[Android Kotlin] 포그라운드 서비스 (Foreground Service)

[출처] https://iamjm29.tistory.com/13

 

자세한 설명은 출처를 확인하도록 합니다.

 

activity_main.xml

<?xml version="1.0" encoding="utf-8"?> http://schemas.android.com/apk/res/android"</linearlayout xmlns:android="     xmlns:app="http://schemas.android.com/apk/res-auto"     xmlns:tools="http://schemas.android.com/tools"     android:layout_width="match_parent"     android:layout_height="match_parent"     android:orientation="vertical"     android:gravity="center"     tools:context=".MainActivity">     <Button         android:layout_width="150dp"         android:layout_height="wrap_content"         android:text="Start Service"         android:id="@+id/btn_start"/>     <Button         android:layout_width="150dp"         android:layout_height="wrap_content"         android:text="Stop Service"         android:id="@+id/btn_stop"/> </LinearLayout>

 

 

AndroidManifest.xml

아래 전체를 복사하지 말고, 색칠한 곳만 참고하도록 합니다.

생성된 패키지명이 다르면 테마 이름도 다르기 때문입니다.

<?xml version="1.0" encoding="utf-8"?> http://schemas.android.com/apk/res/android"</manifest xmlns:android="     xmlns:tools="http://schemas.android.com/tools">     <uses-permission android:name="android.permission.FOREGROUND_SERVICE"/>     <application         android:allowBackup="true"         android:dataExtractionRules="@xml/data_extraction_rules"         android:fullBackupContent="@xml/backup_rules"         android:icon="@mipmap/ic_launcher"         android:label="@string/app_name"         android:roundIcon="@mipmap/ic_launcher_round"         android:supportsRtl="true"         android:theme="@style/Theme.Test"         tools:targetApi="31">         <activity             android:name=".MainActivity"             android:exported="true">             <intent-filter>                 <action android:name="android.intent.action.MAIN" />                 <category android:name="android.intent.category.LAUNCHER" />             </intent-filter>         </activity>         <service             android:name=".MyService"             android:enabled="true"             android:exported="true" />     </application> </manifest>

 

 

MainActivity.kt

package kr.sysdocu.test import android.content.Intent import android.os.Bundle import android.view.View import android.widget.Button import android.widget.Toast import androidx.appcompat.app.AppCompatActivity class MainActivity : AppCompatActivity() {     //Button     var btn_start: Button? = null     var btn_stop: Button? = null     override fun onCreate(savedInstanceState: Bundle?) {         super.onCreate(savedInstanceState)         setContentView(R.layout.activity_main)         btn_start = findViewById(R.id.btn_start)         btn_stop = findViewById(R.id.btn_stop)         btn_start!!.setOnClickListener(View.OnClickListener {             val serviceIntent = Intent(this@MainActivity, MyService::class.java)             startService(serviceIntent)             Toast.makeText(this@MainActivity, "Service start", Toast.LENGTH_SHORT).show()         })         btn_stop!!.setOnClickListener(View.OnClickListener {             val serviceIntent = Intent(this@MainActivity, MyService::class.java)             stopService(serviceIntent)             Toast.makeText(this@MainActivity, "Service stop", Toast.LENGTH_SHORT).show()         })     } }

 

MyService.kt

package kr.sysdocu.test import android.app.* import android.content.Intent import android.graphics.Color import android.os.Build import android.os.IBinder import android.util.Log import androidx.core.app.NotificationCompat class MyService : Service() {     private var mThread: Thread? = null     companion object {         private const val TAG = "MyService"         private const val NOTI_ID = 1     }     private fun createNotification() {         val builder = NotificationCompat.Builder(this, "default")         builder.setSmallIcon(R.mipmap.ic_launcher)         builder.setContentTitle("Foreground Service")         builder.setContentText("포그라운드 서비스")         builder.color = Color.RED         val notificationIntent = Intent(this, MainActivity::class.java)         notificationIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_SINGLE_TOP)         val pendingIntent = PendingIntent.getActivity(this, 0, notificationIntent, PendingIntent.FLAG_IMMUTABLE)         builder.setContentIntent(pendingIntent) // 알림 클릭 시 이동         val notificationManager = getSystemService(NOTIFICATION_SERVICE) as NotificationManager         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {             notificationManager.createNotificationChannel(                 NotificationChannel(                     "default",                     "기본 채널",                     NotificationManager.IMPORTANCE_DEFAULT                 )             )         }         val notification = builder.build()         startForeground(NOTI_ID, notification)     }     override fun onCreate() {         super.onCreate()         createNotification()         mThread = object : Thread("My Thread") {             override fun run() {                 super.run()                 for (i in 0..99) {                     Log.d(TAG, "count : $i")                     try {                         sleep(1000)                     } catch (e: InterruptedException) {                         currentThread().interrupt()                         break                     }                 }             }         }         mThread!!.start()         Log.d(TAG, "onCreate")     }     override fun onStartCommand(intent: Intent, flags: Int, startId: Int): Int {         Log.d(TAG, "onStartCommand")         return START_NOT_STICKY     }     override fun onDestroy() {         super.onDestroy()         if (mThread != null) {             mThread!!.interrupt()             mThread = null         }         Log.d(TAG, "onDestroy")     }     override fun onBind(intent: Intent?): IBinder? {         return null     } }