Add exit button

Makefile

@@ -12,6 +12,9 @@ $(TARGET): $(SRCS)
 run: $(TARGET)
 	./$(TARGET)
 
+install:
+	cp olympuswifi /usr/local/bin/
+
 clean:
 	rm -f $(TARGET)
 

src/main.vala

@@ -120,6 +120,7 @@ public class ImageItem : Gtk.FlowBoxChild {
 
 public class ConnectPage : Gtk.Box {
     private Gtk.Button connect_button;
+    private Gtk.Button exit_button;
     private Gtk.Label status_label;
     private Gtk.Spinner spinner;
     private Gtk.Box status_box;
@@ -151,7 +152,7 @@ public class ConnectPage : Gtk.Box {
         append (new Gtk.Label (""));
 
         // Connect button
-        connect_button = new Gtk.Button.with_label(   "Connect to Camera");
+        connect_button = new Gtk.Button.with_label("connect to camera");
         connect_button.add_css_class ("suggested-action");
         connect_button.add_css_class ("circular");
         connect_button.hexpand = false;
@@ -159,9 +160,19 @@ public class ConnectPage : Gtk.Box {
         connect_button.height_request = 60;
         connect_button.valign = Gtk.Align.CENTER;
 
+        // Exit button
+        exit_button = new Gtk.Button.with_label("exit");
+        exit_button.add_css_class ("circular");
+        exit_button.hexpand = false;
+        exit_button.width_request = 120;
+        exit_button.height_request = 60;
+        exit_button.valign = Gtk.Align.CENTER;
+
+
         var button_box = new Gtk.Box (Gtk.Orientation.HORIZONTAL, 0);
         button_box.halign = Gtk.Align.CENTER;
         button_box.append (connect_button);
+        button_box.append (exit_button);
         append (button_box);
 
         // Status box (spinner + label)
@@ -178,6 +189,7 @@ public class ConnectPage : Gtk.Box {
         append (status_box);
 
         connect_button.clicked.connect (on_connect_clicked);
+        exit_button.clicked.connect (on_exit_clicked);
     }
 
     private void on_connect_clicked () {
@@ -186,6 +198,13 @@ public class ConnectPage : Gtk.Box {
         new Thread<void*> ("connect", connect_thread);
     }
 
+    private void on_exit_clicked () {
+        var window = (Gtk.Window) this.get_root ();
+        if (window != null) {
+            window.destroy ();
+        }
+    }
+
     private void* connect_thread () {
         var camera = new CameraClient ();