On this video sequence we are going to be taught the whole lot about notifications in Android.
Partly 1 we are going to begin by creating notification channels (Classes) that are mandatory since Android Oreo (API degree 26) to have the ability to present any notifications. These channels ought to be created as quickly as we begin our app, so we are going to do it within the onCreate methodology of a category that extends Software.
Once we create these channels, we’ve to go an ID, a reputation and an significance degree. Moreover we will customise the channel additional, like enabling the LED, activating vibration or altering the sound, however the consumer has final management over the channel’s conduct.
When our NotificationChannel objects are created, we go them to the NotificationManager’s createNotificationChannel methodology.
Once we then need to present a notification, we create it with the NotificationCompat.Builder, the place we will set a title, a message, an icon, a precedence degree, a class and lots of extra customization choices, after which we go this
Notification object to the NotificationManagerCompat’s notify methodology, the place we additionally need to go an ID which we will later use to replace or cancel this specific notification.
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