Add some help text when the service is started

Author: cgutman

app/src/main/java/org/cgutman/usbip/config/UsbIpConfig.java

@@ -24,6 +24,7 @@
 public class UsbIpConfig extends ComponentActivity {
 	private Button serviceButton;
 	private TextView serviceStatus;
+	private TextView serviceReadyText;
 
 	private boolean running;
 
@@ -37,10 +38,12 @@ private void updateStatus() {
 		if (running) {
 			serviceButton.setText("Stop Service");
 			serviceStatus.setText("USB/IP Service Running");
+			serviceReadyText.setText(R.string.ready_text);
 		}
 		else {
 			serviceButton.setText("Start Service");
 			serviceStatus.setText("USB/IP Service Stopped");
+			serviceReadyText.setText("");
 		}
 	}
 
@@ -60,8 +63,9 @@ protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
 		setContentView(R.layout.activity_usbip_config);
 
-		serviceButton = (Button) findViewById(R.id.serviceButton);
-		serviceStatus = (TextView) findViewById(R.id.serviceStatus);
+		serviceButton = findViewById(R.id.serviceButton);
+		serviceStatus = findViewById(R.id.serviceStatus);
+		serviceReadyText = findViewById(R.id.serviceReadyText);
 
 		running = isMyServiceRunning(UsbIpService.class);
 

app/src/main/res/layout/activity_usbip_config.xml

@@ -12,11 +12,21 @@
         android:layout_height="wrap_content"
         android:layout_centerHorizontal="true"
         android:textAppearance="?android:attr/textAppearanceLarge" />
+
     <Button
         android:id="@+id/serviceButton"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_below="@+id/serviceStatus"
         android:layout_centerHorizontal="true" />
-	
+
+    <TextView
+        android:id="@+id/serviceReadyText"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerVertical="true"
+        android:layout_centerHorizontal="true"
+        android:gravity="center"
+        android:textAppearance="?android:attr/textAppearanceLarge" />
+
 </RelativeLayout>

app/src/main/res/values/strings.xml

@@ -2,5 +2,6 @@
 
     <string name="app_name">USB/IP Server</string>
     <string name="service_name">USB/IP Server Service</string>
-    
+
+    <string name="ready_text">Claim a USB device from your USB/IP client to get started!</string>
 </resources>