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/* ************************************************************************
qooxdoo - the new era of web development
http://qooxdoo.org
Copyright:
2004-2007 1&1 Internet AG, Germany, http://www.1and1.org
License:
LGPL: http://www.gnu.org/licenses/lgpl.html
EPL: http://www.eclipse.org/org/documents/epl-v10.php
See the LICENSE file in the project's top-level directory for details.
Authors:
* Sebastian Werner (wpbasti)
* Andreas Ecker (ecker)
************************************************************************ */
/* ************************************************************************
#module(ui_core)
************************************************************************ */
qx.OO.defineClass("qx.event.type.DomEvent", qx.event.type.Event,
function(vType, vDomEvent, vDomTarget, vTarget, vOriginalTarget)
{
qx.event.type.Event.call(this, vType);
this.setDomEvent(vDomEvent);
this.setDomTarget(vDomTarget);
this.setTarget(vTarget);
this.setOriginalTarget(vOriginalTarget);
});
qx.OO.addFastProperty({ name : "bubbles", defaultValue : true, noCompute : true });
qx.OO.addFastProperty({ name : "propagationStopped", defaultValue : false, noCompute : true });
qx.OO.addFastProperty({ name : "domEvent", setOnlyOnce : true, noCompute : true });
qx.OO.addFastProperty({ name : "domTarget", setOnlyOnce : true, noCompute : true });
/**
* The modifiers. A mask of the pressed modifier keys. This is an OR-combination of
* {@link #SHIFT_MASK}, {@link #CTRL_MASK}, {@link #ALT_MASK} and {@link #META_MASK}.
*/
qx.OO.addCachedProperty({ name : "modifiers", defaultValue : null });
// property computer
qx.Proto._computeModifiers = function() {
var mask = 0;
var evt = this.getDomEvent();
if (evt.shiftKey) mask |= qx.event.type.DomEvent.SHIFT_MASK;
if (evt.ctrlKey) mask |= qx.event.type.DomEvent.CTRL_MASK;
if (evt.altKey) mask |= qx.event.type.DomEvent.ALT_MASK;
if (evt.metaKey) mask |= qx.event.type.DomEvent.META_MASK;
return mask;
}
/*
---------------------------------------------------------------------------
SPECIAL KEY SUPPORT
---------------------------------------------------------------------------
*/
/**
* Returns whether the the ctrl key is pressed.
*
* @return {Boolean} whether the the ctrl key is pressed.
*/
qx.Proto.isCtrlPressed = function() {
return this.getDomEvent().ctrlKey;
}
/**
* Returns whether the the ctrl key is pressed.
*
* @return {Boolean} whether the the ctrl key is pressed.
* @deprecated Use {@link #isCtrlPressed} instead.
*/
qx.Proto.getCtrlKey = qx.Proto.isCtrlPressed;
/**
* Returns whether the the shift key is pressed.
*
* @return {Boolean} whether the the shift key is pressed.
*/
qx.Proto.isShiftPressed = function() {
return this.getDomEvent().shiftKey;
}
/**
* Returns whether the the shift key is pressed.
*
* @return {Boolean} whether the the shift key is pressed.
* @deprecated Use {@link #isShiftPressed} instead.
*/
qx.Proto.getShiftKey = qx.Proto.isShiftPressed;
/**
* Returns whether the the alt key is pressed.
*
* @return {Boolean} whether the the alt key is pressed.
*/
qx.Proto.isAltPressed = function() {
return this.getDomEvent().altKey;
}
/**
* Returns whether the the alt key is pressed.
*
* @return {Boolean} whether the the alt key is pressed.
* @deprecated Use {@link #isAltPressed} instead.
*/
qx.Proto.getAltKey = qx.Proto.isAltPressed;
/**
* Returns whether the the meta key is pressed.
*
* @return {Boolean} whether the the meta key is pressed.
*/
qx.Proto.isMetaPressed = function() {
return this.getDomEvent().metaKey;
}
/**
* Returns whether the ctrl key or (on the Mac) the command key is pressed.
*
* @return {Boolean} <code>true</code> if the command key is pressed on the Mac
* or the ctrl key is pressed on another system.
*/
qx.Proto.isCtrlOrCommandPressed = function() {
if (qx.core.Client.getInstance().runsOnMacintosh()) {
return this.getDomEvent().metaKey;
} else {
return this.getDomEvent().ctrlKey;
}
}
/*
---------------------------------------------------------------------------
PREVENT DEFAULT
---------------------------------------------------------------------------
*/
if(qx.core.Client.getInstance().isMshtml())
{
qx.Proto.setDefaultPrevented = function(vValue)
{
if (!vValue) {
return this.error("It is not possible to set preventDefault to false if it was true before!", "setDefaultPrevented");
}
this.getDomEvent().returnValue = false;
qx.event.type.Event.prototype.setDefaultPrevented.call(this, vValue);
}
}
else
{
qx.Proto.setDefaultPrevented = function(vValue)
{
if (!vValue) {
return this.error("It is not possible to set preventDefault to false if it was true before!", "setDefaultPrevented");
}
this.getDomEvent().preventDefault();
this.getDomEvent().returnValue = false;
qx.event.type.Event.prototype.setDefaultPrevented.call(this, vValue);
}
}
/*
---------------------------------------------------------------------------
DISPOSER
---------------------------------------------------------------------------
*/
qx.Proto.dispose = function()
{
if (this.getDisposed()) {
return;
}
this._valueDomEvent = null;
this._valueDomTarget = null;
return qx.event.type.Event.prototype.dispose.call(this);
}
/** {int} The modifier mask for the shift key. */
qx.Class.SHIFT_MASK = 1;
/** {int} The modifier mask for the control key. */
qx.Class.CTRL_MASK = 2;
/** {int} The modifier mask for the alt key. */
qx.Class.ALT_MASK = 4;
/** {int} The modifier mask for the meta key (e.g. apple key on Macs). */
qx.Class.META_MASK = 8;
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