source: Dev/branches/rest-dojo-ui/client/dojox/mobile/SpinWheel.js @ 256

define([
        "dojo/_base/array",
        "dojo/_base/declare",
        "dojo/_base/lang",
        "dojo/dom-class",
        "dojo/dom-construct",
        "dijit/_Contained",
        "dijit/_Container",
        "dijit/_WidgetBase",
        "./SpinWheelSlot"
], function(array, declare, lang, domClass, domConstruct, Contained, Container, WidgetBase, SpinWheelSlot){

/*=====
        var Contained = dijit._Contained;
        var Container = dijit._Container;
        var WidgetBase = dijit._WidgetBase;
=====*/

        // module:
        //              dojox/mobile/SpinWheel
        // summary:
        //              A value picker widget that has spin wheels.

        return declare("dojox.mobile.SpinWheel", [WidgetBase, Container, Contained],{
                // summary:
                //              A value picker widget that has spin wheels.
                // description:
                //              SpinWheel is a value picker component. It is a sectioned wheel
                //              that can be used to pick up some values from the wheel slots by
                //              spinning them.

                // slotClasses: Array
                //              An array of slot classes to be this SpinWheel's slots.
                slotClasses: [],

                // slotProps: Array
                //              An array of property objects for each slot class specified in
                //              slotClasses.
                slotProps: [],

                /* internal properties */       
                centerPos: 0,

                buildRendering: function(){
                        this.inherited(arguments);
                        domClass.add(this.domNode, "mblSpinWheel");
                        this.centerPos = Math.round(this.domNode.offsetHeight / 2);

                        this.slots = [];
                        for(var i = 0; i < this.slotClasses.length; i++){
                                this.slots.push(((typeof this.slotClasses[i] =='string') ? lang.getObject(this.slotClasses[i]) : this.slotClasses[i])(this.slotProps[i]));
                                this.addChild(this.slots[i]);
                        }
                        domConstruct.create("DIV", {className: "mblSpinWheelBar"}, this.domNode);
                },

                startup: function(){
                        this.inherited(arguments);
                        this.reset();
                },

                getValue: function(){
                        // summary:
                        //              Returns an array of slot values.
                        var a = [];
                        array.forEach(this.getChildren(), function(w){
                                if(w instanceof SpinWheelSlot){
                                        a.push(w.getValue());
                                }
                        }, this);
                        return a;
                },

                setValue: function(/*Array*/a){
                        // summary:
                        //              Sets the slot values.
                        var i = 0;
                        array.forEach(this.getChildren(), function(w){
                                if(w instanceof SpinWheelSlot){
                                        w.setValue(a[i]);
                                        w.setColor(a[i]);
                                        i++;
                                }
                        }, this);
                },

                reset: function(){
                        // summary:
                        //              Resets the SpinWheel to show the initial values.
                        array.forEach(this.getChildren(), function(w){
                                if(w instanceof SpinWheelSlot){
                                        w.setInitialValue();
                                }
                        }, this);
                }
        });
});