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- <pre class="prettyprint lang-js">/*!
- * Ext JS Library 3.3.0
- * Copyright(c) 2006-2010 Ext JS, Inc.
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
-<div id="cls-Ext.AbstractManager"></div>/**
- * @class Ext.AbstractManager
- * @extends Object
- * Base Manager class - extended by ComponentMgr and PluginMgr
+<body onload="prettyPrint(); highlight();">
+ <pre class="prettyprint lang-js"><span id='Ext-AbstractManager'>/**
+</span> * Base Manager class
*/
-Ext.AbstractManager = Ext.extend(Object, {
+Ext.define('Ext.AbstractManager', {
+
+ /* Begin Definitions */
+
+ requires: ['Ext.util.HashMap'],
+
+ /* End Definitions */
+
typeName: 'type',
-
+
constructor: function(config) {
Ext.apply(this, config || {});
-
- <div id="prop-Ext.AbstractManager-all"></div>/**
+
+<span id='Ext-AbstractManager-property-all'> /**
+</span> * @property {Ext.util.HashMap} all
* Contains all of the items currently managed
- * @property all
- * @type Ext.util.MixedCollection
*/
- this.all = new Ext.util.MixedCollection();
-
+ this.all = Ext.create('Ext.util.HashMap');
+
this.types = {};
},
-
- <div id="method-Ext.AbstractManager-get"></div>/**
- * Returns a component by {@link Ext.Component#id id}.
- * For additional details see {@link Ext.util.MixedCollection#get}.
- * @param {String} id The component {@link Ext.Component#id id}
- * @return Ext.Component The Component, <code>undefined</code> if not found, or <code>null</code> if a
- * Class was found.
+
+<span id='Ext-AbstractManager-method-get'> /**
+</span> * Returns an item by id.
+ * For additional details see {@link Ext.util.HashMap#get}.
+ * @param {String} id The id of the item
+ * @return {Object} The item, undefined if not found.
*/
- get : function(id){
+ get : function(id) {
return this.all.get(id);
},
-
- <div id="method-Ext.AbstractManager-register"></div>/**
- * Registers an item to be managed
- * @param {Mixed} item The item to register
+
+<span id='Ext-AbstractManager-method-register'> /**
+</span> * Registers an item to be managed
+ * @param {Object} item The item to register
*/
register: function(item) {
+ //<debug>
+ var all = this.all,
+ key = all.getKey(item);
+
+ if (all.containsKey(key)) {
+ Ext.Error.raise('Registering duplicate id "' + key + '" with this manager');
+ }
+ //</debug>
this.all.add(item);
},
-
- <div id="method-Ext.AbstractManager-unregister"></div>/**
- * Unregisters a component by removing it from this manager
- * @param {Mixed} item The item to unregister
+
+<span id='Ext-AbstractManager-method-unregister'> /**
+</span> * Unregisters an item by removing it from this manager
+ * @param {Object} item The item to unregister
*/
unregister: function(item) {
- this.all.remove(item);
+ this.all.remove(item);
},
-
- <div id="method-Ext.AbstractManager-registerType"></div>/**
- * <p>Registers a new Component constructor, keyed by a new
- * {@link Ext.Component#xtype}.</p>
- * <p>Use this method (or its alias {@link Ext#reg Ext.reg}) to register new
- * subclasses of {@link Ext.Component} so that lazy instantiation may be used when specifying
- * child Components.
- * see {@link Ext.Container#items}</p>
- * @param {String} xtype The mnemonic string by which the Component class may be looked up.
- * @param {Constructor} cls The new Component class.
+
+<span id='Ext-AbstractManager-method-registerType'> /**
+</span> * Registers a new item constructor, keyed by a type key.
+ * @param {String} type The mnemonic string by which the class may be looked up.
+ * @param {Function} cls The new instance class.
*/
- registerType : function(type, cls){
+ registerType : function(type, cls) {
this.types[type] = cls;
cls[this.typeName] = type;
},
-
- <div id="method-Ext.AbstractManager-isRegistered"></div>/**
- * Checks if a Component type is registered.
- * @param {Ext.Component} xtype The mnemonic string by which the Component class may be looked up
+
+<span id='Ext-AbstractManager-method-isRegistered'> /**
+</span> * Checks if an item type is registered.
+ * @param {String} type The mnemonic string by which the class may be looked up
* @return {Boolean} Whether the type is registered.
*/
isRegistered : function(type){
- return this.types[type] !== undefined;
+ return this.types[type] !== undefined;
},
-
- <div id="method-Ext.AbstractManager-create"></div>/**
- * Creates and returns an instance of whatever this manager manages, based on the supplied type and config object
+
+<span id='Ext-AbstractManager-method-create'> /**
+</span> * Creates and returns an instance of whatever this manager manages, based on the supplied type and
+ * config object.
* @param {Object} config The config object
* @param {String} defaultType If no type is discovered in the config object, we fall back to this type
- * @return {Mixed} The instance of whatever this manager is managing
+ * @return {Object} The instance of whatever this manager is managing
*/
create: function(config, defaultType) {
var type = config[this.typeName] || config.type || defaultType,
Constructor = this.types[type];
-
- if (Constructor == undefined) {
- throw new Error(String.format("The '{0}' type has not been registered with this manager", type));
+
+ //<debug>
+ if (Constructor === undefined) {
+ Ext.Error.raise("The '" + type + "' type has not been registered with this manager");
}
-
+ //</debug>
+
return new Constructor(config);
},
-
- <div id="method-Ext.AbstractManager-onAvailable"></div>/**
- * Registers a function that will be called when a Component with the specified id is added to the manager. This will happen on instantiation.
- * @param {String} id The component {@link Ext.Component#id id}
- * @param {Function} fn The callback function
- * @param {Object} scope The scope (<code>this</code> reference) in which the callback is executed. Defaults to the Component.
+
+<span id='Ext-AbstractManager-method-onAvailable'> /**
+</span> * Registers a function that will be called when an item with the specified id is added to the manager.
+ * This will happen on instantiation.
+ * @param {String} id The item id
+ * @param {Function} fn The callback function. Called with a single parameter, the item.
+ * @param {Object} scope The scope (this reference) in which the callback is executed.
+ * Defaults to the item.
*/
onAvailable : function(id, fn, scope){
- var all = this.all;
+ var all = this.all,
+ item;
- all.on("add", function(index, o){
- if (o.id == id) {
- fn.call(scope || o, o);
- all.un("add", fn, scope);
- }
- });
+ if (all.containsKey(id)) {
+ item = all.get(id);
+ fn.call(scope || item, item);
+ } else {
+ all.on('add', function(map, key, item){
+ if (key == id) {
+ fn.call(scope || item, item);
+ all.un('add', fn, scope);
+ }
+ });
+ }
+ },
+
+<span id='Ext-AbstractManager-method-each'> /**
+</span> * Executes the specified function once for each item in the collection.
+ * @param {Function} fn The function to execute.
+ * @param {String} fn.key The key of the item
+ * @param {Number} fn.value The value of the item
+ * @param {Number} fn.length The total number of items in the collection
+ * @param {Boolean} fn.return False to cease iteration.
+ * @param {Object} scope The scope to execute in. Defaults to `this`.
+ */
+ each: function(fn, scope){
+ this.all.each(fn, scope || this);
+ },
+
+<span id='Ext-AbstractManager-method-getCount'> /**
+</span> * Gets the number of items in the collection.
+ * @return {Number} The number of items in the collection.
+ */
+ getCount: function(){
+ return this.all.getCount();
}
-});</pre>
+});
+</pre>
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