RetroZilla/xpfe/components/console/jsconsole-clhandler.js

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * ***** 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) 1999
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Martijn Pieters <mj@digicool.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of 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
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 * 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 ***** */

/*
 * -jsconsole commandline handler; starts up the JavaScript console.
 */

/*
 * Constants
 */

const JSCONSOLEHANDLER_CONTRACTID =
    "@mozilla.org/commandlinehandler/general-startup;1?type=jsconsole";

const JSCONSOLEHANDLER_CID = 
    Components.ID('{1698ef18-c128-41a1-b4d0-7f9acd2ae86c}');

/*
 * Classes
 */

/* jsConsoleHandler class constructor */
function jsConsoleHandler() {}

/* jsConsoleHandler class def */
jsConsoleHandler.prototype = {
    commandLineArgument: '-jsconsole',
    prefNameForStartup: 'general.startup.jsconsole',
    chromeUrlForTask: 'chrome://global/content/console.xul',
    helpText: 'Start with Javascript Console',
    handlesArgs: false,
    defaultArgs: null,
    openWindowWithArgs: false
};

/*
 * Objects
 */

/* jsConsoleHandler Module (for XPCOM registration) */
var jsConsoleHandlerModule = {
    registerSelf: function(compMgr, fileSpec, location, type) {
        compMgr = compMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar);

        compMgr.registerFactoryLocation(JSCONSOLEHANDLER_CID, 
                                        'JS Console Commandline Handler component',
                                        JSCONSOLEHANDLER_CONTRACTID, 
                                        fileSpec,
                                        location, 
                                        type);
        var catman = Components.classes["@mozilla.org/categorymanager;1"]
            .getService(Components.interfaces.nsICategoryManager);
        catman.addCategoryEntry("command-line-argument-handlers", "jsconsole command line handler",
            JSCONSOLEHANDLER_CONTRACTID,
            true, true);
    },

    unregisterSelf: function(compMgr, fileSpec, location) {
        compMgr = compMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar);
        compMgr.unregisterFactoryLocation(JSCONSOLEHANDLER_CID, fileSpec);
        var catman = Components.classes["@mozilla.org/categorymanager;1"]
            .getService(Components.interfaces.nsICategoryManager);
        catman.deleteCategoryEntry("command-line-argument-handlers",
            JSCONSOLEHANDLER_CONTRACTID, true);
    },

    getClassObject: function(compMgr, cid, iid) {
        if (!cid.equals(JSCONSOLEHANDLER_CID))
            throw Components.results.NS_ERROR_NO_INTERFACE;

        if (!iid.equals(Components.interfaces.nsIFactory))
            throw Components.results.NS_ERROR_NOT_IMPLEMENTED;

        return jsConsoleHandlerFactory;
    },

    canUnload: function(compMgr) { return true; }
};

/* jsConsoleHandler Class Factory */
var jsConsoleHandlerFactory = {
    createInstance: function(outer, iid) {
        if (outer != null)
            throw Components.results.NS_ERROR_NO_AGGREGATION;
    
        if (!iid.equals(Components.interfaces.nsICmdLineHandler) &&
            !iid.equals(Components.interfaces.nsISupports))
            throw Components.results.NS_ERROR_INVALID_ARG;

        return new jsConsoleHandler();
    }
}

/*
 * Functions
 */

/* module initialisation */
function NSGetModule(comMgr, fileSpec) { return jsConsoleHandlerModule; }

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