/gecko_api/include/nsGenericFactory.h
C++ Header | 127 lines | 59 code | 26 blank | 42 comment | 0 complexity | fd714a0f0e417ec8a564c4c80f8e8efd MD5 | raw file
1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ 2/* ***** BEGIN LICENSE BLOCK ***** 3 * Version: MPL 1.1/GPL 2.0/LGPL 2.1 4 * 5 * The contents of this file are subject to the Mozilla Public License Version 6 * 1.1 (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * http://www.mozilla.org/MPL/ 9 * 10 * Software distributed under the License is distributed on an "AS IS" basis, 11 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 12 * for the specific language governing rights and limitations under the 13 * License. 14 * 15 * The Original Code is mozilla.org code. 16 * 17 * The Initial Developer of the Original Code is 18 * Netscape Communications Corporation. 19 * Portions created by the Initial Developer are Copyright (C) 1998 20 * the Initial Developer. All Rights Reserved. 21 * 22 * Contributor(s): 23 * 24 * Alternatively, the contents of this file may be used under the terms of 25 * either of the GNU General Public License Version 2 or later (the "GPL"), 26 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), 27 * in which case the provisions of the GPL or the LGPL are applicable instead 28 * of those above. If you wish to allow use of your version of this file only 29 * under the terms of either the GPL or the LGPL, and not to allow others to 30 * use your version of this file under the terms of the MPL, indicate your 31 * decision by deleting the provisions above and replace them with the notice 32 * and other provisions required by the GPL or the LGPL. If you do not delete 33 * the provisions above, a recipient may use your version of this file under 34 * the terms of any one of the MPL, the GPL or the LGPL. 35 * 36 * ***** END LICENSE BLOCK ***** */ 37 38#ifndef nsGenericFactory_h___ 39#define nsGenericFactory_h___ 40 41#include "nsCOMPtr.h" 42#include "nsIGenericFactory.h" 43#include "nsIClassInfo.h" 44 45/** 46 * Most factories follow this simple pattern, so why not just use a function 47 * pointer for most creation operations? 48 */ 49class nsGenericFactory : public nsIGenericFactory, public nsIClassInfo { 50public: 51 NS_DEFINE_STATIC_CID_ACCESSOR(NS_GENERICFACTORY_CID) 52 53 nsGenericFactory(const nsModuleComponentInfo *info = NULL); 54 55 NS_DECL_ISUPPORTS 56 NS_DECL_NSICLASSINFO 57 58 /* nsIGenericFactory methods */ 59 NS_IMETHOD SetComponentInfo(const nsModuleComponentInfo *info); 60 NS_IMETHOD GetComponentInfo(const nsModuleComponentInfo **infop); 61 62 NS_IMETHOD CreateInstance(nsISupports *aOuter, REFNSIID aIID, void **aResult); 63 64 NS_IMETHOD LockFactory(PRBool aLock); 65 66 static NS_METHOD Create(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr); 67private: 68 ~nsGenericFactory(); 69 70 const nsModuleComponentInfo *mInfo; 71}; 72 73//////////////////////////////////////////////////////////////////////////////// 74 75#include "nsIModule.h" 76#include "plhash.h" 77 78class nsGenericModule : public nsIModule 79{ 80public: 81 nsGenericModule(const char* moduleName, 82 PRUint32 componentCount, 83 const nsModuleComponentInfo* components, 84 nsModuleConstructorProc ctor, 85 nsModuleDestructorProc dtor); 86 87private: 88 ~nsGenericModule(); 89 90public: 91 NS_DECL_ISUPPORTS 92 93 NS_DECL_NSIMODULE 94 95 struct FactoryNode 96 { 97 FactoryNode(nsIGenericFactory* fact, FactoryNode* next) 98 { 99 mFactory = fact; 100 mNext = next; 101 } 102 ~FactoryNode(){} 103 104 nsCOMPtr<nsIGenericFactory> mFactory; 105 FactoryNode* mNext; 106 }; 107 108 109 110 111protected: 112 nsresult Initialize(nsIComponentManager* compMgr); 113 114 void Shutdown(); 115 nsresult AddFactoryNode(nsIGenericFactory* fact); 116 117 PRBool mInitialized; 118 const char* mModuleName; 119 PRUint32 mComponentCount; 120 const nsModuleComponentInfo* mComponents; 121 FactoryNode* mFactoriesNotToBeRegistered; 122 nsModuleConstructorProc mCtor; 123 nsModuleDestructorProc mDtor; 124}; 125 126#endif /* nsGenericFactory_h___ */ 127