Fixed a compatability issue with jQuery versions before 1.9 introduce…

…d in the previous update (Fixes jackmoore#82)

autosize.jquery.json

@@ -7,7 +7,7 @@
 		"textarea",
 		"ui"
 	],
-	"version": "1.16.16",
+	"version": "1.16.17",
 	"author": {
 		"name": "Jack Moore",
 		"url": "http://www.jacklmoore.com",

component.json

@@ -1,6 +1,6 @@
 {
 	"name": "jquery-autosize",
-	"version": "1.16.16",
+	"version": "1.16.17",
 	"main": "./jquery.autosize.js",
 	"dependencies": {
 		"jquery": ">=1.7"

jquery.autosize.js

@@ -1,7 +1,7 @@
 /*!
-	jQuery Autosize v1.16.16
+	jQuery Autosize v1.16.17
 	(c) 2013 Jack Moore - jacklmoore.com
-	updated: 2013-06-11
+	updated: 2013-06-12
 	license: http://www.opensource.org/licenses/mit-license.php
 */
 (function ($) {
@@ -15,7 +15,7 @@
 	hidden = 'hidden',
 	borderBox = 'border-box',
 	lineHeight = 'lineHeight',
-	useSubpixels,
+	useSubpixels = window.getComputedStyle !== undefined,
 
 	// border:0 is unnecessary, but avoids a bug in FireFox on OSX
 	copy = '<textarea tabindex="-1" style="position:absolute; top:-999px; left:0; right:auto; bottom:auto; border:0; -moz-box-sizing:content-box; -webkit-box-sizing:content-box; box-sizing:content-box; word-wrap:break-word; height:0 !important; min-height:0 !important; overflow:hidden; transition:none; -webkit-transition:none; -moz-transition:none;"/>',
@@ -47,9 +47,6 @@
 	}
 	mirror.style.lineHeight = '';
 
-	// test for subpixel rendering
-	useSubpixels = mirror.getBoundingClientRect().width !== undefined;
-
 	$.fn.autosize = function (options) {
 		options = $.extend({}, defaults, options || {});
 
@@ -115,7 +112,7 @@
 			// Using mainly bare JS in this function because it is going
 			// to fire very often while typing, and needs to very efficient.
 			function adjust() {
-				var height, overflow, original, width;
+				var height, overflow, original, width, style;
 
 				if (mirrored !== ta) {
 					initMirror();
@@ -126,10 +123,11 @@
 				original = parseInt(ta.style.height,10);
 
 				if (useSubpixels) {
+					style = window.getComputedStyle(ta);
 					// The mirror width much exactly match the textarea width, so using getBoundingClientRect because it doesn't round the subpixel value.
 					width = ta.getBoundingClientRect().width;
-					$.each($(ta).css(['paddingLeft', 'paddingRight', 'borderLeftWidth', 'borderRightWidth']), function(){
-						width -= parseInt(this, 10);
+					$.each(['paddingLeft', 'paddingRight', 'borderLeftWidth', 'borderRightWidth'], function(i,property){
+						width -= parseInt(style[property], 10);
 					});
 					mirror.style.width = width + 'px';
 				}

readme.md

@@ -4,6 +4,9 @@ Small jQuery plugin to allow dynamic resizing of textarea height, so that it gro
 
 ## Changelog
 
+### v1.16.17 - 2013/6/12
+* Fixed a compatability issue with jQuery versions before 1.9 introduced in the previous update.
+
 ### v1.16.16 - 2013/6/11
 * Fixed an issue where the calculated height might be slightly off in modern browsers when the width of the textarea has a subpixel value.