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lightning-sunbird  0.9+nobinonly
nsTypeAheadFindRegistration.cpp
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is mozilla.org code.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *   Original Author: Aaron Leventhal (aaronl@netscape.com)
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either the GNU General Public License Version 2 or later (the "GPL"), or
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00028  * in which case the provisions of the GPL or the LGPL are applicable instead
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00037  * ***** END LICENSE BLOCK ***** */
00038 
00039 #include "nsIGenericFactory.h"
00040 #include "nsTypeAheadFind.h"
00041 #include "nsIServiceManager.h"
00042 #include "prprf.h"
00043 #include "nsCRT.h"
00044 #include "nsICategoryManager.h"
00045 
00047 // Define a table of CIDs implemented by this module along with other
00048 // information like the function to create an instance, contractid, and
00049 // class name.
00050 //
00051 // The Registration and Unregistration proc are optional in the structure.
00052 //
00053 
00054 
00055 // This function is called at component registration time
00056 static NS_METHOD
00057 nsTypeAheadFindRegistrationProc(nsIComponentManager *aCompMgr, nsIFile *aPath,
00058                                 const char *registryLocation,
00059                                 const char *componentType,
00060                                 const nsModuleComponentInfo *info)
00061 {
00062   // This function performs the extra step of installing us as
00063   // an application component. This makes sure that we're
00064   // initialized on application startup.
00065 
00066   // Register nsTypeAheadFind to be instantiated on startup.
00067   // XXX This is needed on linux, but for some reason not needed on win32.
00068   nsresult rv;
00069   nsCOMPtr<nsICategoryManager> categoryManager =
00070     do_GetService(NS_CATEGORYMANAGER_CONTRACTID, &rv);
00071 
00072   if (NS_SUCCEEDED(rv)) {
00073     rv = categoryManager->AddCategoryEntry(APPSTARTUP_CATEGORY,
00074                                            "Type Ahead Find", 
00075                                            "service,"
00076                                            NS_TYPEAHEADFIND_CONTRACTID,
00077                                            PR_TRUE, PR_TRUE, nsnull);
00078   }
00079 
00080   return rv;
00081 }
00082 
00083 
00084 NS_GENERIC_FACTORY_SINGLETON_CONSTRUCTOR(nsTypeAheadFind,
00085                                          nsTypeAheadFind::GetInstance)
00086 
00087 static void PR_CALLBACK
00088 TypeAheadFindModuleDtor(nsIModule* self)
00089 {
00090   nsTypeAheadFind::ReleaseInstance();
00091 }
00092 
00093 static const nsModuleComponentInfo components[] =
00094 {
00095   { "TypeAheadFind Component", NS_TYPEAHEADFIND_CID,
00096     NS_TYPEAHEADFIND_CONTRACTID, nsTypeAheadFindConstructor,
00097     nsTypeAheadFindRegistrationProc, nsnull  // Unregistration proc
00098   }
00099 };
00100 
00101 NS_IMPL_NSGETMODULE_WITH_DTOR(nsTypeAheadFind, components,
00102                               TypeAheadFindModuleDtor)