fixed offset(coordinates) returns null when no matching elements in jQuery object (fixes ticket #5888)

This commit is contained in:
Karl Swedberg 2010-01-21 23:18:54 +08:00 committed by John Resig
parent a63754aa4e
commit 2c28f229e5
3 changed files with 16 additions and 10 deletions

View file

@ -2,16 +2,16 @@ if ( "getBoundingClientRect" in document.documentElement ) {
jQuery.fn.offset = function( options ) {
var elem = this[0];
if ( !elem || !elem.ownerDocument ) {
return null;
}
if ( options ) {
return this.each(function( i ) {
jQuery.offset.setOffset( this, options, i );
});
}
if ( !elem || !elem.ownerDocument ) {
return null;
}
if ( elem === elem.ownerDocument.body ) {
return jQuery.offset.bodyOffset( elem );
}
@ -28,16 +28,16 @@ if ( "getBoundingClientRect" in document.documentElement ) {
jQuery.fn.offset = function( options ) {
var elem = this[0];
if ( !elem || !elem.ownerDocument ) {
return null;
}
if ( options ) {
return this.each(function( i ) {
jQuery.offset.setOffset( this, options, i );
});
}
if ( !elem || !elem.ownerDocument ) {
return null;
}
if ( elem === elem.ownerDocument.body ) {
return jQuery.offset.bodyOffset( elem );
}

View file

@ -29,10 +29,9 @@ test("show()", function() {
div.hide().show(speed, function() {
pass = false;
});
ok( pass, "Show with " + name + " does not call animate callback");
ok( pass, "Show with " + name + " does not call animate callback" );
});
jQuery("#main").append('<div id="show-tests"><div><p><a href="#"></a></p><code></code><pre></pre><span></span></div><table><thead><tr><th></th></tr></thead><tbody><tr><td></td></tr></tbody></table><ul><li></li></ul></div>');
var old = jQuery("#show-tests table").show().css("display") !== "table";

View file

@ -305,6 +305,13 @@ testoffset("body", function( jQuery ) {
equals( jQuery('body').offset().left, 1, "jQuery('#body').offset().left" );
});
test("Chaining offset(coords) returns jQuery object", function() {
expect(2);
var coords = { top: 1, left: 1 };
equals( jQuery("#absolute-1").offset(coords).selector, "#absolute-1", "offset(coords) returns jQuery object" );
equals( jQuery("#non-existent").offset(coords).selector, "#non-existent", "offset(coords) with empty jQuery set returns jQuery object" );
});
test("offsetParent", function(){
expect(11);