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/* ************************************************************************
qooxdoo - the new era of web development
http://qooxdoo.org
Copyright:
2004-2006 by 1&1 Internet AG, Germany, http://www.1and1.org
License:
LGPL 2.1: http://www.gnu.org/licenses/lgpl.html
Authors:
* Sebastian Werner (wpbasti)
* Andreas Ecker (ecker)
************************************************************************ */
/* ************************************************************************
************************************************************************ */
/**
* This manager is used by all objects which needs ranges like qx.ui.form.Spinner, ...
*
* @event change {qx.event.type.Event}
*/
qx.OO.defineClass("qx.type.Range", qx.core.Target,
function() {
qx.core.Target.call(this);
});
/** current value of the Range object */
qx.OO.addProperty({ name : "value", type : "number", defaultValue : 0 });
/** minimal value of the Range object */
qx.OO.addProperty({ name : "min", type : "number", defaultValue : 0 });
/** maximal value of the Range object */
qx.OO.addProperty({ name : "max", type : "number", defaultValue : 100 });
/** Step size for increments/decrements of the value property */
qx.OO.addProperty({ name : "step", type : "number", defaultValue : 1 });
qx.Proto._checkValue = function(propValue) {
return Math.max(this.getMin(), Math.min(this.getMax(), Math.floor(propValue)));
}
qx.Proto._modifyValue = function(propValue, propOldValue, propData)
{
if (this.hasEventListeners("change")) {
this.dispatchEvent(new qx.event.type.Event("change"), true);
}
return true;
}
qx.Proto._checkMax = function(propValue) {
return Math.floor(propValue);
}
qx.Proto._modifyMax = function(propValue, propOldValue, propData)
{
this.setValue(Math.min(this.getValue(), propValue));
if (this.hasEventListeners("change")) {
this.dispatchEvent(new qx.event.type.Event("change"), true);
}
return true;
}
qx.Proto._checkMin = function(propValue) {
return Math.floor(propValue);
}
qx.Proto._modifyMin = function(propValue, propOldValue, propData)
{
this.setValue(Math.max(this.getValue(), propValue));
if (this.hasEventListeners("change")) {
this.dispatchEvent(new qx.event.type.Event("change"), true);
}
return true;
}
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