/ext-4.1.0_b3/docs/output/Ext.util.History.js
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- Ext.data.JsonP.Ext_util_History({"html":"<div><pre class=\"hierarchy\"><h4>Alternate names</h4><div class='alternate-class-name'>Ext.History</div><h4>Hierarchy</h4><div class='subclass first-child'><a href='#!/api/Ext.Base' rel='Ext.Base' class='docClass'>Ext.Base</a><div class='subclass '><strong>Ext.util.History</strong></div></div><h4>Mixins</h4><div class='dependency'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='docClass'>Ext.util.Observable</a></div><h4>Files</h4><div class='dependency'><a href='source/History.html#Ext-util-History' target='_blank'>History.js</a></div></pre><div class='doc-contents'><p>History management component that allows you to register arbitrary tokens that signify application\nhistory state on navigation actions. You can then handle the history <a href=\"#!/api/Ext.util.History-event-change\" rel=\"Ext.util.History-event-change\" class=\"docClass\">change</a> event in order\nto reset your application UI to the appropriate state when the user navigates forward or backward through\nthe browser history stack.</p>\n\n<h2>Initializing</h2>\n\n<p>The <a href=\"#!/api/Ext.util.History-method-init\" rel=\"Ext.util.History-method-init\" class=\"docClass\">init</a> method of the History object must be called before using History. This sets up the internal\nstate and must be the first thing called before using History.</p>\n\n<h2>Setup</h2>\n\n<p>The History object requires elements on the page to keep track of the browser history. For older versions of IE,\nan IFrame is required to do the tracking. For other browsers, a hidden field can be used. The History object will\nuses these if they are on the page before the <a href=\"#!/api/Ext.util.History-method-init\" rel=\"Ext.util.History-method-init\" class=\"docClass\">init</a> method is called. Otherwise, it will create the\nnecessary elements. The following markup is suggested in order to support all browsers:</p>\n\n<pre><code><form id=\"history-form\" class=\"x-hide-display\">\n <input type=\"hidden\" id=\"x-history-field\" />\n <iframe id=\"x-history-frame\"></iframe>\n</form>\n</code></pre>\n</div><div class='members'><div class='members-section'><div class='definedBy'>Defined By</div><h3 class='members-title icon-cfg'>Config options</h3><div class='subsection'><div id='cfg-listeners' class='member first-child inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-cfg-listeners' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-cfg-listeners' class='name expandable'>listeners</a><span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a></span></div><div class='description'><div class='short'>A config object containing one or more event handlers to be added to this object during initialization. ...</div><div class='long'><p>A config object containing one or more event handlers to be added to this object during initialization. This\nshould be a valid listeners config object as specified in the <a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">addListener</a> example for attaching multiple\nhandlers at once.</p>\n\n<p><strong>DOM events from Ext JS <a href=\"#!/api/Ext.Component\" rel=\"Ext.Component\" class=\"docClass\">Components</a></strong></p>\n\n<p>While <em>some</em> Ext JS Component classes export selected DOM events (e.g. \"click\", \"mouseover\" etc), this is usually\nonly done when extra value can be added. For example the <a href=\"#!/api/Ext.view.View\" rel=\"Ext.view.View\" class=\"docClass\">DataView</a>'s <strong><code><a href=\"#!/api/Ext.view.View-event-itemclick\" rel=\"Ext.view.View-event-itemclick\" class=\"docClass\">itemclick</a></code></strong> event passing the node clicked on. To access DOM events directly from a\nchild element of a Component, we need to specify the <code>element</code> option to identify the Component property to add a\nDOM listener to:</p>\n\n<pre><code>new <a href=\"#!/api/Ext.panel.Panel\" rel=\"Ext.panel.Panel\" class=\"docClass\">Ext.panel.Panel</a>({\n width: 400,\n height: 200,\n dockedItems: [{\n xtype: 'toolbar'\n }],\n listeners: {\n click: {\n element: 'el', //bind to the underlying el property on the panel\n fn: function(){ console.log('click el'); }\n },\n dblclick: {\n element: 'body', //bind to the underlying body property on the panel\n fn: function(){ console.log('dblclick body'); }\n }\n }\n});\n</code></pre>\n</div></div></div><div id='cfg-useTopWindow' class='member not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-cfg-useTopWindow' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-cfg-useTopWindow' class='name expandable'>useTopWindow</a><span> : <a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a></span></div><div class='description'><div class='short'>True to use window.top.location.hash or false to use window.location.hash. ...</div><div class='long'><p>True to use <code>window.top.location.hash</code> or false to use <code>window.location.hash</code>.</p>\n<p>Defaults to: <code>true</code></p></div></div></div></div></div><div class='members-section'><div class='definedBy'>Defined By</div><h3 class='members-title icon-property'>Properties</h3><div class='subsection'><div id='property-fieldId' class='member first-child not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-property-fieldId' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-property-fieldId' class='name expandable'>fieldId</a><span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a></span></div><div class='description'><div class='short'>The id of the hidden field required for storing the current history token. ...</div><div class='long'><p>The id of the hidden field required for storing the current history token.</p>\n<p>Defaults to: <code>"x-history-field"</code></p></div></div></div><div id='property-iframeId' class='member not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-property-iframeId' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-property-iframeId' class='name expandable'>iframeId</a><span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a></span></div><div class='description'><div class='short'>The id of the iframe required by IE to manage the history stack. ...</div><div class='long'><p>The id of the iframe required by IE to manage the history stack.</p>\n<p>Defaults to: <code>"x-history-frame"</code></p></div></div></div><div id='property-isObservable' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-property-isObservable' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-property-isObservable' class='name expandable'>isObservable</a><span> : <a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a></span></div><div class='description'><div class='short'>true in this class to identify an objact as an instantiated Observable, or subclass thereof. ...</div><div class='long'><p><code>true</code> in this class to identify an objact as an instantiated Observable, or subclass thereof.</p>\n<p>Defaults to: <code>true</code></p></div></div></div><div id='property-self' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.Base' rel='Ext.Base' class='defined-in docClass'>Ext.Base</a><br/><a href='source/Base.html#Ext-Base-property-self' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.Base-property-self' class='name expandable'>self</a><span> : <a href=\"#!/api/Ext.Class\" rel=\"Ext.Class\" class=\"docClass\">Ext.Class</a></span><strong class='protected signature'>protected</strong></div><div class='description'><div class='short'>Get the reference to the current class from which this object was instantiated. ...</div><div class='long'><p>Get the reference to the current class from which this object was instantiated. Unlike <a href=\"#!/api/Ext.Base-method-statics\" rel=\"Ext.Base-method-statics\" class=\"docClass\">statics</a>,\n<code>this.self</code> is scope-dependent and it's meant to be used for dynamic inheritance. See <a href=\"#!/api/Ext.Base-method-statics\" rel=\"Ext.Base-method-statics\" class=\"docClass\">statics</a>\nfor a detailed comparison</p>\n\n<pre><code><a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.Cat', {\n statics: {\n speciesName: 'Cat' // My.Cat.speciesName = 'Cat'\n },\n\n constructor: function() {\n alert(this.self.speciesName); / dependentOL on 'this'\n },\n\n clone: function() {\n return new this.self();\n }\n});\n\n\n<a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.SnowLeopard', {\n extend: 'My.Cat',\n statics: {\n speciesName: 'Snow Leopard' // My.SnowLeopard.speciesName = 'Snow Leopard'\n }\n});\n\nvar cat = new My.Cat(); // alerts 'Cat'\nvar snowLeopard = new My.SnowLeopard(); // alerts 'Snow Leopard'\n\nvar clone = snowLeopard.clone();\nalert(<a href=\"#!/api/Ext-method-getClassName\" rel=\"Ext-method-getClassName\" class=\"docClass\">Ext.getClassName</a>(clone)); // alerts 'My.SnowLeopard'\n</code></pre>\n</div></div></div></div></div><div class='members-section'><div class='definedBy'>Defined By</div><h3 class='members-title icon-method'>Methods</h3><div class='subsection'><div id='method-add' class='member first-child not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-method-add' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-method-add' class='name expandable'>add</a>( <span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> token, [<a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a> preventDuplicates]</span> )</div><div class='description'><div class='short'>Add a new token to the history stack. ...</div><div class='long'><p>Add a new token to the history stack. This can be any arbitrary value, although it would\ncommonly be the concatenation of a component id and another id marking the specific history\nstate of that component. Example usage:</p>\n\n<pre><code>// Handle tab changes on a TabPanel\ntabPanel.on('tabchange', function(tabPanel, tab){\n <a href=\"#!/api/Ext.util.History-method-add\" rel=\"Ext.util.History-method-add\" class=\"docClass\">Ext.History.add</a>(tabPanel.id + ':' + tab.id);\n});\n</code></pre>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>token</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>The value that defines a particular application-specific history state</p>\n</div></li><li><span class='pre'>preventDuplicates</span> : <a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a> (optional)<div class='sub-desc'><p>When true, if the passed token matches the current token\nit will not save a new history step. Set to false if the same state can be saved more than once\nat the same history stack location.</p>\n<p>Defaults to: <code>true</code></p></div></li></ul></div></div></div><div id='method-addEvents' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-addEvents' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-addEvents' class='name expandable'>addEvents</a>( <span class='pre'><a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>... eventNames</span> )</div><div class='description'><div class='short'>Adds the specified events to the list of events which this Observable may fire. ...</div><div class='long'><p>Adds the specified events to the list of events which this Observable may fire.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>eventNames</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>...<div class='sub-desc'><p>Either an object with event names as properties with\na value of <code>true</code>. For example:</p>\n\n<pre><code>this.addEvents({\n storeloaded: true,\n storecleared: true\n});\n</code></pre>\n\n<p>Or any number of event names as separate parameters. For example:</p>\n\n<pre><code>this.addEvents('storeloaded', 'storecleared');\n</code></pre>\n</div></li></ul></div></div></div><div id='method-addListener' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-addListener' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-addListener' class='name expandable'>addListener</a>( <span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>/<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> eventName, [<a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> fn], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> scope], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> options]</span> )</div><div class='description'><div class='short'>Appends an event handler to this object. ...</div><div class='long'><p>Appends an event handler to this object. For example:</p>\n\n<pre><code>myGridPanel.on(\"mouseover\", this.onMouseOver, this);\n</code></pre>\n\n<p>The method also allows for a single argument to be passed which is a config object\ncontaining properties which specify multiple events. For example:</p>\n\n<pre><code>myGridPanel.on({\n cellClick: this.onCellClick,\n mouseover: this.onMouseOver,\n mouseout: this.onMouseOut,\n scope: this // Important. Ensure \"this\" is correct during handler execution\n});\n</code></pre>\n\n<p>One can also specify options for each event handler separately:</p>\n\n<pre><code>myGridPanel.on({\n cellClick: {fn: this.onCellClick, scope: this, single: true},\n mouseover: {fn: panel.onMouseOver, scope: panel}\n});\n</code></pre>\n\n<p><em>Names</em> of methods in a specified scope may also be used. Note that\n<code>scope</code> MUST be specified to use this option:</p>\n\n<pre><code>myGridPanel.on({\n cellClick: {fn: 'onCellClick', scope: this, single: true},\n mouseover: {fn: 'onMouseOver', scope: panel}\n});\n</code></pre>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>eventName</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>/<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><div class='sub-desc'><p>The name of the event to listen for.\nMay also be an object who's property names are event names.</p>\n\n</div></li><li><span class='pre'>fn</span> : <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> (optional)<div class='sub-desc'><p>The method the event invokes, or <em>if <code>scope</code> is specified, the </em>name* of the method within\nthe specified <code>scope</code>. Will be called with arguments\ngiven to <a href=\"#!/api/Ext.util.Observable-method-fireEvent\" rel=\"Ext.util.Observable-method-fireEvent\" class=\"docClass\">fireEvent</a> plus the <code>options</code> parameter described below.</p>\n\n</div></li><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>The scope (<code>this</code> reference) in which the handler function is\nexecuted. <strong>If omitted, defaults to the object which fired the event.</strong></p>\n\n</div></li><li><span class='pre'>options</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>An object containing handler configuration.</p>\n\n\n\n\n<p><strong>Note:</strong> Unlike in ExtJS 3.x, the options object will also be passed as the last\nargument to every event handler.</p>\n\n\n\n\n<p>This object may contain any of the following properties:</p>\n\n<ul><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><div class='sub-desc'><p>The scope (<code>this</code> reference) in which the handler function is executed. <strong>If omitted,\n defaults to the object which fired the event.</strong></p>\n\n</div></li><li><span class='pre'>delay</span> : <a href=\"#!/api/Number\" rel=\"Number\" class=\"docClass\">Number</a><div class='sub-desc'><p>The number of milliseconds to delay the invocation of the handler after the event fires.</p>\n\n</div></li><li><span class='pre'>single</span> : <a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a><div class='sub-desc'><p>True to add a handler to handle just the next firing of the event, and then remove itself.</p>\n\n</div></li><li><span class='pre'>buffer</span> : <a href=\"#!/api/Number\" rel=\"Number\" class=\"docClass\">Number</a><div class='sub-desc'><p>Causes the handler to be scheduled to run in an <a href=\"#!/api/Ext.util.DelayedTask\" rel=\"Ext.util.DelayedTask\" class=\"docClass\">Ext.util.DelayedTask</a> delayed\n by the specified number of milliseconds. If the event fires again within that time,\n the original handler is <em>not</em> invoked, but the new handler is scheduled in its place.</p>\n\n</div></li><li><span class='pre'>target</span> : <a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a><div class='sub-desc'><p>Only call the handler if the event was fired on the target Observable, <em>not</em> if the event\n was bubbled up from a child Observable.</p>\n\n</div></li><li><span class='pre'>element</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p><strong>This option is only valid for listeners bound to <a href=\"#!/api/Ext.Component\" rel=\"Ext.Component\" class=\"docClass\">Components</a>.</strong>\n The name of a Component property which references an element to add a listener to.</p>\n\n\n\n\n<p> This option is useful during Component construction to add DOM event listeners to elements of\n <a href=\"#!/api/Ext.Component\" rel=\"Ext.Component\" class=\"docClass\">Components</a> which will exist only after the Component is rendered.\n For example, to add a click listener to a Panel's body:</p>\n\n\n\n\n<pre><code> new <a href=\"#!/api/Ext.panel.Panel\" rel=\"Ext.panel.Panel\" class=\"docClass\">Ext.panel.Panel</a>({\n title: 'The title',\n listeners: {\n click: this.handlePanelClick,\n element: 'body'\n }\n });\n</code></pre>\n\n\n\n\n<p><strong>Combining Options</strong></p>\n\n\n\n\n<p>Using the options argument, it is possible to combine different types of listeners:</p>\n\n\n\n\n<p>A delayed, one-time listener.</p>\n\n\n\n\n<pre><code>myPanel.on('hide', this.handleClick, this, {\n single: true,\n delay: 100\n});\n</code></pre>\n\n</div></li></ul></div></li></ul></div></div></div><div id='method-addManagedListener' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-addManagedListener' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-addManagedListener' class='name expandable'>addManagedListener</a>( <span class='pre'><a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a>/<a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a> item, <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> ename, [<a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> fn], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> scope], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> opt]</span> )</div><div class='description'><div class='short'>Adds listeners to any Observable object (or Ext.Element) which are automatically removed when this Component is\ndestr...</div><div class='long'><p>Adds listeners to any Observable object (or <a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a>) which are automatically removed when this Component is\ndestroyed.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>item</span> : <a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a>/<a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a><div class='sub-desc'><p>The item to which to add a listener/listeners.</p>\n\n</div></li><li><span class='pre'>ename</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>The event name, or an object containing event name properties.</p>\n\n</div></li><li><span class='pre'>fn</span> : <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the handler function.</p>\n\n</div></li><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the scope (<code>this</code> reference)\nin which the handler function is executed.</p>\n\n</div></li><li><span class='pre'>opt</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the\n<a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">addListener</a> options.</p>\n\n</div></li></ul></div></div></div><div id='method-back' class='member not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-method-back' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-method-back' class='name expandable'>back</a>( <span class='pre'></span> )</div><div class='description'><div class='short'>Programmatically steps back one step in browser history (equivalent to the user pressing the Back button). ...</div><div class='long'><p>Programmatically steps back one step in browser history (equivalent to the user pressing the Back button).</p>\n</div></div></div><div id='method-callOverridden' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.Base' rel='Ext.Base' class='defined-in docClass'>Ext.Base</a><br/><a href='source/Base.html#Ext-Base-method-callOverridden' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.Base-method-callOverridden' class='name expandable'>callOverridden</a>( <span class='pre'><a href=\"#!/api/Array\" rel=\"Array\" class=\"docClass\">Array</a>/Arguments args</span> ) : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><strong class='deprecated signature'>deprecated</strong><strong class='protected signature'>protected</strong></div><div class='description'><div class='short'>Call the original method that was previously overridden with override\n\nExt.define('My.Cat', {\n constructor: functi...</div><div class='long'><p>Call the original method that was previously overridden with <a href=\"#!/api/Ext.Base-static-method-override\" rel=\"Ext.Base-static-method-override\" class=\"docClass\">override</a></p>\n\n<pre><code><a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.Cat', {\n constructor: function() {\n alert(\"I'm a cat!\");\n }\n});\n\nMy.Cat.override({\n constructor: function() {\n alert(\"I'm going to be a cat!\");\n\n var instance = this.callOverridden();\n\n alert(\"Meeeeoooowwww\");\n\n return instance;\n }\n});\n\nvar kitty = new My.Cat(); // alerts \"I'm going to be a cat!\"\n // alerts \"I'm a cat!\"\n // alerts \"Meeeeoooowwww\"\n</code></pre>\n <div class='signature-box deprecated'>\n <p>This member has been <strong>deprecated</strong> </p>\n <p>as of 4.1. Use <a href=\"#!/api/Ext.Base-method-callParent\" rel=\"Ext.Base-method-callParent\" class=\"docClass\">callParent</a> instead.</p>\n\n </div>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>args</span> : <a href=\"#!/api/Array\" rel=\"Array\" class=\"docClass\">Array</a>/Arguments<div class='sub-desc'><p>The arguments, either an array or the <code>arguments</code> object\nfrom the current method, for example: <code>this.callOverridden(arguments)</code></p>\n</div></li></ul><h3 class='pa'>Returns</h3><ul><li><span class='pre'><a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a></span><div class='sub-desc'><p>Returns the result of calling the overridden method</p>\n</div></li></ul></div></div></div><div id='method-callParent' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.Base' rel='Ext.Base' class='defined-in docClass'>Ext.Base</a><br/><a href='source/Base.html#Ext-Base-method-callParent' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.Base-method-callParent' class='name expandable'>callParent</a>( <span class='pre'><a href=\"#!/api/Array\" rel=\"Array\" class=\"docClass\">Array</a>/Arguments args</span> ) : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><strong class='protected signature'>protected</strong></div><div class='description'><div class='short'>Call the \"parent\" method of the current method. ...</div><div class='long'><p>Call the \"parent\" method of the current method. That is the method previously\noverridden by derivation or by an override (see <a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>).</p>\n\n<pre><code> <a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.Base', {\n constructor: function (x) {\n this.x = x;\n },\n\n statics: {\n method: function (x) {\n return x;\n }\n }\n });\n\n <a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.Derived', {\n extend: 'My.Base',\n\n constructor: function () {\n this.callParent([21]);\n }\n });\n\n var obj = new My.Derived();\n\n alert(obj.x); // alerts 21\n</code></pre>\n\n<p>This can be used with an override as follows:</p>\n\n<pre><code> <a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.DerivedOverride', {\n override: 'My.Derived',\n\n constructor: function (x) {\n this.callParent([x*2]); // calls original My.Derived constructor\n }\n });\n\n var obj = new My.Derived();\n\n alert(obj.x); // now alerts 42\n</code></pre>\n\n<p>This also works with static methods.</p>\n\n<pre><code> <a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.Derived2', {\n extend: 'My.Base',\n\n statics: {\n method: function (x) {\n return this.callParent([x*2]); // calls My.Base.method\n }\n }\n });\n\n alert(My.Base.method(10); // alerts 10\n alert(My.Derived2.method(10); // alerts 20\n</code></pre>\n\n<p>Lastly, it also works with overridden static methods.</p>\n\n<pre><code> <a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.Derived2Override', {\n override: 'My.Derived2',\n\n statics: {\n method: function (x) {\n return this.callParent([x*2]); // calls My.Derived2.method\n }\n }\n });\n\n alert(My.Derived2.method(10); // now alerts 40\n</code></pre>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>args</span> : <a href=\"#!/api/Array\" rel=\"Array\" class=\"docClass\">Array</a>/Arguments<div class='sub-desc'><p>The arguments, either an array or the <code>arguments</code> object\nfrom the current method, for example: <code>this.callParent(arguments)</code></p>\n</div></li></ul><h3 class='pa'>Returns</h3><ul><li><span class='pre'><a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a></span><div class='sub-desc'><p>Returns the result of calling the parent method</p>\n</div></li></ul></div></div></div><div id='method-clearListeners' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-clearListeners' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-clearListeners' class='name expandable'>clearListeners</a>( <span class='pre'></span> )</div><div class='description'><div class='short'>Removes all listeners for this object including the managed listeners ...</div><div class='long'><p>Removes all listeners for this object including the managed listeners</p>\n</div></div></div><div id='method-clearManagedListeners' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-clearManagedListeners' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-clearManagedListeners' class='name expandable'>clearManagedListeners</a>( <span class='pre'></span> )</div><div class='description'><div class='short'>Removes all managed listeners for this object. ...</div><div class='long'><p>Removes all managed listeners for this object.</p>\n</div></div></div><div id='method-enableBubble' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-enableBubble' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-enableBubble' class='name expandable'>enableBubble</a>( <span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>[] eventNames</span> )</div><div class='description'><div class='short'>Enables events fired by this Observable to bubble up an owner hierarchy by calling this.getBubbleTarget() if\npresent. ...</div><div class='long'><p>Enables events fired by this Observable to bubble up an owner hierarchy by calling <code>this.getBubbleTarget()</code> if\npresent. There is no implementation in the Observable base class.</p>\n\n<p>This is commonly used by Ext.Components to bubble events to owner Containers.\nSee <a href=\"#!/api/Ext.Component-method-getBubbleTarget\" rel=\"Ext.Component-method-getBubbleTarget\" class=\"docClass\">Ext.Component.getBubbleTarget</a>. The default implementation in <a href=\"#!/api/Ext.Component\" rel=\"Ext.Component\" class=\"docClass\">Ext.Component</a> returns the\nComponent's immediate owner. But if a known target is required, this can be overridden to access the\nrequired target more quickly.</p>\n\n<p>Example:</p>\n\n<pre><code><a href=\"#!/api/Ext-method-override\" rel=\"Ext-method-override\" class=\"docClass\">Ext.override</a>(<a href=\"#!/api/Ext.form.field.Base\" rel=\"Ext.form.field.Base\" class=\"docClass\">Ext.form.field.Base</a>, {\n // Add functionality to Field's initComponent to enable the change event to bubble\n initComponent : <a href=\"#!/api/Ext.Function-method-createSequence\" rel=\"Ext.Function-method-createSequence\" class=\"docClass\">Ext.Function.createSequence</a>(Ext.form.field.Base.prototype.initComponent, function() {\n this.enableBubble('change');\n }),\n\n // We know that we want Field's events to bubble directly to the FormPanel.\n getBubbleTarget : function() {\n if (!this.formPanel) {\n this.formPanel = this.findParentByType('form');\n }\n return this.formPanel;\n }\n});\n\nvar myForm = new Ext.formPanel({\n title: 'User Details',\n items: [{\n ...\n }],\n listeners: {\n change: function() {\n // Title goes red if form has been modified.\n myForm.header.setStyle('color', 'red');\n }\n }\n});\n</code></pre>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>eventNames</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>[]<div class='sub-desc'><p>The event name to bubble, or an Array of event names.</p>\n</div></li></ul></div></div></div><div id='method-fireEvent' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-fireEvent' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-fireEvent' class='name expandable'>fireEvent</a>( <span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> eventName, <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>... args</span> ) : <a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a></div><div class='description'><div class='short'>Fires the specified event with the passed parameters (minus the event name, plus the options object passed\nto addList...</div><div class='long'><p>Fires the specified event with the passed parameters (minus the event name, plus the <code>options</code> object passed\nto <a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">addListener</a>).</p>\n\n<p>An event may be set to bubble up an Observable parent hierarchy (See <a href=\"#!/api/Ext.Component-method-getBubbleTarget\" rel=\"Ext.Component-method-getBubbleTarget\" class=\"docClass\">Ext.Component.getBubbleTarget</a>) by\ncalling <a href=\"#!/api/Ext.util.Observable-method-enableBubble\" rel=\"Ext.util.Observable-method-enableBubble\" class=\"docClass\">enableBubble</a>.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>eventName</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>The name of the event to fire.</p>\n</div></li><li><span class='pre'>args</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>...<div class='sub-desc'><p>Variable number of parameters are passed to handlers.</p>\n</div></li></ul><h3 class='pa'>Returns</h3><ul><li><span class='pre'><a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a></span><div class='sub-desc'><p>returns false if any of the handlers return false otherwise it returns true.</p>\n</div></li></ul></div></div></div><div id='method-forward' class='member not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-method-forward' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-method-forward' class='name expandable'>forward</a>( <span class='pre'></span> )</div><div class='description'><div class='short'>Programmatically steps forward one step in browser history (equivalent to the user pressing the Forward button). ...</div><div class='long'><p>Programmatically steps forward one step in browser history (equivalent to the user pressing the Forward button).</p>\n</div></div></div><div id='method-getInitialConfig' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.Base' rel='Ext.Base' class='defined-in docClass'>Ext.Base</a><br/><a href='source/Base.html#Ext-Base-method-getInitialConfig' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.Base-method-getInitialConfig' class='name expandable'>getInitialConfig</a>( <span class='pre'><a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> name</span> )</div><div class='description'><div class='short'> ...</div><div class='long'>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>name</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><div class='sub-desc'>\n</div></li></ul></div></div></div><div id='method-getToken' class='member not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-method-getToken' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-method-getToken' class='name expandable'>getToken</a>( <span class='pre'></span> ) : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a></div><div class='description'><div class='short'>Retrieves the currently-active history token. ...</div><div class='long'><p>Retrieves the currently-active history token.</p>\n<h3 class='pa'>Returns</h3><ul><li><span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a></span><div class='sub-desc'><p>The token</p>\n</div></li></ul></div></div></div><div id='method-hasListener' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-hasListener' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-hasListener' class='name expandable'>hasListener</a>( <span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> eventName</span> ) : <a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a></div><div class='description'><div class='short'>Checks to see if this object has any listeners for a specified event, or whether the event bubbles. ...</div><div class='long'><p>Checks to see if this object has any listeners for a specified event, or whether the event bubbles. The answer\nindicates whether the event needs firing or not.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>eventName</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>The name of the event to check for</p>\n</div></li></ul><h3 class='pa'>Returns</h3><ul><li><span class='pre'><a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a></span><div class='sub-desc'><p><code>true</code> if the event is being listened for or bubbles, else <code>false</code></p>\n</div></li></ul></div></div></div><div id='method-init' class='member not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-method-init' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-method-init' class='name expandable'>init</a>( <span class='pre'>[<a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> onReady], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> scope]</span> )</div><div class='description'><div class='short'>Initializes the global History instance. ...</div><div class='long'><p>Initializes the global History instance.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>onReady</span> : <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> (optional)<div class='sub-desc'><p>A callback function that will be called once the history\ncomponent is fully initialized.</p>\n</div></li><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>The scope (<code>this</code> reference) in which the callback is executed.\nDefaults to the browser window.</p>\n</div></li></ul></div></div></div><div id='method-initConfig' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.Base' rel='Ext.Base' class='defined-in docClass'>Ext.Base</a><br/><a href='source/Base.html#Ext-Base-method-initConfig' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.Base-method-initConfig' class='name expandable'>initConfig</a>( <span class='pre'><a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> config</span> ) : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><strong class='protected signature'>protected</strong></div><div class='description'><div class='short'>Initialize configuration for this class. ...</div><div class='long'><p>Initialize configuration for this class. a typical example:</p>\n\n<pre><code><a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.awesome.Class', {\n // The default config\n config: {\n name: 'Awesome',\n isAwesome: true\n },\n\n constructor: function(config) {\n this.initConfig(config);\n }\n});\n\nvar awesome = new My.awesome.Class({\n name: 'Super Awesome'\n});\n\nalert(awesome.getName()); // 'Super Awesome'\n</code></pre>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>config</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><div class='sub-desc'>\n</div></li></ul><h3 class='pa'>Returns</h3><ul><li><span class='pre'><a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a></span><div class='sub-desc'><p>mixins The mixin prototypes as key - value pairs</p>\n</div></li></ul></div></div></div><div id='method-mon' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-mon' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-mon' class='name expandable'>mon</a>( <span class='pre'><a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a>/<a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a> item, <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> ename, [<a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> fn], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> scope], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> opt]</span> )</div><div class='description'><div class='short'>Shorthand for addManagedListener. ...</div><div class='long'><p>Shorthand for <a href=\"#!/api/Ext.util.Observable-method-addManagedListener\" rel=\"Ext.util.Observable-method-addManagedListener\" class=\"docClass\">addManagedListener</a>.</p>\n\n<p>Adds listeners to any Observable object (or <a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a>) which are automatically removed when this Component is\ndestroyed.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>item</span> : <a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a>/<a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a><div class='sub-desc'><p>The item to which to add a listener/listeners.</p>\n\n</div></li><li><span class='pre'>ename</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>The event name, or an object containing event name properties.</p>\n\n</div></li><li><span class='pre'>fn</span> : <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the handler function.</p>\n\n</div></li><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the scope (<code>this</code> reference)\nin which the handler function is executed.</p>\n\n</div></li><li><span class='pre'>opt</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the\n<a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">addListener</a> options.</p>\n\n</div></li></ul></div></div></div><div id='method-mun' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-mun' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-mun' class='name expandable'>mun</a>( <span class='pre'><a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a>/<a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a> item, <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> ename, [<a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> fn], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> scope]</span> )</div><div class='description'><div class='short'>Shorthand for removeManagedListener. ...</div><div class='long'><p>Shorthand for <a href=\"#!/api/Ext.util.Observable-method-removeManagedListener\" rel=\"Ext.util.Observable-method-removeManagedListener\" class=\"docClass\">removeManagedListener</a>.</p>\n\n<p>Removes listeners that were added by the <a href=\"#!/api/Ext.util.Observable-method-mon\" rel=\"Ext.util.Observable-method-mon\" class=\"docClass\">mon</a> method.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>item</span> : <a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a>/<a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a><div class='sub-desc'><p>The item from which to remove a listener/listeners.</p>\n\n</div></li><li><span class='pre'>ename</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>The event name, or an object containing event name properties.</p>\n\n</div></li><li><span class='pre'>fn</span> : <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the handler function.</p>\n\n</div></li><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the scope (<code>this</code> reference)\nin which the handler function is executed.</p>\n\n</div></li></ul></div></div></div><div id='method-on' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-on' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-on' class='name expandable'>on</a>( <span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>/<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> eventName, [<a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> fn], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> scope], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> options]</span> )</div><div class='description'><div class='short'>Shorthand for addListener. ...</div><div class='long'><p>Shorthand for <a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">addListener</a>.</p>\n\n<p>Appends an event handler to this object. For example:</p>\n\n<pre><code>myGridPanel.on(\"mouseover\", this.onMouseOver, this);\n</code></pre>\n\n<p>The method also allows for a single argument to be passed which is a config object\ncontaining properties which specify multiple events. For example:</p>\n\n<pre><code>myGridPanel.on({\n cellClick: this.onCellClick,\n mouseover: this.onMouseOver,\n mouseout: this.onMouseOut,\n scope: this // Important. Ensure \"this\" is correct during handler execution\n});\n</code></pre>\n\n<p>One can also specify options for each event handler separately:</p>\n\n<pre><code>myGridPanel.on({\n cellClick: {fn: this.onCellClick, scope: this, single: true},\n mouseover: {fn: panel.onMouseOver, scope: panel}\n});\n</code></pre>\n\n<p><em>Names</em> of methods in a specified scope may also be used. Note that\n<code>scope</code> MUST be specified to use this option:</p>\n\n<pre><code>myGridPanel.on({\n cellClick: {fn: 'onCellClick', scope: this, single: true},\n mouseover: {fn: 'onMouseOver', scope: panel}\n});\n</code></pre>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>eventName</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>/<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><div class='sub-desc'><p>The name of the event to listen for.\nMay also be an object who's property names are event names.</p>\n\n</div></li><li><span class='pre'>fn</span> : <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> (optional)<div class='sub-desc'><p>The method the event invokes, or <em>if <code>scope</code> is specified, the </em>name* of the method within\nthe specified <code>scope</code>. Will be called with arguments\ngiven to <a href=\"#!/api/Ext.util.Observable-method-fireEvent\" rel=\"Ext.util.Observable-method-fireEvent\" class=\"docClass\">fireEvent</a> plus the <code>options</code> parameter described below.</p>\n\n</div></li><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>The scope (<code>this</code> reference) in which the handler function is\nexecuted. <strong>If omitted, defaults to the object which fired the event.</strong></p>\n\n</div></li><li><span class='pre'>options</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>An object containing handler configuration.</p>\n\n\n\n\n<p><strong>Note:</strong> Unlike in ExtJS 3.x, the options object will also be passed as the last\nargument to every event handler.</p>\n\n\n\n\n<p>This object may contain any of the following properties:</p>\n\n<ul><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><div class='sub-desc'><p>The scope (<code>this</code> reference) in which the handler function is executed. <strong>If omitted,\n defaults to the object which fired the event.</strong></p>\n\n</div></li><li><span class='pre'>delay</span> : <a href=\"#!/api/Number\" rel=\"Number\" class=\"docClass\">Number</a><div class='sub-desc'><p>The number of milliseconds to delay the invocation of the handler after the event fires.</p>\n\n</div></li><li><span class='pre'>single</span> : <a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a><div class='sub-desc'><p>True to add a handler to handle just the next firing of the event, and then remove itself.</p>\n\n</div></li><li><span class='pre'>buffer</span> : <a href=\"#!/api/Number\" rel=\"Number\" class=\"docClass\">Number</a><div class='sub-desc'><p>Causes the handler to be scheduled to run in an <a href=\"#!/api/Ext.util.DelayedTask\" rel=\"Ext.util.DelayedTask\" class=\"docClass\">Ext.util.DelayedTask</a> delayed\n by the specified number of milliseconds. If the event fires again within that time,\n the original handler is <em>not</em> invoked, but the new handler is scheduled in its place.</p>\n\n</div></li><li><span class='pre'>target</span> : <a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a><div class='sub-desc'><p>Only call the handler if the event was fired on the target Observable, <em>not</em> if the event\n was bubbled up from a child Observable.</p>\n\n</div></li><li><span class='pre'>element</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p><strong>This option is only valid for listeners bound to <a href=\"#!/api/Ext.Component\" rel=\"Ext.Component\" class=\"docClass\">Components</a>.</strong>\n The name of a Component property which references an element to add a listener to.</p>\n\n\n\n\n<p> This option is useful during Component construction to add DOM event listeners to elements of\n <a href=\"#!/api/Ext.Component\" rel=\"Ext.Component\" class=\"docClass\">Components</a> which will exist only after the Component is rendered.\n For example, to add a click listener to a Panel's body:</p>\n\n\n\n\n<pre><code> new <a href=\"#!/api/Ext.panel.Panel\" rel=\"Ext.panel.Panel\" class=\"docClass\">Ext.panel.Panel</a>({\n title: 'The title',\n listeners: {\n click: this.handlePanelClick,\n element: 'body'\n }\n });\n</code></pre>\n\n\n\n\n<p><strong>Combining Options</strong></p>\n\n\n\n\n<p>Using the options argument, it is possible to combine different types of listeners:</p>\n\n\n\n\n<p>A delayed, one-time listener.</p>\n\n\n\n\n<pre><code>myPanel.on('hide', this.handleClick, this, {\n single: true,\n delay: 100\n});\n</code></pre>\n\n</div></li></ul></div></li></ul></div></div></div><div id='method-relayEvents' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-relayEvents' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-relayEvents' class='name expandable'>relayEvents</a>( <span class='pre'><a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> origin, <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>[] events, [<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> prefix]</span> )</div><div class='description'><div class='short'>Relays selected events from the specified Observable as if the events were fired by this. ...</div><div class='long'><p>Relays selected events from the specified Observable as if the events were fired by <code>this</code>.</p>\n\n<p>For example if you are extending Grid, you might decide to forward some events from store.\nSo you can do this inside your initComponent:</p>\n\n<pre><code>this.relayEvents(this.getStore(), ['load']);\n</code></pre>\n\n<p>The grid instance will then have an observable 'load' event which will be passed the\nparameters of the store's load event and any function fired with the grid's load event\nwould have access to the grid using the <code>this</code> keyword.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>origin</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><div class='sub-desc'><p>The Observable whose events this object is to relay.</p>\n</div></li><li><span class='pre'>events</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a>[]<div class='sub-desc'><p>Array of event names to relay.</p>\n</div></li><li><span class='pre'>prefix</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> (optional)<div class='sub-desc'><p>A common prefix to attach to the event names. For example:</p>\n\n<pre><code>this.relayEvents(this.getStore(), ['load', 'clear'], 'store');\n</code></pre>\n\n<p>Now the grid will forward 'load' and 'clear' events of store as 'storeload' and 'storeclear'.</p>\n</div></li></ul></div></div></div><div id='method-removeListener' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-removeListener' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-removeListener' class='name expandable'>removeListener</a>( <span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> eventName, <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> fn, [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> scope]</span> )</div><div class='description'><div class='short'>Removes an event handler. ...</div><div class='long'><p>Removes an event handler.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>eventName</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>The type of event the handler was associated with.</p>\n\n</div></li><li><span class='pre'>fn</span> : <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a><div class='sub-desc'><p>The handler to remove. <strong>This must be a reference to the function passed into the\n<a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">addListener</a> call.</strong></p>\n\n</div></li><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>The scope originally specified for the handler. It must be the same as the\nscope argument specified in the original call to <a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">addListener</a> or the listener will not be removed.</p>\n\n</div></li></ul></div></div></div><div id='method-removeManagedListener' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-removeManagedListener' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-removeManagedListener' class='name expandable'>removeManagedListener</a>( <span class='pre'><a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a>/<a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a> item, <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> ename, [<a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> fn], [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> scope]</span> )</div><div class='description'><div class='short'>Removes listeners that were added by the mon method. ...</div><div class='long'><p>Removes listeners that were added by the <a href=\"#!/api/Ext.util.Observable-method-mon\" rel=\"Ext.util.Observable-method-mon\" class=\"docClass\">mon</a> method.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>item</span> : <a href=\"#!/api/Ext.util.Observable\" rel=\"Ext.util.Observable\" class=\"docClass\">Ext.util.Observable</a>/<a href=\"#!/api/Ext.dom.Element\" rel=\"Ext.dom.Element\" class=\"docClass\">Ext.Element</a><div class='sub-desc'><p>The item from which to remove a listener/listeners.</p>\n\n</div></li><li><span class='pre'>ename</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a>/<a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>The event name, or an object containing event name properties.</p>\n\n</div></li><li><span class='pre'>fn</span> : <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the handler function.</p>\n\n</div></li><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>If the <code>ename</code> parameter was an event name, this is the scope (<code>this</code> reference)\nin which the handler function is executed.</p>\n\n</div></li></ul></div></div></div><div id='method-resumeEvents' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-resumeEvents' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-resumeEvents' class='name expandable'>resumeEvents</a>( <span class='pre'></span> )</div><div class='description'><div class='short'>Resumes firing events (see suspendEvents). ...</div><div class='long'><p>Resumes firing events (see <a href=\"#!/api/Ext.util.Observable-method-suspendEvents\" rel=\"Ext.util.Observable-method-suspendEvents\" class=\"docClass\">suspendEvents</a>).</p>\n\n<p>If events were suspended using the <code>queueSuspended</code> parameter, then all events fired\nduring event suspension will be sent to any listeners now.</p>\n</div></div></div><div id='method-statics' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.Base' rel='Ext.Base' class='defined-in docClass'>Ext.Base</a><br/><a href='source/Base.html#Ext-Base-method-statics' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.Base-method-statics' class='name expandable'>statics</a>( <span class='pre'></span> ) : <a href=\"#!/api/Ext.Class\" rel=\"Ext.Class\" class=\"docClass\">Ext.Class</a><strong class='protected signature'>protected</strong></div><div class='description'><div class='short'>Get the reference to the class from which this object was instantiated. ...</div><div class='long'><p>Get the reference to the class from which this object was instantiated. Note that unlike <a href=\"#!/api/Ext.Base-property-self\" rel=\"Ext.Base-property-self\" class=\"docClass\">self</a>,\n<code>this.statics()</code> is scope-independent and it always returns the class from which it was called, regardless of what\n<code>this</code> points to during run-time</p>\n\n<pre><code><a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.Cat', {\n statics: {\n totalCreated: 0,\n speciesName: 'Cat' // My.Cat.speciesName = 'Cat'\n },\n\n constructor: function() {\n var statics = this.statics();\n\n alert(statics.speciesName); // always equals to 'Cat' no matter what 'this' refers to\n // equivalent to: My.Cat.speciesName\n\n alert(this.self.speciesName); // dependent on 'this'\n\n statics.totalCreated++;\n },\n\n clone: function() {\n var cloned = new this.self; // dependent on 'this'\n\n cloned.groupName = this.statics().speciesName; // equivalent to: My.Cat.speciesName\n\n return cloned;\n }\n});\n\n\n<a href=\"#!/api/Ext-method-define\" rel=\"Ext-method-define\" class=\"docClass\">Ext.define</a>('My.SnowLeopard', {\n extend: 'My.Cat',\n\n statics: {\n speciesName: 'Snow Leopard' // My.SnowLeopard.speciesName = 'Snow Leopard'\n },\n\n constructor: function() {\n this.callParent();\n }\n});\n\nvar cat = new My.Cat(); // alerts 'Cat', then alerts 'Cat'\n\nvar snowLeopard = new My.SnowLeopard(); // alerts 'Cat', then alerts 'Snow Leopard'\n\nvar clone = snowLeopard.clone();\nalert(<a href=\"#!/api/Ext-method-getClassName\" rel=\"Ext-method-getClassName\" class=\"docClass\">Ext.getClassName</a>(clone)); // alerts 'My.SnowLeopard'\nalert(clone.groupName); // alerts 'Cat'\n\nalert(My.Cat.totalCreated); // alerts 3\n</code></pre>\n<h3 class='pa'>Returns</h3><ul><li><span class='pre'><a href=\"#!/api/Ext.Class\" rel=\"Ext.Class\" class=\"docClass\">Ext.Class</a></span><div class='sub-desc'>\n</div></li></ul></div></div></div><div id='method-suspendEvents' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-suspendEvents' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-suspendEvents' class='name expandable'>suspendEvents</a>( <span class='pre'><a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a> queueSuspended</span> )</div><div class='description'><div class='short'>Suspends the firing of all events. ...</div><div class='long'><p>Suspends the firing of all events. (see <a href=\"#!/api/Ext.util.Observable-method-resumeEvents\" rel=\"Ext.util.Observable-method-resumeEvents\" class=\"docClass\">resumeEvents</a>)</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>queueSuspended</span> : <a href=\"#!/api/Boolean\" rel=\"Boolean\" class=\"docClass\">Boolean</a><div class='sub-desc'><p>Pass as true to queue up suspended events to be fired\nafter the <a href=\"#!/api/Ext.util.Observable-method-resumeEvents\" rel=\"Ext.util.Observable-method-resumeEvents\" class=\"docClass\">resumeEvents</a> call instead of discarding all suspended events.</p>\n</div></li></ul></div></div></div><div id='method-un' class='member inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><a href='#!/api/Ext.util.Observable' rel='Ext.util.Observable' class='defined-in docClass'>Ext.util.Observable</a><br/><a href='source/Observable.html#Ext-util-Observable-method-un' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.Observable-method-un' class='name expandable'>un</a>( <span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> eventName, <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a> fn, [<a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> scope]</span> )</div><div class='description'><div class='short'>Shorthand for removeListener. ...</div><div class='long'><p>Shorthand for <a href=\"#!/api/Ext.util.Observable-method-removeListener\" rel=\"Ext.util.Observable-method-removeListener\" class=\"docClass\">removeListener</a>.</p>\n\n<p>Removes an event handler.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>eventName</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>The type of event the handler was associated with.</p>\n\n</div></li><li><span class='pre'>fn</span> : <a href=\"#!/api/Function\" rel=\"Function\" class=\"docClass\">Function</a><div class='sub-desc'><p>The handler to remove. <strong>This must be a reference to the function passed into the\n<a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">addListener</a> call.</strong></p>\n\n</div></li><li><span class='pre'>scope</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> (optional)<div class='sub-desc'><p>The scope originally specified for the handler. It must be the same as the\nscope argument specified in the original call to <a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">addListener</a> or the listener will not be removed.</p>\n\n</div></li></ul></div></div></div></div></div><div class='members-section'><div class='definedBy'>Defined By</div><h3 class='members-title icon-event'>Events</h3><div class='subsection'><div id='event-change' class='member first-child not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-event-change' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-event-change' class='name expandable'>change</a>( <span class='pre'><a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a> token, <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> eOpts</span> )</div><div class='description'><div class='short'>Fires when navigation back or forwards within the local page's history occurs. ...</div><div class='long'><p>Fires when navigation back or forwards within the local page's history occurs.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>token</span> : <a href=\"#!/api/String\" rel=\"String\" class=\"docClass\">String</a><div class='sub-desc'><p>An identifier associated with the page state at that point in its history.</p>\n</div></li><li><span class='pre'>eOpts</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><div class='sub-desc'><p>The options object passed to <a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">Ext.util.Observable.addListener</a>.</p>\n\n</div></li></ul></div></div></div><div id='event-ready' class='member not-inherited'><a href='#' class='side expandable'><span> </span></a><div class='title'><div class='meta'><span class='defined-in' rel='Ext.util.History'>Ext.util.History</span><br/><a href='source/History.html#Ext-util-History-event-ready' target='_blank' class='view-source'>view source</a></div><a href='#!/api/Ext.util.History-event-ready' class='name expandable'>ready</a>( <span class='pre'><a href=\"#!/api/Ext.util.History\" rel=\"Ext.util.History\" class=\"docClass\">Ext.util.History</a> The, <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a> eOpts</span> )</div><div class='description'><div class='short'>Fires when the Ext.util.History singleton has been initialized and is ready for use. ...</div><div class='long'><p>Fires when the <a href=\"#!/api/Ext.util.History\" rel=\"Ext.util.History\" class=\"docClass\">Ext.util.History</a> singleton has been initialized and is ready for use.</p>\n<h3 class=\"pa\">Parameters</h3><ul><li><span class='pre'>The</span> : <a href=\"#!/api/Ext.util.History\" rel=\"Ext.util.History\" class=\"docClass\">Ext.util.History</a><div class='sub-desc'><p><a href=\"#!/api/Ext.util.History\" rel=\"Ext.util.History\" class=\"docClass\">Ext.util.History</a> singleton.</p>\n</div></li><li><span class='pre'>eOpts</span> : <a href=\"#!/api/Object\" rel=\"Object\" class=\"docClass\">Object</a><div class='sub-desc'><p>The options object passed to <a href=\"#!/api/Ext.util.Observable-method-addListener\" rel=\"Ext.util.Observable-method-addListener\" class=\"docClass\">Ext.util.Observable.addListener</a>.</p>\n\n</div></li></ul></div></div></div></div></div></div></div>","subclasses":[],"extends":"Ext.Base","statics":{"cfg":[],"property":[],"css_var":[],"event":[],"method":[],"css_mixin":[]},"alternateClassNames":["Ext.History"],"tagname":"class","singleton":true,"code_type":"ext_define","inheritable":false,"superclasses":["Ext.Base","Ext.util.History"],"component":false,"requires":[],"inheritdoc":null,"mixins":["Ext.util.Observable"],"mixedInto":[],"meta":{},"members":{"cfg":[{"owner":"Ext.util.Observable","tagname":"cfg","meta":{},"name":"listeners","id":"cfg-listeners"},{"owner":"Ext.util.History","tagname":"cfg","meta":{},"name":"useTopWindow","id":"cfg-useTopWindow"}],"property":[{"owner":"Ext.util.History","tagname":"property","meta":{},"name":"fieldId","id":"property-fieldId"},{"owner":"Ext.util.History","tagname":"property","meta":{},"name":"iframeId","id":"property-iframeId"},{"owner":"Ext.util.Observable","tagname":"property","meta":{},"name":"isObservable","id":"property-isObservable"},{"owner":"Ext.Base","tagname":"property","meta":{"protected":true},"name":"self","id":"property-self"}],"css_var":[],"event":[{"owner":"Ext.util.History","tagname":"event","meta":{},"name":"change","id":"event-change"},{"owner":"Ext.util.History","tagname":"event","meta":{},"name":"ready","id":"event-ready"}],"css_mixin":[],"method":[{"owner":"Ext.util.History","tagname":"method","meta":{},"name":"add","id":"method-add"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"addEvents","id":"method-addEvents"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"addListener","id":"method-addListener"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"addManagedListener","id":"method-addManagedListener"},{"owner":"Ext.util.History","tagname":"method","meta":{},"name":"back","id":"method-back"},{"owner":"Ext.Base","tagname":"method","meta":{"deprecated":{"text":"as of 4.1. Use {@link #callParent} instead."},"protected":true},"name":"callOverridden","id":"method-callOverridden"},{"owner":"Ext.Base","tagname":"method","meta":{"protected":true},"name":"callParent","id":"method-callParent"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"clearListeners","id":"method-clearListeners"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"clearManagedListeners","id":"method-clearManagedListeners"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"enableBubble","id":"method-enableBubble"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"fireEvent","id":"method-fireEvent"},{"owner":"Ext.util.History","tagname":"method","meta":{},"name":"forward","id":"method-forward"},{"owner":"Ext.Base","tagname":"method","meta":{},"name":"getInitialConfig","id":"method-getInitialConfig"},{"owner":"Ext.util.History","tagname":"method","meta":{},"name":"getToken","id":"method-getToken"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"hasListener","id":"method-hasListener"},{"owner":"Ext.util.History","tagname":"method","meta":{},"name":"init","id":"method-init"},{"owner":"Ext.Base","tagname":"method","meta":{"protected":true},"name":"initConfig","id":"method-initConfig"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"mon","id":"method-mon"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"mun","id":"method-mun"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"on","id":"method-on"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"relayEvents","id":"method-relayEvents"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"removeListener","id":"method-removeListener"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"removeManagedListener","id":"method-removeManagedListener"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"resumeEvents","id":"method-resumeEvents"},{"owner":"Ext.Base","tagname":"method","meta":{"protected":true},"name":"statics","id":"method-statics"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"suspendEvents","id":"method-suspendEvents"},{"owner":"Ext.util.Observable","tagname":"method","meta":{},"name":"un","id":"method-un"}]},"allMixins":["Ext.util.Observable"],"html_meta":{},"uses":[],"private":false,"name":"Ext.util.History","aliases":{},"files":[{"href":"History.html#Ext-util-History","filename":"History.js"}],"id":"class-Ext.util.History"});