diff options
Diffstat (limited to 'contexts/data/lib/closure-library/closure/goog/dom/dataset.js')
-rw-r--r-- | contexts/data/lib/closure-library/closure/goog/dom/dataset.js | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/contexts/data/lib/closure-library/closure/goog/dom/dataset.js b/contexts/data/lib/closure-library/closure/goog/dom/dataset.js deleted file mode 100644 index ac7dc23..0000000 --- a/contexts/data/lib/closure-library/closure/goog/dom/dataset.js +++ /dev/null @@ -1,135 +0,0 @@ -// Copyright 2009 The Closure Library Authors. All Rights Reserved. -// -// 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. - -/** - * @fileoverview Utilities for adding, removing and setting values in - * an Element's dataset. - * See {@link http://www.w3.org/TR/html5/Overview.html#dom-dataset}. - * - */ - -goog.provide('goog.dom.dataset'); - -goog.require('goog.string'); - - -/** - * The DOM attribute name prefix that must be present for it to be considered - * for a dataset. - * @type {string} - * @const - * @private - */ -goog.dom.dataset.PREFIX_ = 'data-'; - - -/** - * Sets a custom data attribute on an element. The key should be - * in camelCase format (e.g "keyName" for the "data-key-name" attribute). - * @param {Element} element DOM node to set the custom data attribute on. - * @param {string} key Key for the custom data attribute. - * @param {string} value Value for the custom data attribute. - */ -goog.dom.dataset.set = function(element, key, value) { - if (element.dataset) { - element.dataset[key] = value; - } else { - element.setAttribute( - goog.dom.dataset.PREFIX_ + goog.string.toSelectorCase(key), - value); - } -}; - - -/** - * Gets a custom data attribute from an element. The key should be - * in camelCase format (e.g "keyName" for the "data-key-name" attribute). - * @param {Element} element DOM node to get the custom data attribute from. - * @param {string} key Key for the custom data attribute. - * @return {?string} The attribute value, if it exists. - */ -goog.dom.dataset.get = function(element, key) { - if (element.dataset) { - return element.dataset[key]; - } else { - return element.getAttribute(goog.dom.dataset.PREFIX_ + - goog.string.toSelectorCase(key)); - } -}; - - -/** - * Removes a custom data attribute from an element. The key should be - * in camelCase format (e.g "keyName" for the "data-key-name" attribute). - * @param {Element} element DOM node to get the custom data attribute from. - * @param {string} key Key for the custom data attribute. - */ -goog.dom.dataset.remove = function(element, key) { - if (element.dataset) { - delete element.dataset[key]; - } else { - element.removeAttribute(goog.dom.dataset.PREFIX_ + - goog.string.toSelectorCase(key)); - } -}; - - -/** - * Checks whether custom data attribute exists on an element. The key should be - * in camelCase format (e.g "keyName" for the "data-key-name" attribute). - * - * @param {Element} element DOM node to get the custom data attribute from. - * @param {string} key Key for the custom data attribute. - * @return {boolean} Whether the attibute exists. - */ -goog.dom.dataset.has = function(element, key) { - if (element.dataset) { - return key in element.dataset; - } else if (element.hasAttribute) { - return element.hasAttribute(goog.dom.dataset.PREFIX_ + - goog.string.toSelectorCase(key)); - } else { - return !!(element.getAttribute(goog.dom.dataset.PREFIX_ + - goog.string.toSelectorCase(key))); - } -}; - - -/** - * Gets all custom data attributes as a string map. The attribute names will be - * camel cased (e.g., data-foo-bar -> dataset['foobar']). This operation is not - * safe for attributes having camel-cased names clashing with already existing - * properties (e.g., data-to-string -> dataset['toString']). - * @param {!Element} element DOM node to get the data attributes from. - * @return {!Object} The string map containing data attributes and their - * respective values. - */ -goog.dom.dataset.getAll = function(element) { - if (element.dataset) { - return element.dataset; - } else { - var dataset = {}; - var attributes = element.attributes; - for (var i = 0; i < attributes.length; ++i) { - var attribute = attributes[i]; - if (goog.string.startsWith(attribute.name, - goog.dom.dataset.PREFIX_)) { - // We use substr(5), since it's faster than replacing 'data-' with ''. - var key = goog.string.toCamelCase(attribute.name.substr(5)); - dataset[key] = attribute.value; - } - } - return dataset; - } -}; |