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2
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Manuela
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/*
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Copyright (c) 2009, Yahoo! Inc. All rights reserved.
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Code licensed under the BSD License:
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http://developer.yahoo.net/yui/license.txt
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version: 2.8.0r4
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*/
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/**
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* The dom module provides helper methods for manipulating Dom elements.
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* @module dom
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*
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*/
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(function() {
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// for use with generateId (global to save state if Dom is overwritten)
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YAHOO.env._id_counter = YAHOO.env._id_counter || 0;
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// internal shorthand
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var Y = YAHOO.util,
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lang = YAHOO.lang,
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UA = YAHOO.env.ua,
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trim = YAHOO.lang.trim,
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propertyCache = {}, // for faster hyphen converts
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reCache = {}, // cache className regexes
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RE_TABLE = /^t(?:able|d|h)$/i, // for _calcBorders
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RE_COLOR = /color$/i,
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// DOM aliases
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document = window.document,
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documentElement = document.documentElement,
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// string constants
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OWNER_DOCUMENT = 'ownerDocument',
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DEFAULT_VIEW = 'defaultView',
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DOCUMENT_ELEMENT = 'documentElement',
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COMPAT_MODE = 'compatMode',
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OFFSET_LEFT = 'offsetLeft',
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OFFSET_TOP = 'offsetTop',
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OFFSET_PARENT = 'offsetParent',
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PARENT_NODE = 'parentNode',
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NODE_TYPE = 'nodeType',
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TAG_NAME = 'tagName',
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SCROLL_LEFT = 'scrollLeft',
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SCROLL_TOP = 'scrollTop',
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GET_BOUNDING_CLIENT_RECT = 'getBoundingClientRect',
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GET_COMPUTED_STYLE = 'getComputedStyle',
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CURRENT_STYLE = 'currentStyle',
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CSS1_COMPAT = 'CSS1Compat',
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_BACK_COMPAT = 'BackCompat',
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_CLASS = 'class', // underscore due to reserved word
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CLASS_NAME = 'className',
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EMPTY = '',
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SPACE = ' ',
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C_START = '(?:^|\\s)',
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C_END = '(?= |$)',
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G = 'g',
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POSITION = 'position',
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FIXED = 'fixed',
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RELATIVE = 'relative',
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LEFT = 'left',
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TOP = 'top',
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MEDIUM = 'medium',
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BORDER_LEFT_WIDTH = 'borderLeftWidth',
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BORDER_TOP_WIDTH = 'borderTopWidth',
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// brower detection
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isOpera = UA.opera,
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isSafari = UA.webkit,
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isGecko = UA.gecko,
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isIE = UA.ie;
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/**
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* Provides helper methods for DOM elements.
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* @namespace YAHOO.util
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* @class Dom
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* @requires yahoo, event
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*/
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Y.Dom = {
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CUSTOM_ATTRIBUTES: (!documentElement.hasAttribute) ? { // IE < 8
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'for': 'htmlFor',
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'class': CLASS_NAME
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} : { // w3c
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'htmlFor': 'for',
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'className': _CLASS
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},
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DOT_ATTRIBUTES: {},
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/**
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* Returns an HTMLElement reference.
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* @method get
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* @param {String | HTMLElement |Array} el Accepts a string to use as an ID for getting a DOM reference, an actual DOM reference, or an Array of IDs and/or HTMLElements.
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* @return {HTMLElement | Array} A DOM reference to an HTML element or an array of HTMLElements.
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*/
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get: function(el) {
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var id, nodes, c, i, len, attr;
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if (el) {
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if (el[NODE_TYPE] || el.item) { // Node, or NodeList
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return el;
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}
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if (typeof el === 'string') { // id
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id = el;
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el = document.getElementById(el);
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attr = (el) ? el.attributes : null;
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if (el && attr && attr.id && attr.id.value === id) { // IE: avoid false match on "name" attribute
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return el;
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} else if (el && document.all) { // filter by name
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el = null;
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nodes = document.all[id];
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for (i = 0, len = nodes.length; i < len; ++i) {
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if (nodes[i].id === id) {
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return nodes[i];
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}
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}
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}
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return el;
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}
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if (YAHOO.util.Element && el instanceof YAHOO.util.Element) {
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el = el.get('element');
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}
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if ('length' in el) { // array-like
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c = [];
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for (i = 0, len = el.length; i < len; ++i) {
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c[c.length] = Y.Dom.get(el[i]);
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}
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return c;
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}
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return el; // some other object, just pass it back
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}
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return null;
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},
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getComputedStyle: function(el, property) {
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if (window[GET_COMPUTED_STYLE]) {
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return el[OWNER_DOCUMENT][DEFAULT_VIEW][GET_COMPUTED_STYLE](el, null)[property];
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} else if (el[CURRENT_STYLE]) {
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return Y.Dom.IE_ComputedStyle.get(el, property);
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}
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},
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/**
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* Normalizes currentStyle and ComputedStyle.
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* @method getStyle
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* @param {String | HTMLElement |Array} el Accepts a string to use as an ID, an actual DOM reference, or an Array of IDs and/or HTMLElements.
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* @param {String} property The style property whose value is returned.
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* @return {String | Array} The current value of the style property for the element(s).
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*/
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getStyle: function(el, property) {
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return Y.Dom.batch(el, Y.Dom._getStyle, property);
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},
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// branching at load instead of runtime
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_getStyle: function() {
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if (window[GET_COMPUTED_STYLE]) { // W3C DOM method
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return function(el, property) {
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property = (property === 'float') ? property = 'cssFloat' :
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Y.Dom._toCamel(property);
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var value = el.style[property],
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computed;
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if (!value) {
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computed = el[OWNER_DOCUMENT][DEFAULT_VIEW][GET_COMPUTED_STYLE](el, null);
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if (computed) { // test computed before touching for safari
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value = computed[property];
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}
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}
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return value;
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};
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} else if (documentElement[CURRENT_STYLE]) {
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return function(el, property) {
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var value;
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switch(property) {
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case 'opacity' :// IE opacity uses filter
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value = 100;
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try { // will error if no DXImageTransform
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value = el.filters['DXImageTransform.Microsoft.Alpha'].opacity;
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} catch(e) {
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try { // make sure its in the document
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value = el.filters('alpha').opacity;
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} catch(err) {
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}
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}
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return value / 100;
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case 'float': // fix reserved word
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property = 'styleFloat'; // fall through
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default:
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property = Y.Dom._toCamel(property);
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value = el[CURRENT_STYLE] ? el[CURRENT_STYLE][property] : null;
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return ( el.style[property] || value );
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}
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};
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}
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}(),
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/**
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* Wrapper for setting style properties of HTMLElements. Normalizes "opacity" across modern browsers.
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* @method setStyle
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* @param {String | HTMLElement | Array} el Accepts a string to use as an ID, an actual DOM reference, or an Array of IDs and/or HTMLElements.
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* @param {String} property The style property to be set.
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* @param {String} val The value to apply to the given property.
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*/
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setStyle: function(el, property, val) {
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Y.Dom.batch(el, Y.Dom._setStyle, { prop: property, val: val });
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},
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_setStyle: function() {
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if (isIE) {
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return function(el, args) {
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var property = Y.Dom._toCamel(args.prop),
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val = args.val;
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if (el) {
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switch (property) {
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case 'opacity':
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if ( lang.isString(el.style.filter) ) { // in case not appended
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el.style.filter = 'alpha(opacity=' + val * 100 + ')';
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if (!el[CURRENT_STYLE] || !el[CURRENT_STYLE].hasLayout) {
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el.style.zoom = 1; // when no layout or cant tell
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}
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}
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break;
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case 'float':
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property = 'styleFloat';
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default:
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el.style[property] = val;
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}
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} else {
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}
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};
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} else {
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return function(el, args) {
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var property = Y.Dom._toCamel(args.prop),
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val = args.val;
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if (el) {
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if (property == 'float') {
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property = 'cssFloat';
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}
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el.style[property] = val;
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} else {
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}
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};
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}
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}(),
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/**
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* Gets the current position of an element based on page coordinates.
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* Element must be part of the DOM tree to have page coordinates (display:none or elements not appended return false).
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* @method getXY
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| 261 |
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* @param {String | HTMLElement | Array} el Accepts a string to use as an ID, an actual DOM
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| 262 |
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* reference, or an Array of IDs and/or HTMLElements
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* @return {Array} The XY position of the element(s)
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*/
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getXY: function(el) {
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return Y.Dom.batch(el, Y.Dom._getXY);
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},
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_canPosition: function(el) {
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return ( Y.Dom._getStyle(el, 'display') !== 'none' && Y.Dom._inDoc(el) );
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},
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_getXY: function() {
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if (document[DOCUMENT_ELEMENT][GET_BOUNDING_CLIENT_RECT]) {
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return function(node) {
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| 276 |
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var scrollLeft, scrollTop, box, doc,
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| 277 |
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off1, off2, mode, bLeft, bTop,
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| 278 |
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floor = Math.floor, // TODO: round?
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| 279 |
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xy = false;
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| 280 |
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| 281 |
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if (Y.Dom._canPosition(node)) {
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| 282 |
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box = node[GET_BOUNDING_CLIENT_RECT]();
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| 283 |
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doc = node[OWNER_DOCUMENT];
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scrollLeft = Y.Dom.getDocumentScrollLeft(doc);
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| 285 |
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scrollTop = Y.Dom.getDocumentScrollTop(doc);
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| 286 |
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xy = [floor(box[LEFT]), floor(box[TOP])];
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| 287 |
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| 288 |
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if (isIE && UA.ie < 8) { // IE < 8: viewport off by 2
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| 289 |
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off1 = 2;
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| 290 |
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off2 = 2;
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| 291 |
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mode = doc[COMPAT_MODE];
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| 292 |
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| 293 |
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if (UA.ie === 6) {
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| 294 |
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if (mode !== _BACK_COMPAT) {
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| 295 |
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off1 = 0;
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| 296 |
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off2 = 0;
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| 297 |
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}
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| 298 |
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}
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| 299 |
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| 300 |
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if ((mode === _BACK_COMPAT)) {
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| 301 |
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bLeft = _getComputedStyle(doc[DOCUMENT_ELEMENT], BORDER_LEFT_WIDTH);
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| 302 |
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bTop = _getComputedStyle(doc[DOCUMENT_ELEMENT], BORDER_TOP_WIDTH);
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| 303 |
|
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if (bLeft !== MEDIUM) {
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| 304 |
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off1 = parseInt(bLeft, 10);
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| 305 |
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}
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| 306 |
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if (bTop !== MEDIUM) {
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| 307 |
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off2 = parseInt(bTop, 10);
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| 308 |
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}
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| 309 |
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}
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| 310 |
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| 311 |
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xy[0] -= off1;
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| 312 |
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xy[1] -= off2;
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| 313 |
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| 314 |
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}
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| 315 |
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| 316 |
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if ((scrollTop || scrollLeft)) {
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| 317 |
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xy[0] += scrollLeft;
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| 318 |
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xy[1] += scrollTop;
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| 319 |
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}
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| 320 |
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| 321 |
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// gecko may return sub-pixel (non-int) values
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| 322 |
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xy[0] = floor(xy[0]);
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| 323 |
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xy[1] = floor(xy[1]);
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| 324 |
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} else {
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| 325 |
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}
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| 326 |
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| 327 |
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return xy;
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| 328 |
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};
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| 329 |
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} else {
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| 330 |
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return function(node) { // ff2, safari: manually calculate by crawling up offsetParents
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| 331 |
|
|
var docScrollLeft, docScrollTop,
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| 332 |
|
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scrollTop, scrollLeft,
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| 333 |
|
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bCheck,
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| 334 |
|
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xy = false,
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| 335 |
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parentNode = node;
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| 336 |
|
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| 337 |
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if (Y.Dom._canPosition(node) ) {
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| 338 |
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xy = [node[OFFSET_LEFT], node[OFFSET_TOP]];
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| 339 |
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docScrollLeft = Y.Dom.getDocumentScrollLeft(node[OWNER_DOCUMENT]);
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| 340 |
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docScrollTop = Y.Dom.getDocumentScrollTop(node[OWNER_DOCUMENT]);
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| 341 |
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| 342 |
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// TODO: refactor with !! or just falsey
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| 343 |
|
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bCheck = ((isGecko || UA.webkit > 519) ? true : false);
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| 344 |
|
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| 345 |
|
|
// TODO: worth refactoring for TOP/LEFT only?
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| 346 |
|
|
while ((parentNode = parentNode[OFFSET_PARENT])) {
|
| 347 |
|
|
xy[0] += parentNode[OFFSET_LEFT];
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| 348 |
|
|
xy[1] += parentNode[OFFSET_TOP];
|
| 349 |
|
|
if (bCheck) {
|
| 350 |
|
|
xy = Y.Dom._calcBorders(parentNode, xy);
|
| 351 |
|
|
}
|
| 352 |
|
|
}
|
| 353 |
|
|
|
| 354 |
|
|
// account for any scrolled ancestors
|
| 355 |
|
|
if (Y.Dom._getStyle(node, POSITION) !== FIXED) {
|
| 356 |
|
|
parentNode = node;
|
| 357 |
|
|
|
| 358 |
|
|
while ((parentNode = parentNode[PARENT_NODE]) && parentNode[TAG_NAME]) {
|
| 359 |
|
|
scrollTop = parentNode[SCROLL_TOP];
|
| 360 |
|
|
scrollLeft = parentNode[SCROLL_LEFT];
|
| 361 |
|
|
|
| 362 |
|
|
//Firefox does something funky with borders when overflow is not visible.
|
| 363 |
|
|
if (isGecko && (Y.Dom._getStyle(parentNode, 'overflow') !== 'visible')) {
|
| 364 |
|
|
xy = Y.Dom._calcBorders(parentNode, xy);
|
| 365 |
|
|
}
|
| 366 |
|
|
|
| 367 |
|
|
if (scrollTop || scrollLeft) {
|
| 368 |
|
|
xy[0] -= scrollLeft;
|
| 369 |
|
|
xy[1] -= scrollTop;
|
| 370 |
|
|
}
|
| 371 |
|
|
}
|
| 372 |
|
|
xy[0] += docScrollLeft;
|
| 373 |
|
|
xy[1] += docScrollTop;
|
| 374 |
|
|
|
| 375 |
|
|
} else {
|
| 376 |
|
|
//Fix FIXED position -- add scrollbars
|
| 377 |
|
|
if (isOpera) {
|
| 378 |
|
|
xy[0] -= docScrollLeft;
|
| 379 |
|
|
xy[1] -= docScrollTop;
|
| 380 |
|
|
} else if (isSafari || isGecko) {
|
| 381 |
|
|
xy[0] += docScrollLeft;
|
| 382 |
|
|
xy[1] += docScrollTop;
|
| 383 |
|
|
}
|
| 384 |
|
|
}
|
| 385 |
|
|
//Round the numbers so we get sane data back
|
| 386 |
|
|
xy[0] = Math.floor(xy[0]);
|
| 387 |
|
|
xy[1] = Math.floor(xy[1]);
|
| 388 |
|
|
} else {
|
| 389 |
|
|
}
|
| 390 |
|
|
return xy;
|
| 391 |
|
|
};
|
| 392 |
|
|
}
|
| 393 |
|
|
}(), // NOTE: Executing for loadtime branching
|
| 394 |
|
|
|
| 395 |
|
|
/**
|
| 396 |
|
|
* Gets the current X position of an element based on page coordinates. The element must be part of the DOM tree to have page coordinates (display:none or elements not appended return false).
|
| 397 |
|
|
* @method getX
|
| 398 |
|
|
* @param {String | HTMLElement | Array} el Accepts a string to use as an ID, an actual DOM reference, or an Array of IDs and/or HTMLElements
|
| 399 |
|
|
* @return {Number | Array} The X position of the element(s)
|
| 400 |
|
|
*/
|
| 401 |
|
|
getX: function(el) {
|
| 402 |
|
|
var f = function(el) {
|
| 403 |
|
|
return Y.Dom.getXY(el)[0];
|
| 404 |
|
|
};
|
| 405 |
|
|
|
| 406 |
|
|
return Y.Dom.batch(el, f, Y.Dom, true);
|
| 407 |
|
|
},
|
| 408 |
|
|
|
| 409 |
|
|
/**
|
| 410 |
|
|
* Gets the current Y position of an element based on page coordinates. Element must be part of the DOM tree to have page coordinates (display:none or elements not appended return false).
|
| 411 |
|
|
* @method getY
|
| 412 |
|
|
* @param {String | HTMLElement | Array} el Accepts a string to use as an ID, an actual DOM reference, or an Array of IDs and/or HTMLElements
|
| 413 |
|
|
* @return {Number | Array} The Y position of the element(s)
|
| 414 |
|
|
*/
|
| 415 |
|
|
getY: function(el) {
|
| 416 |
|
|
var f = function(el) {
|
| 417 |
|
|
return Y.Dom.getXY(el)[1];
|
| 418 |
|
|
};
|
| 419 |
|
|
|
| 420 |
|
|
return Y.Dom.batch(el, f, Y.Dom, true);
|
| 421 |
|
|
},
|
| 422 |
|
|
|
| 423 |
|
|
/**
|
| 424 |
|
|
* Set the position of an html element in page coordinates, regardless of how the element is positioned.
|
| 425 |
|
|
* The element(s) must be part of the DOM tree to have page coordinates (display:none or elements not appended return false).
|
| 426 |
|
|
* @method setXY
|
| 427 |
|
|
* @param {String | HTMLElement | Array} el Accepts a string to use as an ID, an actual DOM reference, or an Array of IDs and/or HTMLElements
|
| 428 |
|
|
* @param {Array} pos Contains X & Y values for new position (coordinates are page-based)
|
| 429 |
|
|
* @param {Boolean} noRetry By default we try and set the position a second time if the first fails
|
| 430 |
|
|
*/
|
| 431 |
|
|
setXY: function(el, pos, noRetry) {
|
| 432 |
|
|
Y.Dom.batch(el, Y.Dom._setXY, { pos: pos, noRetry: noRetry });
|
| 433 |
|
|
},
|
| 434 |
|
|
|
| 435 |
|
|
_setXY: function(node, args) {
|
| 436 |
|
|
var pos = Y.Dom._getStyle(node, POSITION),
|
| 437 |
|
|
setStyle = Y.Dom.setStyle,
|
| 438 |
|
|
xy = args.pos,
|
| 439 |
|
|
noRetry = args.noRetry,
|
| 440 |
|
|
|
| 441 |
|
|
delta = [ // assuming pixels; if not we will have to retry
|
| 442 |
|
|
parseInt( Y.Dom.getComputedStyle(node, LEFT), 10 ),
|
| 443 |
|
|
parseInt( Y.Dom.getComputedStyle(node, TOP), 10 )
|
| 444 |
|
|
],
|
| 445 |
|
|
|
| 446 |
|
|
currentXY,
|
| 447 |
|
|
newXY;
|
| 448 |
|
|
|
| 449 |
|
|
if (pos == 'static') { // default to relative
|
| 450 |
|
|
pos = RELATIVE;
|
| 451 |
|
|
setStyle(node, POSITION, pos);
|
| 452 |
|
|
}
|
| 453 |
|
|
|
| 454 |
|
|
currentXY = Y.Dom._getXY(node);
|
| 455 |
|
|
|
| 456 |
|
|
if (!xy || currentXY === false) { // has to be part of doc to have xy
|
| 457 |
|
|
return false;
|
| 458 |
|
|
}
|
| 459 |
|
|
|
| 460 |
|
|
if ( isNaN(delta[0]) ) {// in case of 'auto'
|
| 461 |
|
|
delta[0] = (pos == RELATIVE) ? 0 : node[OFFSET_LEFT];
|
| 462 |
|
|
}
|
| 463 |
|
|
if ( isNaN(delta[1]) ) { // in case of 'auto'
|
| 464 |
|
|
delta[1] = (pos == RELATIVE) ? 0 : node[OFFSET_TOP];
|
| 465 |
|
|
}
|
| 466 |
|
|
|
| 467 |
|
|
if (xy[0] !== null) { // from setX
|
| 468 |
|
|
setStyle(node, LEFT, xy[0] - currentXY[0] + delta[0] + 'px');
|
| 469 |
|
|
}
|
| 470 |
|
|
|
| 471 |
|
|
if (xy[1] !== null) { // from setY
|
| 472 |
|
|
setStyle(node, TOP, xy[1] - currentXY[1] + delta[1] + 'px');
|
| 473 |
|
|
}
|
| 474 |
|
|
|
| 475 |
|
|
if (!noRetry) {
|
| 476 |
|
|
newXY = Y.Dom._getXY(node);
|
| 477 |
|
|
|
| 478 |
|
|
// if retry is true, try one more time if we miss
|
| 479 |
|
|
if ( (xy[0] !== null && newXY[0] != xy[0]) ||
|
| 480 |
|
|
(xy[1] !== null && newXY[1] != xy[1]) ) {
|
| 481 |
|
|
Y.Dom._setXY(node, { pos: xy, noRetry: true });
|
| 482 |
|
|
}
|
| 483 |
|
|
}
|
| 484 |
|
|
|
| 485 |
|
|
},
|
| 486 |
|
|
|
| 487 |
|
|
/**
|
| 488 |
|
|
* Set the X position of an html element in page coordinates, regardless of how the element is positioned.
|
| 489 |
|
|
* The element must be part of the DOM tree to have page coordinates (display:none or elements not appended return false).
|
| 490 |
|
|
* @method setX
|
| 491 |
|
|
* @param {String | HTMLElement | Array} el Accepts a string to use as an ID, an actual DOM reference, or an Array of IDs and/or HTMLElements.
|
| 492 |
|
|
* @param {Int} x The value to use as the X coordinate for the element(s).
|
| 493 |
|
|
*/
|
| 494 |
|
|
setX: function(el, x) {
|
| 495 |
|
|
Y.Dom.setXY(el, [x, null]);
|
| 496 |
|
|
},
|
| 497 |
|
|
|
| 498 |
|
|
/**
|
| 499 |
|
|
* Set the Y position of an html element in page coordinates, regardless of how the element is positioned.
|
| 500 |
|
|
* The element must be part of the DOM tree to have page coordinates (display:none or elements not appended return false).
|
| 501 |
|
|
* @method setY
|
| 502 |
|
|
* @param {String | HTMLElement | Array} el Accepts a string to use as an ID, an actual DOM reference, or an Array of IDs and/or HTMLElements.
|
| 503 |
|
|
* @param {Int} x To use as the Y coordinate for the element(s).
|
| 504 |
|
|
*/
|
| 505 |
|
|
setY: function(el, y) {
|
| 506 |
|
|
Y.Dom.setXY(el, [null, y]);
|
| 507 |
|
|
},
|
| 508 |
|
|
|
| 509 |
|
|
/**
|
| 510 |
|
|
* Returns the region position of the given element.
|
| 511 |
|
|
* The element must be part of the DOM tree to have a region (display:none or elements not appended return false).
|
| 512 |
|
|
* @method getRegion
|
| 513 |
|
|
* @param {String | HTMLElement | Array} el Accepts a string to use as an ID, an actual DOM reference, or an Array of IDs and/or HTMLElements.
|
| 514 |
|
|
* @return {Region | Array} A Region or array of Region instances containing "top, left, bottom, right" member data.
|
| 515 |
|
|
*/
|
| 516 |
|
|
getRegion: function(el) {
|
| 517 |
|
|
var f = function(el) {
|
| 518 |
|
|
var region = false;
|
| 519 |
|
|
if ( Y.Dom._canPosition(el) ) {
|
| 520 |
|
|
region = Y.Region.getRegion(el);
|
| 521 |
|
|
} else {
|
| 522 |
|
|
}
|
| 523 |
|
|
|
| 524 |
|
|
return region;
|
| 525 |
|
|
};
|
| 526 |
|
|
|
| 527 |
|
|
return Y.Dom.batch(el, f, Y.Dom, true);
|
| 528 |
|
|
},
|
| 529 |
|
|
|
| 530 |
|
|
/**
|
| 531 |
|
|
* Returns the width of the client (viewport).
|
| 532 |
|
|
* @method getClientWidth
|
| 533 |
|
|
* @deprecated Now using getViewportWidth. This interface left intact for back compat.
|
| 534 |
|
|
* @return {Int} The width of the viewable area of the page.
|
| 535 |
|
|
*/
|
| 536 |
|
|
getClientWidth: function() {
|
| 537 |
|
|
return Y.Dom.getViewportWidth();
|
| 538 |
|
|
},
|
| 539 |
|
|
|
| 540 |
|
|
/**
|
| 541 |
|
|
* Returns the height of the client (viewport).
|
| 542 |
|
|
* @method getClientHeight
|
| 543 |
|
|
* @deprecated Now using getViewportHeight. This interface left intact for back compat.
|
| 544 |
|
|
* @return {Int} The height of the viewable area of the page.
|
| 545 |
|
|
*/
|
| 546 |
|
|
getClientHeight: function() {
|
| 547 |
|
|
return Y.Dom.getViewportHeight();
|
| 548 |
|
|
},
|
| 549 |
|
|
|
| 550 |
|
|
/**
|
| 551 |
|
|
* Returns an array of HTMLElements with the given class.
|
| 552 |
|
|
* For optimized performance, include a tag and/or root node when possible.
|
| 553 |
|
|
* Note: This method operates against a live collection, so modifying the
|
| 554 |
|
|
* collection in the callback (removing/appending nodes, etc.) will have
|
| 555 |
|
|
* side effects. Instead you should iterate the returned nodes array,
|
| 556 |
|
|
* as you would with the native "getElementsByTagName" method.
|
| 557 |
|
|
* @method getElementsByClassName
|
| 558 |
|
|
* @param {String} className The class name to match against
|
| 559 |
|
|
* @param {String} tag (optional) The tag name of the elements being collected
|
| 560 |
|
|
* @param {String | HTMLElement} root (optional) The HTMLElement or an ID to use as the starting point.
|
| 561 |
|
|
* This element is not included in the className scan.
|
| 562 |
|
|
* @param {Function} apply (optional) A function to apply to each element when found
|
| 563 |
|
|
* @param {Any} o (optional) An optional arg that is passed to the supplied method
|
| 564 |
|
|
* @param {Boolean} overrides (optional) Whether or not to override the scope of "method" with "o"
|
| 565 |
|
|
* @return {Array} An array of elements that have the given class name
|
| 566 |
|
|
*/
|
| 567 |
|
|
getElementsByClassName: function(className, tag, root, apply, o, overrides) {
|
| 568 |
|
|
tag = tag || '*';
|
| 569 |
|
|
root = (root) ? Y.Dom.get(root) : null || document;
|
| 570 |
|
|
if (!root) {
|
| 571 |
|
|
return [];
|
| 572 |
|
|
}
|
| 573 |
|
|
|
| 574 |
|
|
var nodes = [],
|
| 575 |
|
|
elements = root.getElementsByTagName(tag),
|
| 576 |
|
|
hasClass = Y.Dom.hasClass;
|
| 577 |
|
|
|
| 578 |
|
|
for (var i = 0, len = elements.length; i < len; ++i) {
|
| 579 |
|
|
if ( hasClass(elements[i], className) ) {
|
| 580 |
|
|
nodes[nodes.length] = elements[i];
|
| 581 |
|
|
}
|
| 582 |
|
|
}
|
| 583 |
|
|
|
| 584 |
|
|
if (apply) {
|
| 585 |
|
|
Y.Dom.batch(nodes, apply, o, overrides);
|
| 586 |
|
|
}
|
| 587 |
|
|
|
| 588 |
|
|
return nodes;
|
| 589 |
|
|
},
|
| 590 |
|
|
|
| 591 |
|
|
/**
|
| 592 |
|
|
* Determines whether an HTMLElement has the given className.
|
| 593 |
|
|
* @method hasClass
|
| 594 |
|
|
* @param {String | HTMLElement | Array} el The element or collection to test
|
| 595 |
|
|
* @param {String} className the class name to search for
|
| 596 |
|
|
* @return {Boolean | Array} A boolean value or array of boolean values
|
| 597 |
|
|
*/
|
| 598 |
|
|
hasClass: function(el, className) {
|
| 599 |
|
|
return Y.Dom.batch(el, Y.Dom._hasClass, className);
|
| 600 |
|
|
},
|
| 601 |
|
|
|
| 602 |
|
|
_hasClass: function(el, className) {
|
| 603 |
|
|
var ret = false,
|
| 604 |
|
|
current;
|
| 605 |
|
|
|
| 606 |
|
|
if (el && className) {
|
| 607 |
|
|
current = Y.Dom._getAttribute(el, CLASS_NAME) || EMPTY;
|
| 608 |
|
|
if (className.exec) {
|
| 609 |
|
|
ret = className.test(current);
|
| 610 |
|
|
} else {
|
| 611 |
|
|
ret = className && (SPACE + current + SPACE).
|
| 612 |
|
|
indexOf(SPACE + className + SPACE) > -1;
|
| 613 |
|
|
}
|
| 614 |
|
|
} else {
|
| 615 |
|
|
}
|
| 616 |
|
|
|
| 617 |
|
|
return ret;
|
| 618 |
|
|
},
|
| 619 |
|
|
|
| 620 |
|
|
/**
|
| 621 |
|
|
* Adds a class name to a given element or collection of elements.
|
| 622 |
|
|
* @method addClass
|
| 623 |
|
|
* @param {String | HTMLElement | Array} el The element or collection to add the class to
|
| 624 |
|
|
* @param {String} className the class name to add to the class attribute
|
| 625 |
|
|
* @return {Boolean | Array} A pass/fail boolean or array of booleans
|
| 626 |
|
|
*/
|
| 627 |
|
|
addClass: function(el, className) {
|
| 628 |
|
|
return Y.Dom.batch(el, Y.Dom._addClass, className);
|
| 629 |
|
|
},
|
| 630 |
|
|
|
| 631 |
|
|
_addClass: function(el, className) {
|
| 632 |
|
|
var ret = false,
|
| 633 |
|
|
current;
|
| 634 |
|
|
|
| 635 |
|
|
if (el && className) {
|
| 636 |
|
|
current = Y.Dom._getAttribute(el, CLASS_NAME) || EMPTY;
|
| 637 |
|
|
if ( !Y.Dom._hasClass(el, className) ) {
|
| 638 |
|
|
Y.Dom.setAttribute(el, CLASS_NAME, trim(current + SPACE + className));
|
| 639 |
|
|
ret = true;
|
| 640 |
|
|
}
|
| 641 |
|
|
} else {
|
| 642 |
|
|
}
|
| 643 |
|
|
|
| 644 |
|
|
return ret;
|
| 645 |
|
|
},
|
| 646 |
|
|
|
| 647 |
|
|
/**
|
| 648 |
|
|
* Removes a class name from a given element or collection of elements.
|
| 649 |
|
|
* @method removeClass
|
| 650 |
|
|
* @param {String | HTMLElement | Array} el The element or collection to remove the class from
|
| 651 |
|
|
* @param {String} className the class name to remove from the class attribute
|
| 652 |
|
|
* @return {Boolean | Array} A pass/fail boolean or array of booleans
|
| 653 |
|
|
*/
|
| 654 |
|
|
removeClass: function(el, className) {
|
| 655 |
|
|
return Y.Dom.batch(el, Y.Dom._removeClass, className);
|
| 656 |
|
|
},
|
| 657 |
|
|
|
| 658 |
|
|
_removeClass: function(el, className) {
|
| 659 |
|
|
var ret = false,
|
| 660 |
|
|
current,
|
| 661 |
|
|
newClass,
|
| 662 |
|
|
attr;
|
| 663 |
|
|
|
| 664 |
|
|
if (el && className) {
|
| 665 |
|
|
current = Y.Dom._getAttribute(el, CLASS_NAME) || EMPTY;
|
| 666 |
|
|
Y.Dom.setAttribute(el, CLASS_NAME, current.replace(Y.Dom._getClassRegex(className), EMPTY));
|
| 667 |
|
|
|
| 668 |
|
|
newClass = Y.Dom._getAttribute(el, CLASS_NAME);
|
| 669 |
|
|
if (current !== newClass) { // else nothing changed
|
| 670 |
|
|
Y.Dom.setAttribute(el, CLASS_NAME, trim(newClass)); // trim after comparing to current class
|
| 671 |
|
|
ret = true;
|
| 672 |
|
|
|
| 673 |
|
|
if (Y.Dom._getAttribute(el, CLASS_NAME) === '') { // remove class attribute if empty
|
| 674 |
|
|
attr = (el.hasAttribute && el.hasAttribute(_CLASS)) ? _CLASS : CLASS_NAME;
|
| 675 |
|
|
el.removeAttribute(attr);
|
| 676 |
|
|
}
|
| 677 |
|
|
}
|
| 678 |
|
|
|
| 679 |
|
|
} else {
|
| 680 |
|
|
}
|
| 681 |
|
|
|
| 682 |
|
|
return ret;
|
| 683 |
|
|
},
|
| 684 |
|
|
|
| 685 |
|
|
/**
|
| 686 |
|
|
* Replace a class with another class for a given element or collection of elements.
|
| 687 |
|
|
* If no oldClassName is present, the newClassName is simply added.
|
| 688 |
|
|
* @method replaceClass
|
| 689 |
|
|
* @param {String | HTMLElement | Array} el The element or collection to remove the class from
|
| 690 |
|
|
* @param {String} oldClassName the class name to be replaced
|
| 691 |
|
|
* @param {String} newClassName the class name that will be replacing the old class name
|
| 692 |
|
|
* @return {Boolean | Array} A pass/fail boolean or array of booleans
|
| 693 |
|
|
*/
|
| 694 |
|
|
replaceClass: function(el, oldClassName, newClassName) {
|
| 695 |
|
|
return Y.Dom.batch(el, Y.Dom._replaceClass, { from: oldClassName, to: newClassName });
|
| 696 |
|
|
},
|
| 697 |
|
|
|
| 698 |
|
|
_replaceClass: function(el, classObj) {
|
| 699 |
|
|
var className,
|
| 700 |
|
|
from,
|
| 701 |
|
|
to,
|
| 702 |
|
|
ret = false,
|
| 703 |
|
|
current;
|
| 704 |
|
|
|
| 705 |
|
|
if (el && classObj) {
|
| 706 |
|
|
from = classObj.from;
|
| 707 |
|
|
to = classObj.to;
|
| 708 |
|
|
|
| 709 |
|
|
if (!to) {
|
| 710 |
|
|
ret = false;
|
| 711 |
|
|
} else if (!from) { // just add if no "from"
|
| 712 |
|
|
ret = Y.Dom._addClass(el, classObj.to);
|
| 713 |
|
|
} else if (from !== to) { // else nothing to replace
|
| 714 |
|
|
// May need to lead with DBLSPACE?
|
| 715 |
|
|
current = Y.Dom._getAttribute(el, CLASS_NAME) || EMPTY;
|
| 716 |
|
|
className = (SPACE + current.replace(Y.Dom._getClassRegex(from), SPACE + to)).
|
| 717 |
|
|
split(Y.Dom._getClassRegex(to));
|
| 718 |
|
|
|
| 719 |
|
|
// insert to into what would have been the first occurrence slot
|
| 720 |
|
|
className.splice(1, 0, SPACE + to);
|
| 721 |
|
|
Y.Dom.setAttribute(el, CLASS_NAME, trim(className.join(EMPTY)));
|
| 722 |
|
|
ret = true;
|
| 723 |
|
|
}
|
| 724 |
|
|
} else {
|
| 725 |
|
|
}
|
| 726 |
|
|
|
| 727 |
|
|
return ret;
|
| 728 |
|
|
},
|
| 729 |
|
|
|
| 730 |
|
|
/**
|
| 731 |
|
|
* Returns an ID and applies it to the element "el", if provided.
|
| 732 |
|
|
* @method generateId
|
| 733 |
|
|
* @param {String | HTMLElement | Array} el (optional) An optional element array of elements to add an ID to (no ID is added if one is already present).
|
| 734 |
|
|
* @param {String} prefix (optional) an optional prefix to use (defaults to "yui-gen").
|
| 735 |
|
|
* @return {String | Array} The generated ID, or array of generated IDs (or original ID if already present on an element)
|
| 736 |
|
|
*/
|
| 737 |
|
|
generateId: function(el, prefix) {
|
| 738 |
|
|
prefix = prefix || 'yui-gen';
|
| 739 |
|
|
|
| 740 |
|
|
var f = function(el) {
|
| 741 |
|
|
if (el && el.id) { // do not override existing ID
|
| 742 |
|
|
return el.id;
|
| 743 |
|
|
}
|
| 744 |
|
|
|
| 745 |
|
|
var id = prefix + YAHOO.env._id_counter++;
|
| 746 |
|
|
|
| 747 |
|
|
if (el) {
|
| 748 |
|
|
if (el[OWNER_DOCUMENT] && el[OWNER_DOCUMENT].getElementById(id)) { // in case one already exists
|
| 749 |
|
|
// use failed id plus prefix to help ensure uniqueness
|
| 750 |
|
|
return Y.Dom.generateId(el, id + prefix);
|
| 751 |
|
|
}
|
| 752 |
|
|
el.id = id;
|
| 753 |
|
|
}
|
| 754 |
|
|
|
| 755 |
|
|
return id;
|
| 756 |
|
|
};
|
| 757 |
|
|
|
| 758 |
|
|
// batch fails when no element, so just generate and return single ID
|
| 759 |
|
|
return Y.Dom.batch(el, f, Y.Dom, true) || f.apply(Y.Dom, arguments);
|
| 760 |
|
|
},
|
| 761 |
|
|
|
| 762 |
|
|
/**
|
| 763 |
|
|
* Determines whether an HTMLElement is an ancestor of another HTML element in the DOM hierarchy.
|
| 764 |
|
|
* @method isAncestor
|
| 765 |
|
|
* @param {String | HTMLElement} haystack The possible ancestor
|
| 766 |
|
|
* @param {String | HTMLElement} needle The possible descendent
|
| 767 |
|
|
* @return {Boolean} Whether or not the haystack is an ancestor of needle
|
| 768 |
|
|
*/
|
| 769 |
|
|
isAncestor: function(haystack, needle) {
|
| 770 |
|
|
haystack = Y.Dom.get(haystack);
|
| 771 |
|
|
needle = Y.Dom.get(needle);
|
| 772 |
|
|
|
| 773 |
|
|
var ret = false;
|
| 774 |
|
|
|
| 775 |
|
|
if ( (haystack && needle) && (haystack[NODE_TYPE] && needle[NODE_TYPE]) ) {
|
| 776 |
|
|
if (haystack.contains && haystack !== needle) { // contains returns true when equal
|
| 777 |
|
|
ret = haystack.contains(needle);
|
| 778 |
|
|
}
|
| 779 |
|
|
else if (haystack.compareDocumentPosition) { // gecko
|
| 780 |
|
|
ret = !!(haystack.compareDocumentPosition(needle) & 16);
|
| 781 |
|
|
}
|
| 782 |
|
|
} else {
|
| 783 |
|
|
}
|
| 784 |
|
|
return ret;
|
| 785 |
|
|
},
|
| 786 |
|
|
|
| 787 |
|
|
/**
|
| 788 |
|
|
* Determines whether an HTMLElement is present in the current document.
|
| 789 |
|
|
* @method inDocument
|
| 790 |
|
|
* @param {String | HTMLElement} el The element to search for
|
| 791 |
|
|
* @param {Object} doc An optional document to search, defaults to element's owner document
|
| 792 |
|
|
* @return {Boolean} Whether or not the element is present in the current document
|
| 793 |
|
|
*/
|
| 794 |
|
|
inDocument: function(el, doc) {
|
| 795 |
|
|
return Y.Dom._inDoc(Y.Dom.get(el), doc);
|
| 796 |
|
|
},
|
| 797 |
|
|
|
| 798 |
|
|
_inDoc: function(el, doc) {
|
| 799 |
|
|
var ret = false;
|
| 800 |
|
|
if (el && el[TAG_NAME]) {
|
| 801 |
|
|
doc = doc || el[OWNER_DOCUMENT];
|
| 802 |
|
|
ret = Y.Dom.isAncestor(doc[DOCUMENT_ELEMENT], el);
|
| 803 |
|
|
} else {
|
| 804 |
|
|
}
|
| 805 |
|
|
return ret;
|
| 806 |
|
|
},
|
| 807 |
|
|
|
| 808 |
|
|
/**
|
| 809 |
|
|
* Returns an array of HTMLElements that pass the test applied by supplied boolean method.
|
| 810 |
|
|
* For optimized performance, include a tag and/or root node when possible.
|
| 811 |
|
|
* Note: This method operates against a live collection, so modifying the
|
| 812 |
|
|
* collection in the callback (removing/appending nodes, etc.) will have
|
| 813 |
|
|
* side effects. Instead you should iterate the returned nodes array,
|
| 814 |
|
|
* as you would with the native "getElementsByTagName" method.
|
| 815 |
|
|
* @method getElementsBy
|
| 816 |
|
|
* @param {Function} method - A boolean method for testing elements which receives the element as its only argument.
|
| 817 |
|
|
* @param {String} tag (optional) The tag name of the elements being collected
|
| 818 |
|
|
* @param {String | HTMLElement} root (optional) The HTMLElement or an ID to use as the starting point
|
| 819 |
|
|
* @param {Function} apply (optional) A function to apply to each element when found
|
| 820 |
|
|
* @param {Any} o (optional) An optional arg that is passed to the supplied method
|
| 821 |
|
|
* @param {Boolean} overrides (optional) Whether or not to override the scope of "method" with "o"
|
| 822 |
|
|
* @return {Array} Array of HTMLElements
|
| 823 |
|
|
*/
|
| 824 |
|
|
getElementsBy: function(method, tag, root, apply, o, overrides, firstOnly) {
|
| 825 |
|
|
tag = tag || '*';
|
| 826 |
|
|
root = (root) ? Y.Dom.get(root) : null || document;
|
| 827 |
|
|
|
| 828 |
|
|
if (!root) {
|
| 829 |
|
|
return [];
|
| 830 |
|
|
}
|
| 831 |
|
|
|
| 832 |
|
|
var nodes = [],
|
| 833 |
|
|
elements = root.getElementsByTagName(tag);
|
| 834 |
|
|
|
| 835 |
|
|
for (var i = 0, len = elements.length; i < len; ++i) {
|
| 836 |
|
|
if ( method(elements[i]) ) {
|
| 837 |
|
|
if (firstOnly) {
|
| 838 |
|
|
nodes = elements[i];
|
| 839 |
|
|
break;
|
| 840 |
|
|
} else {
|
| 841 |
|
|
nodes[nodes.length] = elements[i];
|
| 842 |
|
|
}
|
| 843 |
|
|
}
|
| 844 |
|
|
}
|
| 845 |
|
|
|
| 846 |
|
|
if (apply) {
|
| 847 |
|
|
Y.Dom.batch(nodes, apply, o, overrides);
|
| 848 |
|
|
}
|
| 849 |
|
|
|
| 850 |
|
|
|
| 851 |
|
|
return nodes;
|
| 852 |
|
|
},
|
| 853 |
|
|
|
| 854 |
|
|
/**
|
| 855 |
|
|
* Returns the first HTMLElement that passes the test applied by the supplied boolean method.
|
| 856 |
|
|
* @method getElementBy
|
| 857 |
|
|
* @param {Function} method - A boolean method for testing elements which receives the element as its only argument.
|
| 858 |
|
|
* @param {String} tag (optional) The tag name of the elements being collected
|
| 859 |
|
|
* @param {String | HTMLElement} root (optional) The HTMLElement or an ID to use as the starting point
|
| 860 |
|
|
* @return {HTMLElement}
|
| 861 |
|
|
*/
|
| 862 |
|
|
getElementBy: function(method, tag, root) {
|
| 863 |
|
|
return Y.Dom.getElementsBy(method, tag, root, null, null, null, true);
|
| 864 |
|
|
},
|
| 865 |
|
|
|
| 866 |
|
|
/**
|
| 867 |
|
|
* Runs the supplied method against each item in the Collection/Array.
|
| 868 |
|
|
* The method is called with the element(s) as the first arg, and the optional param as the second ( method(el, o) ).
|
| 869 |
|
|
* @method batch
|
| 870 |
|
|
* @param {String | HTMLElement | Array} el (optional) An element or array of elements to apply the method to
|
| 871 |
|
|
* @param {Function} method The method to apply to the element(s)
|
| 872 |
|
|
* @param {Any} o (optional) An optional arg that is passed to the supplied method
|
| 873 |
|
|
* @param {Boolean} overrides (optional) Whether or not to override the scope of "method" with "o"
|
| 874 |
|
|
* @return {Any | Array} The return value(s) from the supplied method
|
| 875 |
|
|
*/
|
| 876 |
|
|
batch: function(el, method, o, overrides) {
|
| 877 |
|
|
var collection = [],
|
| 878 |
|
|
scope = (overrides) ? o : window;
|
| 879 |
|
|
|
| 880 |
|
|
el = (el && (el[TAG_NAME] || el.item)) ? el : Y.Dom.get(el); // skip get() when possible
|
| 881 |
|
|
if (el && method) {
|
| 882 |
|
|
if (el[TAG_NAME] || el.length === undefined) { // element or not array-like
|
| 883 |
|
|
return method.call(scope, el, o);
|
| 884 |
|
|
}
|
| 885 |
|
|
|
| 886 |
|
|
for (var i = 0; i < el.length; ++i) {
|
| 887 |
|
|
collection[collection.length] = method.call(scope, el[i], o);
|
| 888 |
|
|
}
|
| 889 |
|
|
} else {
|
| 890 |
|
|
return false;
|
| 891 |
|
|
}
|
| 892 |
|
|
return collection;
|
| 893 |
|
|
},
|
| 894 |
|
|
|
| 895 |
|
|
/**
|
| 896 |
|
|
* Returns the height of the document.
|
| 897 |
|
|
* @method getDocumentHeight
|
| 898 |
|
|
* @return {Int} The height of the actual document (which includes the body and its margin).
|
| 899 |
|
|
*/
|
| 900 |
|
|
getDocumentHeight: function() {
|
| 901 |
|
|
var scrollHeight = (document[COMPAT_MODE] != CSS1_COMPAT || isSafari) ? document.body.scrollHeight : documentElement.scrollHeight,
|
| 902 |
|
|
h = Math.max(scrollHeight, Y.Dom.getViewportHeight());
|
| 903 |
|
|
|
| 904 |
|
|
return h;
|
| 905 |
|
|
},
|
| 906 |
|
|
|
| 907 |
|
|
/**
|
| 908 |
|
|
* Returns the width of the document.
|
| 909 |
|
|
* @method getDocumentWidth
|
| 910 |
|
|
* @return {Int} The width of the actual document (which includes the body and its margin).
|
| 911 |
|
|
*/
|
| 912 |
|
|
getDocumentWidth: function() {
|
| 913 |
|
|
var scrollWidth = (document[COMPAT_MODE] != CSS1_COMPAT || isSafari) ? document.body.scrollWidth : documentElement.scrollWidth,
|
| 914 |
|
|
w = Math.max(scrollWidth, Y.Dom.getViewportWidth());
|
| 915 |
|
|
return w;
|
| 916 |
|
|
},
|
| 917 |
|
|
|
| 918 |
|
|
/**
|
| 919 |
|
|
* Returns the current height of the viewport.
|
| 920 |
|
|
* @method getViewportHeight
|
| 921 |
|
|
* @return {Int} The height of the viewable area of the page (excludes scrollbars).
|
| 922 |
|
|
*/
|
| 923 |
|
|
getViewportHeight: function() {
|
| 924 |
|
|
var height = self.innerHeight, // Safari, Opera
|
| 925 |
|
|
mode = document[COMPAT_MODE];
|
| 926 |
|
|
|
| 927 |
|
|
if ( (mode || isIE) && !isOpera ) { // IE, Gecko
|
| 928 |
|
|
height = (mode == CSS1_COMPAT) ?
|
| 929 |
|
|
documentElement.clientHeight : // Standards
|
| 930 |
|
|
document.body.clientHeight; // Quirks
|
| 931 |
|
|
}
|
| 932 |
|
|
|
| 933 |
|
|
return height;
|
| 934 |
|
|
},
|
| 935 |
|
|
|
| 936 |
|
|
/**
|
| 937 |
|
|
* Returns the current width of the viewport.
|
| 938 |
|
|
* @method getViewportWidth
|
| 939 |
|
|
* @return {Int} The width of the viewable area of the page (excludes scrollbars).
|
| 940 |
|
|
*/
|
| 941 |
|
|
|
| 942 |
|
|
getViewportWidth: function() {
|
| 943 |
|
|
var width = self.innerWidth, // Safari
|
| 944 |
|
|
mode = document[COMPAT_MODE];
|
| 945 |
|
|
|
| 946 |
|
|
if (mode || isIE) { // IE, Gecko, Opera
|
| 947 |
|
|
width = (mode == CSS1_COMPAT) ?
|
| 948 |
|
|
documentElement.clientWidth : // Standards
|
| 949 |
|
|
document.body.clientWidth; // Quirks
|
| 950 |
|
|
}
|
| 951 |
|
|
return width;
|
| 952 |
|
|
},
|
| 953 |
|
|
|
| 954 |
|
|
/**
|
| 955 |
|
|
* Returns the nearest ancestor that passes the test applied by supplied boolean method.
|
| 956 |
|
|
* For performance reasons, IDs are not accepted and argument validation omitted.
|
| 957 |
|
|
* @method getAncestorBy
|
| 958 |
|
|
* @param {HTMLElement} node The HTMLElement to use as the starting point
|
| 959 |
|
|
* @param {Function} method - A boolean method for testing elements which receives the element as its only argument.
|
| 960 |
|
|
* @return {Object} HTMLElement or null if not found
|
| 961 |
|
|
*/
|
| 962 |
|
|
getAncestorBy: function(node, method) {
|
| 963 |
|
|
while ( (node = node[PARENT_NODE]) ) { // NOTE: assignment
|
| 964 |
|
|
if ( Y.Dom._testElement(node, method) ) {
|
| 965 |
|
|
return node;
|
| 966 |
|
|
}
|
| 967 |
|
|
}
|
| 968 |
|
|
|
| 969 |
|
|
return null;
|
| 970 |
|
|
},
|
| 971 |
|
|
|
| 972 |
|
|
/**
|
| 973 |
|
|
* Returns the nearest ancestor with the given className.
|
| 974 |
|
|
* @method getAncestorByClassName
|
| 975 |
|
|
* @param {String | HTMLElement} node The HTMLElement or an ID to use as the starting point
|
| 976 |
|
|
* @param {String} className
|
| 977 |
|
|
* @return {Object} HTMLElement
|
| 978 |
|
|
*/
|
| 979 |
|
|
getAncestorByClassName: function(node, className) {
|
| 980 |
|
|
node = Y.Dom.get(node);
|
| 981 |
|
|
if (!node) {
|
| 982 |
|
|
return null;
|
| 983 |
|
|
}
|
| 984 |
|
|
var method = function(el) { return Y.Dom.hasClass(el, className); };
|
| 985 |
|
|
return Y.Dom.getAncestorBy(node, method);
|
| 986 |
|
|
},
|
| 987 |
|
|
|
| 988 |
|
|
/**
|
| 989 |
|
|
* Returns the nearest ancestor with the given tagName.
|
| 990 |
|
|
* @method getAncestorByTagName
|
| 991 |
|
|
* @param {String | HTMLElement} node The HTMLElement or an ID to use as the starting point
|
| 992 |
|
|
* @param {String} tagName
|
| 993 |
|
|
* @return {Object} HTMLElement
|
| 994 |
|
|
*/
|
| 995 |
|
|
getAncestorByTagName: function(node, tagName) {
|
| 996 |
|
|
node = Y.Dom.get(node);
|
| 997 |
|
|
if (!node) {
|
| 998 |
|
|
return null;
|
| 999 |
|
|
}
|
| 1000 |
|
|
var method = function(el) {
|
| 1001 |
|
|
return el[TAG_NAME] && el[TAG_NAME].toUpperCase() == tagName.toUpperCase();
|
| 1002 |
|
|
};
|
| 1003 |
|
|
|
| 1004 |
|
|
return Y.Dom.getAncestorBy(node, method);
|
| 1005 |
|
|
},
|
| 1006 |
|
|
|
| 1007 |
|
|
/**
|
| 1008 |
|
|
* Returns the previous sibling that is an HTMLElement.
|
| 1009 |
|
|
* For performance reasons, IDs are not accepted and argument validation omitted.
|
| 1010 |
|
|
* Returns the nearest HTMLElement sibling if no method provided.
|
| 1011 |
|
|
* @method getPreviousSiblingBy
|
| 1012 |
|
|
* @param {HTMLElement} node The HTMLElement to use as the starting point
|
| 1013 |
|
|
* @param {Function} method A boolean function used to test siblings
|
| 1014 |
|
|
* that receives the sibling node being tested as its only argument
|
| 1015 |
|
|
* @return {Object} HTMLElement or null if not found
|
| 1016 |
|
|
*/
|
| 1017 |
|
|
getPreviousSiblingBy: function(node, method) {
|
| 1018 |
|
|
while (node) {
|
| 1019 |
|
|
node = node.previousSibling;
|
| 1020 |
|
|
if ( Y.Dom._testElement(node, method) ) {
|
| 1021 |
|
|
return node;
|
| 1022 |
|
|
}
|
| 1023 |
|
|
}
|
| 1024 |
|
|
return null;
|
| 1025 |
|
|
},
|
| 1026 |
|
|
|
| 1027 |
|
|
/**
|
| 1028 |
|
|
* Returns the previous sibling that is an HTMLElement
|
| 1029 |
|
|
* @method getPreviousSibling
|
| 1030 |
|
|
* @param {String | HTMLElement} node The HTMLElement or an ID to use as the starting point
|
| 1031 |
|
|
* @return {Object} HTMLElement or null if not found
|
| 1032 |
|
|
*/
|
| 1033 |
|
|
getPreviousSibling: function(node) {
|
| 1034 |
|
|
node = Y.Dom.get(node);
|
| 1035 |
|
|
if (!node) {
|
| 1036 |
|
|
return null;
|
| 1037 |
|
|
}
|
| 1038 |
|
|
|
| 1039 |
|
|
return Y.Dom.getPreviousSiblingBy(node);
|
| 1040 |
|
|
},
|
| 1041 |
|
|
|
| 1042 |
|
|
/**
|
| 1043 |
|
|
* Returns the next HTMLElement sibling that passes the boolean method.
|
| 1044 |
|
|
* For performance reasons, IDs are not accepted and argument validation omitted.
|
| 1045 |
|
|
* Returns the nearest HTMLElement sibling if no method provided.
|
| 1046 |
|
|
* @method getNextSiblingBy
|
| 1047 |
|
|
* @param {HTMLElement} node The HTMLElement to use as the starting point
|
| 1048 |
|
|
* @param {Function} method A boolean function used to test siblings
|
| 1049 |
|
|
* that receives the sibling node being tested as its only argument
|
| 1050 |
|
|
* @return {Object} HTMLElement or null if not found
|
| 1051 |
|
|
*/
|
| 1052 |
|
|
getNextSiblingBy: function(node, method) {
|
| 1053 |
|
|
while (node) {
|
| 1054 |
|
|
node = node.nextSibling;
|
| 1055 |
|
|
if ( Y.Dom._testElement(node, method) ) {
|
| 1056 |
|
|
return node;
|
| 1057 |
|
|
}
|
| 1058 |
|
|
}
|
| 1059 |
|
|
return null;
|
| 1060 |
|
|
},
|
| 1061 |
|
|
|
| 1062 |
|
|
/**
|
| 1063 |
|
|
* Returns the next sibling that is an HTMLElement
|
| 1064 |
|
|
* @method getNextSibling
|
| 1065 |
|
|
* @param {String | HTMLElement} node The HTMLElement or an ID to use as the starting point
|
| 1066 |
|
|
* @return {Object} HTMLElement or null if not found
|
| 1067 |
|
|
*/
|
| 1068 |
|
|
getNextSibling: function(node) {
|
| 1069 |
|
|
node = Y.Dom.get(node);
|
| 1070 |
|
|
if (!node) {
|
| 1071 |
|
|
return null;
|
| 1072 |
|
|
}
|
| 1073 |
|
|
|
| 1074 |
|
|
return Y.Dom.getNextSiblingBy(node);
|
| 1075 |
|
|
},
|
| 1076 |
|
|
|
| 1077 |
|
|
/**
|
| 1078 |
|
|
* Returns the first HTMLElement child that passes the test method.
|
| 1079 |
|
|
* @method getFirstChildBy
|
| 1080 |
|
|
* @param {HTMLElement} node The HTMLElement to use as the starting point
|
| 1081 |
|
|
* @param {Function} method A boolean function used to test children
|
| 1082 |
|
|
* that receives the node being tested as its only argument
|
| 1083 |
|
|
* @return {Object} HTMLElement or null if not found
|
| 1084 |
|
|
*/
|
| 1085 |
|
|
getFirstChildBy: function(node, method) {
|
| 1086 |
|
|
var child = ( Y.Dom._testElement(node.firstChild, method) ) ? node.firstChild : null;
|
| 1087 |
|
|
return child || Y.Dom.getNextSiblingBy(node.firstChild, method);
|
| 1088 |
|
|
},
|
| 1089 |
|
|
|
| 1090 |
|
|
/**
|
| 1091 |
|
|
* Returns the first HTMLElement child.
|
| 1092 |
|
|
* @method getFirstChild
|
| 1093 |
|
|
* @param {String | HTMLElement} node The HTMLElement or an ID to use as the starting point
|
| 1094 |
|
|
* @return {Object} HTMLElement or null if not found
|
| 1095 |
|
|
*/
|
| 1096 |
|
|
getFirstChild: function(node, method) {
|
| 1097 |
|
|
node = Y.Dom.get(node);
|
| 1098 |
|
|
if (!node) {
|
| 1099 |
|
|
return null;
|
| 1100 |
|
|
}
|
| 1101 |
|
|
return Y.Dom.getFirstChildBy(node);
|
| 1102 |
|
|
},
|
| 1103 |
|
|
|
| 1104 |
|
|
/**
|
| 1105 |
|
|
* Returns the last HTMLElement child that passes the test method.
|
| 1106 |
|
|
* @method getLastChildBy
|
| 1107 |
|
|
* @param {HTMLElement} node The HTMLElement to use as the starting point
|
| 1108 |
|
|
* @param {Function} method A boolean function used to test children
|
| 1109 |
|
|
* that receives the node being tested as its only argument
|
| 1110 |
|
|
* @return {Object} HTMLElement or null if not found
|
| 1111 |
|
|
*/
|
| 1112 |
|
|
getLastChildBy: function(node, method) {
|
| 1113 |
|
|
if (!node) {
|
| 1114 |
|
|
return null;
|
| 1115 |
|
|
}
|
| 1116 |
|
|
var child = ( Y.Dom._testElement(node.lastChild, method) ) ? node.lastChild : null;
|
| 1117 |
|
|
return child || Y.Dom.getPreviousSiblingBy(node.lastChild, method);
|
| 1118 |
|
|
},
|
| 1119 |
|
|
|
| 1120 |
|
|
/**
|
| 1121 |
|
|
* Returns the last HTMLElement child.
|
| 1122 |
|
|
* @method getLastChild
|
| 1123 |
|
|
* @param {String | HTMLElement} node The HTMLElement or an ID to use as the starting point
|
| 1124 |
|
|
* @return {Object} HTMLElement or null if not found
|
| 1125 |
|
|
*/
|
| 1126 |
|
|
getLastChild: function(node) {
|
| 1127 |
|
|
node = Y.Dom.get(node);
|
| 1128 |
|
|
return Y.Dom.getLastChildBy(node);
|
| 1129 |
|
|
},
|
| 1130 |
|
|
|
| 1131 |
|
|
/**
|
| 1132 |
|
|
* Returns an array of HTMLElement childNodes that pass the test method.
|
| 1133 |
|
|
* @method getChildrenBy
|
| 1134 |
|
|
* @param {HTMLElement} node The HTMLElement to start from
|
| 1135 |
|
|
* @param {Function} method A boolean function used to test children
|
| 1136 |
|
|
* that receives the node being tested as its only argument
|
| 1137 |
|
|
* @return {Array} A static array of HTMLElements
|
| 1138 |
|
|
*/
|
| 1139 |
|
|
getChildrenBy: function(node, method) {
|
| 1140 |
|
|
var child = Y.Dom.getFirstChildBy(node, method),
|
| 1141 |
|
|
children = child ? [child] : [];
|
| 1142 |
|
|
|
| 1143 |
|
|
Y.Dom.getNextSiblingBy(child, function(node) {
|
| 1144 |
|
|
if ( !method || method(node) ) {
|
| 1145 |
|
|
children[children.length] = node;
|
| 1146 |
|
|
}
|
| 1147 |
|
|
return false; // fail test to collect all children
|
| 1148 |
|
|
});
|
| 1149 |
|
|
|
| 1150 |
|
|
return children;
|
| 1151 |
|
|
},
|
| 1152 |
|
|
|
| 1153 |
|
|
/**
|
| 1154 |
|
|
* Returns an array of HTMLElement childNodes.
|
| 1155 |
|
|
* @method getChildren
|
| 1156 |
|
|
* @param {String | HTMLElement} node The HTMLElement or an ID to use as the starting point
|
| 1157 |
|
|
* @return {Array} A static array of HTMLElements
|
| 1158 |
|
|
*/
|
| 1159 |
|
|
getChildren: function(node) {
|
| 1160 |
|
|
node = Y.Dom.get(node);
|
| 1161 |
|
|
if (!node) {
|
| 1162 |
|
|
}
|
| 1163 |
|
|
|
| 1164 |
|
|
return Y.Dom.getChildrenBy(node);
|
| 1165 |
|
|
},
|
| 1166 |
|
|
|
| 1167 |
|
|
/**
|
| 1168 |
|
|
* Returns the left scroll value of the document
|
| 1169 |
|
|
* @method getDocumentScrollLeft
|
| 1170 |
|
|
* @param {HTMLDocument} document (optional) The document to get the scroll value of
|
| 1171 |
|
|
* @return {Int} The amount that the document is scrolled to the left
|
| 1172 |
|
|
*/
|
| 1173 |
|
|
getDocumentScrollLeft: function(doc) {
|
| 1174 |
|
|
doc = doc || document;
|
| 1175 |
|
|
return Math.max(doc[DOCUMENT_ELEMENT].scrollLeft, doc.body.scrollLeft);
|
| 1176 |
|
|
},
|
| 1177 |
|
|
|
| 1178 |
|
|
/**
|
| 1179 |
|
|
* Returns the top scroll value of the document
|
| 1180 |
|
|
* @method getDocumentScrollTop
|
| 1181 |
|
|
* @param {HTMLDocument} document (optional) The document to get the scroll value of
|
| 1182 |
|
|
* @return {Int} The amount that the document is scrolled to the top
|
| 1183 |
|
|
*/
|
| 1184 |
|
|
getDocumentScrollTop: function(doc) {
|
| 1185 |
|
|
doc = doc || document;
|
| 1186 |
|
|
return Math.max(doc[DOCUMENT_ELEMENT].scrollTop, doc.body.scrollTop);
|
| 1187 |
|
|
},
|
| 1188 |
|
|
|
| 1189 |
|
|
/**
|
| 1190 |
|
|
* Inserts the new node as the previous sibling of the reference node
|
| 1191 |
|
|
* @method insertBefore
|
| 1192 |
|
|
* @param {String | HTMLElement} newNode The node to be inserted
|
| 1193 |
|
|
* @param {String | HTMLElement} referenceNode The node to insert the new node before
|
| 1194 |
|
|
* @return {HTMLElement} The node that was inserted (or null if insert fails)
|
| 1195 |
|
|
*/
|
| 1196 |
|
|
insertBefore: function(newNode, referenceNode) {
|
| 1197 |
|
|
newNode = Y.Dom.get(newNode);
|
| 1198 |
|
|
referenceNode = Y.Dom.get(referenceNode);
|
| 1199 |
|
|
|
| 1200 |
|
|
if (!newNode || !referenceNode || !referenceNode[PARENT_NODE]) {
|
| 1201 |
|
|
return null;
|
| 1202 |
|
|
}
|
| 1203 |
|
|
|
| 1204 |
|
|
return referenceNode[PARENT_NODE].insertBefore(newNode, referenceNode);
|
| 1205 |
|
|
},
|
| 1206 |
|
|
|
| 1207 |
|
|
/**
|
| 1208 |
|
|
* Inserts the new node as the next sibling of the reference node
|
| 1209 |
|
|
* @method insertAfter
|
| 1210 |
|
|
* @param {String | HTMLElement} newNode The node to be inserted
|
| 1211 |
|
|
* @param {String | HTMLElement} referenceNode The node to insert the new node after
|
| 1212 |
|
|
* @return {HTMLElement} The node that was inserted (or null if insert fails)
|
| 1213 |
|
|
*/
|
| 1214 |
|
|
insertAfter: function(newNode, referenceNode) {
|
| 1215 |
|
|
newNode = Y.Dom.get(newNode);
|
| 1216 |
|
|
referenceNode = Y.Dom.get(referenceNode);
|
| 1217 |
|
|
|
| 1218 |
|
|
if (!newNode || !referenceNode || !referenceNode[PARENT_NODE]) {
|
| 1219 |
|
|
return null;
|
| 1220 |
|
|
}
|
| 1221 |
|
|
|
| 1222 |
|
|
if (referenceNode.nextSibling) {
|
| 1223 |
|
|
return referenceNode[PARENT_NODE].insertBefore(newNode, referenceNode.nextSibling);
|
| 1224 |
|
|
} else {
|
| 1225 |
|
|
return referenceNode[PARENT_NODE].appendChild(newNode);
|
| 1226 |
|
|
}
|
| 1227 |
|
|
},
|
| 1228 |
|
|
|
| 1229 |
|
|
/**
|
| 1230 |
|
|
* Creates a Region based on the viewport relative to the document.
|
| 1231 |
|
|
* @method getClientRegion
|
| 1232 |
|
|
* @return {Region} A Region object representing the viewport which accounts for document scroll
|
| 1233 |
|
|
*/
|
| 1234 |
|
|
getClientRegion: function() {
|
| 1235 |
|
|
var t = Y.Dom.getDocumentScrollTop(),
|
| 1236 |
|
|
l = Y.Dom.getDocumentScrollLeft(),
|
| 1237 |
|
|
r = Y.Dom.getViewportWidth() + l,
|
| 1238 |
|
|
b = Y.Dom.getViewportHeight() + t;
|
| 1239 |
|
|
|
| 1240 |
|
|
return new Y.Region(t, r, b, l);
|
| 1241 |
|
|
},
|
| 1242 |
|
|
|
| 1243 |
|
|
/**
|
| 1244 |
|
|
* Provides a normalized attribute interface.
|
| 1245 |
|
|
* @method setAttribute
|
| 1246 |
|
|
* @param {String | HTMLElement} el The target element for the attribute.
|
| 1247 |
|
|
* @param {String} attr The attribute to set.
|
| 1248 |
|
|
* @param {String} val The value of the attribute.
|
| 1249 |
|
|
*/
|
| 1250 |
|
|
setAttribute: function(el, attr, val) {
|
| 1251 |
|
|
Y.Dom.batch(el, Y.Dom._setAttribute, { attr: attr, val: val });
|
| 1252 |
|
|
},
|
| 1253 |
|
|
|
| 1254 |
|
|
_setAttribute: function(el, args) {
|
| 1255 |
|
|
var attr = Y.Dom._toCamel(args.attr),
|
| 1256 |
|
|
val = args.val;
|
| 1257 |
|
|
|
| 1258 |
|
|
if (el && el.setAttribute) {
|
| 1259 |
|
|
if (Y.Dom.DOT_ATTRIBUTES[attr]) {
|
| 1260 |
|
|
el[attr] = val;
|
| 1261 |
|
|
} else {
|
| 1262 |
|
|
attr = Y.Dom.CUSTOM_ATTRIBUTES[attr] || attr;
|
| 1263 |
|
|
el.setAttribute(attr, val);
|
| 1264 |
|
|
}
|
| 1265 |
|
|
} else {
|
| 1266 |
|
|
}
|
| 1267 |
|
|
},
|
| 1268 |
|
|
|
| 1269 |
|
|
/**
|
| 1270 |
|
|
* Provides a normalized attribute interface.
|
| 1271 |
|
|
* @method getAttribute
|
| 1272 |
|
|
* @param {String | HTMLElement} el The target element for the attribute.
|
| 1273 |
|
|
* @param {String} attr The attribute to get.
|
| 1274 |
|
|
* @return {String} The current value of the attribute.
|
| 1275 |
|
|
*/
|
| 1276 |
|
|
getAttribute: function(el, attr) {
|
| 1277 |
|
|
return Y.Dom.batch(el, Y.Dom._getAttribute, attr);
|
| 1278 |
|
|
},
|
| 1279 |
|
|
|
| 1280 |
|
|
|
| 1281 |
|
|
_getAttribute: function(el, attr) {
|
| 1282 |
|
|
var val;
|
| 1283 |
|
|
attr = Y.Dom.CUSTOM_ATTRIBUTES[attr] || attr;
|
| 1284 |
|
|
|
| 1285 |
|
|
if (el && el.getAttribute) {
|
| 1286 |
|
|
val = el.getAttribute(attr, 2);
|
| 1287 |
|
|
} else {
|
| 1288 |
|
|
}
|
| 1289 |
|
|
|
| 1290 |
|
|
return val;
|
| 1291 |
|
|
},
|
| 1292 |
|
|
|
| 1293 |
|
|
_toCamel: function(property) {
|
| 1294 |
|
|
var c = propertyCache;
|
| 1295 |
|
|
|
| 1296 |
|
|
function tU(x,l) {
|
| 1297 |
|
|
return l.toUpperCase();
|
| 1298 |
|
|
}
|
| 1299 |
|
|
|
| 1300 |
|
|
return c[property] || (c[property] = property.indexOf('-') === -1 ?
|
| 1301 |
|
|
property :
|
| 1302 |
|
|
property.replace( /-([a-z])/gi, tU ));
|
| 1303 |
|
|
},
|
| 1304 |
|
|
|
| 1305 |
|
|
_getClassRegex: function(className) {
|
| 1306 |
|
|
var re;
|
| 1307 |
|
|
if (className !== undefined) { // allow empty string to pass
|
| 1308 |
|
|
if (className.exec) { // already a RegExp
|
| 1309 |
|
|
re = className;
|
| 1310 |
|
|
} else {
|
| 1311 |
|
|
re = reCache[className];
|
| 1312 |
|
|
if (!re) {
|
| 1313 |
|
|
// escape special chars (".", "[", etc.)
|
| 1314 |
|
|
className = className.replace(Y.Dom._patterns.CLASS_RE_TOKENS, '\\$1');
|
| 1315 |
|
|
re = reCache[className] = new RegExp(C_START + className + C_END, G);
|
| 1316 |
|
|
}
|
| 1317 |
|
|
}
|
| 1318 |
|
|
}
|
| 1319 |
|
|
return re;
|
| 1320 |
|
|
},
|
| 1321 |
|
|
|
| 1322 |
|
|
_patterns: {
|
| 1323 |
|
|
ROOT_TAG: /^body|html$/i, // body for quirks mode, html for standards,
|
| 1324 |
|
|
CLASS_RE_TOKENS: /([\.\(\)\^\$\*\+\?\|\[\]\{\}\\])/g
|
| 1325 |
|
|
},
|
| 1326 |
|
|
|
| 1327 |
|
|
|
| 1328 |
|
|
_testElement: function(node, method) {
|
| 1329 |
|
|
return node && node[NODE_TYPE] == 1 && ( !method || method(node) );
|
| 1330 |
|
|
},
|
| 1331 |
|
|
|
| 1332 |
|
|
_calcBorders: function(node, xy2) {
|
| 1333 |
|
|
var t = parseInt(Y.Dom[GET_COMPUTED_STYLE](node, BORDER_TOP_WIDTH), 10) || 0,
|
| 1334 |
|
|
l = parseInt(Y.Dom[GET_COMPUTED_STYLE](node, BORDER_LEFT_WIDTH), 10) || 0;
|
| 1335 |
|
|
if (isGecko) {
|
| 1336 |
|
|
if (RE_TABLE.test(node[TAG_NAME])) {
|
| 1337 |
|
|
t = 0;
|
| 1338 |
|
|
l = 0;
|
| 1339 |
|
|
}
|
| 1340 |
|
|
}
|
| 1341 |
|
|
xy2[0] += l;
|
| 1342 |
|
|
xy2[1] += t;
|
| 1343 |
|
|
return xy2;
|
| 1344 |
|
|
}
|
| 1345 |
|
|
};
|
| 1346 |
|
|
|
| 1347 |
|
|
var _getComputedStyle = Y.Dom[GET_COMPUTED_STYLE];
|
| 1348 |
|
|
// fix opera computedStyle default color unit (convert to rgb)
|
| 1349 |
|
|
if (UA.opera) {
|
| 1350 |
|
|
Y.Dom[GET_COMPUTED_STYLE] = function(node, att) {
|
| 1351 |
|
|
var val = _getComputedStyle(node, att);
|
| 1352 |
|
|
if (RE_COLOR.test(att)) {
|
| 1353 |
|
|
val = Y.Dom.Color.toRGB(val);
|
| 1354 |
|
|
}
|
| 1355 |
|
|
|
| 1356 |
|
|
return val;
|
| 1357 |
|
|
};
|
| 1358 |
|
|
|
| 1359 |
|
|
}
|
| 1360 |
|
|
|
| 1361 |
|
|
// safari converts transparent to rgba(), others use "transparent"
|
| 1362 |
|
|
if (UA.webkit) {
|
| 1363 |
|
|
Y.Dom[GET_COMPUTED_STYLE] = function(node, att) {
|
| 1364 |
|
|
var val = _getComputedStyle(node, att);
|
| 1365 |
|
|
|
| 1366 |
|
|
if (val === 'rgba(0, 0, 0, 0)') {
|
| 1367 |
|
|
val = 'transparent';
|
| 1368 |
|
|
}
|
| 1369 |
|
|
|
| 1370 |
|
|
return val;
|
| 1371 |
|
|
};
|
| 1372 |
|
|
|
| 1373 |
|
|
}
|
| 1374 |
|
|
|
| 1375 |
|
|
if (UA.ie && UA.ie >= 8 && document.documentElement.hasAttribute) { // IE 8 standards
|
| 1376 |
|
|
Y.Dom.DOT_ATTRIBUTES.type = true; // IE 8 errors on input.setAttribute('type')
|
| 1377 |
|
|
}
|
| 1378 |
|
|
})();
|
| 1379 |
|
|
/**
|
| 1380 |
|
|
* A region is a representation of an object on a grid. It is defined
|
| 1381 |
|
|
* by the top, right, bottom, left extents, so is rectangular by default. If
|
| 1382 |
|
|
* other shapes are required, this class could be extended to support it.
|
| 1383 |
|
|
* @namespace YAHOO.util
|
| 1384 |
|
|
* @class Region
|
| 1385 |
|
|
* @param {Int} t the top extent
|
| 1386 |
|
|
* @param {Int} r the right extent
|
| 1387 |
|
|
* @param {Int} b the bottom extent
|
| 1388 |
|
|
* @param {Int} l the left extent
|
| 1389 |
|
|
* @constructor
|
| 1390 |
|
|
*/
|
| 1391 |
|
|
YAHOO.util.Region = function(t, r, b, l) {
|
| 1392 |
|
|
|
| 1393 |
|
|
/**
|
| 1394 |
|
|
* The region's top extent
|
| 1395 |
|
|
* @property top
|
| 1396 |
|
|
* @type Int
|
| 1397 |
|
|
*/
|
| 1398 |
|
|
this.top = t;
|
| 1399 |
|
|
|
| 1400 |
|
|
/**
|
| 1401 |
|
|
* The region's top extent
|
| 1402 |
|
|
* @property y
|
| 1403 |
|
|
* @type Int
|
| 1404 |
|
|
*/
|
| 1405 |
|
|
this.y = t;
|
| 1406 |
|
|
|
| 1407 |
|
|
/**
|
| 1408 |
|
|
* The region's top extent as index, for symmetry with set/getXY
|
| 1409 |
|
|
* @property 1
|
| 1410 |
|
|
* @type Int
|
| 1411 |
|
|
*/
|
| 1412 |
|
|
this[1] = t;
|
| 1413 |
|
|
|
| 1414 |
|
|
/**
|
| 1415 |
|
|
* The region's right extent
|
| 1416 |
|
|
* @property right
|
| 1417 |
|
|
* @type int
|
| 1418 |
|
|
*/
|
| 1419 |
|
|
this.right = r;
|
| 1420 |
|
|
|
| 1421 |
|
|
/**
|
| 1422 |
|
|
* The region's bottom extent
|
| 1423 |
|
|
* @property bottom
|
| 1424 |
|
|
* @type Int
|
| 1425 |
|
|
*/
|
| 1426 |
|
|
this.bottom = b;
|
| 1427 |
|
|
|
| 1428 |
|
|
/**
|
| 1429 |
|
|
* The region's left extent
|
| 1430 |
|
|
* @property left
|
| 1431 |
|
|
* @type Int
|
| 1432 |
|
|
*/
|
| 1433 |
|
|
this.left = l;
|
| 1434 |
|
|
|
| 1435 |
|
|
/**
|
| 1436 |
|
|
* The region's left extent
|
| 1437 |
|
|
* @property x
|
| 1438 |
|
|
* @type Int
|
| 1439 |
|
|
*/
|
| 1440 |
|
|
this.x = l;
|
| 1441 |
|
|
|
| 1442 |
|
|
/**
|
| 1443 |
|
|
* The region's left extent as index, for symmetry with set/getXY
|
| 1444 |
|
|
* @property 0
|
| 1445 |
|
|
* @type Int
|
| 1446 |
|
|
*/
|
| 1447 |
|
|
this[0] = l;
|
| 1448 |
|
|
|
| 1449 |
|
|
/**
|
| 1450 |
|
|
* The region's total width
|
| 1451 |
|
|
* @property width
|
| 1452 |
|
|
* @type Int
|
| 1453 |
|
|
*/
|
| 1454 |
|
|
this.width = this.right - this.left;
|
| 1455 |
|
|
|
| 1456 |
|
|
/**
|
| 1457 |
|
|
* The region's total height
|
| 1458 |
|
|
* @property height
|
| 1459 |
|
|
* @type Int
|
| 1460 |
|
|
*/
|
| 1461 |
|
|
this.height = this.bottom - this.top;
|
| 1462 |
|
|
};
|
| 1463 |
|
|
|
| 1464 |
|
|
/**
|
| 1465 |
|
|
* Returns true if this region contains the region passed in
|
| 1466 |
|
|
* @method contains
|
| 1467 |
|
|
* @param {Region} region The region to evaluate
|
| 1468 |
|
|
* @return {Boolean} True if the region is contained with this region,
|
| 1469 |
|
|
* else false
|
| 1470 |
|
|
*/
|
| 1471 |
|
|
YAHOO.util.Region.prototype.contains = function(region) {
|
| 1472 |
|
|
return ( region.left >= this.left &&
|
| 1473 |
|
|
region.right <= this.right &&
|
| 1474 |
|
|
region.top >= this.top &&
|
| 1475 |
|
|
region.bottom <= this.bottom );
|
| 1476 |
|
|
|
| 1477 |
|
|
};
|
| 1478 |
|
|
|
| 1479 |
|
|
/**
|
| 1480 |
|
|
* Returns the area of the region
|
| 1481 |
|
|
* @method getArea
|
| 1482 |
|
|
* @return {Int} the region's area
|
| 1483 |
|
|
*/
|
| 1484 |
|
|
YAHOO.util.Region.prototype.getArea = function() {
|
| 1485 |
|
|
return ( (this.bottom - this.top) * (this.right - this.left) );
|
| 1486 |
|
|
};
|
| 1487 |
|
|
|
| 1488 |
|
|
/**
|
| 1489 |
|
|
* Returns the region where the passed in region overlaps with this one
|
| 1490 |
|
|
* @method intersect
|
| 1491 |
|
|
* @param {Region} region The region that intersects
|
| 1492 |
|
|
* @return {Region} The overlap region, or null if there is no overlap
|
| 1493 |
|
|
*/
|
| 1494 |
|
|
YAHOO.util.Region.prototype.intersect = function(region) {
|
| 1495 |
|
|
var t = Math.max( this.top, region.top ),
|
| 1496 |
|
|
r = Math.min( this.right, region.right ),
|
| 1497 |
|
|
b = Math.min( this.bottom, region.bottom ),
|
| 1498 |
|
|
l = Math.max( this.left, region.left );
|
| 1499 |
|
|
|
| 1500 |
|
|
if (b >= t && r >= l) {
|
| 1501 |
|
|
return new YAHOO.util.Region(t, r, b, l);
|
| 1502 |
|
|
} else {
|
| 1503 |
|
|
return null;
|
| 1504 |
|
|
}
|
| 1505 |
|
|
};
|
| 1506 |
|
|
|
| 1507 |
|
|
/**
|
| 1508 |
|
|
* Returns the region representing the smallest region that can contain both
|
| 1509 |
|
|
* the passed in region and this region.
|
| 1510 |
|
|
* @method union
|
| 1511 |
|
|
* @param {Region} region The region that to create the union with
|
| 1512 |
|
|
* @return {Region} The union region
|
| 1513 |
|
|
*/
|
| 1514 |
|
|
YAHOO.util.Region.prototype.union = function(region) {
|
| 1515 |
|
|
var t = Math.min( this.top, region.top ),
|
| 1516 |
|
|
r = Math.max( this.right, region.right ),
|
| 1517 |
|
|
b = Math.max( this.bottom, region.bottom ),
|
| 1518 |
|
|
l = Math.min( this.left, region.left );
|
| 1519 |
|
|
|
| 1520 |
|
|
return new YAHOO.util.Region(t, r, b, l);
|
| 1521 |
|
|
};
|
| 1522 |
|
|
|
| 1523 |
|
|
/**
|
| 1524 |
|
|
* toString
|
| 1525 |
|
|
* @method toString
|
| 1526 |
|
|
* @return string the region properties
|
| 1527 |
|
|
*/
|
| 1528 |
|
|
YAHOO.util.Region.prototype.toString = function() {
|
| 1529 |
|
|
return ( "Region {" +
|
| 1530 |
|
|
"top: " + this.top +
|
| 1531 |
|
|
", right: " + this.right +
|
| 1532 |
|
|
", bottom: " + this.bottom +
|
| 1533 |
|
|
", left: " + this.left +
|
| 1534 |
|
|
", height: " + this.height +
|
| 1535 |
|
|
", width: " + this.width +
|
| 1536 |
|
|
"}" );
|
| 1537 |
|
|
};
|
| 1538 |
|
|
|
| 1539 |
|
|
/**
|
| 1540 |
|
|
* Returns a region that is occupied by the DOM element
|
| 1541 |
|
|
* @method getRegion
|
| 1542 |
|
|
* @param {HTMLElement} el The element
|
| 1543 |
|
|
* @return {Region} The region that the element occupies
|
| 1544 |
|
|
* @static
|
| 1545 |
|
|
*/
|
| 1546 |
|
|
YAHOO.util.Region.getRegion = function(el) {
|
| 1547 |
|
|
var p = YAHOO.util.Dom.getXY(el),
|
| 1548 |
|
|
t = p[1],
|
| 1549 |
|
|
r = p[0] + el.offsetWidth,
|
| 1550 |
|
|
b = p[1] + el.offsetHeight,
|
| 1551 |
|
|
l = p[0];
|
| 1552 |
|
|
|
| 1553 |
|
|
return new YAHOO.util.Region(t, r, b, l);
|
| 1554 |
|
|
};
|
| 1555 |
|
|
|
| 1556 |
|
|
/////////////////////////////////////////////////////////////////////////////
|
| 1557 |
|
|
|
| 1558 |
|
|
|
| 1559 |
|
|
/**
|
| 1560 |
|
|
* A point is a region that is special in that it represents a single point on
|
| 1561 |
|
|
* the grid.
|
| 1562 |
|
|
* @namespace YAHOO.util
|
| 1563 |
|
|
* @class Point
|
| 1564 |
|
|
* @param {Int} x The X position of the point
|
| 1565 |
|
|
* @param {Int} y The Y position of the point
|
| 1566 |
|
|
* @constructor
|
| 1567 |
|
|
* @extends YAHOO.util.Region
|
| 1568 |
|
|
*/
|
| 1569 |
|
|
YAHOO.util.Point = function(x, y) {
|
| 1570 |
|
|
if (YAHOO.lang.isArray(x)) { // accept input from Dom.getXY, Event.getXY, etc.
|
| 1571 |
|
|
y = x[1]; // dont blow away x yet
|
| 1572 |
|
|
x = x[0];
|
| 1573 |
|
|
}
|
| 1574 |
|
|
|
| 1575 |
|
|
YAHOO.util.Point.superclass.constructor.call(this, y, x, y, x);
|
| 1576 |
|
|
};
|
| 1577 |
|
|
|
| 1578 |
|
|
YAHOO.extend(YAHOO.util.Point, YAHOO.util.Region);
|
| 1579 |
|
|
|
| 1580 |
|
|
(function() {
|
| 1581 |
|
|
/**
|
| 1582 |
|
|
* Add style management functionality to DOM.
|
| 1583 |
|
|
* @module dom
|
| 1584 |
|
|
* @for Dom
|
| 1585 |
|
|
*/
|
| 1586 |
|
|
|
| 1587 |
|
|
var Y = YAHOO.util,
|
| 1588 |
|
|
CLIENT_TOP = 'clientTop',
|
| 1589 |
|
|
CLIENT_LEFT = 'clientLeft',
|
| 1590 |
|
|
PARENT_NODE = 'parentNode',
|
| 1591 |
|
|
RIGHT = 'right',
|
| 1592 |
|
|
HAS_LAYOUT = 'hasLayout',
|
| 1593 |
|
|
PX = 'px',
|
| 1594 |
|
|
OPACITY = 'opacity',
|
| 1595 |
|
|
AUTO = 'auto',
|
| 1596 |
|
|
BORDER_LEFT_WIDTH = 'borderLeftWidth',
|
| 1597 |
|
|
BORDER_TOP_WIDTH = 'borderTopWidth',
|
| 1598 |
|
|
BORDER_RIGHT_WIDTH = 'borderRightWidth',
|
| 1599 |
|
|
BORDER_BOTTOM_WIDTH = 'borderBottomWidth',
|
| 1600 |
|
|
VISIBLE = 'visible',
|
| 1601 |
|
|
TRANSPARENT = 'transparent',
|
| 1602 |
|
|
HEIGHT = 'height',
|
| 1603 |
|
|
WIDTH = 'width',
|
| 1604 |
|
|
STYLE = 'style',
|
| 1605 |
|
|
CURRENT_STYLE = 'currentStyle',
|
| 1606 |
|
|
|
| 1607 |
|
|
// IE getComputedStyle
|
| 1608 |
|
|
// TODO: unit-less lineHeight (e.g. 1.22)
|
| 1609 |
|
|
re_size = /^width|height$/,
|
| 1610 |
|
|
re_unit = /^(\d[.\d]*)+(em|ex|px|gd|rem|vw|vh|vm|ch|mm|cm|in|pt|pc|deg|rad|ms|s|hz|khz|%){1}?/i,
|
| 1611 |
|
|
|
| 1612 |
|
|
ComputedStyle = {
|
| 1613 |
|
|
get: function(el, property) {
|
| 1614 |
|
|
var value = '',
|
| 1615 |
|
|
current = el[CURRENT_STYLE][property];
|
| 1616 |
|
|
|
| 1617 |
|
|
if (property === OPACITY) {
|
| 1618 |
|
|
value = Y.Dom.getStyle(el, OPACITY);
|
| 1619 |
|
|
} else if (!current || (current.indexOf && current.indexOf(PX) > -1)) { // no need to convert
|
| 1620 |
|
|
value = current;
|
| 1621 |
|
|
} else if (Y.Dom.IE_COMPUTED[property]) { // use compute function
|
| 1622 |
|
|
value = Y.Dom.IE_COMPUTED[property](el, property);
|
| 1623 |
|
|
} else if (re_unit.test(current)) { // convert to pixel
|
| 1624 |
|
|
value = Y.Dom.IE.ComputedStyle.getPixel(el, property);
|
| 1625 |
|
|
} else {
|
| 1626 |
|
|
value = current;
|
| 1627 |
|
|
}
|
| 1628 |
|
|
|
| 1629 |
|
|
return value;
|
| 1630 |
|
|
},
|
| 1631 |
|
|
|
| 1632 |
|
|
getOffset: function(el, prop) {
|
| 1633 |
|
|
var current = el[CURRENT_STYLE][prop], // value of "width", "top", etc.
|
| 1634 |
|
|
capped = prop.charAt(0).toUpperCase() + prop.substr(1), // "Width", "Top", etc.
|
| 1635 |
|
|
offset = 'offset' + capped, // "offsetWidth", "offsetTop", etc.
|
| 1636 |
|
|
pixel = 'pixel' + capped, // "pixelWidth", "pixelTop", etc.
|
| 1637 |
|
|
value = '',
|
| 1638 |
|
|
actual;
|
| 1639 |
|
|
|
| 1640 |
|
|
if (current == AUTO) {
|
| 1641 |
|
|
actual = el[offset]; // offsetHeight/Top etc.
|
| 1642 |
|
|
if (actual === undefined) { // likely "right" or "bottom"
|
| 1643 |
|
|
value = 0;
|
| 1644 |
|
|
}
|
| 1645 |
|
|
|
| 1646 |
|
|
value = actual;
|
| 1647 |
|
|
if (re_size.test(prop)) { // account for box model diff
|
| 1648 |
|
|
el[STYLE][prop] = actual;
|
| 1649 |
|
|
if (el[offset] > actual) {
|
| 1650 |
|
|
// the difference is padding + border (works in Standards & Quirks modes)
|
| 1651 |
|
|
value = actual - (el[offset] - actual);
|
| 1652 |
|
|
}
|
| 1653 |
|
|
el[STYLE][prop] = AUTO; // revert to auto
|
| 1654 |
|
|
}
|
| 1655 |
|
|
} else { // convert units to px
|
| 1656 |
|
|
if (!el[STYLE][pixel] && !el[STYLE][prop]) { // need to map style.width to currentStyle (no currentStyle.pixelWidth)
|
| 1657 |
|
|
el[STYLE][prop] = current; // no style.pixelWidth if no style.width
|
| 1658 |
|
|
}
|
| 1659 |
|
|
value = el[STYLE][pixel];
|
| 1660 |
|
|
}
|
| 1661 |
|
|
return value + PX;
|
| 1662 |
|
|
},
|
| 1663 |
|
|
|
| 1664 |
|
|
getBorderWidth: function(el, property) {
|
| 1665 |
|
|
// clientHeight/Width = paddingBox (e.g. offsetWidth - borderWidth)
|
| 1666 |
|
|
// clientTop/Left = borderWidth
|
| 1667 |
|
|
var value = null;
|
| 1668 |
|
|
if (!el[CURRENT_STYLE][HAS_LAYOUT]) { // TODO: unset layout?
|
| 1669 |
|
|
el[STYLE].zoom = 1; // need layout to measure client
|
| 1670 |
|
|
}
|
| 1671 |
|
|
|
| 1672 |
|
|
switch(property) {
|
| 1673 |
|
|
case BORDER_TOP_WIDTH:
|
| 1674 |
|
|
value = el[CLIENT_TOP];
|
| 1675 |
|
|
break;
|
| 1676 |
|
|
case BORDER_BOTTOM_WIDTH:
|
| 1677 |
|
|
value = el.offsetHeight - el.clientHeight - el[CLIENT_TOP];
|
| 1678 |
|
|
break;
|
| 1679 |
|
|
case BORDER_LEFT_WIDTH:
|
| 1680 |
|
|
value = el[CLIENT_LEFT];
|
| 1681 |
|
|
break;
|
| 1682 |
|
|
case BORDER_RIGHT_WIDTH:
|
| 1683 |
|
|
value = el.offsetWidth - el.clientWidth - el[CLIENT_LEFT];
|
| 1684 |
|
|
break;
|
| 1685 |
|
|
}
|
| 1686 |
|
|
return value + PX;
|
| 1687 |
|
|
},
|
| 1688 |
|
|
|
| 1689 |
|
|
getPixel: function(node, att) {
|
| 1690 |
|
|
// use pixelRight to convert to px
|
| 1691 |
|
|
var val = null,
|
| 1692 |
|
|
styleRight = node[CURRENT_STYLE][RIGHT],
|
| 1693 |
|
|
current = node[CURRENT_STYLE][att];
|
| 1694 |
|
|
|
| 1695 |
|
|
node[STYLE][RIGHT] = current;
|
| 1696 |
|
|
val = node[STYLE].pixelRight;
|
| 1697 |
|
|
node[STYLE][RIGHT] = styleRight; // revert
|
| 1698 |
|
|
|
| 1699 |
|
|
return val + PX;
|
| 1700 |
|
|
},
|
| 1701 |
|
|
|
| 1702 |
|
|
getMargin: function(node, att) {
|
| 1703 |
|
|
var val;
|
| 1704 |
|
|
if (node[CURRENT_STYLE][att] == AUTO) {
|
| 1705 |
|
|
val = 0 + PX;
|
| 1706 |
|
|
} else {
|
| 1707 |
|
|
val = Y.Dom.IE.ComputedStyle.getPixel(node, att);
|
| 1708 |
|
|
}
|
| 1709 |
|
|
return val;
|
| 1710 |
|
|
},
|
| 1711 |
|
|
|
| 1712 |
|
|
getVisibility: function(node, att) {
|
| 1713 |
|
|
var current;
|
| 1714 |
|
|
while ( (current = node[CURRENT_STYLE]) && current[att] == 'inherit') { // NOTE: assignment in test
|
| 1715 |
|
|
node = node[PARENT_NODE];
|
| 1716 |
|
|
}
|
| 1717 |
|
|
return (current) ? current[att] : VISIBLE;
|
| 1718 |
|
|
},
|
| 1719 |
|
|
|
| 1720 |
|
|
getColor: function(node, att) {
|
| 1721 |
|
|
return Y.Dom.Color.toRGB(node[CURRENT_STYLE][att]) || TRANSPARENT;
|
| 1722 |
|
|
},
|
| 1723 |
|
|
|
| 1724 |
|
|
getBorderColor: function(node, att) {
|
| 1725 |
|
|
var current = node[CURRENT_STYLE],
|
| 1726 |
|
|
val = current[att] || current.color;
|
| 1727 |
|
|
return Y.Dom.Color.toRGB(Y.Dom.Color.toHex(val));
|
| 1728 |
|
|
}
|
| 1729 |
|
|
|
| 1730 |
|
|
},
|
| 1731 |
|
|
|
| 1732 |
|
|
//fontSize: getPixelFont,
|
| 1733 |
|
|
IEComputed = {};
|
| 1734 |
|
|
|
| 1735 |
|
|
IEComputed.top = IEComputed.right = IEComputed.bottom = IEComputed.left =
|
| 1736 |
|
|
IEComputed[WIDTH] = IEComputed[HEIGHT] = ComputedStyle.getOffset;
|
| 1737 |
|
|
|
| 1738 |
|
|
IEComputed.color = ComputedStyle.getColor;
|
| 1739 |
|
|
|
| 1740 |
|
|
IEComputed[BORDER_TOP_WIDTH] = IEComputed[BORDER_RIGHT_WIDTH] =
|
| 1741 |
|
|
IEComputed[BORDER_BOTTOM_WIDTH] = IEComputed[BORDER_LEFT_WIDTH] =
|
| 1742 |
|
|
ComputedStyle.getBorderWidth;
|
| 1743 |
|
|
|
| 1744 |
|
|
IEComputed.marginTop = IEComputed.marginRight = IEComputed.marginBottom =
|
| 1745 |
|
|
IEComputed.marginLeft = ComputedStyle.getMargin;
|
| 1746 |
|
|
|
| 1747 |
|
|
IEComputed.visibility = ComputedStyle.getVisibility;
|
| 1748 |
|
|
IEComputed.borderColor = IEComputed.borderTopColor =
|
| 1749 |
|
|
IEComputed.borderRightColor = IEComputed.borderBottomColor =
|
| 1750 |
|
|
IEComputed.borderLeftColor = ComputedStyle.getBorderColor;
|
| 1751 |
|
|
|
| 1752 |
|
|
Y.Dom.IE_COMPUTED = IEComputed;
|
| 1753 |
|
|
Y.Dom.IE_ComputedStyle = ComputedStyle;
|
| 1754 |
|
|
})();
|
| 1755 |
|
|
(function() {
|
| 1756 |
|
|
/**
|
| 1757 |
|
|
* Add style management functionality to DOM.
|
| 1758 |
|
|
* @module dom
|
| 1759 |
|
|
* @for Dom
|
| 1760 |
|
|
*/
|
| 1761 |
|
|
|
| 1762 |
|
|
var TO_STRING = 'toString',
|
| 1763 |
|
|
PARSE_INT = parseInt,
|
| 1764 |
|
|
RE = RegExp,
|
| 1765 |
|
|
Y = YAHOO.util;
|
| 1766 |
|
|
|
| 1767 |
|
|
Y.Dom.Color = {
|
| 1768 |
|
|
KEYWORDS: {
|
| 1769 |
|
|
black: '000',
|
| 1770 |
|
|
silver: 'c0c0c0',
|
| 1771 |
|
|
gray: '808080',
|
| 1772 |
|
|
white: 'fff',
|
| 1773 |
|
|
maroon: '800000',
|
| 1774 |
|
|
red: 'f00',
|
| 1775 |
|
|
purple: '800080',
|
| 1776 |
|
|
fuchsia: 'f0f',
|
| 1777 |
|
|
green: '008000',
|
| 1778 |
|
|
lime: '0f0',
|
| 1779 |
|
|
olive: '808000',
|
| 1780 |
|
|
yellow: 'ff0',
|
| 1781 |
|
|
navy: '000080',
|
| 1782 |
|
|
blue: '00f',
|
| 1783 |
|
|
teal: '008080',
|
| 1784 |
|
|
aqua: '0ff'
|
| 1785 |
|
|
},
|
| 1786 |
|
|
|
| 1787 |
|
|
re_RGB: /^rgb\(([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\)$/i,
|
| 1788 |
|
|
re_hex: /^#?([0-9A-F]{2})([0-9A-F]{2})([0-9A-F]{2})$/i,
|
| 1789 |
|
|
re_hex3: /([0-9A-F])/gi,
|
| 1790 |
|
|
|
| 1791 |
|
|
toRGB: function(val) {
|
| 1792 |
|
|
if (!Y.Dom.Color.re_RGB.test(val)) {
|
| 1793 |
|
|
val = Y.Dom.Color.toHex(val);
|
| 1794 |
|
|
}
|
| 1795 |
|
|
|
| 1796 |
|
|
if(Y.Dom.Color.re_hex.exec(val)) {
|
| 1797 |
|
|
val = 'rgb(' + [
|
| 1798 |
|
|
PARSE_INT(RE.$1, 16),
|
| 1799 |
|
|
PARSE_INT(RE.$2, 16),
|
| 1800 |
|
|
PARSE_INT(RE.$3, 16)
|
| 1801 |
|
|
].join(', ') + ')';
|
| 1802 |
|
|
}
|
| 1803 |
|
|
return val;
|
| 1804 |
|
|
},
|
| 1805 |
|
|
|
| 1806 |
|
|
toHex: function(val) {
|
| 1807 |
|
|
val = Y.Dom.Color.KEYWORDS[val] || val;
|
| 1808 |
|
|
if (Y.Dom.Color.re_RGB.exec(val)) {
|
| 1809 |
|
|
var r = (RE.$1.length === 1) ? '0' + RE.$1 : Number(RE.$1),
|
| 1810 |
|
|
g = (RE.$2.length === 1) ? '0' + RE.$2 : Number(RE.$2),
|
| 1811 |
|
|
b = (RE.$3.length === 1) ? '0' + RE.$3 : Number(RE.$3);
|
| 1812 |
|
|
|
| 1813 |
|
|
val = [
|
| 1814 |
|
|
r[TO_STRING](16),
|
| 1815 |
|
|
g[TO_STRING](16),
|
| 1816 |
|
|
b[TO_STRING](16)
|
| 1817 |
|
|
].join('');
|
| 1818 |
|
|
}
|
| 1819 |
|
|
|
| 1820 |
|
|
if (val.length < 6) {
|
| 1821 |
|
|
val = val.replace(Y.Dom.Color.re_hex3, '$1$1');
|
| 1822 |
|
|
}
|
| 1823 |
|
|
|
| 1824 |
|
|
if (val !== 'transparent' && val.indexOf('#') < 0) {
|
| 1825 |
|
|
val = '#' + val;
|
| 1826 |
|
|
}
|
| 1827 |
|
|
|
| 1828 |
|
|
return val.toLowerCase();
|
| 1829 |
|
|
}
|
| 1830 |
|
|
};
|
| 1831 |
|
|
}());
|
| 1832 |
|
|
YAHOO.register("dom", YAHOO.util.Dom, {version: "2.8.0r4", build: "2449"});
|