(function(){ var doc = document, isCSS1 = doc.compatMode == "CSS1Compat", ELEMENT = Ext.core.Element, fly = function(el){ if (!_fly) { _fly = new Ext.core.Element.Flyweight(); } _fly.dom = el; return _fly; }, _fly; Ext.apply(ELEMENT, { isAncestor : function(p, c) { var ret = false; p = Ext.getDom(p); c = Ext.getDom(c); if (p && c) { if (p.contains) { return p.contains(c); } else if (p.compareDocumentPosition) { return !!(p.compareDocumentPosition(c) & 16); } else { while ((c = c.parentNode)) { ret = c == p || ret; } } } return ret; }, getViewWidth : function(full) { return full ? ELEMENT.getDocumentWidth() : ELEMENT.getViewportWidth(); }, getViewHeight : function(full) { return full ? ELEMENT.getDocumentHeight() : ELEMENT.getViewportHeight(); }, getDocumentHeight: function() { return Math.max(!isCSS1 ? doc.body.scrollHeight : doc.documentElement.scrollHeight, ELEMENT.getViewportHeight()); }, getDocumentWidth: function() { return Math.max(!isCSS1 ? doc.body.scrollWidth : doc.documentElement.scrollWidth, ELEMENT.getViewportWidth()); }, getViewportHeight: function(){ return Ext.isIE ? (Ext.isStrict ? doc.documentElement.clientHeight : doc.body.clientHeight) : self.innerHeight; }, getViewportWidth : function() { return !Ext.isStrict && !Ext.isOpera ? doc.body.clientWidth : Ext.isIE ? doc.documentElement.clientWidth : self.innerWidth; }, getY : function(el) { return ELEMENT.getXY(el)[1]; }, getX : function(el) { return ELEMENT.getXY(el)[0]; }, getXY : function(el) { var p, pe, b, bt, bl, dbd, x = 0, y = 0, scroll, hasAbsolute, bd = (doc.body || doc.documentElement), ret = [0,0]; el = Ext.getDom(el); if(el != bd){ 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; while (p) { pe = fly(p); x += p.offsetLeft; y += p.offsetTop; hasAbsolute = hasAbsolute || pe.isStyle("position", "absolute"); if (Ext.isGecko) { y += bt = parseInt(pe.getStyle("borderTopWidth"), 10) || 0; x += bl = parseInt(pe.getStyle("borderLeftWidth"), 10) || 0; if (p != el && !pe.isStyle('overflow','visible')) { x += bl; y += bt; } } p = p.offsetParent; } if (Ext.isSafari && hasAbsolute) { x -= bd.offsetLeft; y -= bd.offsetTop; } if (Ext.isGecko && !hasAbsolute) { dbd = fly(bd); x += parseInt(dbd.getStyle("borderLeftWidth"), 10) || 0; y += parseInt(dbd.getStyle("borderTopWidth"), 10) || 0; } p = el.parentNode; while (p && p != bd) { if (!Ext.isOpera || (p.tagName != 'TR' && !fly(p).isStyle("display", "inline"))) { x -= p.scrollLeft; y -= p.scrollTop; } p = p.parentNode; } ret = [x,y]; } } return ret; }, setXY : function(el, xy) { (el = Ext.fly(el, '_setXY')).position(); var pts = el.translatePoints(xy), style = el.dom.style, pos; for (pos in pts) { if (!isNaN(pts[pos])) { style[pos] = pts[pos] + "px"; } } }, setX : function(el, x) { ELEMENT.setXY(el, [x, false]); }, setY : function(el, y) { 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 */ serializeForm: function(form) { var fElements = form.elements || (document.forms[form] || Ext.getDom(form)).elements, hasSubmit = false, encoder = encodeURIComponent, name, data = '', type, hasValue; Ext.each(fElements, function(element){ name = element.name; type = element.type; if (!element.disabled && name) { if (/select-(one|multiple)/i.test(type)) { Ext.each(element.options, function(opt){ if (opt.selected) { hasValue = opt.hasAttribute ? opt.hasAttribute('value') : opt.getAttributeNode('value').specified; data += String.format("{0}={1}&", encoder(name), encoder(hasValue ? opt.value : opt.text)); } }); } else if (!(/file|undefined|reset|button/i.test(type))) { if (!(/radio|checkbox/i.test(type) && !element.checked) && !(type == 'submit' && hasSubmit)) { data += encoder(name) + '=' + encoder(element.value) + '&'; hasSubmit = /submit/i.test(type); } } } }); return data.substr(0, data.length - 1); } }); })();