/**
+ * @class Ext.Element
*/
(function(){
var doc = document,
activeElement = null,
isCSS1 = doc.compatMode == "CSS1Compat",
- ELEMENT = Ext.core.Element,
+ ELEMENT = Ext.Element,
fly = function(el){
if (!_fly) {
- _fly = new Ext.core.Element.Flyweight();
+ _fly = new Ext.Element.Flyweight();
}
_fly.dom = el;
return _fly;
@@ -73,7 +73,7 @@
return ret;
},
- /**
+ /**
* Returns the active element in the DOM. If the browser supports activeElement
* on the document, this is returned. If not, the focus is tracked and the active
* element is maintained internally.
@@ -83,7 +83,7 @@
return doc.activeElement || activeElement;
},
- /**
+ /**
* Creates a function to call to clean up problems with the work-around for the
* WebKit RightMargin bug. The work-around is to add "display: 'inline-block'" to
* the element before calling getComputedStyle and then to restore its original
@@ -161,6 +161,17 @@
return ELEMENT.getXY(el)[0];
},
+ getOffsetParent: function (el) {
+ el = Ext.getDom(el);
+ try {
+ // accessing offsetParent can throw "Unspecified Error" in IE6-8 (not 9)
+ return el.offsetParent;
+ } catch (e) {
+ var body = document.body; // safe bet, unless...
+ return (el == body) ? null : body;
+ }
+ },
+
getXY : function(el) {
var p,
pe,
@@ -173,7 +184,7 @@
scroll,
hasAbsolute,
bd = (doc.body || doc.documentElement),
- ret = [0,0];
+ ret;
el = Ext.getDom(el);
@@ -181,13 +192,17 @@
hasAbsolute = fly(el).isStyle("position", "absolute");
if (el.getBoundingClientRect) {
- b = el.getBoundingClientRect();
- scroll = fly(document).getScroll();
- ret = [Math.round(b.left + scroll.left), Math.round(b.top + scroll.top)];
- } else {
- p = el;
+ try {
+ b = el.getBoundingClientRect();
+ scroll = fly(document).getScroll();
+ ret = [ Math.round(b.left + scroll.left), Math.round(b.top + scroll.top) ];
+ } catch (e) {
+ // IE6-8 can also throw from getBoundingClientRect...
+ }
+ }
- while (p) {
+ if (!ret) {
+ for (p = el; p; p = ELEMENT.getOffsetParent(p)) {
pe = fly(p);
x += p.offsetLeft;
y += p.offsetTop;
@@ -203,7 +218,6 @@
y += bt;
}
}
- p = p.offsetParent;
}
if (Ext.isSafari && hasAbsolute) {
@@ -228,7 +242,7 @@
ret = [x,y];
}
}
- return ret;
+ return ret || [0,0];
},
setXY : function(el, xy) {
@@ -253,7 +267,7 @@
ELEMENT.setXY(el, [false, y]);
},
- /**
+ /**
* Serializes a DOM form into a url encoded string
* @param {Object} form The form
* @return {String} The url encoded form