/**
- * @class Ext.form.NumberField
- * @extends Ext.form.TextField
- * Numeric text field that provides automatic keystroke filtering and numeric validation.
- * @constructor
- * Creates a new NumberField
- * @param {Object} config Configuration options
- * @xtype numberfield
- */
-Ext.form.NumberField = Ext.extend(Ext.form.TextField, {
- /**
- * @cfg {RegExp} stripCharsRe @hide
- */
- /**
- * @cfg {RegExp} maskRe @hide
- */
- /**
- * @cfg {String} fieldClass The default CSS class for the field (defaults to "x-form-field x-form-num-field")
- */
- fieldClass: "x-form-field x-form-num-field",
- /**
- * @cfg {Boolean} allowDecimals False to disallow decimal values (defaults to true)
- */
- allowDecimals : true,
- /**
- * @cfg {String} decimalSeparator Character(s) to allow as the decimal separator (defaults to '.')
- */
- decimalSeparator : ".",
- /**
- * @cfg {Number} decimalPrecision The maximum precision to display after the decimal separator (defaults to 2)
- */
- decimalPrecision : 2,
- /**
- * @cfg {Boolean} allowNegative False to prevent entering a negative sign (defaults to true)
- */
- allowNegative : true,
- /**
- * @cfg {Number} minValue The minimum allowed value (defaults to Number.NEGATIVE_INFINITY)
- */
- minValue : Number.NEGATIVE_INFINITY,
- /**
- * @cfg {Number} maxValue The maximum allowed value (defaults to Number.MAX_VALUE)
- */
- maxValue : Number.MAX_VALUE,
- /**
- * @cfg {String} minText Error text to display if the minimum value validation fails (defaults to "The minimum value for this field is {minValue}")
- */
- minText : "The minimum value for this field is {0}",
- /**
- * @cfg {String} maxText Error text to display if the maximum value validation fails (defaults to "The maximum value for this field is {maxValue}")
- */
- maxText : "The maximum value for this field is {0}",
- /**
- * @cfg {String} nanText Error text to display if the value is not a valid number. For example, this can happen
- * if a valid character like '.' or '-' is left in the field with no number (defaults to "{value} is not a valid number")
- */
- nanText : "{0} is not a valid number",
- /**
- * @cfg {String} baseChars The base set of characters to evaluate as valid numbers (defaults to '0123456789').
- */
- baseChars : "0123456789",
-
- // private
- initEvents : function(){
- var allowed = this.baseChars + '';
- if (this.allowDecimals) {
- allowed += this.decimalSeparator;
- }
- if (this.allowNegative) {
- allowed += '-';
- }
- this.maskRe = new RegExp('[' + Ext.escapeRe(allowed) + ']');
- Ext.form.NumberField.superclass.initEvents.call(this);
- },
-
- // private
- validateValue : function(value){
- if(!Ext.form.NumberField.superclass.validateValue.call(this, value)){
- return false;
- }
- if(value.length < 1){ // if it's blank and textfield didn't flag it then it's valid
- return true;
- }
- value = String(value).replace(this.decimalSeparator, ".");
- if(isNaN(value)){
- this.markInvalid(String.format(this.nanText, value));
- return false;
- }
- var num = this.parseValue(value);
- if(num < this.minValue){
- this.markInvalid(String.format(this.minText, this.minValue));
- return false;
- }
- if(num > this.maxValue){
- this.markInvalid(String.format(this.maxText, this.maxValue));
- return false;
- }
- return true;
- },
-
- getValue : function(){
- return this.fixPrecision(this.parseValue(Ext.form.NumberField.superclass.getValue.call(this)));
- },
-
- setValue : function(v){
- v = Ext.isNumber(v) ? v : parseFloat(String(v).replace(this.decimalSeparator, "."));
- v = isNaN(v) ? '' : String(v).replace(".", this.decimalSeparator);
- return Ext.form.NumberField.superclass.setValue.call(this, v);
- },
-
- /**
- * Replaces any existing {@link #minValue} with the new value.
- * @param {Number} value The minimum value
- */
- setMinValue : function(value){
- this.minValue = Ext.num(value, Number.NEGATIVE_INFINITY);
- },
-
- /**
- * Replaces any existing {@link #maxValue} with the new value.
- * @param {Number} value The maximum value
- */
- setMaxValue : function(value){
- this.maxValue = Ext.num(value, Number.MAX_VALUE);
- },
-
- // private
- parseValue : function(value){
- value = parseFloat(String(value).replace(this.decimalSeparator, "."));
- return isNaN(value) ? '' : value;
- },
-
- // private
- fixPrecision : function(value){
- var nan = isNaN(value);
- if(!this.allowDecimals || this.decimalPrecision == -1 || nan || !value){
- return nan ? '' : value;
- }
- return parseFloat(parseFloat(value).toFixed(this.decimalPrecision));
- },
-
- beforeBlur : function(){
- var v = this.parseValue(this.getRawValue());
- if(!Ext.isEmpty(v)){
- this.setValue(this.fixPrecision(v));
- }
- }
-});
-Ext.reg('numberfield', Ext.form.NumberField);