Revision 1263
Added by Dietmar over 14 years ago
dom-debug.js | ||
---|---|---|
1 | 1 |
/* |
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Copyright (c) 2007, Yahoo! Inc. All rights reserved.
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|
2 |
Copyright (c) 2009, Yahoo! Inc. All rights reserved.
|
|
3 | 3 |
Code licensed under the BSD License: |
4 | 4 |
http://developer.yahoo.net/yui/license.txt |
5 |
version: 2.4.1
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|
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version: 2.8.0r4
|
|
6 | 6 |
*/ |
7 | 7 |
/** |
8 | 8 |
* The dom module provides helper methods for manipulating Dom elements. |
... | ... | |
11 | 11 |
*/ |
12 | 12 |
|
13 | 13 |
(function() { |
14 |
var Y = YAHOO.util, // internal shorthand |
|
15 |
getStyle, // for load time browser branching |
|
16 |
setStyle, // ditto |
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id_counter = 0, // for use with generateId |
|
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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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16 |
|
|
17 |
// internal shorthand |
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18 |
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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18 | 22 |
propertyCache = {}, // for faster hyphen converts |
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reClassNameCache = {}, // cache regexes for className |
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document = window.document; // cache for faster lookups |
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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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|
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// DOM aliases |
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document = window.document, |
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documentElement = document.documentElement, |
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30 |
|
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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 = '(?= |$)', |
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G = 'g', |
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POSITION = 'position', |
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FIXED = 'fixed', |
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RELATIVE = 'relative', |
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LEFT = 'left', |
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TOP = 'top', |
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MEDIUM = 'medium', |
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BORDER_LEFT_WIDTH = 'borderLeftWidth', |
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BORDER_TOP_WIDTH = 'borderTopWidth', |
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21 | 64 |
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22 | 65 |
// brower detection |
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var isOpera = YAHOO.env.ua.opera,
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isSafari = YAHOO.env.ua.webkit,
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isGecko = YAHOO.env.ua.gecko,
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isIE = YAHOO.env.ua.ie;
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isOpera = UA.opera,
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isSafari = UA.webkit,
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isGecko = UA.gecko,
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isIE = UA.ie;
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27 | 70 |
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// regex cache |
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var patterns = { |
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HYPHEN: /(-[a-z])/i, // to normalize get/setStyle |
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ROOT_TAG: /^body|html$/i // body for quirks mode, html for standards |
|
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}; |
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var toCamel = function(property) { |
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if ( !patterns.HYPHEN.test(property) ) { |
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return property; // no hyphens |
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} |
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if (propertyCache[property]) { // already converted |
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return propertyCache[property]; |
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} |
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var converted = property; |
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|
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while( patterns.HYPHEN.exec(converted) ) { |
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converted = converted.replace(RegExp.$1, |
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RegExp.$1.substr(1).toUpperCase()); |
|
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} |
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propertyCache[property] = converted; |
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return converted; |
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//return property.replace(/-([a-z])/gi, function(m0, m1) {return m1.toUpperCase()}) // cant use function as 2nd arg yet due to safari bug |
|
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}; |
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var getClassRegEx = function(className) { |
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var re = reClassNameCache[className]; |
|
57 |
if (!re) { |
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re = new RegExp('(?:^|\\s+)' + className + '(?:\\s+|$)'); |
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59 |
reClassNameCache[className] = re; |
|
60 |
} |
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return re; |
|
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}; |
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// branching at load instead of runtime |
|
65 |
if (document.defaultView && document.defaultView.getComputedStyle) { // W3C DOM method |
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66 |
getStyle = function(el, property) { |
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var value = null; |
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68 |
|
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69 |
if (property == 'float') { // fix reserved word |
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property = 'cssFloat'; |
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} |
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72 |
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var computed = document.defaultView.getComputedStyle(el, ''); |
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74 |
if (computed) { // test computed before touching for safari |
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value = computed[toCamel(property)]; |
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76 |
} |
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77 |
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return el.style[property] || value; |
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79 |
}; |
|
80 |
} else if (document.documentElement.currentStyle && isIE) { // IE method |
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81 |
getStyle = function(el, property) { |
|
82 |
switch( toCamel(property) ) { |
|
83 |
case 'opacity' :// IE opacity uses filter |
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var val = 100; |
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85 |
try { // will error if no DXImageTransform |
|
86 |
val = el.filters['DXImageTransform.Microsoft.Alpha'].opacity; |
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87 |
|
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88 |
} catch(e) { |
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try { // make sure its in the document |
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90 |
val = el.filters('alpha').opacity; |
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91 |
} catch(e) { |
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92 |
YAHOO.log('getStyle: IE filter failed', |
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93 |
'error', 'Dom'); |
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94 |
} |
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95 |
} |
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96 |
return val / 100; |
|
97 |
case 'float': // fix reserved word |
|
98 |
property = 'styleFloat'; // fall through |
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default: |
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100 |
// test currentStyle before touching |
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101 |
var value = el.currentStyle ? el.currentStyle[property] : null; |
|
102 |
return ( el.style[property] || value ); |
|
103 |
} |
|
104 |
}; |
|
105 |
} else { // default to inline only |
|
106 |
getStyle = function(el, property) { return el.style[property]; }; |
|
107 |
} |
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108 |
|
|
109 |
if (isIE) { |
|
110 |
setStyle = function(el, property, val) { |
|
111 |
switch (property) { |
|
112 |
case 'opacity': |
|
113 |
if ( YAHOO.lang.isString(el.style.filter) ) { // in case not appended |
|
114 |
el.style.filter = 'alpha(opacity=' + val * 100 + ')'; |
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115 |
|
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116 |
if (!el.currentStyle || !el.currentStyle.hasLayout) { |
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117 |
el.style.zoom = 1; // when no layout or cant tell |
|
118 |
} |
|
119 |
} |
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120 |
break; |
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121 |
case 'float': |
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122 |
property = 'styleFloat'; |
|
123 |
default: |
|
124 |
el.style[property] = val; |
|
125 |
} |
|
126 |
}; |
|
127 |
} else { |
|
128 |
setStyle = function(el, property, val) { |
|
129 |
if (property == 'float') { |
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property = 'cssFloat'; |
|
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} |
|
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el.style[property] = val; |
|
133 |
}; |
|
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} |
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135 |
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var testElement = function(node, method) { |
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return node && node.nodeType == 1 && ( !method || method(node) ); |
|
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}; |
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139 |
|
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140 | 71 |
/** |
141 | 72 |
* Provides helper methods for DOM elements. |
142 | 73 |
* @namespace YAHOO.util |
143 | 74 |
* @class Dom |
75 |
* @requires yahoo, event |
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144 | 76 |
*/ |
145 |
YAHOO.util.Dom = { |
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Y.Dom = { |
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CUSTOM_ATTRIBUTES: (!documentElement.hasAttribute) ? { // IE < 8 |
|
79 |
'for': 'htmlFor', |
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80 |
'class': CLASS_NAME |
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} : { // w3c |
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82 |
'htmlFor': 'for', |
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'className': _CLASS |
|
84 |
}, |
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85 |
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DOT_ATTRIBUTES: {}, |
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|
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146 | 88 |
/** |
147 | 89 |
* Returns an HTMLElement reference. |
148 | 90 |
* @method get |
... | ... | |
150 | 92 |
* @return {HTMLElement | Array} A DOM reference to an HTML element or an array of HTMLElements. |
151 | 93 |
*/ |
152 | 94 |
get: function(el) { |
153 |
if (el && (el.tagName || el.item)) { // HTMLElement, or HTMLCollection |
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return el; |
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} |
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var id, nodes, c, i, len, attr; |
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156 | 96 |
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if (YAHOO.lang.isString(el) || !el) { // HTMLElement or null |
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return document.getElementById(el); |
|
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} |
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160 |
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if (el.length !== undefined) { // array-like |
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var c = []; |
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for (var i = 0, len = el.length; i < len; ++i) { |
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c[c.length] = Y.Dom.get(el[i]); |
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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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165 | 100 |
} |
101 |
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102 |
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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117 |
return el; |
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} |
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166 | 119 |
|
167 |
return c; |
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120 |
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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123 |
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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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129 |
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return c; |
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} |
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132 |
|
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133 |
return el; // some other object, just pass it back |
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168 | 134 |
} |
169 | 135 |
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return el; // some other object, just pass it back
|
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return null;
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171 | 137 |
}, |
172 | 138 |
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139 |
getComputedStyle: function(el, property) { |
|
140 |
if (window[GET_COMPUTED_STYLE]) { |
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return el[OWNER_DOCUMENT][DEFAULT_VIEW][GET_COMPUTED_STYLE](el, null)[property]; |
|
142 |
} else if (el[CURRENT_STYLE]) { |
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return Y.Dom.IE_ComputedStyle.get(el, property); |
|
144 |
} |
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145 |
}, |
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146 |
|
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173 | 147 |
/** |
174 | 148 |
* Normalizes currentStyle and ComputedStyle. |
175 | 149 |
* @method getStyle |
... | ... | |
178 | 152 |
* @return {String | Array} The current value of the style property for the element(s). |
179 | 153 |
*/ |
180 | 154 |
getStyle: function(el, property) { |
181 |
property = toCamel(property); |
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182 |
|
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183 |
var f = function(element) { |
|
184 |
return getStyle(element, property); |
|
185 |
}; |
|
186 |
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187 |
return Y.Dom.batch(el, f, Y.Dom, true); |
|
155 |
return Y.Dom.batch(el, Y.Dom._getStyle, property); |
|
188 | 156 |
}, |
157 |
|
|
158 |
// branching at load instead of runtime |
|
159 |
_getStyle: function() { |
|
160 |
if (window[GET_COMPUTED_STYLE]) { // W3C DOM method |
|
161 |
return function(el, property) { |
|
162 |
property = (property === 'float') ? property = 'cssFloat' : |
|
163 |
Y.Dom._toCamel(property); |
|
164 |
|
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165 |
var value = el.style[property], |
|
166 |
computed; |
|
167 |
|
|
168 |
if (!value) { |
|
169 |
computed = el[OWNER_DOCUMENT][DEFAULT_VIEW][GET_COMPUTED_STYLE](el, null); |
|
170 |
if (computed) { // test computed before touching for safari |
|
171 |
value = computed[property]; |
|
172 |
} |
|
173 |
} |
|
174 |
|
|
175 |
return value; |
|
176 |
}; |
|
177 |
} else if (documentElement[CURRENT_STYLE]) { |
|
178 |
return function(el, property) { |
|
179 |
var value; |
|
180 |
|
|
181 |
switch(property) { |
|
182 |
case 'opacity' :// IE opacity uses filter |
|
183 |
value = 100; |
|
184 |
try { // will error if no DXImageTransform |
|
185 |
value = el.filters['DXImageTransform.Microsoft.Alpha'].opacity; |
|
186 |
|
|
187 |
} catch(e) { |
|
188 |
try { // make sure its in the document |
|
189 |
value = el.filters('alpha').opacity; |
|
190 |
} catch(err) { |
|
191 |
YAHOO.log('getStyle: IE filter failed', |
|
192 |
'error', 'Dom'); |
|
193 |
} |
|
194 |
} |
|
195 |
return value / 100; |
|
196 |
case 'float': // fix reserved word |
|
197 |
property = 'styleFloat'; // fall through |
|
198 |
default: |
|
199 |
property = Y.Dom._toCamel(property); |
|
200 |
value = el[CURRENT_STYLE] ? el[CURRENT_STYLE][property] : null; |
|
201 |
return ( el.style[property] || value ); |
|
202 |
} |
|
203 |
}; |
|
204 |
} |
|
205 |
}(), |
|
189 | 206 |
|
190 | 207 |
/** |
191 | 208 |
* Wrapper for setting style properties of HTMLElements. Normalizes "opacity" across modern browsers. |
... | ... | |
195 | 212 |
* @param {String} val The value to apply to the given property. |
196 | 213 |
*/ |
197 | 214 |
setStyle: function(el, property, val) { |
198 |
property = toCamel(property); |
|
199 |
|
|
200 |
var f = function(element) { |
|
201 |
setStyle(element, property, val); |
|
202 |
YAHOO.log('setStyle setting ' + property + ' to ' + val, 'info', 'Dom'); |
|
203 |
|
|
204 |
}; |
|
205 |
|
|
206 |
Y.Dom.batch(el, f, Y.Dom, true); |
|
215 |
Y.Dom.batch(el, Y.Dom._setStyle, { prop: property, val: val }); |
|
207 | 216 |
}, |
217 |
|
|
218 |
_setStyle: function() { |
|
219 |
if (isIE) { |
|
220 |
return function(el, args) { |
|
221 |
var property = Y.Dom._toCamel(args.prop), |
|
222 |
val = args.val; |
|
223 |
|
|
224 |
if (el) { |
|
225 |
switch (property) { |
|
226 |
case 'opacity': |
|
227 |
if ( lang.isString(el.style.filter) ) { // in case not appended |
|
228 |
el.style.filter = 'alpha(opacity=' + val * 100 + ')'; |
|
229 |
|
|
230 |
if (!el[CURRENT_STYLE] || !el[CURRENT_STYLE].hasLayout) { |
|
231 |
el.style.zoom = 1; // when no layout or cant tell |
|
232 |
} |
|
233 |
} |
|
234 |
break; |
|
235 |
case 'float': |
|
236 |
property = 'styleFloat'; |
|
237 |
default: |
|
238 |
el.style[property] = val; |
|
239 |
} |
|
240 |
} else { |
|
241 |
YAHOO.log('element ' + el + ' is undefined', 'error', 'Dom'); |
|
242 |
} |
|
243 |
}; |
|
244 |
} else { |
|
245 |
return function(el, args) { |
|
246 |
var property = Y.Dom._toCamel(args.prop), |
|
247 |
val = args.val; |
|
248 |
if (el) { |
|
249 |
if (property == 'float') { |
|
250 |
property = 'cssFloat'; |
|
251 |
} |
|
252 |
el.style[property] = val; |
|
253 |
} else { |
|
254 |
YAHOO.log('element ' + el + ' is undefined', 'error', 'Dom'); |
|
255 |
} |
|
256 |
}; |
|
257 |
} |
|
258 |
|
|
259 |
}(), |
|
208 | 260 |
|
209 | 261 |
/** |
210 |
* Gets the current 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). |
|
262 |
* Gets the current position of an element based on page coordinates. |
|
263 |
* Element must be part of the DOM tree to have page coordinates (display:none or elements not appended return false). |
|
211 | 264 |
* @method getXY |
212 |
* @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 |
|
265 |
* @param {String | HTMLElement | Array} el Accepts a string to use as an ID, an actual DOM |
|
266 |
* reference, or an Array of IDs and/or HTMLElements |
|
213 | 267 |
* @return {Array} The XY position of the element(s) |
214 | 268 |
*/ |
215 | 269 |
getXY: function(el) { |
216 |
var f = function(el) { |
|
217 |
// has to be part of document to have pageXY |
|
218 |
if ( (el.parentNode === null || el.offsetParent === null || |
|
219 |
this.getStyle(el, 'display') == 'none') && el != el.ownerDocument.body) { |
|
220 |
YAHOO.log('getXY failed: element not available', 'error', 'Dom'); |
|
221 |
return false; |
|
222 |
} |
|
223 |
|
|
224 |
YAHOO.log('getXY returning ' + getXY(el), 'info', 'Dom'); |
|
225 |
return getXY(el); |
|
226 |
}; |
|
227 |
|
|
228 |
return Y.Dom.batch(el, f, Y.Dom, true); |
|
270 |
return Y.Dom.batch(el, Y.Dom._getXY); |
|
229 | 271 |
}, |
272 |
|
|
273 |
_canPosition: function(el) { |
|
274 |
return ( Y.Dom._getStyle(el, 'display') !== 'none' && Y.Dom._inDoc(el) ); |
|
275 |
}, |
|
276 |
|
|
277 |
_getXY: function() { |
|
278 |
if (document[DOCUMENT_ELEMENT][GET_BOUNDING_CLIENT_RECT]) { |
|
279 |
return function(node) { |
|
280 |
var scrollLeft, scrollTop, box, doc, |
|
281 |
off1, off2, mode, bLeft, bTop, |
|
282 |
floor = Math.floor, // TODO: round? |
|
283 |
xy = false; |
|
284 |
|
|
285 |
if (Y.Dom._canPosition(node)) { |
|
286 |
box = node[GET_BOUNDING_CLIENT_RECT](); |
|
287 |
doc = node[OWNER_DOCUMENT]; |
|
288 |
scrollLeft = Y.Dom.getDocumentScrollLeft(doc); |
|
289 |
scrollTop = Y.Dom.getDocumentScrollTop(doc); |
|
290 |
xy = [floor(box[LEFT]), floor(box[TOP])]; |
|
291 |
|
|
292 |
if (isIE && UA.ie < 8) { // IE < 8: viewport off by 2 |
|
293 |
off1 = 2; |
|
294 |
off2 = 2; |
|
295 |
mode = doc[COMPAT_MODE]; |
|
296 |
|
|
297 |
if (UA.ie === 6) { |
|
298 |
if (mode !== _BACK_COMPAT) { |
|
299 |
off1 = 0; |
|
300 |
off2 = 0; |
|
301 |
} |
|
302 |
} |
|
303 |
|
|
304 |
if ((mode === _BACK_COMPAT)) { |
|
305 |
bLeft = _getComputedStyle(doc[DOCUMENT_ELEMENT], BORDER_LEFT_WIDTH); |
|
306 |
bTop = _getComputedStyle(doc[DOCUMENT_ELEMENT], BORDER_TOP_WIDTH); |
|
307 |
if (bLeft !== MEDIUM) { |
|
308 |
off1 = parseInt(bLeft, 10); |
|
309 |
} |
|
310 |
if (bTop !== MEDIUM) { |
|
311 |
off2 = parseInt(bTop, 10); |
|
312 |
} |
|
313 |
} |
|
314 |
|
|
315 |
xy[0] -= off1; |
|
316 |
xy[1] -= off2; |
|
317 |
|
|
318 |
} |
|
319 |
|
|
320 |
if ((scrollTop || scrollLeft)) { |
|
321 |
xy[0] += scrollLeft; |
|
322 |
xy[1] += scrollTop; |
|
323 |
} |
|
324 |
|
|
325 |
// gecko may return sub-pixel (non-int) values |
|
326 |
xy[0] = floor(xy[0]); |
|
327 |
xy[1] = floor(xy[1]); |
|
328 |
} else { |
|
329 |
YAHOO.log('getXY failed: element not positionable (either not in a document or not displayed)', 'error', 'Dom'); |
|
330 |
} |
|
331 |
|
|
332 |
return xy; |
|
333 |
}; |
|
334 |
} else { |
|
335 |
return function(node) { // ff2, safari: manually calculate by crawling up offsetParents |
|
336 |
var docScrollLeft, docScrollTop, |
|
337 |
scrollTop, scrollLeft, |
|
338 |
bCheck, |
|
339 |
xy = false, |
|
340 |
parentNode = node; |
|
341 |
|
|
342 |
if (Y.Dom._canPosition(node) ) { |
|
343 |
xy = [node[OFFSET_LEFT], node[OFFSET_TOP]]; |
|
344 |
docScrollLeft = Y.Dom.getDocumentScrollLeft(node[OWNER_DOCUMENT]); |
|
345 |
docScrollTop = Y.Dom.getDocumentScrollTop(node[OWNER_DOCUMENT]); |
|
346 |
|
|
347 |
// TODO: refactor with !! or just falsey |
|
348 |
bCheck = ((isGecko || UA.webkit > 519) ? true : false); |
|
349 |
|
|
350 |
// TODO: worth refactoring for TOP/LEFT only? |
|
351 |
while ((parentNode = parentNode[OFFSET_PARENT])) { |
|
352 |
xy[0] += parentNode[OFFSET_LEFT]; |
|
353 |
xy[1] += parentNode[OFFSET_TOP]; |
|
354 |
if (bCheck) { |
|
355 |
xy = Y.Dom._calcBorders(parentNode, xy); |
|
356 |
} |
|
357 |
} |
|
358 |
|
|
359 |
// account for any scrolled ancestors |
|
360 |
if (Y.Dom._getStyle(node, POSITION) !== FIXED) { |
|
361 |
parentNode = node; |
|
362 |
|
|
363 |
while ((parentNode = parentNode[PARENT_NODE]) && parentNode[TAG_NAME]) { |
|
364 |
scrollTop = parentNode[SCROLL_TOP]; |
|
365 |
scrollLeft = parentNode[SCROLL_LEFT]; |
|
366 |
|
|
367 |
//Firefox does something funky with borders when overflow is not visible. |
|
368 |
if (isGecko && (Y.Dom._getStyle(parentNode, 'overflow') !== 'visible')) { |
|
369 |
xy = Y.Dom._calcBorders(parentNode, xy); |
|
370 |
} |
|
371 |
|
|
372 |
if (scrollTop || scrollLeft) { |
|
373 |
xy[0] -= scrollLeft; |
|
374 |
xy[1] -= scrollTop; |
|
375 |
} |
|
376 |
} |
|
377 |
xy[0] += docScrollLeft; |
|
378 |
xy[1] += docScrollTop; |
|
379 |
|
|
380 |
} else { |
|
381 |
//Fix FIXED position -- add scrollbars |
|
382 |
if (isOpera) { |
|
383 |
xy[0] -= docScrollLeft; |
|
384 |
xy[1] -= docScrollTop; |
|
385 |
} else if (isSafari || isGecko) { |
|
386 |
xy[0] += docScrollLeft; |
|
387 |
xy[1] += docScrollTop; |
|
388 |
} |
|
389 |
} |
|
390 |
//Round the numbers so we get sane data back |
|
391 |
xy[0] = Math.floor(xy[0]); |
|
392 |
xy[1] = Math.floor(xy[1]); |
|
393 |
} else { |
|
394 |
YAHOO.log('getXY failed: element not positionable (either not in a document or not displayed)', 'error', 'Dom'); |
|
395 |
} |
|
396 |
return xy; |
|
397 |
}; |
|
398 |
} |
|
399 |
}(), // NOTE: Executing for loadtime branching |
|
230 | 400 |
|
231 | 401 |
/** |
232 | 402 |
* 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). |
... | ... | |
265 | 435 |
* @param {Boolean} noRetry By default we try and set the position a second time if the first fails |
266 | 436 |
*/ |
267 | 437 |
setXY: function(el, pos, noRetry) { |
268 |
var f = function(el) { |
|
269 |
var style_pos = this.getStyle(el, 'position'); |
|
270 |
if (style_pos == 'static') { // default to relative |
|
271 |
this.setStyle(el, 'position', 'relative'); |
|
272 |
style_pos = 'relative'; |
|
273 |
} |
|
438 |
Y.Dom.batch(el, Y.Dom._setXY, { pos: pos, noRetry: noRetry }); |
|
439 |
}, |
|
274 | 440 |
|
275 |
var pageXY = this.getXY(el); |
|
276 |
if (pageXY === false) { // has to be part of doc to have pageXY |
|
277 |
YAHOO.log('setXY failed: element not available', 'error', 'Dom'); |
|
278 |
return false; |
|
279 |
} |
|
280 |
|
|
281 |
var delta = [ // assuming pixels; if not we will have to retry |
|
282 |
parseInt( this.getStyle(el, 'left'), 10 ), |
|
283 |
parseInt( this.getStyle(el, 'top'), 10 ) |
|
284 |
]; |
|
285 |
|
|
286 |
if ( isNaN(delta[0]) ) {// in case of 'auto' |
|
287 |
delta[0] = (style_pos == 'relative') ? 0 : el.offsetLeft; |
|
288 |
} |
|
289 |
if ( isNaN(delta[1]) ) { // in case of 'auto' |
|
290 |
delta[1] = (style_pos == 'relative') ? 0 : el.offsetTop; |
|
291 |
} |
|
441 |
_setXY: function(node, args) { |
|
442 |
var pos = Y.Dom._getStyle(node, POSITION), |
|
443 |
setStyle = Y.Dom.setStyle, |
|
444 |
xy = args.pos, |
|
445 |
noRetry = args.noRetry, |
|
446 |
|
|
447 |
delta = [ // assuming pixels; if not we will have to retry |
|
448 |
parseInt( Y.Dom.getComputedStyle(node, LEFT), 10 ), |
|
449 |
parseInt( Y.Dom.getComputedStyle(node, TOP), 10 ) |
|
450 |
], |
|
451 |
|
|
452 |
currentXY, |
|
453 |
newXY; |
|
292 | 454 |
|
293 |
if (pos[0] !== null) { el.style.left = pos[0] - pageXY[0] + delta[0] + 'px'; } |
|
294 |
if (pos[1] !== null) { el.style.top = pos[1] - pageXY[1] + delta[1] + 'px'; } |
|
295 |
|
|
296 |
if (!noRetry) { |
|
297 |
var newXY = this.getXY(el); |
|
455 |
if (pos == 'static') { // default to relative |
|
456 |
pos = RELATIVE; |
|
457 |
setStyle(node, POSITION, pos); |
|
458 |
} |
|
298 | 459 |
|
299 |
// if retry is true, try one more time if we miss |
|
300 |
if ( (pos[0] !== null && newXY[0] != pos[0]) || |
|
301 |
(pos[1] !== null && newXY[1] != pos[1]) ) { |
|
302 |
this.setXY(el, pos, true); |
|
303 |
} |
|
304 |
} |
|
305 |
|
|
306 |
YAHOO.log('setXY setting position to ' + pos, 'info', 'Dom'); |
|
307 |
}; |
|
460 |
currentXY = Y.Dom._getXY(node); |
|
461 |
|
|
462 |
if (!xy || currentXY === false) { // has to be part of doc to have xy |
|
463 |
YAHOO.log('xy failed: node not available', 'error', 'Node'); |
|
464 |
return false; |
|
465 |
} |
|
308 | 466 |
|
309 |
Y.Dom.batch(el, f, Y.Dom, true); |
|
467 |
if ( isNaN(delta[0]) ) {// in case of 'auto' |
|
468 |
delta[0] = (pos == RELATIVE) ? 0 : node[OFFSET_LEFT]; |
|
469 |
} |
|
470 |
if ( isNaN(delta[1]) ) { // in case of 'auto' |
|
471 |
delta[1] = (pos == RELATIVE) ? 0 : node[OFFSET_TOP]; |
|
472 |
} |
|
473 |
|
|
474 |
if (xy[0] !== null) { // from setX |
|
475 |
setStyle(node, LEFT, xy[0] - currentXY[0] + delta[0] + 'px'); |
|
476 |
} |
|
477 |
|
|
478 |
if (xy[1] !== null) { // from setY |
|
479 |
setStyle(node, TOP, xy[1] - currentXY[1] + delta[1] + 'px'); |
|
480 |
} |
|
481 |
|
|
482 |
if (!noRetry) { |
|
483 |
newXY = Y.Dom._getXY(node); |
|
484 |
|
|
485 |
// if retry is true, try one more time if we miss |
|
486 |
if ( (xy[0] !== null && newXY[0] != xy[0]) || |
|
487 |
(xy[1] !== null && newXY[1] != xy[1]) ) { |
|
488 |
Y.Dom._setXY(node, { pos: xy, noRetry: true }); |
|
489 |
} |
|
490 |
} |
|
491 |
|
|
492 |
YAHOO.log('setXY setting position to ' + xy, 'info', 'Node'); |
|
310 | 493 |
}, |
311 | 494 |
|
312 | 495 |
/** |
... | ... | |
340 | 523 |
*/ |
341 | 524 |
getRegion: function(el) { |
342 | 525 |
var f = function(el) { |
343 |
if ( (el.parentNode === null || el.offsetParent === null || |
|
344 |
this.getStyle(el, 'display') == 'none') && el != document.body) { |
|
345 |
YAHOO.log('getRegion failed: element not available', 'error', 'Dom'); |
|
346 |
return false; |
|
526 |
var region = false; |
|
527 |
if ( Y.Dom._canPosition(el) ) { |
|
528 |
region = Y.Region.getRegion(el); |
|
529 |
YAHOO.log('getRegion returning ' + region, 'info', 'Dom'); |
|
530 |
} else { |
|
531 |
YAHOO.log('getRegion failed: element not positionable (either not in a document or not displayed)', 'error', 'Dom'); |
|
347 | 532 |
} |
348 | 533 |
|
349 |
var region = Y.Region.getRegion(el); |
|
350 |
YAHOO.log('getRegion returning ' + region, 'info', 'Dom'); |
|
351 | 534 |
return region; |
352 | 535 |
}; |
353 | 536 |
|
... | ... | |
375 | 558 |
}, |
376 | 559 |
|
377 | 560 |
/** |
378 |
* Returns a array of HTMLElements with the given class. |
|
561 |
* Returns an array of HTMLElements with the given class.
|
|
379 | 562 |
* For optimized performance, include a tag and/or root node when possible. |
563 |
* Note: This method operates against a live collection, so modifying the |
|
564 |
* collection in the callback (removing/appending nodes, etc.) will have |
|
565 |
* side effects. Instead you should iterate the returned nodes array, |
|
566 |
* as you would with the native "getElementsByTagName" method. |
|
380 | 567 |
* @method getElementsByClassName |
381 | 568 |
* @param {String} className The class name to match against |
382 | 569 |
* @param {String} tag (optional) The tag name of the elements being collected |
383 |
* @param {String | HTMLElement} root (optional) The HTMLElement or an ID to use as the starting point |
|
570 |
* @param {String | HTMLElement} root (optional) The HTMLElement or an ID to use as the starting point. |
|
571 |
* This element is not included in the className scan. |
|
384 | 572 |
* @param {Function} apply (optional) A function to apply to each element when found |
573 |
* @param {Any} o (optional) An optional arg that is passed to the supplied method |
|
574 |
* @param {Boolean} overrides (optional) Whether or not to override the scope of "method" with "o" |
|
385 | 575 |
* @return {Array} An array of elements that have the given class name |
386 | 576 |
*/ |
387 |
getElementsByClassName: function(className, tag, root, apply) { |
|
577 |
getElementsByClassName: function(className, tag, root, apply, o, overrides) {
|
|
388 | 578 |
tag = tag || '*'; |
389 | 579 |
root = (root) ? Y.Dom.get(root) : null || document; |
390 | 580 |
if (!root) { |
... | ... | |
393 | 583 |
|
394 | 584 |
var nodes = [], |
395 | 585 |
elements = root.getElementsByTagName(tag), |
396 |
re = getClassRegEx(className);
|
|
586 |
hasClass = Y.Dom.hasClass;
|
|
397 | 587 |
|
398 | 588 |
for (var i = 0, len = elements.length; i < len; ++i) { |
399 |
if ( re.test(elements[i].className) ) {
|
|
589 |
if ( hasClass(elements[i], className) ) {
|
|
400 | 590 |
nodes[nodes.length] = elements[i]; |
401 |
if (apply) { |
|
402 |
apply.call(elements[i], elements[i]); |
|
403 |
} |
|
404 | 591 |
} |
405 | 592 |
} |
406 | 593 |
|
594 |
if (apply) { |
|
595 |
Y.Dom.batch(nodes, apply, o, overrides); |
|
596 |
} |
|
597 |
|
|
407 | 598 |
return nodes; |
408 | 599 |
}, |
409 | 600 |
|
... | ... | |
415 | 606 |
* @return {Boolean | Array} A boolean value or array of boolean values |
416 | 607 |
*/ |
417 | 608 |
hasClass: function(el, className) { |
418 |
var re = getClassRegEx(className); |
|
609 |
return Y.Dom.batch(el, Y.Dom._hasClass, className); |
|
610 |
}, |
|
419 | 611 |
|
420 |
var f = function(el) { |
|
421 |
YAHOO.log('hasClass returning ' + re.test(el.className), 'info', 'Dom'); |
|
422 |
return re.test(el.className); |
|
423 |
}; |
|
612 |
_hasClass: function(el, className) { |
|
613 |
var ret = false, |
|
614 |
current; |
|
424 | 615 |
|
425 |
return Y.Dom.batch(el, f, Y.Dom, true); |
|
616 |
if (el && className) { |
|
617 |
current = Y.Dom._getAttribute(el, CLASS_NAME) || EMPTY; |
|
618 |
if (className.exec) { |
|
619 |
ret = className.test(current); |
|
620 |
} else { |
|
621 |
ret = className && (SPACE + current + SPACE). |
|
622 |
indexOf(SPACE + className + SPACE) > -1; |
|
623 |
} |
|
624 |
} else { |
|
625 |
YAHOO.log('hasClass called with invalid arguments', 'warn', 'Dom'); |
|
626 |
} |
|
627 |
|
|
628 |
return ret; |
|
426 | 629 |
}, |
427 | 630 |
|
428 | 631 |
/** |
... | ... | |
433 | 636 |
* @return {Boolean | Array} A pass/fail boolean or array of booleans |
434 | 637 |
*/ |
435 | 638 |
addClass: function(el, className) { |
436 |
var f = function(el) { |
|
437 |
if (this.hasClass(el, className)) { |
|
438 |
return false; // already present |
|
639 |
return Y.Dom.batch(el, Y.Dom._addClass, className); |
|
640 |
}, |
|
641 |
|
|
642 |
_addClass: function(el, className) { |
|
643 |
var ret = false, |
|
644 |
current; |
|
645 |
|
|
646 |
if (el && className) { |
|
647 |
current = Y.Dom._getAttribute(el, CLASS_NAME) || EMPTY; |
|
648 |
if ( !Y.Dom._hasClass(el, className) ) { |
|
649 |
Y.Dom.setAttribute(el, CLASS_NAME, trim(current + SPACE + className)); |
|
650 |
ret = true; |
|
439 | 651 |
} |
440 |
|
|
441 |
YAHOO.log('addClass adding ' + className, 'info', 'Dom'); |
|
442 |
|
|
443 |
el.className = YAHOO.lang.trim([el.className, className].join(' ')); |
|
444 |
return true; |
|
445 |
}; |
|
446 |
|
|
447 |
return Y.Dom.batch(el, f, Y.Dom, true); |
|
652 |
} else { |
|
653 |
YAHOO.log('addClass called with invalid arguments', 'warn', 'Dom'); |
|
654 |
} |
|
655 |
|
|
656 |
return ret; |
|
448 | 657 |
}, |
449 | 658 |
|
450 | 659 |
/** |
... | ... | |
455 | 664 |
* @return {Boolean | Array} A pass/fail boolean or array of booleans |
456 | 665 |
*/ |
457 | 666 |
removeClass: function(el, className) { |
458 |
var re = getClassRegEx(className); |
|
459 |
|
|
460 |
var f = function(el) { |
|
461 |
if (!this.hasClass(el, className)) { |
|
462 |
return false; // not present |
|
463 |
} |
|
667 |
return Y.Dom.batch(el, Y.Dom._removeClass, className); |
|
668 |
}, |
|
669 |
|
|
670 |
_removeClass: function(el, className) { |
|
671 |
var ret = false, |
|
672 |
current, |
|
673 |
newClass, |
|
674 |
attr; |
|
464 | 675 |
|
465 |
YAHOO.log('removeClass removing ' + className, 'info', 'Dom'); |
|
466 |
|
|
467 |
var c = el.className; |
|
468 |
el.className = c.replace(re, ' '); |
|
469 |
if ( this.hasClass(el, className) ) { // in case of multiple adjacent |
|
470 |
this.removeClass(el, className); |
|
676 |
if (el && className) { |
|
677 |
current = Y.Dom._getAttribute(el, CLASS_NAME) || EMPTY; |
|
678 |
Y.Dom.setAttribute(el, CLASS_NAME, current.replace(Y.Dom._getClassRegex(className), EMPTY)); |
|
679 |
|
|
680 |
newClass = Y.Dom._getAttribute(el, CLASS_NAME); |
|
681 |
if (current !== newClass) { // else nothing changed |
|
682 |
Y.Dom.setAttribute(el, CLASS_NAME, trim(newClass)); // trim after comparing to current class |
|
683 |
ret = true; |
|
684 |
|
|
685 |
if (Y.Dom._getAttribute(el, CLASS_NAME) === '') { // remove class attribute if empty |
|
686 |
attr = (el.hasAttribute && el.hasAttribute(_CLASS)) ? _CLASS : CLASS_NAME; |
|
687 |
YAHOO.log('removeClass removing empty class attribute', 'info', 'Dom'); |
|
688 |
el.removeAttribute(attr); |
|
689 |
} |
|
471 | 690 |
} |
472 | 691 |
|
473 |
el.className = YAHOO.lang.trim(el.className); // remove any trailing spaces
|
|
474 |
return true;
|
|
475 |
};
|
|
476 |
|
|
477 |
return Y.Dom.batch(el, f, Y.Dom, true);
|
|
692 |
} else {
|
|
693 |
YAHOO.log('removeClass called with invalid arguments', 'warn', 'Dom');
|
|
694 |
} |
|
695 |
|
|
696 |
return ret;
|
|
478 | 697 |
}, |
479 | 698 |
|
480 | 699 |
/** |
... | ... | |
487 | 706 |
* @return {Boolean | Array} A pass/fail boolean or array of booleans |
488 | 707 |
*/ |
489 | 708 |
replaceClass: function(el, oldClassName, newClassName) { |
490 |
if (!newClassName || oldClassName === newClassName) { // avoid infinite loop |
|
491 |
return false; |
|
492 |
} |
|
493 |
|
|
494 |
var re = getClassRegEx(oldClassName); |
|
709 |
return Y.Dom.batch(el, Y.Dom._replaceClass, { from: oldClassName, to: newClassName }); |
|
710 |
}, |
|
495 | 711 |
|
496 |
var f = function(el) { |
|
497 |
YAHOO.log('replaceClass replacing ' + oldClassName + ' with ' + newClassName, 'info', 'Dom'); |
|
498 |
|
|
499 |
if ( !this.hasClass(el, oldClassName) ) { |
|
500 |
this.addClass(el, newClassName); // just add it if nothing to replace |
|
501 |
return true; // NOTE: return |
|
502 |
} |
|
503 |
|
|
504 |
el.className = el.className.replace(re, ' ' + newClassName + ' '); |
|
712 |
_replaceClass: function(el, classObj) { |
|
713 |
var className, |
|
714 |
from, |
|
715 |
to, |
|
716 |
ret = false, |
|
717 |
current; |
|
505 | 718 |
|
506 |
if ( this.hasClass(el, oldClassName) ) { // in case of multiple adjacent |
|
507 |
this.replaceClass(el, oldClassName, newClassName); |
|
719 |
if (el && classObj) { |
|
720 |
from = classObj.from; |
|
721 |
to = classObj.to; |
|
722 |
|
|
723 |
if (!to) { |
|
724 |
ret = false; |
|
725 |
} else if (!from) { // just add if no "from" |
|
726 |
ret = Y.Dom._addClass(el, classObj.to); |
|
727 |
} else if (from !== to) { // else nothing to replace |
|
728 |
// May need to lead with DBLSPACE? |
|
729 |
current = Y.Dom._getAttribute(el, CLASS_NAME) || EMPTY; |
|
730 |
className = (SPACE + current.replace(Y.Dom._getClassRegex(from), SPACE + to)). |
|
731 |
split(Y.Dom._getClassRegex(to)); |
|
732 |
|
|
733 |
// insert to into what would have been the first occurrence slot |
|
734 |
className.splice(1, 0, SPACE + to); |
|
735 |
Y.Dom.setAttribute(el, CLASS_NAME, trim(className.join(EMPTY))); |
|
736 |
ret = true; |
|
508 | 737 |
} |
738 |
} else { |
|
739 |
YAHOO.log('replaceClass called with invalid arguments', 'warn', 'Dom'); |
|
740 |
} |
|
509 | 741 |
|
510 |
el.className = YAHOO.lang.trim(el.className); // remove any trailing spaces |
|
511 |
return true; |
|
512 |
}; |
|
513 |
|
|
514 |
return Y.Dom.batch(el, f, Y.Dom, true); |
|
742 |
return ret; |
|
515 | 743 |
}, |
516 | 744 |
|
517 | 745 |
/** |
... | ... | |
528 | 756 |
if (el && el.id) { // do not override existing ID |
529 | 757 |
YAHOO.log('generateId returning existing id ' + el.id, 'info', 'Dom'); |
530 | 758 |
return el.id; |
531 |
}
|
|
759 |
} |
|
532 | 760 |
|
533 |
var id = prefix + id_counter++; |
|
761 |
var id = prefix + YAHOO.env._id_counter++;
|
|
534 | 762 |
YAHOO.log('generateId generating ' + id, 'info', 'Dom'); |
535 | 763 |
|
536 | 764 |
if (el) { |
765 |
if (el[OWNER_DOCUMENT] && el[OWNER_DOCUMENT].getElementById(id)) { // in case one already exists |
|
766 |
// use failed id plus prefix to help ensure uniqueness |
|
767 |
return Y.Dom.generateId(el, id + prefix); |
|
768 |
} |
|
537 | 769 |
el.id = id; |
538 | 770 |
} |
539 | 771 |
|
... | ... | |
555 | 787 |
haystack = Y.Dom.get(haystack); |
556 | 788 |
needle = Y.Dom.get(needle); |
557 | 789 |
|
558 |
if (!haystack || !needle) { |
|
559 |
return false; |
|
560 |
} |
|
790 |
var ret = false; |
|
561 | 791 |
|
562 |
if (haystack.contains && needle.nodeType && !isSafari) { // safari contains is broken |
|
563 |
YAHOO.log('isAncestor returning ' + haystack.contains(needle), 'info', 'Dom'); |
|
564 |
return haystack.contains(needle); |
|
792 |
if ( (haystack && needle) && (haystack[NODE_TYPE] && needle[NODE_TYPE]) ) { |
|
793 |
if (haystack.contains && haystack !== needle) { // contains returns true when equal |
|
794 |
ret = haystack.contains(needle); |
|
795 |
} |
|
796 |
else if (haystack.compareDocumentPosition) { // gecko |
|
797 |
ret = !!(haystack.compareDocumentPosition(needle) & 16); |
|
798 |
} |
|
799 |
} else { |
|
800 |
YAHOO.log('isAncestor failed; invalid input: ' + haystack + ',' + needle, 'error', 'Dom'); |
|
565 | 801 |
} |
566 |
else if ( haystack.compareDocumentPosition && needle.nodeType ) { |
|
567 |
YAHOO.log('isAncestor returning ' + !!(haystack.compareDocumentPosition(needle) & 16), 'info', 'Dom'); |
|
568 |
return !!(haystack.compareDocumentPosition(needle) & 16); |
|
569 |
} else if (needle.nodeType) { |
|
570 |
// fallback to crawling up (safari) |
|
571 |
return !!this.getAncestorBy(needle, function(el) { |
|
572 |
return el == haystack; |
|
573 |
}); |
|
574 |
} |
|
575 |
YAHOO.log('isAncestor failed; most likely needle is not an HTMLElement', 'error', 'Dom'); |
|
576 |
return false; |
|
802 |
YAHOO.log('isAncestor(' + haystack + ',' + needle + ' returning ' + ret, 'info', 'Dom'); |
|
803 |
return ret; |
|
577 | 804 |
}, |
578 | 805 |
|
579 | 806 |
/** |
580 | 807 |
* Determines whether an HTMLElement is present in the current document. |
581 | 808 |
* @method inDocument |
582 | 809 |
* @param {String | HTMLElement} el The element to search for |
810 |
* @param {Object} doc An optional document to search, defaults to element's owner document |
|
583 | 811 |
* @return {Boolean} Whether or not the element is present in the current document |
584 | 812 |
*/ |
585 |
inDocument: function(el) { |
|
586 |
return this.isAncestor(document.documentElement, el);
|
|
813 |
inDocument: function(el, doc) {
|
|
814 |
return Y.Dom._inDoc(Y.Dom.get(el), doc);
|
|
587 | 815 |
}, |
816 |
|
|
817 |
_inDoc: function(el, doc) { |
|
818 |
var ret = false; |
|
819 |
if (el && el[TAG_NAME]) { |
|
820 |
doc = doc || el[OWNER_DOCUMENT]; |
|
821 |
ret = Y.Dom.isAncestor(doc[DOCUMENT_ELEMENT], el); |
|
822 |
} else { |
|
823 |
YAHOO.log('inDocument failed: invalid input', 'error', 'Dom'); |
|
824 |
} |
|
825 |
return ret; |
|
826 |
}, |
|
588 | 827 |
|
589 | 828 |
/** |
590 |
* Returns a array of HTMLElements that pass the test applied by supplied boolean method. |
|
829 |
* Returns an array of HTMLElements that pass the test applied by supplied boolean method.
|
|
591 | 830 |
* For optimized performance, include a tag and/or root node when possible. |
831 |
* Note: This method operates against a live collection, so modifying the |
|
832 |
* collection in the callback (removing/appending nodes, etc.) will have |
|
833 |
* side effects. Instead you should iterate the returned nodes array, |
|
834 |
* as you would with the native "getElementsByTagName" method. |
|
592 | 835 |
* @method getElementsBy |
593 | 836 |
* @param {Function} method - A boolean method for testing elements which receives the element as its only argument. |
594 | 837 |
* @param {String} tag (optional) The tag name of the elements being collected |
595 | 838 |
* @param {String | HTMLElement} root (optional) The HTMLElement or an ID to use as the starting point |
596 | 839 |
* @param {Function} apply (optional) A function to apply to each element when found |
840 |
* @param {Any} o (optional) An optional arg that is passed to the supplied method |
|
841 |
* @param {Boolean} overrides (optional) Whether or not to override the scope of "method" with "o" |
|
597 | 842 |
* @return {Array} Array of HTMLElements |
598 | 843 |
*/ |
599 |
getElementsBy: function(method, tag, root, apply) { |
|
844 |
getElementsBy: function(method, tag, root, apply, o, overrides, firstOnly) {
|
|
600 | 845 |
tag = tag || '*'; |
601 | 846 |
root = (root) ? Y.Dom.get(root) : null || document; |
602 | 847 |
|
... | ... | |
609 | 854 |
|
610 | 855 |
for (var i = 0, len = elements.length; i < len; ++i) { |
611 | 856 |
if ( method(elements[i]) ) { |
612 |
nodes[nodes.length] = elements[i]; |
|
613 |
if (apply) { |
|
614 |
apply(elements[i]); |
|
857 |
if (firstOnly) { |
|
858 |
nodes = elements[i]; |
|
859 |
break; |
|
860 |
} else { |
|
861 |
nodes[nodes.length] = elements[i]; |
|
615 | 862 |
} |
616 | 863 |
} |
617 | 864 |
} |
618 | 865 |
|
866 |
if (apply) { |
|
867 |
Y.Dom.batch(nodes, apply, o, overrides); |
|
868 |
} |
|
869 |
|
|
619 | 870 |
YAHOO.log('getElementsBy returning ' + nodes, 'info', 'Dom'); |
620 | 871 |
|
621 | 872 |
return nodes; |
622 | 873 |
}, |
623 | 874 |
|
624 | 875 |
/** |
876 |
* Returns the first HTMLElement that passes the test applied by the supplied boolean method. |
|
877 |
* @method getElementBy |
|
878 |
* @param {Function} method - A boolean method for testing elements which receives the element as its only argument. |
|
879 |
* @param {String} tag (optional) The tag name of the elements being collected |
|
880 |
* @param {String | HTMLElement} root (optional) The HTMLElement or an ID to use as the starting point |
|
881 |
* @return {HTMLElement} |
|
882 |
*/ |
|
883 |
getElementBy: function(method, tag, root) { |
|
884 |
return Y.Dom.getElementsBy(method, tag, root, null, null, null, true); |
|
885 |
}, |
|
886 |
|
|
887 |
/** |
|
625 | 888 |
* Runs the supplied method against each item in the Collection/Array. |
626 | 889 |
* The method is called with the element(s) as the first arg, and the optional param as the second ( method(el, o) ). |
627 | 890 |
* @method batch |
628 | 891 |
* @param {String | HTMLElement | Array} el (optional) An element or array of elements to apply the method to |
629 | 892 |
* @param {Function} method The method to apply to the element(s) |
630 | 893 |
* @param {Any} o (optional) An optional arg that is passed to the supplied method |
631 |
* @param {Boolean} override (optional) Whether or not to override the scope of "method" with "o" |
|
894 |
* @param {Boolean} overrides (optional) Whether or not to override the scope of "method" with "o"
|
|
632 | 895 |
* @return {Any | Array} The return value(s) from the supplied method |
633 | 896 |
*/ |
634 |
batch: function(el, method, o, override) { |
|
635 |
el = (el && (el.tagName || el.item)) ? el : Y.Dom.get(el); // skip get() when possible |
|
897 |
batch: function(el, method, o, overrides) { |
|
898 |
var collection = [], |
|
899 |
scope = (overrides) ? o : window; |
|
900 |
|
|
901 |
el = (el && (el[TAG_NAME] || el.item)) ? el : Y.Dom.get(el); // skip get() when possible |
|
902 |
if (el && method) { |
|
903 |
if (el[TAG_NAME] || el.length === undefined) { // element or not array-like |
|
904 |
return method.call(scope, el, o); |
|
905 |
} |
|
636 | 906 |
|
637 |
if (!el || !method) { |
|
638 |
YAHOO.log('batch failed: invalid arguments', 'error', 'Dom'); |
|
907 |
for (var i = 0; i < el.length; ++i) { |
|
908 |
collection[collection.length] = method.call(scope, el[i], o); |
|
909 |
} |
|
910 |
} else { |
|
911 |
YAHOO.log('batch called with invalid arguments', 'warn', 'Dom'); |
|
639 | 912 |
return false; |
640 | 913 |
} |
641 |
var scope = (override) ? o : window; |
|
642 |
|
|
643 |
if (el.tagName || el.length === undefined) { // element or not array-like |
|
644 |
return method.call(scope, el, o); |
|
645 |
} |
|
646 |
|
|
647 |
var collection = []; |
|
648 |
|
|
649 |
for (var i = 0, len = el.length; i < len; ++i) { |
|
650 |
collection[collection.length] = method.call(scope, el[i], o); |
|
651 |
} |
|
652 |
|
|
653 | 914 |
return collection; |
654 | 915 |
}, |
655 | 916 |
|
... | ... | |
659 | 920 |
* @return {Int} The height of the actual document (which includes the body and its margin). |
660 | 921 |
*/ |
661 | 922 |
getDocumentHeight: function() { |
662 |
var scrollHeight = (document.compatMode != 'CSS1Compat') ? document.body.scrollHeight : document.documentElement.scrollHeight; |
|
923 |
var scrollHeight = (document[COMPAT_MODE] != CSS1_COMPAT || isSafari) ? document.body.scrollHeight : documentElement.scrollHeight, |
|
924 |
h = Math.max(scrollHeight, Y.Dom.getViewportHeight()); |
|
663 | 925 |
|
664 |
var h = Math.max(scrollHeight, Y.Dom.getViewportHeight()); |
|
665 | 926 |
YAHOO.log('getDocumentHeight returning ' + h, 'info', 'Dom'); |
666 | 927 |
return h; |
667 | 928 |
}, |
... | ... | |
672 | 933 |
* @return {Int} The width of the actual document (which includes the body and its margin). |
673 | 934 |
*/ |
674 | 935 |
getDocumentWidth: function() { |
675 |
var scrollWidth = (document.compatMode != 'CSS1Compat') ? document.body.scrollWidth : document.documentElement.scrollWidth;
|
|
676 |
var w = Math.max(scrollWidth, Y.Dom.getViewportWidth());
|
|
936 |
var scrollWidth = (document[COMPAT_MODE] != CSS1_COMPAT || isSafari) ? document.body.scrollWidth : documentElement.scrollWidth,
|
|
937 |
w = Math.max(scrollWidth, Y.Dom.getViewportWidth());
|
|
677 | 938 |
YAHOO.log('getDocumentWidth returning ' + w, 'info', 'Dom'); |
678 | 939 |
return w; |
679 | 940 |
}, |
... | ... | |
684 | 945 |
* @return {Int} The height of the viewable area of the page (excludes scrollbars). |
685 | 946 |
*/ |
686 | 947 |
getViewportHeight: function() { |
687 |
var height = self.innerHeight; // Safari, Opera
|
|
688 |
var mode = document.compatMode;
|
|
948 |
var height = self.innerHeight, // Safari, Opera
|
|
949 |
mode = document[COMPAT_MODE];
|
|
689 | 950 |
|
690 | 951 |
if ( (mode || isIE) && !isOpera ) { // IE, Gecko |
691 |
height = (mode == 'CSS1Compat') ?
|
|
692 |
document.documentElement.clientHeight : // Standards
|
|
952 |
height = (mode == CSS1_COMPAT) ?
|
|
953 |
documentElement.clientHeight : // Standards |
|
693 | 954 |
document.body.clientHeight; // Quirks |
694 | 955 |
} |
695 | 956 |
|
... | ... | |
704 | 965 |
*/ |
705 | 966 |
|
706 | 967 |
getViewportWidth: function() { |
707 |
var width = self.innerWidth; // Safari
|
|
708 |
var mode = document.compatMode;
|
|
968 |
var width = self.innerWidth, // Safari
|
|
969 |
mode = document[COMPAT_MODE];
|
|
709 | 970 |
|
710 | 971 |
if (mode || isIE) { // IE, Gecko, Opera |
711 |
width = (mode == 'CSS1Compat') ?
|
|
712 |
document.documentElement.clientWidth : // Standards
|
|
972 |
width = (mode == CSS1_COMPAT) ?
|
|
973 |
documentElement.clientWidth : // Standards |
|
713 | 974 |
document.body.clientWidth; // Quirks |
714 | 975 |
} |
715 | 976 |
YAHOO.log('getViewportWidth returning ' + width, 'info', 'Dom'); |
... | ... | |
725 | 986 |
* @return {Object} HTMLElement or null if not found |
726 | 987 |
*/ |
727 | 988 |
getAncestorBy: function(node, method) { |
728 |
while (node = node.parentNode) { // NOTE: assignment
|
|
729 |
if ( testElement(node, method) ) { |
|
989 |
while ( (node = node[PARENT_NODE]) ) { // NOTE: assignment
|
|
990 |
if ( Y.Dom._testElement(node, method) ) {
|
|
730 | 991 |
YAHOO.log('getAncestorBy returning ' + node, 'info', 'Dom'); |
731 | 992 |
return node; |
732 | 993 |
} |
... | ... | |
767 | 1028 |
return null; |
768 | 1029 |
} |
769 | 1030 |
var method = function(el) { |
770 |
return el.tagName && el.tagName.toUpperCase() == tagName.toUpperCase();
|
|
1031 |
return el[TAG_NAME] && el[TAG_NAME].toUpperCase() == tagName.toUpperCase();
|
|
771 | 1032 |
}; |
772 | 1033 |
|
773 | 1034 |
return Y.Dom.getAncestorBy(node, method); |
... | ... | |
786 | 1047 |
getPreviousSiblingBy: function(node, method) { |
787 | 1048 |
while (node) { |
788 | 1049 |
node = node.previousSibling; |
789 |
if ( testElement(node, method) ) { |
|
1050 |
if ( Y.Dom._testElement(node, method) ) {
|
|
790 | 1051 |
return node; |
791 | 1052 |
} |
792 | 1053 |
} |
... | ... | |
822 | 1083 |
getNextSiblingBy: function(node, method) { |
823 | 1084 |
while (node) { |
824 | 1085 |
node = node.nextSibling; |
825 |
if ( testElement(node, method) ) { |
|
1086 |
if ( Y.Dom._testElement(node, method) ) {
|
|
826 | 1087 |
return node; |
827 | 1088 |
} |
828 | 1089 |
} |
... | ... | |
854 | 1115 |
* @return {Object} HTMLElement or null if not found |
855 | 1116 |
*/ |
856 | 1117 |
getFirstChildBy: function(node, method) { |
857 |
var child = ( testElement(node.firstChild, method) ) ? node.firstChild : null; |
|
1118 |
var child = ( Y.Dom._testElement(node.firstChild, method) ) ? node.firstChild : null;
|
|
858 | 1119 |
return child || Y.Dom.getNextSiblingBy(node.firstChild, method); |
859 | 1120 |
}, |
860 | 1121 |
|
... | ... | |
886 | 1147 |
YAHOO.log('getLastChild failed: invalid node argument', 'error', 'Dom'); |
887 | 1148 |
return null; |
888 | 1149 |
} |
889 |
var child = ( testElement(node.lastChild, method) ) ? node.lastChild : null; |
|
1150 |
var child = ( Y.Dom._testElement(node.lastChild, method) ) ? node.lastChild : null;
|
|
890 | 1151 |
return child || Y.Dom.getPreviousSiblingBy(node.lastChild, method); |
891 | 1152 |
}, |
892 | 1153 |
|
... | ... | |
910 | 1171 |
* @return {Array} A static array of HTMLElements |
911 | 1172 |
*/ |
912 | 1173 |
getChildrenBy: function(node, method) { |
913 |
var child = Y.Dom.getFirstChildBy(node, method);
|
|
914 |
var children = child ? [child] : [];
|
|
1174 |
var child = Y.Dom.getFirstChildBy(node, method),
|
|
1175 |
children = child ? [child] : [];
|
|
915 | 1176 |
|
916 | 1177 |
Y.Dom.getNextSiblingBy(child, function(node) { |
917 | 1178 |
if ( !method || method(node) ) { |
... | ... | |
937 | 1198 |
|
938 | 1199 |
return Y.Dom.getChildrenBy(node); |
939 | 1200 |
}, |
940 |
|
|
1201 |
|
|
941 | 1202 |
/** |
942 | 1203 |
* Returns the left scroll value of the document |
943 | 1204 |
* @method getDocumentScrollLeft |
... | ... | |
946 | 1207 |
*/ |
947 | 1208 |
getDocumentScrollLeft: function(doc) { |
948 | 1209 |
doc = doc || document; |
949 |
return Math.max(doc.documentElement.scrollLeft, doc.body.scrollLeft);
|
|
1210 |
return Math.max(doc[DOCUMENT_ELEMENT].scrollLeft, doc.body.scrollLeft);
|
|
950 | 1211 |
}, |
951 | 1212 |
|
952 | 1213 |
/** |
... | ... | |
957 | 1218 |
*/ |
958 | 1219 |
getDocumentScrollTop: function(doc) { |
959 | 1220 |
doc = doc || document; |
960 |
return Math.max(doc.documentElement.scrollTop, doc.body.scrollTop);
|
|
1221 |
return Math.max(doc[DOCUMENT_ELEMENT].scrollTop, doc.body.scrollTop);
|
|
961 | 1222 |
}, |
962 | 1223 |
|
963 | 1224 |
/** |
... | ... | |
971 | 1232 |
newNode = Y.Dom.get(newNode); |
972 | 1233 |
referenceNode = Y.Dom.get(referenceNode); |
973 | 1234 |
|
974 |
if (!newNode || !referenceNode || !referenceNode.parentNode) {
|
|
1235 |
if (!newNode || !referenceNode || !referenceNode[PARENT_NODE]) {
|
|
975 | 1236 |
YAHOO.log('insertAfter failed: missing or invalid arg(s)', 'error', 'Dom'); |
976 | 1237 |
return null; |
977 | 1238 |
} |
978 | 1239 |
|
979 |
return referenceNode.parentNode.insertBefore(newNode, referenceNode);
|
|
1240 |
return referenceNode[PARENT_NODE].insertBefore(newNode, referenceNode);
|
|
980 | 1241 |
}, |
981 | 1242 |
|
982 | 1243 |
/** |
... | ... | |
990 | 1251 |
newNode = Y.Dom.get(newNode); |
991 | 1252 |
referenceNode = Y.Dom.get(referenceNode); |
992 | 1253 |
|
993 |
if (!newNode || !referenceNode || !referenceNode.parentNode) {
|
|
1254 |
if (!newNode || !referenceNode || !referenceNode[PARENT_NODE]) {
|
|
994 | 1255 |
YAHOO.log('insertAfter failed: missing or invalid arg(s)', 'error', 'Dom'); |
995 | 1256 |
return null; |
996 | 1257 |
} |
997 | 1258 |
|
998 | 1259 |
if (referenceNode.nextSibling) { |
999 |
return referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
|
|
1260 |
return referenceNode[PARENT_NODE].insertBefore(newNode, referenceNode.nextSibling);
|
|
1000 | 1261 |
} else { |
1001 |
return referenceNode.parentNode.appendChild(newNode);
|
|
1262 |
return referenceNode[PARENT_NODE].appendChild(newNode);
|
|
1002 | 1263 |
} |
1003 | 1264 |
}, |
1004 | 1265 |
|
... | ... | |
1014 | 1275 |
b = Y.Dom.getViewportHeight() + t; |
1015 | 1276 |
|
1016 | 1277 |
return new Y.Region(t, r, b, l); |
1017 |
} |
|
1018 |
}; |
|
1019 |
|
|
1020 |
var getXY = function() { |
|
1021 |
if (document.documentElement.getBoundingClientRect) { // IE |
|
1022 |
return function(el) { |
|
1023 |
var box = el.getBoundingClientRect(); |
|
1278 |
}, |
|
1024 | 1279 |
|
1025 |
var rootNode = el.ownerDocument; |
|
1026 |
return [box.left + Y.Dom.getDocumentScrollLeft(rootNode), box.top + |
|
1027 |
Y.Dom.getDocumentScrollTop(rootNode)]; |
|
1028 |
}; |
|
1029 |
} else { |
|
1030 |
return function(el) { // manually calculate by crawling up offsetParents |
|
1031 |
var pos = [el.offsetLeft, el.offsetTop]; |
|
1032 |
var parentNode = el.offsetParent; |
|
1280 |
/** |
|
1281 |
* Provides a normalized attribute interface. |
|
1282 |
* @method setAttribute |
|
1283 |
* @param {String | HTMLElement} el The target element for the attribute. |
|
1284 |
* @param {String} attr The attribute to set. |
|
1285 |
* @param {String} val The value of the attribute. |
|
1286 |
*/ |
|
1287 |
setAttribute: function(el, attr, val) { |
|
1288 |
Y.Dom.batch(el, Y.Dom._setAttribute, { attr: attr, val: val }); |
|
1289 |
}, |
|
1033 | 1290 |
|
1034 |
// safari: subtract body offsets if el is abs (or any offsetParent), unless body is offsetParent |
|
1035 |
var accountForBody = (isSafari && |
|
1036 |
Y.Dom.getStyle(el, 'position') == 'absolute' && |
|
1037 |
el.offsetParent == el.ownerDocument.body); |
|
1291 |
_setAttribute: function(el, args) { |
|
1292 |
var attr = Y.Dom._toCamel(args.attr), |
|
1293 |
val = args.val; |
|
1038 | 1294 |
|
1039 |
if (parentNode != el) { |
|
1040 |
while (parentNode) { |
|
1041 |
pos[0] += parentNode.offsetLeft; |
|
1042 |
pos[1] += parentNode.offsetTop; |
|
1043 |
if (!accountForBody && isSafari && |
|
1044 |
Y.Dom.getStyle(parentNode,'position') == 'absolute' ) { |
|
1045 |
accountForBody = true; |
|
1046 |
} |
|
1047 |
parentNode = parentNode.offsetParent; |
|
1048 |
} |
|
1295 |
if (el && el.setAttribute) { |
|
1296 |
if (Y.Dom.DOT_ATTRIBUTES[attr]) { |
|
1297 |
el[attr] = val; |
|
1298 |
} else { |
|
1299 |
attr = Y.Dom.CUSTOM_ATTRIBUTES[attr] || attr; |
|
1300 |
el.setAttribute(attr, val); |
|
1049 | 1301 |
} |
1302 |
} else { |
|
1303 |
YAHOO.log('setAttribute method not available for ' + el, 'error', 'Dom'); |
|
1304 |
} |
|
1305 |
}, |
|
1050 | 1306 |
|
1051 |
if (accountForBody) { //safari doubles in this case |
|
1052 |
pos[0] -= el.ownerDocument.body.offsetLeft; |
|
1053 |
pos[1] -= el.ownerDocument.body.offsetTop; |
|
1054 |
} |
|
1055 |
parentNode = el.parentNode; |
|
1307 |
/** |
|
1308 |
* Provides a normalized attribute interface. |
|
1309 |
* @method getAttribute |
|
1310 |
* @param {String | HTMLElement} el The target element for the attribute. |
|
1311 |
* @param {String} attr The attribute to get. |
|
1312 |
* @return {String} The current value of the attribute. |
|
1313 |
*/ |
|
1314 |
getAttribute: function(el, attr) { |
|
1315 |
return Y.Dom.batch(el, Y.Dom._getAttribute, attr); |
|
1316 |
}, |
|
1056 | 1317 |
|
1057 |
// account for any scrolled ancestors |
|
1058 |
while ( parentNode.tagName && !patterns.ROOT_TAG.test(parentNode.tagName) ) |
|
1059 |
{ |
|
1060 |
// work around opera inline/table scrollLeft/Top bug |
|
1061 |
if (Y.Dom.getStyle(parentNode, 'display').search(/^inline|table-row.*$/i)) { |
|
1062 |
pos[0] -= parentNode.scrollLeft; |
|
1063 |
pos[1] -= parentNode.scrollTop; |
|
1318 |
|
|
1319 |
_getAttribute: function(el, attr) { |
|
1320 |
var val; |
|
1321 |
attr = Y.Dom.CUSTOM_ATTRIBUTES[attr] || attr; |
|
1322 |
|
|
1323 |
if (el && el.getAttribute) { |
|
1324 |
val = el.getAttribute(attr, 2); |
|
1325 |
} else { |
|
1326 |
YAHOO.log('getAttribute method not available for ' + el, 'error', 'Dom'); |
|
1327 |
} |
|
1328 |
|
|
1329 |
return val; |
|
1330 |
}, |
|
1331 |
|
|
1332 |
_toCamel: function(property) { |
|
1333 |
var c = propertyCache; |
|
1334 |
|
|
1335 |
function tU(x,l) { |
|
1336 |
return l.toUpperCase(); |
|
1337 |
} |
|
1338 |
|
|
1339 |
return c[property] || (c[property] = property.indexOf('-') === -1 ? |
|
1340 |
property : |
|
1341 |
property.replace( /-([a-z])/gi, tU )); |
|
1342 |
}, |
|
1343 |
|
|
1344 |
_getClassRegex: function(className) { |
|
1345 |
var re; |
|
1346 |
if (className !== undefined) { // allow empty string to pass |
|
1347 |
if (className.exec) { // already a RegExp |
|
1348 |
re = className; |
|
1349 |
} else { |
|
1350 |
re = reCache[className]; |
|
1351 |
if (!re) { |
|
1352 |
// escape special chars (".", "[", etc.) |
|
1353 |
className = className.replace(Y.Dom._patterns.CLASS_RE_TOKENS, '\\$1'); |
|
1354 |
re = reCache[className] = new RegExp(C_START + className + C_END, G); |
|
1064 | 1355 |
} |
1065 |
|
|
1066 |
parentNode = parentNode.parentNode; |
|
1067 | 1356 |
} |
1357 |
} |
|
1358 |
return re; |
|
1359 |
}, |
|
1068 | 1360 |
|
1069 |
return pos; |
|
1070 |
}; |
|
1361 |
_patterns: { |
|
1362 |
ROOT_TAG: /^body|html$/i, // body for quirks mode, html for standards, |
|
1363 |
CLASS_RE_TOKENS: /([\.\(\)\^\$\*\+\?\|\[\]\{\}\\])/g |
|
1364 |
}, |
|
1365 |
|
|
1366 |
|
|
1367 |
_testElement: function(node, method) { |
|
1368 |
return node && node[NODE_TYPE] == 1 && ( !method || method(node) ); |
|
1369 |
}, |
|
1370 |
|
|
1371 |
_calcBorders: function(node, xy2) { |
|
1372 |
var t = parseInt(Y.Dom[GET_COMPUTED_STYLE](node, BORDER_TOP_WIDTH), 10) || 0, |
|
1373 |
l = parseInt(Y.Dom[GET_COMPUTED_STYLE](node, BORDER_LEFT_WIDTH), 10) || 0; |
|
1374 |
if (isGecko) { |
|
1375 |
if (RE_TABLE.test(node[TAG_NAME])) { |
|
1376 |
t = 0; |
|
1377 |
l = 0; |
|
1378 |
} |
|
1379 |
} |
|
1380 |
xy2[0] += l; |
|
1381 |
xy2[1] += t; |
|
1382 |
return xy2; |
|
1071 | 1383 |
} |
1072 |
}() // NOTE: Executing for loadtime branching |
|
1384 |
}; |
|
1385 |
|
|
1386 |
var _getComputedStyle = Y.Dom[GET_COMPUTED_STYLE]; |
|
1387 |
// fix opera computedStyle default color unit (convert to rgb) |
|
1388 |
if (UA.opera) { |
|
1389 |
Y.Dom[GET_COMPUTED_STYLE] = function(node, att) { |
|
1390 |
var val = _getComputedStyle(node, att); |
|
1391 |
if (RE_COLOR.test(att)) { |
|
1392 |
val = Y.Dom.Color.toRGB(val); |
|
1393 |
} |
|
1394 |
|
|
1395 |
return val; |
|
1396 |
}; |
|
1397 |
|
|
1398 |
} |
|
1399 |
|
|
1400 |
// safari converts transparent to rgba(), others use "transparent" |
|
1401 |
if (UA.webkit) { |
|
1402 |
Y.Dom[GET_COMPUTED_STYLE] = function(node, att) { |
|
1403 |
var val = _getComputedStyle(node, att); |
|
1404 |
|
|
1405 |
if (val === 'rgba(0, 0, 0, 0)') { |
|
1406 |
val = 'transparent'; |
|
1407 |
} |
|
1408 |
|
|
1409 |
return val; |
|
1410 |
}; |
|
1411 |
|
|
1412 |
} |
|
1413 |
|
|
1414 |
if (UA.ie && UA.ie >= 8 && document.documentElement.hasAttribute) { // IE 8 standards |
|
1415 |
Y.Dom.DOT_ATTRIBUTES.type = true; // IE 8 errors on input.setAttribute('type') |
|
1416 |
} |
|
1073 | 1417 |
})(); |
1074 | 1418 |
/** |
1075 | 1419 |
* A region is a representation of an object on a grid. It is defined |
... | ... | |
1093 | 1437 |
this.top = t; |
1094 | 1438 |
|
1095 | 1439 |
/** |
1440 |
* The region's top extent |
|
1441 |
* @property y |
Also available in: Unified diff
updated YUI 2.4.1 to 2.8.0r4