58 lines
1.8 KiB
JavaScript
58 lines
1.8 KiB
JavaScript
(function(define, undefined) {
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'use strict';
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define(['gettext', 'underscore', 'jquery', 'backbone', 'js/edxnotes/utils/template'],
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function(gettext, _, $, Backbone, templateUtils) {
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var TabItemView = Backbone.View.extend({
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tagName: 'li',
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className: 'tab',
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activeClassName: 'is-active',
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events: {
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click: 'selectHandler',
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'click a': function(event) { event.preventDefault(); },
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'click .action-close': 'closeHandler'
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},
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initialize: function(options) {
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this.template = templateUtils.loadTemplate('tab-item');
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this.$el.attr('id', this.model.get('identifier'));
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this.listenTo(this.model, {
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'change:is_active': function(model, value) {
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this.$el.toggleClass(this.activeClassName, value);
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if (value) {
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this.$('.tab-label').prepend($('<span />', {
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class: 'tab-aria-label sr',
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text: gettext('Current tab')
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}));
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} else {
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this.$('.tab-aria-label').remove();
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}
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},
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destroy: this.remove
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});
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},
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render: function() {
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var html = this.template(this.model.toJSON());
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this.$el.html(html);
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return this;
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},
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selectHandler: function(event) {
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event.preventDefault();
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if (!this.model.isActive()) {
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this.model.activate();
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}
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},
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closeHandler: function(event) {
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event.preventDefault();
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event.stopPropagation();
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this.model.destroy();
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}
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});
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return TabItemView;
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});
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}).call(this, define || RequireJS.define);
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