 iObjectRegistry* object_reg; 00071 // Requested plugins. 00072 csPluginList requested_plugins; 00073 00074 public: 00076 csPluginLoader (iObjectRegistry* object_reg); 00078 virtual ~csPluginLoader (); 00079 00090 void RequestPlugin (const char* pluginName, const char* tagName); 00091 00093 bool LoadPlugins (); 00094 }; 00095 00096 #endif // __CS_PLUGLDR_H__ 00097
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