kendo.webcomponents.js
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/**
* Kendo UI v2016.1.112 (http://www.telerik.com/kendo-ui)
* Copyright 2016 Telerik AD. All rights reserved.
*
* Kendo UI commercial licenses may be obtained at
* http://www.telerik.com/purchase/license-agreement/kendo-ui-complete
* If you do not own a commercial license, this file shall be governed by the trial license terms.
*/
(function (f, define) {
define('kendo.webcomponents', ['kendo.core'], f);
}(function () {
var __meta__ = {
id: 'webcomponents',
name: 'Web Components',
category: 'framework',
description: 'Adds Kendo UI custom elements for Web Components',
depends: ['core']
};
(function ($, angular, undefined) {
if (!kendo.support.customElements || kendo.webComponents.length) {
return;
}
if (angular && (angular.version.major == 1 || angular.injector)) {
return;
}
var TAGNAMES = {
editor: 'textarea',
numerictextbox: 'input',
datepicker: 'input',
datetimepicker: 'input',
timepicker: 'input',
autocomplete: 'input',
colorpicker: 'input',
maskedtextbox: 'input',
dropdownlist: 'select',
multiselect: 'select',
upload: 'input',
validator: 'form',
button: 'button',
mobilebutton: 'a',
mobilebackbutton: 'a',
mobiledetailbutton: 'a',
listview: 'ul',
mobilelistview: 'ul',
treeview: 'ul',
menu: 'ul',
contextmenu: 'ul',
actionsheet: 'ul'
};
var EVENT_PREFIX = 'on-';
var registered = [];
kendo.onWidgetRegistered(function (entry) {
var elementName = entry.prefix + entry.widget.prototype.options.name.toLowerCase();
if (registered.indexOf(elementName) === -1) {
registered.push(elementName);
registerElement(elementName, entry.widget);
}
});
var jsonRegExp = /^\s*(?:\{(?:.|\r\n|\n)*\}|\[(?:.|\r\n|\n)*\])\s*$/;
var jsonFormatRegExp = /^\{(\d+)(:[^\}]+)?\}|^\[[A-Za-z_]*\]$/;
var numberRegExp = /^(\+|-?)\d+(\.?)\d*$/;
function parseOption(element, option) {
var value = element.getAttribute(option);
if (value === null) {
value = undefined;
} else if (value === 'null') {
value = null;
} else if (value === 'true') {
value = true;
} else if (value === 'false') {
value = false;
} else if (numberRegExp.test(value)) {
value = parseFloat(value);
} else if (jsonRegExp.test(value) && !jsonFormatRegExp.test(value)) {
value = new Function('return (' + value + ')')();
}
return value;
}
function parseOptions(element, options) {
var result = {};
Object.keys(options).concat('dataSource').forEach(function (name) {
if (element.hasAttribute(kendo.toHyphens(name))) {
result[name] = parseOption(element, kendo.toHyphens(name));
}
});
return result;
}
function cloneEvent(e) {
var result = {};
Object.keys(e).forEach(function (key) {
if (key[0] != '_') {
result[key] = e[key];
}
});
return result;
}
function eventHandler(eventName, e) {
var event = document.createEvent('CustomEvent');
event.initCustomEvent(eventName, false, true, cloneEvent(e));
this.dispatchEvent(event);
if (event.defaultPrevented) {
e.preventDefault();
}
}
function expose(component, obj) {
var props = Object.keys(obj);
for (var idx = 0; idx <= props.length; idx++) {
if (typeof obj[props[idx]] === 'function') {
if (!component[props[idx]]) {
component[props[idx]] = obj[props[idx]].bind(component.widget);
}
} else {
if (props[idx] === 'options') {
continue;
}
component[props[idx]] = component[props[idx]] || obj[props[idx]];
}
}
}
function registerElement(name, widget) {
var options = widget.prototype.options;
var prototype = Object.create(HTMLElement.prototype);
Object.defineProperty(prototype, 'options', {
get: function () {
return this.widget.options;
},
set: function (options) {
var instance = this.widget;
options = $.extend(true, {}, instance.options, options);
var _wrapper = $(instance.wrapper)[0];
var _element = $(instance.element)[0];
instance._destroy();
var newElement = document.createElement(TAGNAMES[name] || 'div');
if (_wrapper && _element) {
_wrapper.parentNode.replaceChild(_element, _wrapper);
$(_element).replaceWith(newElement);
}
if (instance.value) {
options.value = instance.value();
}
instance.init(newElement, options);
this.bindEvents();
}
});
prototype.bindEvents = function () {
widget.prototype.events.forEach(function (eventName) {
this.widget.bind(eventName, eventHandler.bind(this, eventName));
if (this.hasAttribute(EVENT_PREFIX + eventName)) {
this.bind(eventName, function (e) {
window[this.getAttribute(EVENT_PREFIX + eventName)].call(this, e);
}.bind(this));
}
}.bind(this));
};
prototype.attachedCallback = function () {
var that = this;
var element = document.createElement(TAGNAMES[name] || 'div');
$(element).append(that.childNodes);
$(element).attr('class', $(that).attr('class'));
$(element).attr('style', $(that).attr('style'));
that.appendChild(element);
that.widget = new widget(element, parseOptions(that, options));
var obj = that.widget;
do {
expose(that, obj);
} while (obj = Object.getPrototypeOf(obj));
this.bindEvents();
};
prototype.detachedCallback = function () {
kendo.destroy(this.element);
};
kendo.webComponents.push('kendo-' + name);
document.registerElement('kendo-' + name, { prototype: prototype });
}
}(window.kendo.jQuery, window.angular));
return window.kendo;
}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {
(a3 || a2)();
}));