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objreg.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 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_IUTIL_OBJREG_H__ 00020 #define __CS_IUTIL_OBJREG_H__ 00021 00029 #include "csutil/scf.h" 00030 #include "csutil/ref.h" 00031 00032 #define CS_QUERY_REGISTRY_TAG(Reg, Tag) \ 00033 csPtr<iBase> ((iBase*) (CS_IMPLICIT_PTR_CAST(iObjectRegistry, Reg)->Get (Tag))) 00034 #define CS_QUERY_REGISTRY(Reg,Interface) \ 00035 csPtr<Interface> ((Interface*)(CS_IMPLICIT_PTR_CAST(iObjectRegistry, Reg)->Get (#Interface, \ 00036 scfInterface<Interface>::GetID(), scfInterface<Interface>::GetVersion()))) 00037 #define CS_QUERY_REGISTRY_TAG_INTERFACE(Reg, Tag, Interface) \ 00038 csPtr<Interface> ((Interface*)(CS_IMPLICIT_PTR_CAST(iObjectRegistry, Reg)->Get (Tag, \ 00039 scfInterface<Interface>::GetID(), scfInterface<Interface>::GetVersion()))) 00040 00041 struct iObjectRegistryIterator; 00042 00043 SCF_VERSION (iObjectRegistry, 0, 0, 4); 00044 00062 struct iObjectRegistry : public iBase 00063 { 00064 // Allow implicit casts through static function. 00065 CS_IMPLEMENT_IMPLICIT_PTR_CAST (iObjectRegistry); 00066 00070 virtual void Clear () = 0; 00071 00088 virtual bool Register (iBase* obj, char const* tag = 0) = 0; 00089 00101 virtual void Unregister (iBase* obj, char const* tag = 0) = 0; 00102 00109 virtual iBase* Get (char const* tag) = 0; 00110 00118 virtual iBase* Get (char const* tag, scfInterfaceID id, int version) = 0; 00119 00126 virtual csPtr<iObjectRegistryIterator> Get ( 00127 scfInterfaceID id, int version) = 0; 00128 00135 virtual csPtr<iObjectRegistryIterator> Get () = 0; 00136 }; 00137 00138 SCF_VERSION (iObjectRegistryIterator, 0, 1, 0); 00139 00144 struct iObjectRegistryIterator : public iBase 00145 { 00150 virtual bool Reset () = 0; 00151 00155 virtual const char* GetCurrentTag () = 0; 00156 00160 virtual bool HasNext () = 0; 00161 00165 virtual iBase* Next () = 0; 00166 }; 00167 00170 #endif // __CS_IUTIL_OBJREG_H__ 00171
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