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Fix #10754. Have jQuery.swap() return the value of its callback.

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Mike Sherov 2011-12-06 16:23:22 -05:00 committed by Dave Methvin
parent 0fcfac7568
commit 2c1d2b1a4d
1 changed files with 11 additions and 14 deletions
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25
src/css.js
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@ -140,20 +140,23 @@ jQuery.extend({
// A method for quickly swapping in/out CSS properties to get correct calculations
swap: function( elem, options, callback ) {
var old = {};
var old = {},
ret, name;
// Remember the old values, and insert the new ones
for ( var name in options ) {
for ( name in options ) {
old[ name ] = elem.style[ name ];
elem.style[ name ] = options[ name ];
}
callback.call( elem );
ret = callback.call( elem );
// Revert the old values
for ( name in options ) {
elem.style[ name ] = old[ name ];
}
return ret;
}
});
@ -163,18 +166,14 @@ jQuery.curCSS = jQuery.css;
jQuery.each(["height", "width"], function( i, name ) {
jQuery.cssHooks[ name ] = {
get: function( elem, computed, extra ) {
var val;
if ( computed ) {
if ( elem.offsetWidth !== 0 ) {
return getWH( elem, name, extra );
} else {
jQuery.swap( elem, cssShow, function() {
val = getWH( elem, name, extra );
return jQuery.swap( elem, cssShow, function() {
return getWH( elem, name, extra );
});
}
return val;
}
},
@ -243,15 +242,13 @@ jQuery(function() {
get: function( elem, computed ) {
// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
// Work around by temporarily setting element display to inline-block
var ret;
jQuery.swap( elem, { "display": "inline-block" }, function() {
return jQuery.swap( elem, { "display": "inline-block" }, function() {
if ( computed ) {
ret = curCSS( elem, "margin-right", "marginRight" );
return curCSS( elem, "margin-right", "marginRight" );
} else {
ret = elem.style.marginRight;
return elem.style.marginRight;
}
});
return ret;
}
};
}