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Fix #12536. Start at .offset() 0,0 if no getBoundingClientRect.

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This lets us still add the other offset components to the number so they're less wrong. Affects BlackBerry 5 and iOS 3, everyone else has gBCR.
This commit is contained in:
Dave Methvin 2012-09-14 10:14:40 -04:00
parent b0a352bfa7
commit 560c178c82
2 changed files with 15 additions and 10 deletions
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23
src/offset.js
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@ -9,7 +9,8 @@ jQuery.fn.offset = function( options ) {
});
}
var box, docElem, body, win, clientTop, clientLeft, scrollTop, scrollLeft, top, left,
var docElem, body, win, clientTop, clientLeft, scrollTop, scrollLeft,
box = { top: 0, left: 0 },
elem = this[ 0 ],
doc = elem && elem.ownerDocument;
@ -23,21 +24,25 @@ jQuery.fn.offset = function( options ) {
docElem = doc.documentElement;
// Make sure we have the API and we're it's not a disconnected DOM node
if ( typeof elem.getBoundingClientRect === "undefined" || !jQuery.contains( docElem, elem ) ) {
return { top: 0, left: 0 };
// Make sure it's not a disconnected DOM node
if ( !jQuery.contains( docElem, elem ) ) {
return box;
}
box = elem.getBoundingClientRect();
// If we don't have gBCR, just use 0,0 rather than error
// BlackBerry 5, iOS 3 (original iPhone)
if ( typeof elem.getBoundingClientRect !== "undefined" ) {
box = elem.getBoundingClientRect();
}
win = getWindow( doc );
clientTop = docElem.clientTop || body.clientTop || 0;
clientLeft = docElem.clientLeft || body.clientLeft || 0;
scrollTop = win.pageYOffset || docElem.scrollTop;
scrollLeft = win.pageXOffset || docElem.scrollLeft;
top = box.top + scrollTop - clientTop;
left = box.left + scrollLeft - clientLeft;
return { top: top, left: left };
return {
top: box.top + scrollTop - clientTop,
left: box.left + scrollLeft - clientLeft
};
};
jQuery.offset = {

2
src/sizzle

@ -1 +1 @@
Subproject commit 9fb909e71fe0e152f80bf04198cc2b2098756c81
Subproject commit 0a488ce5fa817bfa371658fc6cf0bd3214c5f3d5