帶振動、聲音、操作和大型檢視樣式的 Android 通知示例
此示例演示了帶振動、聲音、操作和大型檢視樣式的 Android 通知示例
步驟 1 - 在 Android Studio 中建立一個新專案,轉到檔案 ⇒ 新建專案,並填寫所有必需的詳細資訊以建立新專案。
步驟 2 - 將以下程式碼新增到 res/layout/activity_main.xml 中。
<? xml version= "1.0" encoding= "utf-8" ?> <android.support.constraint.ConstraintLayout xmlns: android = "http://schemas.android.com/apk/res/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 :padding= "16dp" tools :context= ".MainActivity" > <Button android :id = "@+id/btnCreateNotification" android :layout_width= "0dp" android :layout_height= "wrap_content" android :text = "Create notification" app :layout_constraintBottom_toBottomOf= "parent" app :layout_constraintEnd_toEndOf= "parent" app :layout_constraintStart_toStartOf= "parent" app :layout_constraintTop_toTopOf= "parent" /> </android.support.constraint.ConstraintLayout>
步驟 3 - 將以下程式碼新增到 src/MainActivity.java 中
package app.tutorialspoint.com.notifyme;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.support.v4.app.NotificationCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
public class MainActivity extends AppCompatActivity {
private final static String default_notification_channel_id = "default";
@Override
protected void onCreate (Bundle savedInstanceState) {
super .onCreate(savedInstanceState);
setContentView(R.layout. activity_main );
Button btnCreateNotification = findViewById(R.id. btnCreateNotification );
btnCreateNotification.setOnClickListener( new View.OnClickListener() {
@Override
public void onClick (View v) {
Intent intent = new Intent(getApplicationContext(), MainActivity. class );
final PendingIntent resultPendingIntent =
PendingIntent. getActivity (
MainActivity. this,
0,
intent,
PendingIntent. FLAG_CANCEL_CURRENT
);
NotificationCompat.Builder mBuilder =
new NotificationCompat.Builder(MainActivity. this,
default_notification_channel_id )
.setSmallIcon(R.drawable. ic_launcher_foreground )
.setContentTitle( "Test" )
.addAction(R.drawable. ic_launcher_foreground, "Add", resultPendingIntent)
.setContentIntent(resultPendingIntent)
.setStyle( new NotificationCompat.BigTextStyle().bigText( "Big View Styles" ))
.setContentText( "Hello! This is my first push notification" );
NotificationManager mNotificationManager = (NotificationManager)
getSystemService(Context. NOTIFICATION_SERVICE );
mNotificationManager.notify(( int ) System. currentTimeMillis (), mBuilder.build()) ;
}
});
}
}步驟 4 - 將以下程式碼新增到 androidManifest.xml 中
<? xml version= "1.0" encoding= "utf-8" ?> <manifest xmlns: android = "http://schemas.android.com/apk/res/android" package= "app.tutorialspoint.com.notifyme" > <uses-permission android :name= "android.permission.VIBRATE" /> <application android :allowBackup= "true" android :icon= "@mipmap/ic_launcher" android :label= "@string/app_name" android :roundIcon= "@mipmap/ic_launcher_round" android :supportsRtl= "true" android :theme= "@style/AppTheme" > <activity android :name= ".MainActivity" > <intent-filter> <action android :name= "android.intent.action.MAIN" /> <category android :name= "android.intent.category.LAUNCHER" /> </intent-filter> </activity> <service android :name= ".MyFirebaseMessagingService" android :exported= "false" > <intent-filter> <action android :name= "com.google.firebase.MESSAGING_EVENT" /> </intent-filter> </service> </application> </manifest>
讓我們嘗試執行您的應用程式。我假設您已將您的實際 Android 移動裝置連線到您的計算機。要從 Android Studio 執行應用程式,請開啟專案的活動檔案之一,然後單擊工具欄中的執行
圖示。選擇您的移動裝置作為選項,然後檢查您的移動裝置,它將顯示您的預設螢幕 -

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