Mercurial > hg > soundsoftware-site
comparison .svn/pristine/53/539f4d98713d0fa4ed6fd83111963b94c1350c7c.svn-base @ 909:cbb26bc654de redmine-1.3
Update to Redmine 1.3-stable branch (Redmine SVN rev 8964)
author | Chris Cannam |
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date | Fri, 24 Feb 2012 19:09:32 +0000 |
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908:c6c2cbd0afee | 909:cbb26bc654de |
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1 <attach event="ondocumentready" handler="parseStylesheets" /> | |
2 <script> | |
3 /** | |
4 * Whatever:hover - V1.42.060206 - hover & active | |
5 * ------------------------------------------------------------ | |
6 * (c) 2005 - Peter Nederlof | |
7 * Peterned - http://www.xs4all.nl/~peterned/ | |
8 * License - http://creativecommons.org/licenses/LGPL/2.1/ | |
9 * | |
10 * Whatever:hover is free software; you can redistribute it and/or | |
11 * modify it under the terms of the GNU Lesser General Public | |
12 * License as published by the Free Software Foundation; either | |
13 * version 2.1 of the License, or (at your option) any later version. | |
14 * | |
15 * Whatever:hover is distributed in the hope that it will be useful, | |
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 * Lesser General Public License for more details. | |
19 * | |
20 * Credits and thanks to: | |
21 * Arnoud Berendsen, Martin Reurings, Robert Hanson | |
22 * | |
23 * howto: body { behavior:url("csshover.htc"); } | |
24 * ------------------------------------------------------------ | |
25 */ | |
26 | |
27 var csshoverReg = /(^|\s)(([^a]([^ ]+)?)|(a([^#.][^ ]+)+)):(hover|active)/i, | |
28 currentSheet, doc = window.document, hoverEvents = [], activators = { | |
29 onhover:{on:'onmouseover', off:'onmouseout'}, | |
30 onactive:{on:'onmousedown', off:'onmouseup'} | |
31 } | |
32 | |
33 function parseStylesheets() { | |
34 if(!/MSIE (5|6)/.test(navigator.userAgent)) return; | |
35 window.attachEvent('onunload', unhookHoverEvents); | |
36 var sheets = doc.styleSheets, l = sheets.length; | |
37 for(var i=0; i<l; i++) | |
38 parseStylesheet(sheets[i]); | |
39 } | |
40 function parseStylesheet(sheet) { | |
41 if(sheet.imports) { | |
42 try { | |
43 var imports = sheet.imports, l = imports.length; | |
44 for(var i=0; i<l; i++) parseStylesheet(sheet.imports[i]); | |
45 } catch(securityException){} | |
46 } | |
47 | |
48 try { | |
49 var rules = (currentSheet = sheet).rules, l = rules.length; | |
50 for(var j=0; j<l; j++) parseCSSRule(rules[j]); | |
51 } catch(securityException){} | |
52 } | |
53 | |
54 function parseCSSRule(rule) { | |
55 var select = rule.selectorText, style = rule.style.cssText; | |
56 if(!csshoverReg.test(select) || !style) return; | |
57 | |
58 var pseudo = select.replace(/[^:]+:([a-z-]+).*/i, 'on$1'); | |
59 var newSelect = select.replace(/(\.([a-z0-9_-]+):[a-z]+)|(:[a-z]+)/gi, '.$2' + pseudo); | |
60 var className = (/\.([a-z0-9_-]*on(hover|active))/i).exec(newSelect)[1]; | |
61 var affected = select.replace(/:(hover|active).*$/, ''); | |
62 var elements = getElementsBySelect(affected); | |
63 if(elements.length == 0) return; | |
64 | |
65 currentSheet.addRule(newSelect, style); | |
66 for(var i=0; i<elements.length; i++) | |
67 new HoverElement(elements[i], className, activators[pseudo]); | |
68 } | |
69 | |
70 function HoverElement(node, className, events) { | |
71 if(!node.hovers) node.hovers = {}; | |
72 if(node.hovers[className]) return; | |
73 node.hovers[className] = true; | |
74 hookHoverEvent(node, events.on, function() { node.className += ' ' + className; }); | |
75 hookHoverEvent(node, events.off, function() { node.className = node.className.replace(new RegExp('\\s+'+className, 'g'),''); }); | |
76 } | |
77 function hookHoverEvent(node, type, handler) { | |
78 node.attachEvent(type, handler); | |
79 hoverEvents[hoverEvents.length] = { | |
80 node:node, type:type, handler:handler | |
81 }; | |
82 } | |
83 | |
84 function unhookHoverEvents() { | |
85 for(var e,i=0; i<hoverEvents.length; i++) { | |
86 e = hoverEvents[i]; | |
87 e.node.detachEvent(e.type, e.handler); | |
88 } | |
89 } | |
90 | |
91 function getElementsBySelect(rule) { | |
92 var parts, nodes = [doc]; | |
93 parts = rule.split(' '); | |
94 for(var i=0; i<parts.length; i++) { | |
95 nodes = getSelectedNodes(parts[i], nodes); | |
96 } return nodes; | |
97 } | |
98 function getSelectedNodes(select, elements) { | |
99 var result, node, nodes = []; | |
100 var identify = (/\#([a-z0-9_-]+)/i).exec(select); | |
101 if(identify) { | |
102 var element = doc.getElementById(identify[1]); | |
103 return element? [element]:nodes; | |
104 } | |
105 | |
106 var classname = (/\.([a-z0-9_-]+)/i).exec(select); | |
107 var tagName = select.replace(/(\.|\#|\:)[a-z0-9_-]+/i, ''); | |
108 var classReg = classname? new RegExp('\\b' + classname[1] + '\\b'):false; | |
109 for(var i=0; i<elements.length; i++) { | |
110 result = tagName? elements[i].all.tags(tagName):elements[i].all; | |
111 for(var j=0; j<result.length; j++) { | |
112 node = result[j]; | |
113 if(classReg && !classReg.test(node.className)) continue; | |
114 nodes[nodes.length] = node; | |
115 } | |
116 } | |
117 | |
118 return nodes; | |
119 } | |
120 | |
121 window.parseStylesheets = parseStylesheets; | |
122 </script> |