android: Convert ForegroundService to Kotlin

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/ForegroundService.java

@@ -1,63 +0,0 @@
-/**
- * Copyright 2014 Dolphin Emulator Project
- * Licensed under GPLv2+
- * Refer to the license.txt file included.
- */
-
-package org.yuzu.yuzu_emu.utils;
-
-import android.app.PendingIntent;
-import android.app.Service;
-import android.content.Intent;
-import android.os.IBinder;
-
-import androidx.core.app.NotificationCompat;
-import androidx.core.app.NotificationManagerCompat;
-
-import org.yuzu.yuzu_emu.R;
-import org.yuzu.yuzu_emu.activities.EmulationActivity;
-
-/**
- * A service that shows a permanent notification in the background to avoid the app getting
- * cleared from memory by the system.
- */
-public class ForegroundService extends Service {
-    private static final int EMULATION_RUNNING_NOTIFICATION = 0x1000;
-
-    private void showRunningNotification() {
-        // Intent is used to resume emulation if the notification is clicked
-        PendingIntent contentIntent = PendingIntent.getActivity(this, 0,
-                new Intent(this, EmulationActivity.class), PendingIntent.FLAG_IMMUTABLE);
-
-        NotificationCompat.Builder builder = new NotificationCompat.Builder(this, getString(R.string.app_notification_channel_id))
-                .setSmallIcon(R.drawable.ic_stat_notification_logo)
-                .setContentTitle(getString(R.string.app_name))
-                .setContentText(getString(R.string.app_notification_running))
-                .setPriority(NotificationCompat.PRIORITY_LOW)
-                .setOngoing(true)
-                .setVibrate(null)
-                .setSound(null)
-                .setContentIntent(contentIntent);
-        startForeground(EMULATION_RUNNING_NOTIFICATION, builder.build());
-    }
-
-    @Override
-    public IBinder onBind(Intent intent) {
-        return null;
-    }
-
-    @Override
-    public void onCreate() {
-        showRunningNotification();
-    }
-
-    @Override
-    public int onStartCommand(Intent intent, int flags, int startId) {
-        return START_STICKY;
-    }
-
-    @Override
-    public void onDestroy() {
-        NotificationManagerCompat.from(this).cancel(EMULATION_RUNNING_NOTIFICATION);
-    }
-}

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/ForegroundService.kt

@@ -0,0 +1,56 @@
+package org.yuzu.yuzu_emu.utils
+
+import android.app.PendingIntent
+import android.app.Service
+import android.content.Intent
+import android.os.IBinder
+import androidx.core.app.NotificationCompat
+import androidx.core.app.NotificationManagerCompat
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.activities.EmulationActivity
+
+/**
+ * A service that shows a permanent notification in the background to avoid the app getting
+ * cleared from memory by the system.
+ */
+class ForegroundService : Service() {
+    companion object {
+        private const val EMULATION_RUNNING_NOTIFICATION = 0x1000
+    }
+
+    private fun showRunningNotification() {
+        // Intent is used to resume emulation if the notification is clicked
+        val contentIntent = PendingIntent.getActivity(
+            this, 0,
+            Intent(this, EmulationActivity::class.java),
+            PendingIntent.FLAG_IMMUTABLE
+        )
+        val builder =
+            NotificationCompat.Builder(this, getString(R.string.app_notification_channel_id))
+                .setSmallIcon(R.drawable.ic_stat_notification_logo)
+                .setContentTitle(getString(R.string.app_name))
+                .setContentText(getString(R.string.app_notification_running))
+                .setPriority(NotificationCompat.PRIORITY_LOW)
+                .setOngoing(true)
+                .setVibrate(null)
+                .setSound(null)
+                .setContentIntent(contentIntent)
+        startForeground(EMULATION_RUNNING_NOTIFICATION, builder.build())
+    }
+
+    override fun onBind(intent: Intent): IBinder? {
+        return null
+    }
+
+    override fun onCreate() {
+        showRunningNotification()
+    }
+
+    override fun onStartCommand(intent: Intent, flags: Int, startId: Int): Int {
+        return START_STICKY
+    }
+
+    override fun onDestroy() {
+        NotificationManagerCompat.from(this).cancel(EMULATION_RUNNING_NOTIFICATION)
+    }
+}