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/*
Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
Available via Academic Free License >= 2.1 OR the modified BSD license.
see: http://dojotoolkit.org/license for details
*/
if(!dojo._hasResource["dijit.form.NumberSpinner"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dijit.form.NumberSpinner"] = true;
dojo.provide("dijit.form.NumberSpinner");
dojo.require("dijit.form._Spinner");
dojo.require("dijit.form.NumberTextBox");
dojo.declare("dijit.form.NumberSpinner",
[dijit.form._Spinner, dijit.form.NumberTextBoxMixin],
{
// summary:
// Extends NumberTextBox to add up/down arrows and pageup/pagedown for incremental change to the value
//
// description:
// A `dijit.form.NumberTextBox` extension to provide keyboard accessible value selection
// as well as icons for spinning direction. When using the keyboard, the typematic rules
// apply, meaning holding the key will gradually increase or decrease the value and
// accelerate.
//
// example:
// | new dijit.form.NumberSpinner({ constraints:{ max:300, min:100 }}, "someInput");
adjust: function(/*Object*/ val, /*Number*/ delta){
// summary:
// Change Number val by the given amount
// tags:
// protected
var tc = this.constraints,
v = isNaN(val),
gotMax = !isNaN(tc.max),
gotMin = !isNaN(tc.min)
;
if(v && delta != 0){ // blank or invalid value and they want to spin, so create defaults
val = (delta > 0) ?
gotMin ? tc.min : gotMax ? tc.max : 0 :
gotMax ? this.constraints.max : gotMin ? tc.min : 0
;
}
var newval = val + delta;
if(v || isNaN(newval)){ return val; }
if(gotMax && (newval > tc.max)){
newval = tc.max;
}
if(gotMin && (newval < tc.min)){
newval = tc.min;
}
return newval;
},
_onKeyPress: function(e){
if((e.charOrCode == dojo.keys.HOME || e.charOrCode == dojo.keys.END) && !(e.ctrlKey || e.altKey || e.metaKey)
&& typeof this.get('value') != 'undefined' /* gibberish, so HOME and END are default editing keys*/){
var value = this.constraints[(e.charOrCode == dojo.keys.HOME ? "min" : "max")];
if(typeof value == "number"){
this._setValueAttr(value, false);
}
// eat home or end key whether we change the value or not
dojo.stopEvent(e);
}
}
});
}
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