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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
/**
@module "montage/ui/dynamic-text.reel"
@requires montage/core/core
@requires montage/ui/component
*/
var Montage = require("montage").Montage,
Component = require("ui/component").Component;
/**
@class module:"montage/ui/dynamic-text.reel".DynamicText
@extends module:montage/ui/component.Component
*/
exports.DynamicText = Montage.create(Component, /** @lends module:"montage/ui/dynamic-text.reel".DynamicText# */ {
hasTemplate: {
value: false
},
_value: {
value: null
},
/**
Description TODO
@type {Property}
@default null
*/
value: {
get: function() {
return this._value;
},
set: function(value) {
if (this._value !== value) {
this._value = value;
this.needsDraw = true;
}
},
serializable: true
},
/**
The Montage converted used to convert or format values displayed by this DynamicText instance.
@type {Property}
@default null
*/
converter: {
value: null,
serializable: true
},
/**
The default string value assigned to the DynamicText instance.
@type {Property}
@default {String} ""
*/
defaultValue: {
value: "",
serializable: true
},
_valueNode: {
value: null
},
_RANGE: {
value: document.createRange()
},
prepareForDraw: {
value: function() {
var range = this._RANGE;
range.selectNodeContents(this.element);
range.deleteContents();
this._valueNode = document.createTextNode("");
range.insertNode(this._valueNode);
}
},
draw: {
value: function() {
// get correct value
var value = this._value, displayValue = (value || 0 === value ) ? value : this.defaultValue;
if (this.converter) {
displayValue = this.converter.convert(displayValue);
}
//push to DOM
this._valueNode.data = displayValue;
}
}
});
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