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[IMP] web: update jquery.autosize.js to 1.18.15 version

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Simon Lejeune
2014-12-19 17:49:12 +01:00
parent f4c3ecb493
commit 1fd6c0f75c
1 changed files with 236 additions and 123 deletions
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addons/web/static/lib/jquery.autosize/jquery.autosize.js
+236 -123
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@@ -1,15 +1,24 @@
// Autosize 1.10 - jQuery plugin for textareas
// (c) 2012 Jack Moore - jacklmoore.com
// license: www.opensource.org/licenses/mit-license.php
/*!
Autosize 1.18.15
license: MIT
http://www.jacklmoore.com/autosize
*/
(function ($) {
var
hidden = 'hidden',
borderBox = 'border-box',
lineHeight = 'lineHeight',
copy = '<textarea tabindex="-1" style="position:absolute; top:-9999px; left:-9999px; right:auto; bottom:auto; -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">',
// line-height is omitted because IE7/IE8 doesn't return the correct value.
copyStyle = [
defaults = {
className: 'autosizejs',
id: 'autosizejs',
append: '\n',
callback: false,
resizeDelay: 10,
placeholder: true
},
// 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; padding: 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;"/>',
// line-height is conditionally included because IE7/IE8/old Opera do not return the correct value.
typographyStyles = [
'fontFamily',
'fontSize',
'fontWeight',
@@ -17,149 +26,253 @@
'letterSpacing',
'textTransform',
'wordSpacing',
'textIndent'
'textIndent',
'whiteSpace'
],
oninput = 'oninput',
onpropertychange = 'onpropertychange',
test = $(copy)[0];
// For testing support in old FireFox
test.setAttribute(oninput, "return");
// to keep track which textarea is being mirrored when adjust() is called.
mirrored,
if ($.isFunction(test[oninput]) || onpropertychange in test) {
// the mirror element, which is used to calculate what size the mirrored element should be.
mirror = $(copy).data('autosize', true)[0];
// test that line-height can be accurately copied to avoid
// incorrect value reporting in old IE and old Opera
$(test).css(lineHeight, '99px');
if ($(test).css(lineHeight) === '99px') {
copyStyle.push(lineHeight);
// test that line-height can be accurately copied.
mirror.style.lineHeight = '99px';
if ($(mirror).css('lineHeight') === '99px') {
typographyStyles.push('lineHeight');
}
mirror.style.lineHeight = '';
$.fn.autosize = function (options) {
if (!this.length) {
return this;
}
$.fn.autosize = function (className) {
return this.each(function () {
var
ta = this,
$ta = $(ta),
mirror,
minHeight = $ta.height(),
maxHeight = parseInt($ta.css('maxHeight'), 10),
active,
i = copyStyle.length,
resize,
boxOffset = 0;
options = $.extend({}, defaults, options || {});
if ($ta.css('box-sizing') === borderBox || $ta.css('-moz-box-sizing') === borderBox || $ta.css('-webkit-box-sizing') === borderBox){
boxOffset = $ta.outerHeight() - $ta.height();
}
if (mirror.parentNode !== document.body) {
$(document.body).append(mirror);
}
if ($ta.data('mirror') || $ta.data('ismirror')) {
// if autosize has already been applied, exit.
// if autosize is being applied to a mirror element, exit.
return;
} else {
mirror = $(copy).data('ismirror', true).addClass(className || 'autosizejs')[0];
return this.each(function () {
var
ta = this,
$ta = $(ta),
maxHeight,
minHeight,
boxOffset = 0,
callback = $.isFunction(options.callback),
originalStyles = {
height: ta.style.height,
overflow: ta.style.overflow,
overflowY: ta.style.overflowY,
wordWrap: ta.style.wordWrap,
resize: ta.style.resize
},
timeout,
width = $ta.width(),
taResize = $ta.css('resize');
// Changed allowed resize only in edit mode by VTA (31/8/2012)
if ($ta.attr('disabled')) {
$ta.css('resize', 'none');
if ($ta.data('autosize')) {
// exit if autosize has already been applied, or if the textarea is the mirror element.
return;
}
$ta.data('autosize', true);
if ($ta.css('box-sizing') === 'border-box' || $ta.css('-moz-box-sizing') === 'border-box' || $ta.css('-webkit-box-sizing') === 'border-box'){
boxOffset = $ta.outerHeight() - $ta.height();
}
// IE8 and lower return 'auto', which parses to NaN, if no min-height is set.
minHeight = Math.max(parseFloat($ta.css('minHeight')) - boxOffset || 0, $ta.height());
$ta.css({
overflow: 'hidden',
overflowY: 'hidden',
wordWrap: 'break-word' // horizontal overflow is hidden, so break-word is necessary for handling words longer than the textarea width
});
if (taResize === 'vertical') {
$ta.css('resize','none');
} else if (taResize === 'both') {
$ta.css('resize', 'horizontal');
}
// The mirror width must exactly match the textarea width, so using getBoundingClientRect because it doesn't round the sub-pixel value.
// window.getComputedStyle, getBoundingClientRect returning a width are unsupported, but also unneeded in IE8 and lower.
function setWidth() {
var width;
var style = window.getComputedStyle ? window.getComputedStyle(ta, null) : false;
if (style) {
width = ta.getBoundingClientRect().width;
if (width === 0 || typeof width !== 'number') {
width = parseFloat(style.width);
}
// Changed horizontal to vertical by VTA (31/8/2012)
resize = $ta.css('resize') === 'none' ? 'none' : 'vertical';
$ta.data('mirror', $(mirror)).css({
overflow: hidden,
overflowY: hidden,
wordWrap: 'break-word',
resize: resize
$.each(['paddingLeft', 'paddingRight', 'borderLeftWidth', 'borderRightWidth'], function(i,val){
width -= parseFloat(style[val]);
});
} else {
width = $ta.width();
}
// Opera returns '-1px' when max-height is set to 'none'.
maxHeight = maxHeight && maxHeight > 0 ? maxHeight : 9e4;
mirror.style.width = Math.max(width,0) + 'px';
}
// 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;
// the active flag keeps IE from tripping all over itself. Otherwise
// actions in the adjust function will cause IE to call adjust again.
if (!active) {
active = true;
function initMirror() {
var styles = {};
mirror.value = ta.value;
mirror.style.overflowY = ta.style.overflowY;
// Update the width in case the original textarea width has changed
mirror.style.width = $ta.css('width');
// Needed for IE to reliably return the correct scrollHeight
mirror.scrollTop = 0;
// Set a very high value for scrollTop to be sure the
// mirror is scrolled all the way to the bottom.
mirror.scrollTop = 9e4;
height = mirror.scrollTop;
overflow = hidden;
if (height > maxHeight) {
height = maxHeight;
overflow = 'scroll';
} else if (height < minHeight) {
height = minHeight;
}
ta.style.overflowY = overflow;
ta.style.height = height + boxOffset + 'px';
// This small timeout gives IE a chance to draw it's scrollbar
// before adjust can be run again (prevents an infinite loop).
setTimeout(function () {
active = false;
}, 1);
}
}
mirrored = ta;
mirror.className = options.className;
mirror.id = options.id;
maxHeight = parseFloat($ta.css('maxHeight'));
// mirror is a duplicate textarea located off-screen that
// is automatically updated to contain the same text as the
// original textarea. mirror always has a height of 0.
// This gives a cross-browser supported way getting the actual
// height of the text, through the scrollTop property.
while (i--) {
mirror.style[copyStyle[i]] = $ta.css(copyStyle[i]);
$.each(typographyStyles, function(i,val){
styles[val] = $ta.css(val);
});
$(mirror).css(styles).attr('wrap', $ta.attr('wrap'));
setWidth();
// Chrome-specific fix:
// When the textarea y-overflow is hidden, Chrome doesn't reflow the text to account for the space
// made available by removing the scrollbar. This workaround triggers the reflow for Chrome.
if (window.chrome) {
var width = ta.style.width;
ta.style.width = '0px';
var ignore = ta.offsetWidth;
ta.style.width = width;
}
}
$('body').append(mirror);
// 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, original;
if (onpropertychange in ta) {
if (oninput in ta) {
// Detects IE9. IE9 does not fire onpropertychange or oninput for deletions,
// so binding to onkeyup to catch most of those occassions. There is no way that I
// know of to detect something like 'cut' in IE9.
ta[oninput] = ta.onkeyup = adjust;
} else {
// IE7 / IE8
ta[onpropertychange] = adjust;
}
if (mirrored !== ta) {
initMirror();
} else {
// Modern Browsers
ta[oninput] = adjust;
setWidth();
}
$(window).resize(adjust);
if (!ta.value && options.placeholder) {
// If the textarea is empty, copy the placeholder text into
// the mirror control and use that for sizing so that we
// don't end up with placeholder getting trimmed.
mirror.value = ($ta.attr("placeholder") || '');
} else {
mirror.value = ta.value;
}
// Allow for manual triggering if needed.
$ta.bind('autosize', adjust);
mirror.value += options.append || '';
mirror.style.overflowY = ta.style.overflowY;
original = parseFloat(ta.style.height);
// Call adjust in case the textarea already contains text.
// Setting scrollTop to zero is needed in IE8 and lower for the next step to be accurately applied
mirror.scrollTop = 0;
mirror.scrollTop = 9e4;
// Using scrollTop rather than scrollHeight because scrollHeight is non-standard and includes padding.
height = mirror.scrollTop;
if (maxHeight && height > maxHeight) {
ta.style.overflowY = 'scroll';
height = maxHeight;
} else {
ta.style.overflowY = 'hidden';
if (height < minHeight) {
height = minHeight;
}
}
height += boxOffset;
if (original !== height) {
ta.style.height = height + 'px';
// Trigger a repaint for IE8 for when ta is nested 2 or more levels inside an inline-block
mirror.className = mirror.className;
if (callback) {
options.callback.call(ta,ta);
}
$ta.trigger('autosize.resized');
}
}
function resize () {
clearTimeout(timeout);
timeout = setTimeout(function(){
var newWidth = $ta.width();
if (newWidth !== width) {
width = newWidth;
adjust();
}
}, parseInt(options.resizeDelay,10));
}
if ('onpropertychange' in ta) {
if ('oninput' in ta) {
// Detects IE9. IE9 does not fire onpropertychange or oninput for deletions,
// so binding to onkeyup to catch most of those occasions. There is no way that I
// know of to detect something like 'cut' in IE9.
$ta.on('input.autosize keyup.autosize', adjust);
} else {
// IE7 / IE8
$ta.on('propertychange.autosize', function(){
if(event.propertyName === 'value'){
adjust();
}
});
}
} else {
// Modern Browsers
$ta.on('input.autosize', adjust);
}
// Set options.resizeDelay to false if using fixed-width textarea elements.
// Uses a timeout and width check to reduce the amount of times adjust needs to be called after window resize.
if (options.resizeDelay !== false) {
$(window).on('resize.autosize', resize);
}
// Event for manual triggering if needed.
// Should only be needed when the value of the textarea is changed through JavaScript rather than user input.
$ta.on('autosize.resize', adjust);
// Event for manual triggering that also forces the styles to update as well.
// Should only be needed if one of typography styles of the textarea change, and the textarea is already the target of the adjust method.
$ta.on('autosize.resizeIncludeStyle', function() {
mirrored = null;
adjust();
});
};
} else {
// Makes no changes for older browsers (FireFox3- and Safari4-)
$.fn.autosize = function () {
return this;
};
}
}(jQuery));
$ta.on('autosize.destroy', function(){
mirrored = null;
clearTimeout(timeout);
$(window).off('resize', resize);
$ta
.off('autosize')
.off('.autosize')
.css(originalStyles)
.removeData('autosize');
});
// Call adjust in case the textarea already contains text.
adjust();
});
};
}(jQuery || $)); // jQuery or jQuery-like library, such as Zepto