tom-select
Version:
Tom Select is a versatile and dynamic <select> UI control. Forked from Selectize.js to provide a framework agnostic autocomplete widget with native-feeling keyboard navigation, it's useful for tagging, contact lists, country selectors, etc.
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JavaScript
/**
* Tom Select v2.4.3
* Licensed under the Apache License, Version 2.0 (the "License");
*/
/**
* Return a dom element from either a dom query string, jQuery object, a dom element or html string
* https://stackoverflow.com/questions/494143/creating-a-new-dom-element-from-an-html-string-using-built-in-dom-methods-or-pro/35385518#35385518
*
* param query should be {}
*/
const getDom = query => {
if (query.jquery) {
return query[0];
}
if (query instanceof HTMLElement) {
return query;
}
if (isHtmlString(query)) {
var tpl = document.createElement('template');
tpl.innerHTML = query.trim(); // Never return a text node of whitespace as the result
return tpl.content.firstChild;
}
return document.querySelector(query);
};
const isHtmlString = arg => {
if (typeof arg === 'string' && arg.indexOf('<') > -1) {
return true;
}
return false;
};
/**
* Plugin: "dropdown_header" (Tom Select)
* Copyright (c) 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.
*
*/
function plugin (userOptions) {
const self = this;
const options = Object.assign({
className: 'clear-button',
title: 'Clear All',
html: data => {
return `<div class="${data.className}" title="${data.title}">⨯</div>`;
}
}, userOptions);
self.on('initialize', () => {
var button = getDom(options.html(options));
button.addEventListener('click', evt => {
if (self.isLocked) return;
self.clear();
if (self.settings.mode === 'single' && self.settings.allowEmptyOption) {
self.addItem('');
}
evt.preventDefault();
evt.stopPropagation();
});
self.control.appendChild(button);
});
}
export { plugin as default };
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