Sencha 팝업 호출

var popupWindow = Ext.create('Ext.window.Window', {
	title: 'Setting Window',
	height: 500,
	width: 500,
	modal: true,
	layout: 'fit',
	items: [
		{
			xtype: 'form',
			bodyPadding: 10,
			items: [
				{
					xtype: 'textfield',
					fieldLabel: 'ID',
					name: 'id',
					allowBlank: false,
					readOnly: true
				}
			]
		}
	],
	buttons: [
		{
			text: 'Submit',
			handler: function() {
				var form = popupWindow.down('form').getForm();
				if(form.isValid()) {
					Ext.Msg.alert('Submitted', 'Form has been submitted!')
				};
			}
		},
		{
			text: 'Close',
			handler: function() {
				popupWindow.close();
			}
		}
	]
});

popupWindow.show();