happstack-yui-7373.5.2: bundle/event-base-ie/event-base-ie-coverage.js
/*
YUI 3.7.3 (build 5687)
Copyright 2012 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.
http://yuilibrary.com/license/
*/
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var stateChangeListener,
GLOBAL_ENV = YUI.Env,
config = YUI.config,
doc = config.doc,
docElement = doc && doc.documentElement,
EVENT_NAME = 'onreadystatechange',
pollInterval = config.pollInterval || 40;
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if (docElement.doScroll && !GLOBAL_ENV._ieready) {
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GLOBAL_ENV._ieready = function() {
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GLOBAL_ENV._ready();
};
/*! DOMReady: based on work by: Dean Edwards/John Resig/Matthias Miller/Diego Perini */
// Internet Explorer: use the doScroll() method on the root element.
// This isolates what appears to be a safe moment to manipulate the
// DOM prior to when the document's readyState suggests it is safe to do so.
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 20);
if (self !== self.top) {
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stateChangeListener = function() {
_yuitest_coverfunc("build/event-base-ie/event-base-ie.js", "stateChangeListener", 21);
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if (doc.readyState == 'complete') {
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GLOBAL_ENV.remove(doc, EVENT_NAME, stateChangeListener);
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GLOBAL_ENV.ieready();
}
};
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GLOBAL_ENV.add(doc, EVENT_NAME, stateChangeListener);
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GLOBAL_ENV._dri = setInterval(function() {
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try {
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docElement.doScroll('left');
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GLOBAL_ENV._dri = null;
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GLOBAL_ENV._ieready();
} catch (domNotReady) { }
}, pollInterval);
}
}
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YUI.add('event-base-ie', function (Y, NAME) {
/*
* Custom event engine, DOM event listener abstraction layer, synthetic DOM
* events.
* @module event
* @submodule event-base
*/
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function IEEventFacade() {
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Y.DOM2EventFacade.apply(this, arguments);
}
/*
* (intentially left out of API docs)
* Alternate Facade implementation that is based on Object.defineProperty, which
* is partially supported in IE8. Properties that involve setup work are
* deferred to temporary getters using the static _define method.
*/
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function IELazyFacade(e) {
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var proxy = Y.config.doc.createEventObject(e),
proto = IELazyFacade.prototype;
// TODO: necessary?
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proxy.hasOwnProperty = function () { _yuitest_coverfunc("build/event-base-ie/event-base-ie.js", "hasOwnProperty", 66);
return true; };
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proxy.init = proto.init;
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proxy.halt = proto.halt;
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proxy.preventDefault = proto.preventDefault;
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proxy.stopPropagation = proto.stopPropagation;
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proxy.stopImmediatePropagation = proto.stopImmediatePropagation;
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Y.DOM2EventFacade.apply(proxy, arguments);
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return proxy;
}
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var imp = Y.config.doc && Y.config.doc.implementation,
useLazyFacade = Y.config.lazyEventFacade,
buttonMap = {
0: 1, // left click
4: 2, // middle click
2: 3 // right click
},
relatedTargetMap = {
mouseout: 'toElement',
mouseover: 'fromElement'
},
resolve = Y.DOM2EventFacade.resolve,
proto = {
init: function() {
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IEEventFacade.superclass.init.apply(this, arguments);
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var e = this._event,
x, y, d, b, de, t;
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this.target = resolve(e.srcElement);
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if (('clientX' in e) && (!x) && (0 !== x)) {
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x = e.clientX;
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y = e.clientY;
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d = Y.config.doc;
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b = d.body;
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de = d.documentElement;
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x += (de.scrollLeft || (b && b.scrollLeft) || 0);
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y += (de.scrollTop || (b && b.scrollTop) || 0);
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this.pageX = x;
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this.pageY = y;
}
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if (e.type == "mouseout") {
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t = e.toElement;
} else {_yuitest_coverline("build/event-base-ie/event-base-ie.js", 122);
if (e.type == "mouseover") {
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t = e.fromElement;
}}
// fallback to t.relatedTarget to support simulated events.
// IE doesn't support setting toElement or fromElement on generic
// events, so Y.Event.simulate sets relatedTarget instead.
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this.relatedTarget = resolve(t || e.relatedTarget);
// which should contain the unicode key code if this is a key event.
// For click events, which is normalized for which mouse button was
// clicked.
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this.which = // chained assignment
this.button = e.keyCode || buttonMap[e.button] || e.button;
},
stopPropagation: function() {
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this._event.cancelBubble = true;
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this._wrapper.stopped = 1;
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this.stopped = 1;
},
stopImmediatePropagation: function() {
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this.stopPropagation();
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this._wrapper.stopped = 2;
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this.stopped = 2;
},
preventDefault: function(returnValue) {
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this._event.returnValue = returnValue || false;
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this._wrapper.prevented = 1;
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this.prevented = 1;
}
};
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Y.extend(IEEventFacade, Y.DOM2EventFacade, proto);
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Y.extend(IELazyFacade, Y.DOM2EventFacade, proto);
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IELazyFacade.prototype.init = function () {
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_yuitest_coverline("build/event-base-ie/event-base-ie.js", 161);
var e = this._event,
overrides = this._wrapper.overrides,
define = IELazyFacade._define,
lazyProperties = IELazyFacade._lazyProperties,
prop;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 167);
this.altKey = e.altKey;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 168);
this.ctrlKey = e.ctrlKey;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 169);
this.metaKey = e.metaKey;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 170);
this.shiftKey = e.shiftKey;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 171);
this.type = (overrides && overrides.type) || e.type;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 172);
this.clientX = e.clientX;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 173);
this.clientY = e.clientY;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 174);
this.keyCode = // chained assignment
this.charCode = e.keyCode;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 176);
this.which = // chained assignment
this.button = e.keyCode || buttonMap[e.button] || e.button;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 179);
for (prop in lazyProperties) {
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 180);
if (lazyProperties.hasOwnProperty(prop)) {
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define(this, prop, lazyProperties[prop]);
}
}
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 185);
if (this._touch) {
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this._touch(e, this._currentTarget, this._wrapper);
}
};
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 190);
IELazyFacade._lazyProperties = {
target: function () {
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_yuitest_coverline("build/event-base-ie/event-base-ie.js", 192);
return resolve(this._event.srcElement);
},
relatedTarget: function () {
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_yuitest_coverline("build/event-base-ie/event-base-ie.js", 195);
var e = this._event,
targetProp = relatedTargetMap[e.type] || 'relatedTarget';
// fallback to t.relatedTarget to support simulated events.
// IE doesn't support setting toElement or fromElement on generic
// events, so Y.Event.simulate sets relatedTarget instead.
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 201);
return resolve(e[targetProp] || e.relatedTarget);
},
currentTarget: function () {
_yuitest_coverfunc("build/event-base-ie/event-base-ie.js", "currentTarget", 203);
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 204);
return resolve(this._currentTarget);
},
wheelDelta: function () {
_yuitest_coverfunc("build/event-base-ie/event-base-ie.js", "wheelDelta", 207);
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 208);
var e = this._event;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 210);
if (e.type === "mousewheel" || e.type === "DOMMouseScroll") {
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 211);
return (e.detail) ?
(e.detail * -1) :
// wheelDelta between -80 and 80 result in -1 or 1
Math.round(e.wheelDelta / 80) || ((e.wheelDelta < 0) ? -1 : 1);
}
},
pageX: function () {
_yuitest_coverfunc("build/event-base-ie/event-base-ie.js", "pageX", 218);
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 219);
var e = this._event,
val = e.pageX,
doc, bodyScroll, docScroll;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 223);
if (val === undefined) {
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 224);
doc = Y.config.doc;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 225);
bodyScroll = doc.body && doc.body.scrollLeft;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 226);
docScroll = doc.documentElement.scrollLeft;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 228);
val = e.clientX + (docScroll || bodyScroll || 0);
}
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 231);
return val;
},
pageY: function () {
_yuitest_coverfunc("build/event-base-ie/event-base-ie.js", "pageY", 233);
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 234);
var e = this._event,
val = e.pageY,
doc, bodyScroll, docScroll;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 238);
if (val === undefined) {
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 239);
doc = Y.config.doc;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 240);
bodyScroll = doc.body && doc.body.scrollTop;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 241);
docScroll = doc.documentElement.scrollTop;
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 243);
val = e.clientY + (docScroll || bodyScroll || 0);
}
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 246);
return val;
}
};
/**
* Wrapper function for Object.defineProperty that creates a property whose
* value will be calulated only when asked for. After calculating the value,
* the getter wll be removed, so it will behave as a normal property beyond that
* point. A setter is also assigned so assigning to the property will clear
* the getter, so foo.prop = 'a'; foo.prop; won't trigger the getter,
* overwriting value 'a'.
*
* Used only by the DOMEventFacades used by IE8 when the YUI configuration
* <code>lazyEventFacade</code> is set to true.
*
* @method _define
* @param o {DOMObject} A DOM object to add the property to
* @param prop {String} The name of the new property
* @param valueFn {Function} The function that will return the initial, default
* value for the property.
* @static
* @private
*/
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 270);
IELazyFacade._define = function (o, prop, valueFn) {
_yuitest_coverfunc("build/event-base-ie/event-base-ie.js", "_define", 270);
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 271);
function val(v) {
_yuitest_coverfunc("build/event-base-ie/event-base-ie.js", "val", 271);
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 272);
var ret = (arguments.length) ? v : valueFn.call(this);
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 274);
delete o[prop];
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 275);
Object.defineProperty(o, prop, {
value: ret,
configurable: true,
writable: true
});
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 280);
return ret;
}
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 282);
Object.defineProperty(o, prop, {
get: val,
set: val,
configurable: true
});
};
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 289);
if (imp && (!imp.hasFeature('Events', '2.0'))) {
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 290);
if (useLazyFacade) {
// Make sure we can use the lazy facade logic
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 292);
try {
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 293);
Object.defineProperty(Y.config.doc.createEventObject(), 'z', {});
} catch (e) {
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 295);
useLazyFacade = false;
}
}
_yuitest_coverline("build/event-base-ie/event-base-ie.js", 299);
Y.DOMEventFacade = (useLazyFacade) ? IELazyFacade : IEEventFacade;
}
}, '3.7.3', {"requires": ["node-base"]});