The above-mentioned properties are necessary to display a notification and we can set a different type of properties to our notification like setStyle, setSound, setLights, setLargeIcon, etc. setContentText() - It is used to set the detailed text to display in notification.setContentTitle() - It is used to set the title of our notification.setSmallIcon() - It is used to set the small icon for our notification.To display an icon, title and detailed text of notification we need to set the following properties in Builder object. To create a notification, we need to specify the UI content and required actions with a NotificationCompat.Builder object. The NotificationCompat class supports different types of notification views, such as normal view, big view and it provides the best support for a wide range of platforms. Here we are going to use NotificationCompat class to implement notification in our android application. Now we will see how to create and issue notifications in android applications with examples.

To see the details of our android app notification, we need to open the notification drawer like as shown below. When we tell the system to issue a notification, first it will display an icon in notification bar like as shown below.

In android, we can alert the users about our app notifications in different forms like a flash the LED or make sounds or display an icon in the status bar, etc. Generally, the android Notifications will be displayed outside of our app’s normal UI and alert the users without interrupting their current activities. In android, Notification is a message which is used to alert the users about some events that happening in our app.

Pof notification icon android