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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 00031 struct csPluginLoadRec 00032 { 00033 char* Tag; 00034 char* ClassID; 00035 csRef<iBase> plugin; 00036 00037 csPluginLoadRec (const char* iTag, const char* iClassID) 00038 { Tag = csStrNew (iTag); ClassID = csStrNew (iClassID); } 00039 ~csPluginLoadRec () 00040 { delete [] ClassID; delete [] Tag; } 00041 }; 00042 00046 class CS_CSUTIL_EXPORT csPluginList : public csPDelArray<csPluginLoadRec> 00047 { 00048 public: 00049 bool Sort (iObjectRegistry* object_reg); 00050 private: 00051 bool RecurseSort (iObjectRegistry*, size_t row, size_t* order, size_t* loop, 00052 bool *matrix); 00053 }; 00054 00059 class CS_CSUTIL_EXPORT csPluginLoader 00060 { 00061 friend class csPluginList; 00062 00063 private: 00064 // The object registry. 00065 iObjectRegistry* object_reg; 00066 // Requested plugins. 00067 csPluginList requested_plugins; 00068 00069 public: 00071 csPluginLoader (iObjectRegistry* object_reg); 00073 virtual ~csPluginLoader (); 00074 00085 void RequestPlugin (const char* pluginName, const char* tagName); 00086 00088 bool LoadPlugins (); 00089 }; 00090 00091 #endif // __CS_PLUGLDR_H__ 00092
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