Events

List of OneSignal Events

Notification

`permissionChanged`

This event is triggered when the user's notification permission status changes.

Handling The Event

Provide a callback to the addPermissionObserver function.

Notifications.addPermissionObserver(new NotificationPermissionObserver() {
  @Override
  void onNotificationPermissionChanged(boolean permission) {
    if (permission) {
      // User just accepted notifications or turned them back on! 🙂
    } else {
      // User just turned off notificaitons. 😢
    }
  }
});

// Android - Kotlin

class MyNotificationPermissionObserver : OSNotificationPermissionObserver {
  func onNotificationPermissionChanged(permission: Bool) {
    if (permission) {
      // User just accepted notifications or turned them back on! 🙂
    } else {
      // User just turned off notificaitons. 😢
    }
  }
}

let myObserver = MyNotificationPermissionObserver()
Notifications.addPermissionObserver(observer: myObserver)

OneSignal.addPermissionObserver(e => {
  if (e.permission) {
    // User just accepted notifications or turned them back on! 🙂
  } else {
    // User just turned off notificaitons. 😢
  }
});

Notifications.PermissionChanged += onNotificationPermissionChanged;
void onNotificationPermissionChanged(object sender, NotificationPermissionChangedEventArgs e)
{
  if (e.permission)
  {
    // User just accepted notifications or turned them back on! 🙂
  }
  else
  {
    // User just turned off notificaitons. 😢
  }
}

Event Properties

You may access the following properties on the permissionChanged event.

Property	Type	Description
`permission`	`Bool`	Indicates whether the user opted into receiving notifications. Notifications will only be delivered if this property is `true`.

`clicked`

This event is triggered when the user taps on a notification.

Handling The Event

Provide a callback to the setClickListener function.

Notifications.addClickListener(new NotificationClickListener() {
   @Override
   void onClick(NotificationClickEvent e) {
     
   }
});

OneSignal.setClickListener(e => {
  // Handle notification click event here
});

Notifications.Clicked += onClick;
void onClick(object sender, NotificationClickEventArgs e)
{
  
}

Event Properties

You may access the following properties on the clicked event.

Property	Type	Description
`clickType`	`ClickType`
`actionId`	`String`
`notification`	`Notification`

`willDisplay`

This event is triggered right before a notification is presented to the user.

Handling The Event

Provide a callback to the setWillDisplayListener function.

OneSignal.setWillDisplayListener((event) => {
  // Handle notification will display event here
});

Event Properties

Property	Type	Description

In-App Message

`clicked`

This event is triggered when a user taps on an In-App Message.

Handling the event

Provide a callback to the setInAppMessageClickHandler function.

OneSignal.setInAppMessageClickHandler((event) => {
  // Handle in-app message click event here
});

Lifecycle events

willDisplay - Triggered right before a message is presented to the user.
didDisplay - Triggered right after a message is presented to the user.
willDismiss - Triggered right after a user dismisses an event and before the message is closed
didDidmiss - Triggered right after a message is closed

Handling lifecycle events

OneSignal.setInAppMessageLifecycleHandler({
  willDisplay: (event) => {
    // Handle in-app message will display event here
  },
  didDisplay: (event) => {
    // Handle in-app message did display event here
  },
  willDismiss: (event) => {
    // Handle in-app message will dismiss event here
  },
  didDismiss: (event) => {
    // Handle in-app message did dismiss event here
  }
});

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