sp-codes.de/bower_components/jquery/src/css/curCSS.js

60 lines
1.5 KiB
JavaScript

define( [
"../core",
"./var/rnumnonpx",
"./var/rmargin",
"./var/getStyles",
"./support",
"../selector" // Get jQuery.contains
], function( jQuery, rnumnonpx, rmargin, getStyles, support ) {
"use strict";
function curCSS( elem, name, computed ) {
var width, minWidth, maxWidth, ret,
style = elem.style;
computed = computed || getStyles( elem );
// Support: IE <=9 only
// getPropertyValue is only needed for .css('filter') (#12537)
if ( computed ) {
ret = computed.getPropertyValue( name ) || computed[ name ];
if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
ret = jQuery.style( elem, name );
}
// A tribute to the "awesome hack by Dean Edwards"
// Android Browser returns percentage for some values,
// but width seems to be reliably pixels.
// This is against the CSSOM draft spec:
// https://drafts.csswg.org/cssom/#resolved-values
if ( !support.pixelMarginRight() && rnumnonpx.test( ret ) && rmargin.test( name ) ) {
// Remember the original values
width = style.width;
minWidth = style.minWidth;
maxWidth = style.maxWidth;
// Put in the new values to get a computed value out
style.minWidth = style.maxWidth = style.width = ret;
ret = computed.width;
// Revert the changed values
style.width = width;
style.minWidth = minWidth;
style.maxWidth = maxWidth;
}
}
return ret !== undefined ?
// Support: IE <=9 - 11 only
// IE returns zIndex value as an integer.
ret + "" :
ret;
}
return curCSS;
} );