Add on-screen connection warnings

app/src/main/java/com/limelight/Game.java

@@ -66,6 +66,7 @@ import android.view.Window;
 import android.view.WindowManager;
 import android.widget.FrameLayout;
 import android.view.inputmethod.InputMethodManager;
+import android.widget.TextView;
 import android.widget.Toast;
 
 import java.io.ByteArrayInputStream;
@@ -111,6 +112,7 @@ public class Game extends Activity implements SurfaceHolder.Callback,
     private boolean grabbedInput = true;
     private boolean grabComboDown = false;
     private StreamView streamView;
+    private TextView notificationOverlayView;
 
     private ShortcutHelper shortcutHelper;
 
@@ -202,6 +204,8 @@ public class Game extends Activity implements SurfaceHolder.Callback,
         streamView.setOnTouchListener(this);
         streamView.setInputCallbacks(this);
 
+        notificationOverlayView = findViewById(R.id.notificationOverlay);
+
         inputCaptureProvider = InputCaptureManager.getInputCaptureProvider(this, this);
 
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
@@ -1340,8 +1344,29 @@ public class Game extends Activity implements SurfaceHolder.Callback,
     }
 
     @Override
-    public void connectionStatusUpdate(int connectionStatus) {
+    public void connectionStatusUpdate(final int connectionStatus) {
-        // TODO
+        runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
+                if (prefConfig.disableWarnings) {
+                    return;
+                }
+
+                if (connectionStatus == MoonBridge.CONN_STATUS_POOR) {
+                    if (prefConfig.bitrate > 5000) {
+                        notificationOverlayView.setText(getResources().getString(R.string.slow_connection_msg));
+                    }
+                    else {
+                        notificationOverlayView.setText(getResources().getString(R.string.poor_connection_msg));
+                    }
+
+                    notificationOverlayView.setVisibility(View.VISIBLE);
+                }
+                else if (connectionStatus == MoonBridge.CONN_STATUS_OKAY) {
+                    notificationOverlayView.setVisibility(View.GONE);
+                }
+            }
+        });
     }
 
     @Override

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

@@ -10,4 +10,16 @@
         android:layout_height="match_parent"
         android:layout_gravity="center" />
 
+    <TextView
+        android:id="@+id/notificationOverlay"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="10dp"
+        android:layout_marginStart="10dp"
+        android:layout_gravity="right"
+        android:textAppearance="?android:attr/textAppearanceLarge"
+        android:gravity="right"
+        android:background="#80000000"
+        android:visibility="gone" />
+
 </merge>

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

@@ -84,6 +84,8 @@
     <string name="title_details">Details</string>
     <string name="help">Help</string>
     <string name="delete_pc_msg">Are you sure you want to delete this PC?</string>
+    <string name="slow_connection_msg">Slow connection to PC\nReduce your bitrate</string>
+    <string name="poor_connection_msg">Poor connection to PC</string>
 
     <!-- AppList activity -->
     <string name="applist_connect_msg">Connecting to PC…</string>

app/src/main/res/xml/preferences.xml

@@ -149,6 +149,11 @@
     </PreferenceCategory>
     <PreferenceCategory android:title="@string/category_advanced_settings"
         android:key="category_advanced_settings">
+        <CheckBoxPreference
+            android:key="checkbox_disable_warnings"
+            android:title="@string/title_checkbox_disable_warnings"
+            android:summary="@string/summary_checkbox_disable_warnings"
+            android:defaultValue="false" />
         <ListPreference
             android:key="video_format"
             android:title="@string/title_video_format"