jquery-ui-widget-factory

问题 The JQuery-UI selectmenu widget has some extension methods that can be used to customize rendering/styling of the dropdown select menu. From the api docs , the following widget extension methods can be used to customize the menu: - _renderItem( ul, item ) - _renderMenu( ul, items ) What i want to achieve is, overriding the above extension methods for just one instance of the selectmenu widget, and not at a global level. The widget factory docs does have example about extending a particular

问题 I am trying to inherit a method from base widget to another widget. here is my sample code My base widget is $(function () { $.widget("UI.baseWidget", { options: { testVal:'' }, _create: function () { alert(this.option.testVal); }, }); }); and other widget calling this base widget is $(function () { $.widget("UI.MyWidget", $.UI.baseWidget, { options: { testVal:'' }, _create: function () { $.UI.baseWidget.prototype._create.call(this); } }); }); and initilise the MyWidgetcode is' $('#mydiv')

问题 I am learning to write jquery-ui plugins using the widget-factory pattern. For cleaner organization, I have some helper methods defined inside the object literal that is passed to $.widget . I would like to access the options object in those helpers. For example in the boilerplate below, how do I access the options object inside _helper() ? ;(function ( $, window, document, undefined ) { $.widget( "namespace.widgetName" , { options: { someValue: null }, _create: function () { // initialize

问题 I'm using the jQuery UI Widget Factory to build a jQuery plugin. My plugin binds custom events to the window... _subscribe: function() { $(window).on("dragger.started", function() { ... }); } I am wondering how to go about removing these events, when a particular instance of the plugin is destroyed. If I use... destroy: function() { $(window).off("dragger.started"); } ...then that will mess up any other instances of the plugin on the page, as it will remove all "dragger.started" events. What

问题 I'm using the jQuery UI widget factory. $.widget("myPlugin" , { options: { }, _create: function() { }, instanceVar: "huzzah!" }); On testing, it looks as though instanceVar is actually part of the prototype. So it is the same across all instances of the plugin. I can fix this by putting instanceVar into options, like so: $.widget("myPlugin" , { options: { instanceVar: "huzzah!" }, _create: function() { }, }); However that seems odd, as instanceVar is just an internal variable for use by the