https://www.candle-night.org/libs/jquery/exresize/0.1.0.js

1/*
2 * 	exResize 0.1.0 - jQuery plugin
3 *	written by Cyokodog	
4 *
5 *	Copyright (c) 2010 Cyokodog (http://d.hatena.ne.jp/cyokodog/)
6 *	Dual licensed under the MIT (MIT-LICENSE.txt)
7 *	and GPL (GPL-LICENSE.txt) licenses.
8 *
9 *	Built for jQuery library
10 *	http://jquery.com
11 *
12 */
13(function($){
14	var API = function(api){
15		var api = $(api),api0 = api[0];
16		for(var name in api0)
17			(function(name){
18				if($.isFunction( api0[name] ))
19					api[ name ] = (/^get[^a-z]/.test(name)) ?
20						function(){
21							return api0[name].apply(api0,arguments);
22						} : 
23						function(){
24							var arg = arguments;
25							api.each(function(idx){
26								var apix = api[idx];
27								apix[name].apply(apix,arg);
28							})
29							return api;
30						}
31			})(name);
32		return api;
33	}
34
35	$.ex = $.ex || {};
36	$.ex.resize = function(idx , targets , option){
37		if ($.isFunction(option)) {
38			option = {callback : option};
39		}
40		var o = this,
41		c = o.config = $.extend({} , $.ex.resize.defaults , option);
42		c.targets = targets;
43		c.target = c.watchTarget = c.targets.eq(idx);
44		c.index = idx;
45		c.oldBrowser = $.browser.msie && ($.browser.version < 8.0 || !$.boxModel);
46		c.key = { height : '', width : ''};
47		if (c.contentsWatch) {
48			o._createContentsWrapper();
49		}
50		c.currentSize = c.newSize = o.getSize();
51		if (c.resizeWatch) o._resizeWatch();
52	}
53	$.extend($.ex.resize.prototype, {
54		_createContentsWrapper : function(){
55			var o = this, c = o.config;
56			var style = c.oldBrowser ? 'zoom:1;display:inline' : 'display:inline-block';
57			c.watchTarget = c.target.wrapInner('<div style="' + style + ';width:' + c.target.css('width') + '"/>').children();
58			return o;
59		},
60		_resizeWatch : function(){
61			var o = this, c = o.config;
62			setTimeout(function(){
63				if (c.contentsWatch) {
64					if (c.watchTarget.prev().size() > 0 || c.watchTarget.next().size() > 0 || c.watchTarget.parent().get(0) != c.target.get(0)) {
65						c.watchTarget.replaceWith(c.watchTarget.get(0).childNodes);
66						o._createContentsWrapper();
67					}
68				}
69				if (o._isResize()) {
70					c.currentSize = c.newSize;
71					c.callback.call(c.watchTarget.get(0),o);
72				}
73				o._resizeWatch();
74			},c.resizeWatch);
75		},
76		_isResize : function () {
77			var o = this, c = o.config;
78			var ret = false;

79			c.newSize = o.getSize();
80			for (var i in c.key) {
81				ret = ret || (c.newSize[i] != c.currentSize[i]);
82			}
83			return ret;
84		},
85		getTargets : function(){
86			return this.config.targets;
87		},
88		getTarget : function(){
89			return this.config.target;
90		},
91		getSize : function () {
92			var o = this, c = o.config;
93			if (c.contentsWatch) c.watchTarget.css('width','auto');
94			var ret = {};
95			for (var i in c.key) {
96				ret[i] = c.watchTarget[i]();
97			}
98			if (c.contentsWatch) c.watchTarget.css('width',c.target.css('width'));
99			return ret;
100		}
101	});
102	$.ex.resize.defaults = {
103		contentsWatch : false,
104		resizeWatch : 100,
105		callback : function(){}
106	}
107	$.fn.exResize = function(option){
108		var targets = this,api = [];
109		targets.each(function(idx) {
110			var target = targets.eq(idx);
111			var obj = target.data('ex-resize') || new $.ex.resize( idx , targets , option);
112			api.push(obj);
113			target.data('ex-resize',obj);
114		});
115		return option && option.api ? API(api) : targets;
116	}
117})(jQuery);