csutil/plugldr.h
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 00022 #include "csextern.h" 00023 #include "parray.h" 00024 #include "util.h" 00025 00026 struct iObjectRegistry; 00027 00029 struct csPluginLoadRec 00030 { 00031 char* Tag; 00032 char* ClassID; 00033 iBase* plugin; 00034 00035 csPluginLoadRec (const char* iTag, const char* iClassID) 00036 { Tag = csStrNew (iTag); ClassID = csStrNew (iClassID); } 00037 ~csPluginLoadRec () 00038 { delete [] ClassID; delete [] Tag; } 00039 }; 00040 00042 class CS_CSUTIL_EXPORT csPluginList : public csPDelArray<csPluginLoadRec> 00043 { 00044 public: 00045 bool Sort (iObjectRegistry* object_reg); 00046 private: 00047 bool RecurseSort (iObjectRegistry*, int row, int *order, int *loop, 00048 bool *matrix); 00049 }; 00050 00055 class CS_CSUTIL_EXPORT csPluginLoader 00056 { 00057 friend class csPluginList; 00058 00059 private: 00060 // The object registry. 00061 iObjectRegistry* object_reg; 00062 // Requested plugins. 00063 csPluginList requested_plugins; 00064 00065 public: 00067 csPluginLoader (iObjectRegistry* object_reg); 00069 virtual ~csPluginLoader (); 00070 00081 void RequestPlugin (const char* pluginName, const char* tagName); 00082 00084 bool LoadPlugins (); 00085 }; 00086 00087 #endif // __CS_PLUGLDR_H__ 00088
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