/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 2002 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Peter Van der Beken (original author) * * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #ifndef nsIBaseDOMException_h___ #define nsIBaseDOMException_h___ #include "nsIDOMClassInfo.h" // {1f13b201-39fa-11d6-a7f2-df501ff820dc} #define NS_BASE_DOM_EXCEPTION_CID \ { 0x1f13b201, 0x39fa, 0x11d6, \ { 0xa7, 0xf2, 0xdf, 0x50, 0x1f, 0xf8, 0x20, 0xdc } } // {731d9701-39f8-11d6-a7f2-b39073384c9c} #define NS_IBASEDOMEXCEPTION_IID \ { 0x731d9701, 0x39f8, 0x11d6, \ { 0xa7, 0xf2, 0xb3, 0x90, 0x73, 0x38, 0x4c, 0x9c } } class nsIBaseDOMException : public nsISupports { public: NS_DEFINE_STATIC_IID_ACCESSOR(NS_IBASEDOMEXCEPTION_IID) NS_IMETHOD Init(nsresult aNSResult, const char* aName, const char* aMessage, nsIException* aDefaultException) = 0; }; #define IMPL_DOM_EXCEPTION_HEAD(classname, ifname) \ class classname : public nsIException, \ public ifname \ { \ public: \ classname(nsIException* aInner); \ virtual ~classname(); \ \ NS_DECL_ISUPPORTS \ NS_FORWARD_NSIEXCEPTION(mBase->) // Note: the exception implemented by this macro doesn't free the pointers // it gets from the mapping_function and assumes they will be valid // as long as the exception object is alive. #define IMPL_DOM_EXCEPTION_TAIL(classname, ifname, domname, module, \ mapping_function) \ private: \ nsCOMPtr mBase; \ }; \ \ classname::classname(nsIException* aInner) : mBase(aInner) \ { \ NS_INIT_ISUPPORTS(); \ } \ classname::~classname() {} \ \ NS_IMPL_ADDREF(classname) \ NS_IMPL_RELEASE(classname) \ NS_INTERFACE_MAP_BEGIN(classname) \ NS_INTERFACE_MAP_ENTRY(nsIException) \ NS_INTERFACE_MAP_ENTRY(ifname) \ NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIException) \ NS_INTERFACE_MAP_ENTRY_EXTERNAL_DOM_CLASSINFO(domname) \ NS_INTERFACE_MAP_END \ \ NS_DEFINE_CID(kBaseDOMException_CID_##domname, NS_BASE_DOM_EXCEPTION_CID); \ \ nsresult \ NS_New##domname(nsresult aNSResult, nsIException* aDefaultException, \ nsIException** aException); \ nsresult \ NS_New##domname(nsresult aNSResult, nsIException* aDefaultException, \ nsIException** aException) \ { \ if (!(NS_ERROR_GET_MODULE(aNSResult) == module)) { \ NS_WARNING("Trying to create an exception for the wrong error module."); \ return NS_ERROR_FAILURE; \ } \ const char* name; \ const char* message; \ mapping_function(aNSResult, &name, &message); \ nsCOMPtr baseException = \ do_CreateInstance(kBaseDOMException_CID_##domname); \ NS_ENSURE_TRUE(baseException, NS_ERROR_OUT_OF_MEMORY); \ baseException->Init(aNSResult, name, message, aDefaultException); \ nsCOMPtr inner = do_QueryInterface(baseException); \ *aException = new classname(inner); \ NS_ENSURE_TRUE(*aException, NS_ERROR_OUT_OF_MEMORY); \ NS_ADDREF(*aException); \ return NS_OK; \ } #endif /* nsIBaseDOMException_h___ */