treestyletab/components/AboutGroup.js

/* ***** 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 the Tree Style Tab.
 *
 * The Initial Developer of the Original Code is SHIMODA Hiroshi.
 * Portions created by the Initial Developer are Copyright (C) 2009
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s): SHIMODA Hiroshi <piro@p.club.ne.jp>
 *
 * 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 ******/

const IOService = Components.classes['@mozilla.org/network/io-service;1']
					.getService(Components.interfaces.nsIIOService);

function AboutGroup()
{
}

AboutGroup.prototype = {
	get contractID() {
		return '@mozilla.org/network/protocol/about;1?what=treestyletab-group';
	},
	get classDescription() {
		return 'about:treestyletab-group handler';
	},
	get classID() {
		return Components.ID('{305122d0-5bdc-11de-8a39-0800200c9a66}');
	},

	QueryInterface : function(aIID)
	{
		if (!aIID.equals(Components.interfaces.nsIAboutModule) &&
			!aIID.equals(Components.interfaces.nsISupports))
			throw Components.results.NS_ERROR_NO_INTERFACE;
		return this;
	},

	newChannel : function(aURI)
	{
		return IOService.newChannel('chrome://treestyletab/content/group.xul', null, null);
	},

	getURIFlags : function(aURI)
	{
		return 0;
	}
};


var gModule = { 
	_firstTime: true,

	registerSelf : function (aComponentManager, aFileSpec, aLocation, aType)
	{
		if (this._firstTime) {
			this._firstTime = false;
			throw Components.results.NS_ERROR_FACTORY_REGISTER_AGAIN;
		}
		aComponentManager = aComponentManager.QueryInterface(Components.interfaces.nsIComponentRegistrar);
		for (var key in this._objects) {
			var obj = this._objects[key];
			aComponentManager.registerFactoryLocation(obj.CID, obj.className, obj.contractID, aFileSpec, aLocation, aType);
		}
	},

	unregisterSelf : function (aComponentManager, aFileSpec, aLocation)
	{
		aComponentManager = aComponentManager.QueryInterface(Components.interfaces.nsIComponentRegistrar);
		for (var key in this._objects) {
			var obj = this._objects[key];
			aComponentManager.unregisterFactoryLocation(obj.CID, aFileSpec);

			categoryManager.deleteCategoryEntry('content-policy', obj.contractID, true);
		}
	},

	getClassObject : function (aComponentManager, aCID, aIID)
	{
		if (!aIID.equals(Components.interfaces.nsIFactory))
			throw Components.results.NS_ERROR_NOT_IMPLEMENTED;

		for (var key in this._objects) {
			if (aCID.equals(this._objects[key].CID))
				return this._objects[key].factory;
		}

		throw Components.results.NS_ERROR_NO_INTERFACE;
	},

	_objects : {
		manager : {
			CID        : AboutGroup.prototype.classID,
			contractID : AboutGroup.prototype.contractID,
			className  : AboutGroup.prototype.classDescription,
			factory    : {
				createInstance : function (aOuter, aIID)
				{
					if (aOuter != null)
						throw Components.results.NS_ERROR_NO_AGGREGATION;
					return (new AboutGroup()).QueryInterface(aIID);
				}
			}
		}
	},

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

function NSGetModule(compMgr, fileSpec)
{
	return gModule;
}