source: trunk/web/addons/job_monarch/lib/extjs/examples/grid-filtering/grid/filter/StringFilter.js @ 619

/*
 * Ext JS Library 2.2.1
 * Copyright(c) 2006-2009, Ext JS, LLC.
 * licensing@extjs.com
 * 
 * http://extjs.com/license
 */

Ext.grid.filter.StringFilter = Ext.extend(Ext.grid.filter.Filter, {
        updateBuffer: 500,
        icon: '/img/small_icons/famfamfam/find.png',
        
        init: function() {
                var value = this.value = new Ext.menu.EditableItem({icon: this.icon});
                value.on('keyup', this.onKeyUp, this);
                this.menu.add(value);
                
                this.updateTask = new Ext.util.DelayedTask(this.fireUpdate, this);
        },
        
        onKeyUp: function(event) {
                if(event.getKey() == event.ENTER){
                        this.menu.hide(true);
                        return;
                }
                this.updateTask.delay(this.updateBuffer);
        },
        
        isActivatable: function() {
                return this.value.getValue().length > 0;
        },
        
        fireUpdate: function() {                
                if(this.active) {
                        this.fireEvent("update", this);
    }
                this.setActive(this.isActivatable());
        },
        
        setValue: function(value) {
                this.value.setValue(value);
                this.fireEvent("update", this);
        },
        
        getValue: function() {
                return this.value.getValue();
        },
        
        serialize: function() {
                var args = {type: 'string', value: this.getValue()};
                this.fireEvent('serialize', args, this);
                return args;
        },
        
        validateRecord: function(record) {
                var val = record.get(this.dataIndex);
                if(typeof val != "string") {
                        return this.getValue().length == 0;
    }
                return val.toLowerCase().indexOf(this.getValue().toLowerCase()) > -1;
        }
});