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/*!
* Ext JS Library 3.0.3
* Copyright(c) 2006-2009 Ext JS, LLC
* licensing@extjs.com
* http://www.extjs.com/license
*/
/**
* @class Ext.ux.grid.filter.NumericFilter
* @extends Ext.ux.grid.filter.Filter
* Filters using an Ext.ux.menu.RangeMenu.
* <p><b><u>Example Usage:</u></b></p>
* <pre><code>
var filters = new Ext.ux.grid.GridFilters({
...
filters: [{
type: 'numeric',
dataIndex: 'price'
}]
});
* </code></pre>
*/
Ext.ux.grid.filter.NumericFilter = Ext.extend(Ext.ux.grid.filter.Filter, {
/**
* @cfg {Object} fieldCls
* The Class to use to construct each field item within this menu
* Defaults to:<pre>
* fieldCls : Ext.form.NumberField
* </pre>
*/
fieldCls : Ext.form.NumberField,
/**
* @cfg {Object} fieldCfg
* The default configuration options for any field item unless superseded
* by the <code>{@link #fields}</code> configuration.
* Defaults to:<pre>
* fieldCfg : {}
* </pre>
* Example usage:
* <pre><code>
fieldCfg : {
width: 150,
},
* </code></pre>
*/
/**
* @cfg {Object} fields
* The field items may be configured individually
* Defaults to <tt>undefined</tt>.
* Example usage:
* <pre><code>
fields : {
gt: { // override fieldCfg options
width: 200,
fieldCls: Ext.ux.form.CustomNumberField // to override default {@link #fieldCls}
}
},
* </code></pre>
*/
/**
* @cfg {Object} iconCls
* The iconCls to be applied to each comparator field item.
* Defaults to:<pre>
iconCls : {
gt : 'ux-rangemenu-gt',
lt : 'ux-rangemenu-lt',
eq : 'ux-rangemenu-eq'
}
* </pre>
*/
iconCls : {
gt : 'ux-rangemenu-gt',
lt : 'ux-rangemenu-lt',
eq : 'ux-rangemenu-eq'
},
/**
* @cfg {Object} menuItemCfgs
* Default configuration options for each menu item
* Defaults to:<pre>
menuItemCfgs : {
emptyText: 'Enter Filter Text...',
selectOnFocus: true,
width: 125
}
* </pre>
*/
menuItemCfgs : {
emptyText: 'Enter Filter Text...',
selectOnFocus: true,
width: 125
},
/**
* @cfg {Array} menuItems
* The items to be shown in this menu. Items are added to the menu
* according to their position within this array. Defaults to:<pre>
* menuItems : ['lt','gt','-','eq']
* </pre>
*/
menuItems : ['lt', 'gt', '-', 'eq'],
/**
* @private
* Template method that is to initialize the filter and install required menu items.
*/
init : function (config) {
// if a menu already existed, do clean up first
if (this.menu){
this.menu.destroy();
}
this.menu = new Ext.ux.menu.RangeMenu(Ext.apply(config, {
// pass along filter configs to the menu
fieldCfg : this.fieldCfg || {},
fieldCls : this.fieldCls,
fields : this.fields || {},
iconCls: this.iconCls,
menuItemCfgs: this.menuItemCfgs,
menuItems: this.menuItems,
updateBuffer: this.updateBuffer
}));
// relay the event fired by the menu
this.menu.on('update', this.fireUpdate, this);
},
/**
* @private
* Template method that is to get and return the value of the filter.
* @return {String} The value of this filter
*/
getValue : function () {
return this.menu.getValue();
},
/**
* @private
* Template method that is to set the value of the filter.
* @param {Object} value The value to set the filter
*/
setValue : function (value) {
this.menu.setValue(value);
},
/**
* @private
* Template method that is to return <tt>true</tt> if the filter
* has enough configuration information to be activated.
* @return {Boolean}
*/
isActivatable : function () {
var values = this.getValue();
for (key in values) {
if (values[key] !== undefined) {
return true;
}
}
return false;
},
/**
* @private
* Template method that is to get and return serialized filter data for
* transmission to the server.
* @return {Object/Array} An object or collection of objects containing
* key value pairs representing the current configuration of the filter.
*/
getSerialArgs : function () {
var key,
args = [],
values = this.menu.getValue();
for (key in values) {
args.push({
type: 'numeric',
comparison: key,
value: values[key]
});
}
return args;
},
/**
* Template method that is to validate the provided Ext.data.Record
* against the filters configuration.
* @param {Ext.data.Record} record The record to validate
* @return {Boolean} true if the record is valid within the bounds
* of the filter, false otherwise.
*/
validateRecord : function (record) {
var val = record.get(this.dataIndex),
values = this.getValue();
if (values.eq !== undefined && val != values.eq) {
return false;
}
if (values.lt !== undefined && val >= values.lt) {
return false;
}
if (values.gt !== undefined && val <= values.gt) {
return false;
}
return true;
}
});
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