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plugin.js
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plugin.js
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/**
* Plugin: "remove_button" (selectize.js)
* Copyright (c) 2013 Brian Reavis & contributors
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
* file except in compliance with the License. You may obtain a copy of the License at:
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under
* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
* ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*
* @author Brian Reavis <brian@thirdroute.com>
*/
Selectize.define('remove_button', function(options) {
if (this.settings.mode === 'single') return;
options = $.extend({
label : '×',
title : 'Remove',
className : 'remove',
append : true
}, options);
var self = this;
var html = '<a href="javascript:void(0)" class="' + options.className + '" tabindex="-1" title="' + escape_html(options.title) + '">' + options.label + '</a>';
/**
* Appends an element as a child (with raw HTML).
*
* @param {string} html_container
* @param {string} html_element
* @return {string}
*/
var append = function(html_container, html_element) {
var pos = html_container.search(/(<\/[^>]+>\s*)$/);
return html_container.substring(0, pos) + html_element + html_container.substring(pos);
};
this.setup = (function() {
var original = self.setup;
return function() {
// override the item rendering method to add the button to each
if (options.append) {
var render_item = self.settings.render.item;
self.settings.render.item = function(data) {
return append(render_item.apply(this, arguments), html);
};
}
original.apply(this, arguments);
// add event listener
this.$control.on('click', '.' + options.className, function(e) {
e.preventDefault();
if (self.isLocked) return;
var $item = $(e.currentTarget).parent();
self.setActiveItem($item);
if (self.deleteSelection()) {
self.setCaret(self.items.length);
}
});
};
})();
});