| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to You under the Apache License, Version 2.0 |
| // (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.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| package mx.resources |
| { |
| |
| import flash.events.Event; |
| import flash.events.EventDispatcher; |
| import flash.events.IEventDispatcher; |
| import flash.events.TimerEvent; |
| import flash.system.SecurityDomain; |
| import flash.utils.getDefinitionByName; |
| import flash.utils.Timer; |
| import mx.core.IFlexModuleFactory; |
| import mx.core.mx_internal; |
| import mx.core.Singleton; |
| import mx.events.ModuleEvent; |
| import mx.events.ResourceEvent; |
| import mx.modules.IModuleInfo; |
| import mx.modules.ModuleManager; |
| import mx.utils.StringUtil; |
| |
| /** |
| * This class is used to get a single instance of the IResourceManager |
| * implementation. |
| * The IResourceManager and IResourceBundle interfaces work together |
| * to provide internationalization support for Flex applications. |
| * |
| * <p>A single instance of an IResourceManager implementation |
| * manages all localized resources |
| * for a Flex application.</p> |
| * |
| * @see mx.resources.IResourceManager |
| * @see mx.resources.IResourceBundle |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 9 |
| * @playerversion AIR 1.1 |
| * @productversion Flex 3 |
| */ |
| public class ResourceManager |
| { |
| include "../core/Version.as"; |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Class variables |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * @private |
| * Linker dependency on implementation class. |
| */ |
| private static var implClassDependency:ResourceManagerImpl; |
| |
| /** |
| * @private |
| * The sole instance of the ResourceManager. |
| */ |
| private static var instance:IResourceManager; |
| |
| //-------------------------------------------------------------------------- |
| // |
| // Class methods |
| // |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * Gets the single instance of the ResourceManager class. |
| * This object manages all localized resources for a Flex application. |
| * |
| * @return An object implementing IResourceManager. |
| * |
| * @langversion 3.0 |
| * @playerversion Flash 9 |
| * @playerversion AIR 1.1 |
| * @productversion Flex 3 |
| */ |
| public static function getInstance():IResourceManager |
| { |
| if (!instance) |
| { |
| CONFIG::performanceInstrumentation |
| { |
| var perfUtil:mx.utils.PerfUtil = mx.utils.PerfUtil.getInstance(); |
| perfUtil.markTime("ResourceManager.getInstance().start"); |
| } |
| |
| if (!Singleton.getClass("mx.resources::IResourceManager")) |
| // install ResourceManagerImpl if not registered already |
| Singleton.registerClass("mx.resources::IResourceManager", |
| Class(getDefinitionByName("mx.resources::ResourceManagerImpl"))); |
| |
| |
| try |
| { |
| instance = IResourceManager( |
| Singleton.getInstance("mx.resources::IResourceManager")); |
| } |
| catch(e:Error) |
| { |
| // In non-Flex apps and modules, the Singleton manager |
| // won't have been initialized by SystemManager |
| // or FlexModuleFactory (since these don't get linked in) |
| // so the above call to getInstance() will throw an exception. |
| } |
| |
| // In this situation, the ResourceManager simply creates |
| // its own ResourceManagerImpl. |
| if (!instance) |
| instance = new ResourceManagerImpl(); |
| |
| CONFIG::performanceInstrumentation |
| { |
| perfUtil.markTime("ResourceManager.getInstance().end"); |
| } |
| } |
| |
| return instance; |
| } |
| |
| } |
| |
| } |