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<pre class="prettyprint lang-js"><span id='Ext-menu-CheckItem-method-constructor'><span id='Ext-menu-CheckItem'>/**
</span></span> * @class Ext.menu.CheckItem
* @extends Ext.menu.Item
* Adds a menu item that contains a checkbox by default, but can also be part of a radio group.
* @constructor
* Creates a new CheckItem
* @param {Object} config Configuration options
* @xtype menucheckitem
*/
Ext.menu.CheckItem = Ext.extend(Ext.menu.Item, {
<span id='Ext-menu-CheckItem-cfg-group'> /**
</span> * @cfg {String} group
* All check items with the same group name will automatically be grouped into a single-select
* radio button group (defaults to '')
*/
<span id='Ext-menu-CheckItem-cfg-itemCls'> /**
</span> * @cfg {String} itemCls The default CSS class to use for check items (defaults to "x-menu-item x-menu-check-item")
*/
itemCls : "x-menu-item x-menu-check-item",
<span id='Ext-menu-CheckItem-cfg-groupClass'> /**
</span> * @cfg {String} groupClass The default CSS class to use for radio group check items (defaults to "x-menu-group-item")
*/
groupClass : "x-menu-group-item",
<span id='Ext-menu-CheckItem-cfg-checked'> /**
</span> * @cfg {Boolean} checked True to initialize this checkbox as checked (defaults to false). Note that
* if this checkbox is part of a radio group (group = true) only the first item in the group that is
* initialized with checked = true will be rendered as checked.
*/
checked: false,
<span id='Ext-menu-CheckItem-property-ctype'> // private
</span> ctype: "Ext.menu.CheckItem",
<span id='Ext-menu-CheckItem-method-initComponent'> initComponent : function(){
</span> Ext.menu.CheckItem.superclass.initComponent.call(this);
this.addEvents(
<span id='Ext-menu-CheckItem-event-beforecheckchange'> /**
</span> * @event beforecheckchange
* Fires before the checked value is set, providing an opportunity to cancel if needed
* @param {Ext.menu.CheckItem} this
* @param {Boolean} checked The new checked value that will be set
*/
"beforecheckchange" ,
<span id='Ext-menu-CheckItem-event-checkchange'> /**
</span> * @event checkchange
* Fires after the checked value has been set
* @param {Ext.menu.CheckItem} this
* @param {Boolean} checked The checked value that was set
*/
"checkchange"
);
<span id='Ext-menu-CheckItem-method-checkHandler'> /**
</span> * A function that handles the checkchange event. The function is undefined by default, but if an implementation
* is provided, it will be called automatically when the checkchange event fires.
* @param {Ext.menu.CheckItem} this
* @param {Boolean} checked The checked value that was set
* @method checkHandler
*/
if(this.checkHandler){
this.on('checkchange', this.checkHandler, this.scope);
}
Ext.menu.MenuMgr.registerCheckable(this);
},
<span id='Ext-menu-CheckItem-method-onRender'> // private
</span> onRender : function(c){
Ext.menu.CheckItem.superclass.onRender.apply(this, arguments);
if(this.group){
this.el.addClass(this.groupClass);
}
if(this.checked){
this.checked = false;
this.setChecked(true, true);
}
},
<span id='Ext-menu-CheckItem-method-destroy'> // private
</span> destroy : function(){
Ext.menu.MenuMgr.unregisterCheckable(this);
Ext.menu.CheckItem.superclass.destroy.apply(this, arguments);
},
<span id='Ext-menu-CheckItem-method-setChecked'> /**
</span> * Set the checked state of this item
* @param {Boolean} checked The new checked value
* @param {Boolean} suppressEvent (optional) True to prevent the checkchange event from firing (defaults to false)
*/
setChecked : function(state, suppressEvent){
var suppress = suppressEvent === true;
if(this.checked != state && (suppress || this.fireEvent("beforecheckchange", this, state) !== false)){
Ext.menu.MenuMgr.onCheckChange(this, state);
if(this.container){
this.container[state ? "addClass" : "removeClass"]("x-menu-item-checked");
}
this.checked = state;
if(!suppress){
this.fireEvent("checkchange", this, state);
}
}
},
<span id='Ext-menu-CheckItem-method-handleClick'> // private
</span> handleClick : function(e){
if(!this.disabled && !(this.checked && this.group)){// disable unselect on radio item
this.setChecked(!this.checked);
}
Ext.menu.CheckItem.superclass.handleClick.apply(this, arguments);
}
});
Ext.reg('menucheckitem', Ext.menu.CheckItem);</pre>
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