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<pre class="prettyprint lang-js"><span id='Ext-ux-grid-filter-Filter'>/**
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</span> * Abstract base class for filter implementations.
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*/
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Ext.define('Ext.ux.grid.filter.Filter', {
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extend: 'Ext.util.Observable',
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<span id='Ext-ux-grid-filter-Filter-cfg-active'> /**
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</span> * @cfg {Boolean} active
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* Indicates the initial status of the filter (defaults to false).
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*/
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active : false,
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<span id='Ext-ux-grid-filter-Filter-property-active'> /**
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</span> * True if this filter is active. Use setActive() to alter after configuration.
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* @type Boolean
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* @property active
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*/
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<span id='Ext-ux-grid-filter-Filter-cfg-dataIndex'> /**
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</span> * @cfg {String} dataIndex
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* The {@link Ext.data.Store} dataIndex of the field this filter represents.
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* The dataIndex does not actually have to exist in the store.
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*/
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dataIndex : null,
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<span id='Ext-ux-grid-filter-Filter-property-menu'> /**
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</span> * The filter configuration menu that will be installed into the filter submenu of a column menu.
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* @type Ext.menu.Menu
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* @property
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*/
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menu : null,
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<span id='Ext-ux-grid-filter-Filter-cfg-updateBuffer'> /**
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</span> * @cfg {Number} updateBuffer
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* Number of milliseconds to wait after user interaction to fire an update. Only supported
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* by filters: 'list', 'numeric', and 'string'. Defaults to 500.
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*/
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updateBuffer : 500,
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<span id='Ext-ux-grid-filter-Filter-method-constructor'> constructor : function (config) {
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</span> Ext.apply(this, config);
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this.addEvents(
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<span id='Ext-ux-grid-filter-Filter-event-activate'> /**
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</span> * @event activate
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* Fires when an inactive filter becomes active
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* @param {Ext.ux.grid.filter.Filter} this
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*/
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'activate',
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<span id='Ext-ux-grid-filter-Filter-event-deactivate'> /**
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</span> * @event deactivate
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* Fires when an active filter becomes inactive
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* @param {Ext.ux.grid.filter.Filter} this
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*/
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'deactivate',
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<span id='Ext-ux-grid-filter-Filter-event-serialize'> /**
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</span> * @event serialize
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* Fires after the serialization process. Use this to attach additional parameters to serialization
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* data before it is encoded and sent to the server.
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* @param {Array/Object} data A map or collection of maps representing the current filter configuration.
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* @param {Ext.ux.grid.filter.Filter} filter The filter being serialized.
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*/
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'serialize',
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<span id='Ext-ux-grid-filter-Filter-event-update'> /**
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</span> * @event update
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* Fires when a filter configuration has changed
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* @param {Ext.ux.grid.filter.Filter} this The filter object.
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*/
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'update'
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);
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Ext.ux.grid.filter.Filter.superclass.constructor.call(this);
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this.menu = this.createMenu(config);
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this.init(config);
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if(config && config.value){
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this.setValue(config.value);
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this.setActive(config.active !== false, true);
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delete config.value;
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}
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},
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<span id='Ext-ux-grid-filter-Filter-method-destroy'> /**
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</span> * Destroys this filter by purging any event listeners, and removing any menus.
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*/
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destroy : function(){
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if (this.menu){
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this.menu.destroy();
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}
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this.clearListeners();
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},
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<span id='Ext-ux-grid-filter-Filter-method-init'> /**
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</span> * Template method to be implemented by all subclasses that is to
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* initialize the filter and install required menu items.
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* Defaults to Ext.emptyFn.
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*/
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init : Ext.emptyFn,
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<span id='Ext-ux-grid-filter-Filter-method-createMenu'> /**
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</span> * @private @override
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* Creates the Menu for this filter.
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* @param {Object} config Filter configuration
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* @return {Ext.menu.Menu}
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*/
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createMenu: function(config) {
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config.plain = true;
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return Ext.create('Ext.menu.Menu', config);
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},
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<span id='Ext-ux-grid-filter-Filter-method-getValue'> /**
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</span> * Template method to be implemented by all subclasses that is to
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* get and return the value of the filter.
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* Defaults to Ext.emptyFn.
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* @return {Object} The 'serialized' form of this filter
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* @template
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*/
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getValue : Ext.emptyFn,
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<span id='Ext-ux-grid-filter-Filter-method-setValue'> /**
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</span> * Template method to be implemented by all subclasses that is to
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* set the value of the filter and fire the 'update' event.
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* Defaults to Ext.emptyFn.
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* @param {Object} data The value to set the filter
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* @template
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*/
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setValue : Ext.emptyFn,
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<span id='Ext-ux-grid-filter-Filter-method-isActivatable'> /**
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</span> * Template method to be implemented by all subclasses that is to
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* return <tt>true</tt> if the filter has enough configuration information to be activated.
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* Defaults to <tt>return true</tt>.
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* @return {Boolean}
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*/
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isActivatable : function(){
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return true;
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},
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<span id='Ext-ux-grid-filter-Filter-method-getSerialArgs'> /**
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</span> * Template method to be implemented by all subclasses that is to
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* get and return serialized filter data for transmission to the server.
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* Defaults to Ext.emptyFn.
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*/
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getSerialArgs : Ext.emptyFn,
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<span id='Ext-ux-grid-filter-Filter-method-validateRecord'> /**
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</span> * Template method to be implemented by all subclasses that is to
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* validates the provided Ext.data.Record against the filters configuration.
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* Defaults to <tt>return true</tt>.
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* @param {Ext.data.Record} record The record to validate
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* @return {Boolean} true if the record is valid within the bounds
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* of the filter, false otherwise.
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*/
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validateRecord : function(){
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return true;
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},
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<span id='Ext-ux-grid-filter-Filter-method-serialize'> /**
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</span> * Returns the serialized filter data for transmission to the server
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* and fires the 'serialize' event.
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* @return {Object/Array} An object or collection of objects containing
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* key value pairs representing the current configuration of the filter.
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*/
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serialize : function(){
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var args = this.getSerialArgs();
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this.fireEvent('serialize', args, this);
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return args;
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},
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<span id='Ext-ux-grid-filter-Filter-method-fireUpdate'> /** @private */
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</span> fireUpdate : function(){
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if (this.active) {
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this.fireEvent('update', this);
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}
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this.setActive(this.isActivatable());
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},
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<span id='Ext-ux-grid-filter-Filter-method-setActive'> /**
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</span> * Sets the status of the filter and fires the appropriate events.
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* @param {Boolean} active The new filter state.
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* @param {Boolean} suppressEvent True to prevent events from being fired.
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*/
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setActive : function(active, suppressEvent){
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if(this.active != active){
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this.active = active;
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if (suppressEvent !== true) {
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this.fireEvent(active ? 'activate' : 'deactivate', this);
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}
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}
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}
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});
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</pre>
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