Offset setter for fixed position elements in Webkit. Fixes #8316.

This commit is contained in:
Michael Murray 2011-03-24 19:02:38 -04:00 committed by jeresig
parent 1912ded3ee
commit e8f4629b92
2 changed files with 18 additions and 3 deletions

View File

@ -181,10 +181,10 @@ jQuery.offset = {
curOffset = curElem.offset(),
curCSSTop = jQuery.css( elem, "top" ),
curCSSLeft = jQuery.css( elem, "left" ),
calculatePosition = (position === "absolute" && jQuery.inArray('auto', [curCSSTop, curCSSLeft]) > -1),
calculatePosition = ((position === "absolute" || position === "fixed") && jQuery.inArray('auto', [curCSSTop, curCSSLeft]) > -1),
props = {}, curPosition = {}, curTop, curLeft;
// need to be able to calculate position if either top or left is auto and position is absolute
// need to be able to calculate position if either top or left is auto and position is either absolute or fixed
if ( calculatePosition ) {
curPosition = curElem.position();
}

View File

@ -422,6 +422,21 @@ test("offsetParent", function(){
equals( div[1], jQuery("#nothiddendiv")[0], "The div is the offsetParent." );
});
testoffset("bug_8316", function( jQuery ){
expect(2);
var tests = [
{ id:'#elem', top: 100, left: 100 }
];
jQuery.each(tests, function(){
var el = jQuery(this.id);
el.offset({ top: this.top, left: this.left});
equals(Math.round(el.offset().top), this.top);
equals(Math.round(el.offset().left), this.left);
});
});
function testoffset(name, fn) {
test(name, function() {
@ -447,7 +462,7 @@ function testoffset(name, fn) {
function loadFixture() {
var src = './data/offset/' + name + '.html?' + parseInt( Math.random()*1000, 10 ),
iframe = jQuery('<iframe />').css({
width: 500, height: 500, position: 'absolute', top: -600, left: -600, visiblity: 'hidden'
width: 500, height: 500, position: 'absolute', top: -600, left: -600, visibility: 'hidden'
}).appendTo('body')[0];
iframe.contentWindow.location = src;
return iframe;