source: branches/rsr.v5.1.dev/web/punbb/v.5/out/dist/js/iepngfix.htc @ 1

Last change on this file since 1 was 1, checked in by dj3c1t, 8 years ago

import initial

  • Property svn:executable set to *
File size: 3.2 KB
Line 
1<public:component>
2<public:attach event="onpropertychange" onevent="iePNGFix(0)" />
3
4<script type="text/javascript">
5
6// IE5.5+ PNG Alpha Fix v1.0
7// (c) 2004-2008 Angus Turnbull http://www.twinhelix.com
8
9// This is licensed under the GNU LGPL, version 2.1 or later.
10// For details, see: http://creativecommons.org/licenses/LGPL/2.1/
11
12
13// This must be a path to a blank image, relative to the HTML document(s).
14// In production use I suggest '/images/blank.gif' or similar. That's all!
15if (typeof blankImg == 'undefined') var blankImg = 'v.5/out/dist/images/blank.gif';
16
17
18
19function filt(s, b)
20{
21 var f = 'DXImageTransform.Microsoft.AlphaImageLoader';
22 var sM = (currentStyle.backgroundRepeat == 'no-repeat') ? 'crop' : 'scale';
23 s = (s || '').replace(/\(/g, '%28').replace(/\)/g, '%29');
24
25 if (s && !(/IMG|INPUT/.test(nodeName) && !b) &&
26  currentStyle.width == 'auto' && currentStyle.height == 'auto')
27 {
28  style.width = offsetWidth + 'px';
29  style.height = clientHeight + 'px';
30  if (currentStyle.display == 'inline') style.display = 'inline-block';
31 }
32
33 if (filters[f])
34 {
35  filters[f].enabled = s ? true : false;
36  if (s) with (filters[f]) { src = s }
37 }
38 else if (s) style.filter = 'progid:'+f+'(src="'+s+'",sizingMethod="' + sM + '")';
39}
40
41function iePNGFix(init)
42{
43 if (!/MSIE (5\.5|6)/.test(navigator.userAgent) || typeof filters == 'unknown') return;
44 var evt = init ? { propertyName: 'src,background' } : event;
45 var isSrc = /src/.test(evt.propertyName);
46 var isBg = /background/.test(evt.propertyName);
47 var isClass = !init &&
48  ((this.className != this._png_class) && (this.className || this._png_class));
49 if (!(isSrc || isBg || isClass)) return;
50 this._png_class = this.className;
51 var blank = blankImg.match(/([^\/]+)$/)[1];
52
53 // Required for Whatever:hover support - erase any set BG if className changes.
54 if (isClass && ((style.backgroundImage.indexOf('url(') == -1) ||
55     (style.backgroundImage.indexOf(blank) > -1)))
56 {
57  setTimeout(function() { this.style.backgroundImage = '' }, 0);
58  return;
59 }
60
61 if (isSrc && this.src && /IMG|INPUT/.test(nodeName))
62 {
63  if ((/\.png/i).test(src))
64  {
65   filt(src, 1);
66   src = blankImg;
67  }
68  else if (src.indexOf(blank) == -1) filt();
69 }
70
71 var bgSrc = currentStyle.backgroundImage || style.backgroundImage;
72 if ((bgSrc + this.src).indexOf(blank) == -1)
73 {
74  var bgPNG = bgSrc.match(/^url[("']+(.*\.png[^\)"']*)[\)"']+[^\)]*$/i);
75
76  if (bgPNG)
77  {
78   style.backgroundImage = 'url("' + blankImg + '")';
79   filt(bgPNG[1], 0);
80   // Unclickable elements inside PNG backgrounds.
81   var tags = ['a', 'input', 'select', 'textarea', 'iframe', 'object'],
82    t = tags.length, tFix = [];
83   while (t--)
84   {
85    var elms = all.tags(tags[t]), e = elms.length;
86    while (e--) tFix.push(elms[e]);
87   }
88   var t = tFix.length;
89   if (t && (/relative|absolute/i).test(currentStyle.position))
90    alert('IEPNGFix: Children of positioned element are unclickable:\n\n<' +
91     nodeName + (id && ' id=' + id) + '>');
92    while (t--)
93     if (!(/relative|absolute/i).test(tFix[t].currentStyle.position))
94      tFix[t].style.position = 'relative';
95  }
96  else filt();
97 }
98}
99
100iePNGFix(1);
101
102</script>
103</public:component>
Note: See TracBrowser for help on using the repository browser.