GUI refresh fixed and GUI refresh test button added

Electronic.java

@@ -8,7 +8,7 @@ public Electronic(String name, Room room, boolean state) {
 
 	public void toggleSwitch() {
 		state = state ? false : true;
-//		GUI.refreshGUI();
+		((MainFrame) GUI.frame).refreshGUI();
 	}
 
 	public boolean getState() {

GUI.java

@@ -2,12 +2,12 @@
 import javax.swing.SwingUtilities;
 
 public class GUI {
-
+	static JFrame frame;
 	public static void main(String[] args) {
 
 		SwingUtilities.invokeLater(new Runnable() {
 			public void run() {
-				JFrame frame = new MainFrame("Smart Home");
+				frame = new MainFrame("Smart Home");
 				frame.setSize(500, 400);
 				frame.setLocationRelativeTo(null);
 				frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

MainFrame.java

@@ -34,7 +34,7 @@ public MainFrame(String title) {
 		detailsTextArea.setEditable(false);
 		detailsTextArea.setLineWrap(true);
 
-		button = new JButton("Click me");
+		button = new JButton("Toggle");
 
 		for(Thing thing : Simulator.getThings()) {
 			listSelectionModel.addElement(thing);
@@ -49,13 +49,12 @@ public MainFrame(String title) {
 		ListenForList lForList = new ListenForList();
 		list.addListSelectionListener(lForList);
 
-		button.setText("Click");
 		ListenForButton lForButton = new ListenForButton();
 		button.addActionListener(lForButton);
 
-		button.setBorderPainted(false);
 		itemsPanel.add(list);
 		itemsPanel.add(scroller);
+		itemsPanel.add(button);
 
 		detailsPanel.add(detailsTextArea, BorderLayout.CENTER);
 
@@ -71,14 +70,20 @@ public void refreshGUI() {
 			detailsBuffer.append(s);
 		}
 		detailsTextArea.setText(detailsBuffer.toString());
+		if(thingBeingDisplayed instanceof Electronic) {
+			String btnDisplay = detailsInfo.get(2).toString().equals("ON") ? "Turn Off" : "Turn On";
+			button.setText(btnDisplay);
+		}
 	}	
 
 	private class ListenForButton implements ActionListener {
 
 		@Override
 		public void actionPerformed(ActionEvent e) {
 			if(e.getSource() == button) {
-
+				if(thingBeingDisplayed instanceof Electronic) {
+					((Electronic)thingBeingDisplayed).toggleSwitch();
+				}
 			}
 		}
 	}
@@ -88,6 +93,11 @@ private class ListenForList implements ListSelectionListener {
 		@Override
 		public void valueChanged(ListSelectionEvent e) {
 			if(e.getSource() == list) {
+				if(!(thingBeingDisplayed instanceof Electronic)) {
+					button.setVisible(false);
+				} else {
+					button.setVisible(true);
+				}
 				thingBeingDisplayed = list.getSelectedValue();
 				refreshGUI();
 			}