/** * @private */Ext.define('Ext.behavior.Draggable', { extend: 'Ext.behavior.Behavior', requires: [ 'Ext.util.Draggable' ], setConfig: function(config) { var draggable = this.draggable, component = this.component, listeners = this.listeners; if (config) { if (!draggable) { component.setTranslatable(config.translatable); this.draggable = draggable = new Ext.util.Draggable(config); draggable.setTranslatable(component.getTranslatable()); draggable.setElement(component.renderElement); draggable.on('destroy', 'onDraggableDestroy', this); if (listeners) { component.on(listeners); } } else if (Ext.isObject(config)) { draggable.setConfig(config); } } else if (draggable) { draggable.destroy(); } return this; }, getDraggable: function() { return this.draggable; }, onDraggableDestroy: function() { delete this.draggable; }, onComponentDestroy: function() { var draggable = this.draggable; if (draggable) { draggable.destroy(); } }});