added optionspanel, does not work

www/app/view/OptionsPanel.js

+Ext.define('app.view.OptionsPanel', {
+	extend: 'Ext.Panel',
+	xtype: 'SimulationOptions',
+	id: 'simulation_options',
+	config: {
+		right: 40,
+		width: 200,
+		height: 100,
+		//scroll: true,
+		modal: true,
+		items: [{
+			xtype: 'list',
+			fullscreen: true,
+			itemTpl: 'Simulation {type}',
+			data: [
+				{type: "Flood Simulation"},
+				{type: "Lsm"}
+			],
+		}]
+	}
+});
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