harmony 鸿蒙@ohos.notification (Notification)

  • 2022-08-09
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@ohos.notification (Notification)

The Notification module provides notification management capabilities, covering notifications, notification slots, notification subscription, notification enabled status, and notification badge status.

NOTE

The APIs provided by this module are no longer maintained since API version 9. You are advised to use @ohos.notificationManager.

The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.

Notification subscription and unsubscription APIs are available only to system applications.

Modules to Import

import Notification from '@ohos.notification';

Notification.publish

publish(request: NotificationRequest, callback: AsyncCallback<void>): void

Publishes a notification. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
request NotificationRequest Yes Content and related configuration of the notification to publish.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import NotificationManager from '@ohos.notificationManager';
import Base from '@ohos.base';

// publish callback
let publishCallback = (err: Base.BusinessError) => {
  if (err) {
    console.error(`publish failed, code is ${err}`);
  } else {
    console.info("publish success");
  }
}
// NotificationRequest object
let notificationRequest: NotificationManager.NotificationRequest = {
  id: 1,
  content: {
    contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
    normal: {
      title: "test_title",
      text: "test_text",
      additionalText: "test_additionalText"
    }
  }
};
Notification.publish(notificationRequest, publishCallback);

Notification.publish

publish(request: NotificationRequest): Promise<void>

Publishes a notification. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
request NotificationRequest Yes Content and related configuration of the notification to publish.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import NotificationManager from '@ohos.notificationManager';
import Base from '@ohos.base';

// NotificationRequest object
let notificationRequest: NotificationManager.NotificationRequest = {
  id: 1,
  content: {
    contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
    normal: {
      title: "test_title",
      text: "test_text",
      additionalText: "test_additionalText"
    }
  }
};
Notification.publish(notificationRequest).then(() => {
  console.info("publish success");
}).catch((err: Base.BusinessError) => {
  console.error(`publish failed, code is ${err}`);
});

Notification.publish8+

publish(request: NotificationRequest, userId: number, callback: AsyncCallback<void>): void

Publishes a notification to a specified user. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
request NotificationRequest Yes Content and related configuration of the notification to publish.
userId number Yes User ID.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import NotificationManager from '@ohos.notificationManager';
import Base from '@ohos.base';

// publish callback
let publishCallback = (err: Base.BusinessError) => {
  if (err) {
    console.error(`publish failed, code is ${err.code}`);
  } else {
    console.info("publish success");
  }
}
// User ID
let userId: number = 1;
// NotificationRequest object
let notificationRequest: NotificationManager.NotificationRequest = {
  id: 1,
  content: {
    contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
    normal: {
      title: "test_title",
      text: "test_text",
      additionalText: "test_additionalText"
    }
  }
};
Notification.publish(notificationRequest, userId, publishCallback);

Notification.publish8+

publish(request: NotificationRequest, userId: number): Promise<void>

Publishes a notification to a specified user. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
request NotificationRequest Yes Content and related configuration of the notification to publish.
userId number Yes User ID.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import NotificationManager from '@ohos.notificationManager';
import Base from '@ohos.base';

let notificationRequest: NotificationManager.NotificationRequest = {
  id: 1,
  content: {
    contentType: Notification.ContentType.NOTIFICATION_CONTENT_BASIC_TEXT,
    normal: {
      title: "test_title",
      text: "test_text",
      additionalText: "test_additionalText"
    }
  }
};

let userId: number = 1;

Notification.publish(notificationRequest, userId).then(() => {
  console.info("publish success");
}).catch((err: Base.BusinessError) => {
  console.error(`publish failed, code is ${err}`);
});

Notification.cancel

cancel(id: number, label: string, callback: AsyncCallback<void>): void

Cancels a notification with the specified ID and label. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
id number Yes Notification ID.
label string Yes Notification label.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

// cancel callback
let cancelCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("cancel failed " + JSON.stringify(err));
  } else {
    console.info("cancel success");
  }
}
Notification.cancel(0, "label", cancelCallback);

Notification.cancel

cancel(id: number, label?: string): Promise<void>

Cancels a notification with the specified ID and optional label. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
id number Yes Notification ID.
label string No Notification label. This parameter is left empty by default.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

Notification.cancel(0).then(() => {
	console.info("cancel success");
}).catch((err: Base.BusinessError) => {
  console.error(`cancel failed, code is ${err}`);
});

Notification.cancel

cancel(id: number, callback: AsyncCallback<void>): void

Cancels a notification with the specified ID. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
id number Yes Notification ID.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

// cancel callback
let cancelCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("cancel failed " + JSON.stringify(err));
  } else {
    console.info("cancel success");
  }
}
Notification.cancel(0, cancelCallback);

Notification.cancelAll

cancelAll(callback: AsyncCallback<void>): void

Cancels all notifications. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

// cancel callback
let cancelAllCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("cancelAll failed " + JSON.stringify(err));
  } else {
    console.info("cancelAll success");
  }
}
Notification.cancelAll(cancelAllCallback);

Notification.cancelAll

cancelAll(): Promise<void>

Cancels all notifications. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

Notification.cancelAll().then(() => {
	console.info("cancelAll success");
}).catch((err: Base.BusinessError) => {
  console.error(`cancelAll failed, code is ${err}`);
});

Notification.addSlot

addSlot(slot: NotificationSlot, callback: AsyncCallback<void>): void

Adds a notification slot. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
slot NotificationSlot Yes Notification slot to add.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import NotificationManager from '@ohos.notificationManager';
import Base from '@ohos.base';

// addSlot callback
let addSlotCallBack = (err: Base.BusinessError) => {
  if (err) {
    console.info("addSlot failed " + JSON.stringify(err));
  } else {
    console.info("addSlot success");
  }
}
// NotificationSlot object
let notificationSlot: NotificationManager.NotificationSlot = {
  type: Notification.SlotType.SOCIAL_COMMUNICATION
};
Notification.addSlot(notificationSlot, addSlotCallBack);

Notification.addSlot

addSlot(slot: NotificationSlot): Promise<void>

Adds a notification slot. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
slot NotificationSlot Yes Notification slot to add.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import NotificationManager from '@ohos.notificationManager';
import Base from '@ohos.base';

// NotificationSlot object
let notificationSlot: NotificationManager.NotificationSlot = {
    type: Notification.SlotType.SOCIAL_COMMUNICATION
};
Notification.addSlot(notificationSlot).then(() => {
	console.info("addSlot success");
}).catch((err: Base.BusinessError) => {
  console.error(`addSlot failed, code is ${err}`);
});

Notification.addSlot

addSlot(type: SlotType, callback: AsyncCallback<void>): void

Adds a notification slot of a specified type. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
type SlotType Yes Type of the notification slot to add.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

// addSlot callback
let addSlotCallBack = (err: Base.BusinessError) => {
  if (err) {
    console.info("addSlot failed " + JSON.stringify(err));
  } else {
    console.info("addSlot success");
  }
}
Notification.addSlot(Notification.SlotType.SOCIAL_COMMUNICATION, addSlotCallBack);

Notification.addSlot

addSlot(type: SlotType): Promise<void>

Adds a notification slot of a specified type. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
type SlotType Yes Type of the notification slot to add.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

Notification.addSlot(Notification.SlotType.SOCIAL_COMMUNICATION).then(() => {
  console.info("addSlot success");
}).catch((err: Base.BusinessError) => {
  console.error(`addSlot failed, code is ${err}`);
});

Notification.addSlots

addSlots(slots: Array<NotificationSlot>, callback: AsyncCallback<void>): void

Adds an array of notification slots. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
slots Array<NotificationSlot> Yes Notification slots to add.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import NotificationManager from '@ohos.notificationManager';
import Base from '@ohos.base';

// addSlots callback
let addSlotsCallBack = (err: Base.BusinessError) => {
  if (err) {
    console.info("addSlots failed " + JSON.stringify(err));
  } else {
    console.info("addSlots success");
  }
}
// NotificationSlot object
let notificationSlot: NotificationManager.NotificationSlot = {
  type: Notification.SlotType.SOCIAL_COMMUNICATION
};
// NotificationSlotArray object
let notificationSlotArray: NotificationManager.NotificationSlot[] = new Array();
notificationSlotArray[0] = notificationSlot;

Notification.addSlots(notificationSlotArray, addSlotsCallBack);

Notification.addSlots

addSlots(slots: Array<NotificationSlot>): Promise<void>

Adds an array of notification slots. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
slots Array<NotificationSlot> Yes Notification slots to add.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import NotificationManager from '@ohos.notificationManager';
import Base from '@ohos.base';

// NotificationSlot object
let notificationSlot: NotificationManager.NotificationSlot = {
  type: Notification.SlotType.SOCIAL_COMMUNICATION
};
// NotificationSlotArray object
let notificationSlotArray: NotificationManager.NotificationSlot[] = new Array();
notificationSlotArray[0] = notificationSlot;

Notification.addSlots(notificationSlotArray).then(() => {
  console.info("addSlots success");
}).catch((err: Base.BusinessError) => {
  console.error(`addSlot failed, code is ${err}`);
});

Notification.getSlot

getSlot(slotType: SlotType, callback: AsyncCallback<NotificationSlot>): void

Obtains a notification slot of a specified type. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
slotType SlotType Yes Type of the notification slot, which can be used for social communication, service information, content consultation, and other purposes.
callback AsyncCallback<NotificationSlot> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

// getSlot callback
let getSlotCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("getSlot failed " + JSON.stringify(err));
  } else {
    console.info("getSlot success");
  }
}
let slotType: Notification.SlotType = Notification.SlotType.SOCIAL_COMMUNICATION;
Notification.getSlot(slotType, getSlotCallback);

Notification.getSlot

getSlot(slotType: SlotType): Promise<NotificationSlot>

Obtains a notification slot of a specified type. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
slotType SlotType Yes Type of the notification slot, which can be used for social communication, service information, content consultation, and other purposes.

Return value

Type Description
Promise<NotificationSlot> Promise used to return the result.

Example

import Base from '@ohos.base';

let slotType: Notification.SlotType = Notification.SlotType.SOCIAL_COMMUNICATION;
Notification.getSlot(slotType).then((data) => {
  console.info("getSlot success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`getSlot failed, code is ${err}`);
});

Notification.getSlots

getSlots(callback: AsyncCallback<Array<NotificationSlot>>): void

Obtains all notification slots. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
callback AsyncCallback<Array<NotificationSlot>> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

// getSlots callback
function getSlotsCallback(err: Base.BusinessError) {
  if (err) {
    console.info("getSlots failed " + JSON.stringify(err));
  } else {
    console.info("getSlots success");
  }
}
Notification.getSlots(getSlotsCallback);

Notification.getSlots

getSlots(): Promise<Array<NotificationSlot>>

Obtains all notification slots of this application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Return value

Type Description
Promise<Array<NotificationSlot>> Promise used to return the result.

Example

import Base from '@ohos.base';

Notification.getSlots().then((data) => {
  console.info("getSlots success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`getSlots failed, code is ${err}`);
});

Notification.removeSlot

removeSlot(slotType: SlotType, callback: AsyncCallback<void>): void

Removes a notification slot of a specified type. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
slotType SlotType Yes Type of the notification slot, which can be used for social communication, service information, content consultation, and other purposes.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

// removeSlot callback
let removeSlotCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("removeSlot failed " + JSON.stringify(err));
  } else {
    console.info("removeSlot success");
  }
}
let slotType: Notification.SlotType = Notification.SlotType.SOCIAL_COMMUNICATION;
Notification.removeSlot(slotType, removeSlotCallback);

Notification.removeSlot

removeSlot(slotType: SlotType): Promise<void>

Removes a notification slot of a specified type. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
slotType SlotType Yes Type of the notification slot, which can be used for social communication, service information, content consultation, and other purposes.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

let slotType: Notification.SlotType = Notification.SlotType.SOCIAL_COMMUNICATION;
Notification.removeSlot(slotType).then(() => {
  console.info("removeSlot success");
}).catch((err: Base.BusinessError) => {
  console.error(`removeSlot failed, code is ${err}`);
});

Notification.removeAllSlots

removeAllSlots(callback: AsyncCallback<void>): void

Removes all notification slots. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let removeAllCallBack = (err: Base.BusinessError) => {
  if (err) {
    console.info("removeAllSlots failed " + JSON.stringify(err));
  } else {
    console.info("removeAllSlots success");
  }
}
Notification.removeAllSlots(removeAllCallBack);

Notification.removeAllSlots

removeAllSlots(): Promise<void>

Removes all notification slots. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

Notification.removeAllSlots().then(() => {
  console.info("removeAllSlots success");
}).catch((err: Base.BusinessError) => {
  console.error(`removeAllSlots failed, code is ${err}`);
});

Notification.subscribe

subscribe(subscriber: NotificationSubscriber, info: NotificationSubscribeInfo, callback: AsyncCallback<void>): void

Subscribes to a notification with the subscription information specified. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
subscriber NotificationSubscriber Yes Notification subscriber.
info NotificationSubscribeInfo Yes Notification subscription information.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';
import NotificationSubscribe from '@ohos.notificationSubscribe';

// subscribe callback
let subscribeCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("subscribe failed " + JSON.stringify(err));
  } else {
    console.info("subscribe success");
  }
}
let onConsumeCallback = (data: NotificationSubscribe.SubscribeCallbackData) => {
  console.info("Consume callback: " + JSON.stringify(data));
}
let subscriber: NotificationSubscribe.NotificationSubscriber = {
  onConsume: onConsumeCallback
};
let info: NotificationSubscribe.NotificationSubscribeInfo = {
  bundleNames: ["bundleName1", "bundleName2"]
};
Notification.subscribe(subscriber, info, subscribeCallback);

Notification.subscribe

subscribe(subscriber: NotificationSubscriber, callback: AsyncCallback<void>): void

Subscribes to notifications of all applications under this user. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
subscriber NotificationSubscriber Yes Notification subscriber.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';
import NotificationSubscribe from '@ohos.notificationSubscribe';

let subscribeCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("subscribe failed " + JSON.stringify(err));
  } else {
    console.info("subscribe success");
  }
}
function onConsumeCallback(data: NotificationSubscribe.SubscribeCallbackData) {
  console.info("Consume callback: " + JSON.stringify(data));
}
let subscriber: NotificationSubscribe.NotificationSubscriber = {
  onConsume: onConsumeCallback
};
Notification.subscribe(subscriber, subscribeCallback);

Notification.subscribe

subscribe(subscriber: NotificationSubscriber, info?: NotificationSubscribeInfo): Promise<void>

Subscribes to a notification with the subscription information specified. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
subscriber NotificationSubscriber Yes Notification subscriber.
info NotificationSubscribeInfo No Notification subscription information. This parameter is left empty by default.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';
import NotificationSubscribe from '@ohos.notificationSubscribe';

function onConsumeCallback(data: NotificationSubscribe.SubscribeCallbackData) {
  console.info("Consume callback: " + JSON.stringify(data));
}
let subscriber: NotificationSubscribe.NotificationSubscriber = {
  onConsume: onConsumeCallback
};
Notification.subscribe(subscriber).then(() => {
  console.info("subscribe success");
}).catch((err: Base.BusinessError) => {
  console.error(`subscribe failed, code is ${err}`);
});

Notification.unsubscribe

unsubscribe(subscriber: NotificationSubscriber, callback: AsyncCallback<void>): void

Unsubscribes from a notification. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
subscriber NotificationSubscriber Yes Notification subscriber.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';
import NotificationSubscribe from '@ohos.notificationSubscribe';

let unsubscribeCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("unsubscribe failed " + JSON.stringify(err));
  } else {
    console.info("unsubscribe success");
  }
}
let onDisconnectCallback = () => {
  console.info("subscribe disconnect");
}
let subscriber: NotificationSubscribe.NotificationSubscriber = {
  onDisconnect: onDisconnectCallback
};
Notification.unsubscribe(subscriber, unsubscribeCallback);

Notification.unsubscribe

unsubscribe(subscriber: NotificationSubscriber): Promise<void>

Unsubscribes from a notification. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
subscriber NotificationSubscriber Yes Notification subscriber.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';
import NotificationSubscribe from '@ohos.notificationSubscribe';

function onDisconnectCallback() {
  console.info("subscribe disconnect");
}
let subscriber: NotificationSubscribe.NotificationSubscriber = {
  onDisconnect: onDisconnectCallback
};
Notification.unsubscribe(subscriber).then(() => {
  console.info("unsubscribe success");
}).catch((err: Base.BusinessError) => {
  console.error(`unsubscribe failed, code is ${err}`);
});

Notification.enableNotification

enableNotification(bundle: BundleOption, enable: boolean, callback: AsyncCallback<void>): void

Sets whether to enable notification for a specified application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
enable boolean Yes Whether to enable notification.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let enableNotificationCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("enableNotification failed " + JSON.stringify(err));
  } else {
    console.info("enableNotification success");
  }
}
let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.enableNotification(bundle, false, enableNotificationCallback);

Notification.enableNotification

enableNotification(bundle: BundleOption, enable: boolean): Promise<void>

Sets whether to enable notification for a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
enable boolean Yes Whether to enable notification.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.enableNotification(bundle, false).then(() => {
  console.info("enableNotification success");
}).catch((err: Base.BusinessError) => {
  console.error(`enableNotification failed, code is ${err}`);
});

Notification.isNotificationEnabled

isNotificationEnabled(bundle: BundleOption, callback: AsyncCallback<boolean>): void

Checks whether notification is enabled for a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let isNotificationEnabledCallback = (err: Base.BusinessError, data: boolean) => {
  if (err) {
    console.info("isNotificationEnabled failed " + JSON.stringify(err));
  } else {
    console.info("isNotificationEnabled success");
  }
}
let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.isNotificationEnabled(bundle, isNotificationEnabledCallback);

Notification.isNotificationEnabled

isNotificationEnabled(bundle: BundleOption): Promise<boolean>

Checks whether notification is enabled for a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.

Return value

Type Description
Promise<boolean> Promise used to return the result.

Example

import Base from '@ohos.base';

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.isNotificationEnabled(bundle).then((data) => {
  console.info("isNotificationEnabled success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`isNotificationEnabled failed, code is ${err}`);
});

Notification.isNotificationEnabled

isNotificationEnabled(callback: AsyncCallback<boolean>): void

Checks whether notification is enabled for this application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let isNotificationEnabledCallback = (err: Base.BusinessError, data: boolean) => {
  if (err) {
    console.info("isNotificationEnabled failed " + JSON.stringify(err));
  } else {
    console.info("isNotificationEnabled success");
  }
}

Notification.isNotificationEnabled(isNotificationEnabledCallback);

Notification.isNotificationEnabled

isNotificationEnabled(): Promise<boolean>

Checks whether notification is enabled for this application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.

Return value

Type Description
Promise<boolean> Promise used to return the result.

Example

import Base from '@ohos.base';

Notification.isNotificationEnabled().then((data: boolean) => {
  console.info("isNotificationEnabled success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`isNotificationEnabled failed, code is ${err}`);
});

Notification.displayBadge

displayBadge(bundle: BundleOption, enable: boolean, callback: AsyncCallback<void>): void

Sets whether to enable the notification badge for a specified application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
enable boolean Yes Whether to enable notification.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let displayBadgeCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("displayBadge failed " + JSON.stringify(err));
  } else {
    console.info("displayBadge success");
  }
}
let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.displayBadge(bundle, false, displayBadgeCallback);

Notification.displayBadge

displayBadge(bundle: BundleOption, enable: boolean): Promise<void>

Sets whether to enable the notification badge for a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
enable boolean Yes Whether to enable notification.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.displayBadge(bundle, false).then(() => {
  console.info("displayBadge success");
}).catch((err: Base.BusinessError) => {
  console.error(`displayBadge failed, code is ${err}`);
});

Notification.isBadgeDisplayed

isBadgeDisplayed(bundle: BundleOption, callback: AsyncCallback<boolean>): void

Checks whether the notification badge is enabled for a specified application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let isBadgeDisplayedCallback = (err: Base.BusinessError, data: boolean) => {
  if (err) {
    console.info("isBadgeDisplayed failed " + JSON.stringify(err));
  } else {
    console.info("isBadgeDisplayed success");
  }
}
let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.isBadgeDisplayed(bundle, isBadgeDisplayedCallback);

Notification.isBadgeDisplayed

isBadgeDisplayed(bundle: BundleOption): Promise<boolean>

Checks whether the notification badge is enabled for a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.

Return value

Type Description
Promise<boolean> Promise used to return the result.

Example

import Base from '@ohos.base';

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.isBadgeDisplayed(bundle).then((data) => {
  console.info("isBadgeDisplayed success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`isBadgeDisplayed failed, code is ${err}`);
});

Notification.setSlotByBundle

setSlotByBundle(bundle: BundleOption, slot: NotificationSlot, callback: AsyncCallback<void>): void

Sets the notification slot for a specified application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
slot NotificationSlot Yes Notification slot.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

let setSlotByBundleCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("setSlotByBundle failed " + JSON.stringify(err));
  } else {
    console.info("setSlotByBundle success");
  }
}
let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
let notificationSlot: NotificationManager.NotificationSlot = {
  type: Notification.SlotType.SOCIAL_COMMUNICATION
};
Notification.setSlotByBundle(bundle, notificationSlot, setSlotByBundleCallback);

Notification.setSlotByBundle

setSlotByBundle(bundle: BundleOption, slot: NotificationSlot): Promise<void>

Sets the notification slot for a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
slot NotificationSlot Yes Notification slot.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
let notificationSlot: NotificationManager.NotificationSlot = {
  type: Notification.SlotType.SOCIAL_COMMUNICATION
};
Notification.setSlotByBundle(bundle, notificationSlot).then(() => {
  console.info("setSlotByBundle success");
}).catch((err: Base.BusinessError) => {
  console.error(`setSlotByBundle failed, code is ${err}`);
});

Notification.getSlotsByBundle

getSlotsByBundle(bundle: BundleOption, callback: AsyncCallback<Array<NotificationSlot>>): void

Obtains the notification slots of a specified application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
callback AsyncCallback<Array<NotificationSlot>> Yes Callback used to return the result.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

let getSlotsByBundleCallback = (err: Base.BusinessError, data: NotificationManager.NotificationSlot[]) => {
  if (err) {
    console.info("getSlotsByBundle failed " + JSON.stringify(err));
  } else {
    console.info("getSlotsByBundle success");
  }
}
let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.getSlotsByBundle(bundle, getSlotsByBundleCallback);

Notification.getSlotsByBundle

getSlotsByBundle(bundle: BundleOption): Promise<Array<NotificationSlot>>

Obtains the notification slots of a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.

Return value

Type Description
Promise<Array<NotificationSlot>> Promise used to return the result.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.getSlotsByBundle(bundle).then((data: NotificationManager.NotificationSlot[]) => {
  console.info("getSlotsByBundle success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`getSlotsByBundle failed, code is ${err}`);
});

Notification.getSlotNumByBundle

getSlotNumByBundle(bundle: BundleOption, callback: AsyncCallback<number>): void

Obtains the number of notification slots of a specified application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
callback AsyncCallback<number> Yes Callback used to return the result.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

let getSlotNumByBundleCallback = (err: Base.BusinessError, data: number) => {
  if (err) {
    console.info("getSlotNumByBundle failed " + JSON.stringify(err));
  } else {
    console.info("getSlotNumByBundle success");
  }
}
let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.getSlotNumByBundle(bundle, getSlotNumByBundleCallback);

Notification.getSlotNumByBundle

getSlotNumByBundle(bundle: BundleOption): Promise<number>

Obtains the number of notification slots of a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.

Return value

Type Description
Promise<number> Promise used to return the result.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.getSlotNumByBundle(bundle).then((data: number) => {
  console.info("getSlotNumByBundle success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`getSlotNumByBundle failed, code is ${err}`);
});

Notification.remove

remove(bundle: BundleOption, notificationKey: NotificationKey, reason: RemoveReason, callback: AsyncCallback<void>): void

Removes a notification for a specified bundle. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
notificationKey NotificationKey Yes Notification key.
reason RemoveReason Yes Reason for deleting a notification.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let removeCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("remove failed " + JSON.stringify(err));
  } else {
    console.info("remove success");
  }
}
let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
let notificationKey: Notification.NotificationKey = {
  id: 0,
  label: "label",
};
let reason: Notification.RemoveReason = Notification.RemoveReason.CLICK_REASON_REMOVE;
Notification.remove(bundle, notificationKey, reason, removeCallback);

Notification.remove

remove(bundle: BundleOption, notificationKey: NotificationKey, reason: RemoveReason): Promise<void>

Removes a notification for a specified bundle. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
notificationKey NotificationKey Yes Notification key.
reason RemoveReason Yes Reason for deleting the notification.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
let notificationKey: Notification.NotificationKey = {
  id: 0,
  label: "label",
};
let reason: Notification.RemoveReason = Notification.RemoveReason.CLICK_REASON_REMOVE;
Notification.remove(bundle, notificationKey, reason).then(() => {
  console.info("remove success");
}).catch((err: Base.BusinessError) => {
  console.error(`remove failed, code is ${err}`);
});

Notification.remove

remove(hashCode: string, reason: RemoveReason, callback: AsyncCallback<void>): void

Removes a notification for a specified bundle. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
hashCode string Yes Unique notification ID. It is the hashCode in the NotificationRequest object of SubscribeCallbackData of the onConsume callback.
reason RemoveReason Yes Reason for deleting a notification.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let hashCode: string = 'hashCode';

let removeCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("remove failed " + JSON.stringify(err));
  } else {
    console.info("remove success");
  }
}
let reason: Notification.RemoveReason = Notification.RemoveReason.CANCEL_REASON_REMOVE;
Notification.remove(hashCode, reason, removeCallback);

Notification.remove

remove(hashCode: string, reason: RemoveReason): Promise<void>

Removes a notification for a specified bundle. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
hashCode string Yes Unique notification ID.
reason RemoveReason Yes Reason for deleting the notification.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

let hashCode: string = 'hashCode';
let reason: Notification.RemoveReason = Notification.RemoveReason.CLICK_REASON_REMOVE;
Notification.remove(hashCode, reason).then(() => {
  console.info("remove success");
}).catch((err: Base.BusinessError) => {
  console.error(`remove failed, code is ${err}`);
});

Notification.removeAll

removeAll(bundle: BundleOption, callback: AsyncCallback<void>): void

Removes all notifications for a specified application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let removeAllCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("removeAll failed " + JSON.stringify(err));
  } else {
    console.info("removeAll success");
  }
}
let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};
Notification.removeAll(bundle, removeAllCallback);

Notification.removeAll

removeAll(callback: AsyncCallback<void>): void

Removes all notifications. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let removeAllCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("removeAll failed " + JSON.stringify(err));
  } else {
    console.info("removeAll success");
  }
}

Notification.removeAll(removeAllCallback);

Notification.removeAll

removeAll(bundle?: BundleOption): Promise<void>

Removes all notifications for a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption No Bundle information of the application. By default, this parameter is left empty, indicating that all notifications will be removed.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

// If no application is specified, notifications of all applications are deleted.
Notification.removeAll().then(() => {
  console.info("removeAll success");
}).catch((err: Base.BusinessError) => {
  ar
});

Notification.removeAll8+

removeAll(userId: number, callback: AsyncCallback<void>): void

Removes all notifications for a specified user. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
userId number Yes User ID.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

function removeAllCallback(err: Base.BusinessError) {
  if (err) {
    console.info("removeAll failed " + JSON.stringify(err));
  } else {
    console.info("removeAll success");
  }
}

let userId: number = 1;
Notification.removeAll(userId, removeAllCallback);

Notification.removeAll8+

removeAll(userId: number): Promise<void>

Removes all notifications for a specified user. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
userId number Yes User ID.

Example

import Base from '@ohos.base';

let userId: number = 1;
Notification.removeAll(userId).then(() => {
  console.info("removeAll success");
}).catch((err: Base.BusinessError) => {
  ar
});

Notification.getAllActiveNotifications

getAllActiveNotifications(callback: AsyncCallback<Array<NotificationRequest>>): void

Obtains all active notifications. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
callback AsyncCallback<Array<NotificationRequest>> Yes Callback used to return the result.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

function getAllActiveNotificationsCallback(err: Base.BusinessError, data: NotificationManager.NotificationRequest[]) {
  if (err) {
    console.info("getAllActiveNotifications failed " + JSON.stringify(err));
  } else {
    console.info("getAllActiveNotifications success");
  }
}

Notification.getAllActiveNotifications(getAllActiveNotificationsCallback);

Notification.getAllActiveNotifications

getAllActiveNotifications(): Promise<Array<NotificationRequest>>

Obtains all active notifications. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Return value

Type Description
Promise<Array<NotificationRequest>> Promise used to return the result.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

Notification.getAllActiveNotifications().then((data: NotificationManager.NotificationRequest[]) => {
  console.info("getAllActiveNotifications success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`getAllActiveNotifications failed, code is ${err}`);
});

Notification.getActiveNotificationCount

getActiveNotificationCount(callback: AsyncCallback<number>): void

Obtains the number of active notifications of this application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
callback AsyncCallback<number> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let getActiveNotificationCountCallback = (err: Base.BusinessError, data: number) => {
  if (err) {
    console.info("getActiveNotificationCount failed " + JSON.stringify(err));
  } else {
    console.info("getActiveNotificationCount success");
  }
}

Notification.getActiveNotificationCount(getActiveNotificationCountCallback);

Notification.getActiveNotificationCount

getActiveNotificationCount(): Promise<number>

Obtains the number of active notifications of this application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Return value

Type Description
Promise<number> Promise used to return the result.

Example

import Base from '@ohos.base';

Notification.getActiveNotificationCount().then((data: number) => {
  console.info("getActiveNotificationCount success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`getAllActiveNotifications failed, code is ${err}`);
});

Notification.getActiveNotifications

getActiveNotifications(callback: AsyncCallback>): void

Obtains active notifications of this application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
callback AsyncCallback> Yes Callback used to return the result.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

let getActiveNotificationsCallback = (err: Base.BusinessError, data: NotificationManager.NotificationRequest[]) => {
  if (err) {
    console.info("getActiveNotifications failed " + JSON.stringify(err));
  } else {
    console.info("getActiveNotifications success");
  }
}

Notification.getActiveNotifications(getActiveNotificationsCallback);

Notification.getActiveNotifications

getActiveNotifications(): Promise<Array<NotificationRequest>>

Obtains active notifications of this application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Return value

Type Description
Promise<Array<NotificationRequest>> Promise used to return the result.

Example

import Base from '@ohos.base';
import NotificationManager from '@ohos.notificationManager';

Notification.getActiveNotifications().then((data: NotificationManager.NotificationRequest[]) => {
  console.info("removeGroupByBundle success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`removeGroupByBundle failed, code is ${err}`);
});

Notification.cancelGroup8+

cancelGroup(groupName: string, callback: AsyncCallback<void>): void

Cancels notifications under a notification group of this application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
groupName string Yes Name of the notification group, which is specified through NotificationRequest when the notification is published.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let cancelGroupCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("cancelGroup failed " + JSON.stringify(err));
  } else {
    console.info("cancelGroup success");
  }
}

let groupName: string = "GroupName";

Notification.cancelGroup(groupName, cancelGroupCallback);

Notification.cancelGroup8+

cancelGroup(groupName: string): Promise<void>

Cancels notifications under a notification group of this application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
groupName string Yes Name of the notification group.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

let groupName: string = "GroupName";
Notification.cancelGroup(groupName).then(() => {
	console.info("cancelGroup success");
}).catch((err: Base.BusinessError) => {
  console.error(`cancelGroup failed, code is ${err}`);
});

Notification.removeGroupByBundle8+

removeGroupByBundle(bundle: BundleOption, groupName: string, callback: AsyncCallback<void>): void

Removes notifications under a notification group of a specified application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
groupName string Yes Name of the notification group.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let removeGroupByBundleCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("removeGroupByBundle failed " + JSON.stringify(err));
  } else {
    console.info("removeGroupByBundle success");
  }
}

let bundleOption: Notification.BundleOption = {bundle: "Bundle"};
let groupName: string = "GroupName";

Notification.removeGroupByBundle(bundleOption, groupName, removeGroupByBundleCallback);

Notification.removeGroupByBundle8+

removeGroupByBundle(bundle: BundleOption, groupName: string): Promise<void>

Removes notifications under a notification group of a specified application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
groupName string Yes Name of the notification group.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

let bundleOption: Notification.BundleOption = {bundle: "Bundle"};
let groupName: string = "GroupName";
Notification.removeGroupByBundle(bundleOption, groupName).then(() => {
  console.info("removeGroupByBundle success");
}).catch((err: Base.BusinessError) => {
  console.error(`removeGroupByBundle failed, code is ${err}`);
});

Notification.setDoNotDisturbDate8+

setDoNotDisturbDate(date: DoNotDisturbDate, callback: AsyncCallback<void>): void

Sets the DND time. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
date DoNotDisturbDate Yes DND time to set.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let setDoNotDisturbDateCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("setDoNotDisturbDate failed " + JSON.stringify(err));
  } else {
    console.info("setDoNotDisturbDate success");
  }
}

let doNotDisturbDate: Notification.DoNotDisturbDate = {
  type: Notification.DoNotDisturbType.TYPE_ONCE,
  begin: new Date(),
  end: new Date(2021, 11, 15, 18, 0)
};

Notification.setDoNotDisturbDate(doNotDisturbDate, setDoNotDisturbDateCallback);

Notification.setDoNotDisturbDate8+

setDoNotDisturbDate(date: DoNotDisturbDate): Promise<void>

Sets the DND time. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
date DoNotDisturbDate Yes DND time to set.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

let doNotDisturbDate: Notification.DoNotDisturbDate = {
    type: Notification.DoNotDisturbType.TYPE_ONCE,
    begin: new Date(),
    end: new Date(2021, 11, 15, 18, 0)
};
Notification.setDoNotDisturbDate(doNotDisturbDate).then(() => {
	console.info("setDoNotDisturbDate success");
}).catch((err: Base.BusinessError) => {
  console.error(`setDoNotDisturbDate failed, code is ${err}`);
});

Notification.setDoNotDisturbDate8+

setDoNotDisturbDate(date: DoNotDisturbDate, userId: number, callback: AsyncCallback<void>): void

Sets the DND time for a specified user. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
date DoNotDisturbDate Yes DND time to set.
userId number Yes ID of the user for whom you want to set the DND time.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let setDoNotDisturbDateCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("setDoNotDisturbDate failed " + JSON.stringify(err));
  } else {
    console.info("setDoNotDisturbDate success");
  }
}

let doNotDisturbDate: Notification.DoNotDisturbDate = {
  type: Notification.DoNotDisturbType.TYPE_ONCE,
  begin: new Date(),
  end: new Date(2021, 11, 15, 18, 0)
};

let userId: number = 1;
Notification.setDoNotDisturbDate(doNotDisturbDate, userId, setDoNotDisturbDateCallback);

Notification.setDoNotDisturbDate8+

setDoNotDisturbDate(date: DoNotDisturbDate, userId: number): Promise<void>

Sets the DND time for a specified user. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
date DoNotDisturbDate Yes DND time to set.
userId number Yes ID of the user for whom you want to set the DND time.

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

let doNotDisturbDate: Notification.DoNotDisturbDate = {
  type: Notification.DoNotDisturbType.TYPE_ONCE,
  begin: new Date(),
  end: new Date(2021, 11, 15, 18, 0)
};

let userId: number = 1;

Notification.setDoNotDisturbDate(doNotDisturbDate, userId).then(() => {
  console.info("setDoNotDisturbDate success");
}).catch((err: Base.BusinessError) => {
  console.error(`setDoNotDisturbDate failed, code is ${err}`);
});

Notification.getDoNotDisturbDate8+

getDoNotDisturbDate(callback: AsyncCallback<DoNotDisturbDate>): void

Obtains the DND time. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
callback AsyncCallback<DoNotDisturbDate> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let getDoNotDisturbDateCallback = (err: Base.BusinessError, data: Notification.DoNotDisturbDate) => {
  if (err) {
    console.info("getDoNotDisturbDate failed " + JSON.stringify(err));
  } else {
    console.info("getDoNotDisturbDate success");
  }
}

Notification.getDoNotDisturbDate(getDoNotDisturbDateCallback);

Notification.getDoNotDisturbDate8+

getDoNotDisturbDate(): Promise<DoNotDisturbDate>

Obtains the DND time. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Return value

Type Description
Promise<DoNotDisturbDate> Promise used to return the result.

Example

import Base from '@ohos.base';

Notification.getDoNotDisturbDate().then((data: Notification.DoNotDisturbDate) => {
  console.info("getDoNotDisturbDate success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`getDoNotDisturbDate failed, code is ${err}`);
});

Notification.getDoNotDisturbDate8+

getDoNotDisturbDate(userId: number, callback: AsyncCallback<DoNotDisturbDate>): void

Obtains the DND time of a specified user. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
callback AsyncCallback<DoNotDisturbDate> Yes Callback used to return the result.
userId number Yes User ID.

Example

import Base from '@ohos.base';

let getDoNotDisturbDateCallback = (err: Base.BusinessError, data: Notification.DoNotDisturbDate) => {
  if (err) {
    console.info("getDoNotDisturbDate failed " + JSON.stringify(err));
  } else {
    console.info("getDoNotDisturbDate success");
  }
}

let userId: number = 1;

Notification.getDoNotDisturbDate(userId, getDoNotDisturbDateCallback);

Notification.getDoNotDisturbDate8+

getDoNotDisturbDate(userId: number): Promise<DoNotDisturbDate>

Obtains the DND time of a specified user. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
userId number Yes User ID.

Return value

Type Description
Promise<DoNotDisturbDate> Promise used to return the result.

Example

import Base from '@ohos.base';

let userId: number = 1;

Notification.getDoNotDisturbDate(userId).then((data: Notification.DoNotDisturbDate) => {
  console.info("getDoNotDisturbDate success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`getDoNotDisturbDate failed, code is ${err}`);
});

Notification.supportDoNotDisturbMode8+

supportDoNotDisturbMode(callback: AsyncCallback<boolean>): void

Checks whether DND mode is supported. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
callback AsyncCallback<boolean> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let supportDoNotDisturbModeCallback = (err: Base.BusinessError, data: boolean) => {
  if (err) {
    console.info("supportDoNotDisturbMode failed " + JSON.stringify(err));
  } else {
    console.info("supportDoNotDisturbMode success");
  }
}

Notification.supportDoNotDisturbMode(supportDoNotDisturbModeCallback);

Notification.supportDoNotDisturbMode8+

supportDoNotDisturbMode(): Promise<boolean>

Checks whether DND mode is supported. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Return value

Type Description
Promise<boolean> Promise used to return the result.

Example

import Base from '@ohos.base';

Notification.supportDoNotDisturbMode().then((data: boolean) => {
  console.info("supportDoNotDisturbMode success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`supportDoNotDisturbMode failed, code is ${err}`);
});

Notification.isSupportTemplate8+

isSupportTemplate(templateName: string, callback: AsyncCallback<boolean>): void

Checks whether a specified template exists. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
templateName string Yes Template name.
callback AsyncCallback<boolean> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let templateName: string = 'process';
function isSupportTemplateCallback(err: Base.BusinessError, data: boolean) {
  if (err) {
    console.info("isSupportTemplate failed " + JSON.stringify(err));
  } else {
    console.info("isSupportTemplate success");
  }
}

Notification.isSupportTemplate(templateName, isSupportTemplateCallback);

Notification.isSupportTemplate8+

isSupportTemplate(templateName: string): Promise<boolean>

Checks whether a specified template exists. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
templateName string Yes Template name.

Return value

Type Description
Promise<boolean> Promise used to return the result.

Example

import Base from '@ohos.base';

let templateName: string = 'process';
Notification.isSupportTemplate(templateName).then((data: boolean) => {
  console.info("isSupportTemplate success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`isSupportTemplate failed, code is ${err}`);
});

Notification.requestEnableNotification8+

requestEnableNotification(callback: AsyncCallback<void>): void

Requests notification to be enabled for this application. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let requestEnableNotificationCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("requestEnableNotification failed " + JSON.stringify(err));
  } else {
    console.info("requestEnableNotification success");
  }
};

Notification.requestEnableNotification(requestEnableNotificationCallback);

Notification.requestEnableNotification8+

requestEnableNotification(): Promise<void>

Requests notification to be enabled for this application. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Return value

Type Description
Promise<void> Promise that returns no value.

Example

import Base from '@ohos.base';

Notification.requestEnableNotification().then(() => {
  console.info("requestEnableNotification success");
}).catch((err: Base.BusinessError) => {
  console.error(`requestEnableNotification failed, code is ${err}`);
});

Notification.enableDistributed8+

enableDistributed(enable: boolean, callback: AsyncCallback<void>): void

Sets whether this device supports distributed notifications. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
enable boolean Yes Whether the device supports distributed notifications.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let enabledNotificationCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("enableDistributed failed " + JSON.stringify(err));
  } else {
    console.info("enableDistributed success");
  }
};

let enable: boolean = true;

Notification.enableDistributed(enable, enabledNotificationCallback);

Notification.enableDistributed8+

enableDistributed(enable: boolean): Promise<void>

Sets whether this device supports distributed notifications. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
enable boolean Yes Whether the device supports distributed notifications.

Example

import Base from '@ohos.base';

let enable: boolean = true;
Notification.enableDistributed(enable).then(() => {
  console.info("enableDistributed success");
}).catch((err: Base.BusinessError) => {
  console.error(`enableDistributed failed, code is ${err}`);
});

Notification.isDistributedEnabled8+

isDistributedEnabled(callback: AsyncCallback<boolean>): void

Checks whether this device supports distributed notifications. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Parameters

Name Type Mandatory Description
callback AsyncCallback<boolean> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let isDistributedEnabledCallback = (err: Base.BusinessError, data: boolean) => {
  if (err) {
    console.info("isDistributedEnabled failed " + JSON.stringify(err));
  } else {
    console.info("isDistributedEnabled success " + JSON.stringify(data));
  }
};

Notification.isDistributedEnabled(isDistributedEnabledCallback);

Notification.isDistributedEnabled8+

isDistributedEnabled(): Promise<boolean>

Checks whether this device supports distributed notifications. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Return value

Type Description
Promise<boolean> Promise used to return the result.

Example

import Base from '@ohos.base';

Notification.isDistributedEnabled().then((data: boolean) => {
    console.info("isDistributedEnabled success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`isDistributedEnabled failed, code is ${err}`);
});

Notification.enableDistributedByBundle8+

enableDistributedByBundle(bundle: BundleOption, enable: boolean, callback: AsyncCallback<void>): void

Sets whether a specified application supports distributed notifications. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Bundle information of the application.
enable boolean Yes Whether the device supports distributed notifications.
callback AsyncCallback<void> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let enableDistributedByBundleCallback = (err: Base.BusinessError) => {
  if (err) {
    console.info("enableDistributedByBundle failed " + JSON.stringify(err));
  } else {
    console.info("enableDistributedByBundle success");
  }
};

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};

let enable: boolean = true;

Notification.enableDistributedByBundle(bundle, enable, enableDistributedByBundleCallback);

Notification.enableDistributedByBundle8+

enableDistributedByBundle(bundle: BundleOption, enable: boolean): Promise<void>

Sets whether a specified application supports distributed notifications. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Application bundle.
enable boolean Yes Whether the device supports distributed notifications.

Example

import Base from '@ohos.base';

let enable: boolean = true;

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};

Notification.enableDistributedByBundle(bundle, enable).then(() => {
  console.info("enableDistributedByBundle success");
}).catch((err: Base.BusinessError) => {
  console.error(`enableDistributedByBundle failed, code is ${err}`);
});

Notification.isDistributedEnabledByBundle8+

isDistributedEnabledByBundle(bundle: BundleOption, callback: AsyncCallback<boolean>): void

Obtains whether an application supports distributed notifications based on the bundle. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Application bundle.
callback AsyncCallback<boolean> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let isDistributedEnabledByBundleCallback = (err: Base.BusinessError, data: boolean) => {
  if (err) {
    console.info("isDistributedEnabledByBundle failed " + JSON.stringify(err));
  } else {
    console.info("isDistributedEnabledByBundle success" + JSON.stringify(data));
  }
};

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};

Notification.isDistributedEnabledByBundle(bundle, isDistributedEnabledByBundleCallback);

Notification.isDistributedEnabledByBundle8+

isDistributedEnabledByBundle(bundle: BundleOption): Promise<boolean>

Checks whether a specified application supports distributed notifications. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
bundle BundleOption Yes Application bundle.

Return value

Type Description
Promise<boolean> Promise used to return the result.

Example

import Base from '@ohos.base';

let bundle: Notification.BundleOption = {
  bundle: "bundleName1",
};

Notification.isDistributedEnabledByBundle(bundle).then((data: boolean) => {
  console.info("isDistributedEnabledByBundle success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`isDistributedEnabledByBundle failed, code is ${err}`);
});

Notification.getDeviceRemindType8+

getDeviceRemindType(callback: AsyncCallback<DeviceRemindType>): void

Obtains the notification reminder type. This API uses an asynchronous callback to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Parameters

Name Type Mandatory Description
callback AsyncCallback<DeviceRemindType> Yes Callback used to return the result.

Example

import Base from '@ohos.base';

let getDeviceRemindTypeCallback = (err: Base.BusinessError, data: Notification.DeviceRemindType) => {
  if (err) {
    console.info("getDeviceRemindType failed " + JSON.stringify(err));
  } else {
    console.info("getDeviceRemindType success");
  }
};

Notification.getDeviceRemindType(getDeviceRemindTypeCallback);

Notification.getDeviceRemindType8+

getDeviceRemindType(): Promise<DeviceRemindType>

Obtains the notification reminder type. This API uses a promise to return the result.

System capability: SystemCapability.Notification.Notification

Required permissions: ohos.permission.NOTIFICATION_CONTROLLER

System API: This is a system API and cannot be called by third-party applications.

Return value

Type Description
Promise<DeviceRemindType> Promise used to return the result.

Example

import Base from '@ohos.base';

Notification.getDeviceRemindType().then((data: Notification.DeviceRemindType) => {
  console.info("getDeviceRemindType success, data: " + JSON.stringify(data));
}).catch((err: Base.BusinessError) => {
  console.error(`getDeviceRemindType failed, code is ${err}`);
});

SubscribeCallbackData

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

Name Type Readable Writable Description
request NotificationRequest Yes No Notification content.
sortingMap NotificationSortingMap Yes No Notification sorting information.
reason number Yes No Reason for deletion.
sound string Yes No Sound used for notification.
vibrationValues Array<number> Yes No Vibration used for notification.

EnabledNotificationCallbackData8+

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

Name Type Readable Writable Description
bundle string Yes No Bundle name of the application.
uid number Yes No UID of the application.
enable boolean Yes No Notification enabled status of the application.

DoNotDisturbDate8+ deprecated

System capability: SystemCapability.Notification.Notification

NOTE

This API is supported since API version 8 and deprecated since API version 9. You are advised to use notificationManager.DoNotDisturbDate instead.

System API: This is a system API and cannot be called by third-party applications.

Name Type Readable Writable Description
type DoNotDisturbType Yes Yes DND time type.
begin Date Yes Yes DND start time.
end Date Yes Yes DND end time.

DoNotDisturbType8+ deprecated

System capability: SystemCapability.Notification.Notification

NOTE

This API is supported since API version 8 and deprecated since API version 9. You are advised to use notificationManager.DoNotDisturbType instead.

System API: This is a system API and cannot be called by third-party applications.

Name Value Description
TYPE_NONE 0 Non-DND.
TYPE_ONCE 1 One-shot DND at the specified time segment (only considering the hour and minute).
TYPE_DAILY 2 Daily DND at the specified time segment (only considering the hour and minute).
TYPE_CLEARLY 3 DND at the specified time segment (considering the year, month, day, hour, and minute).

ContentType

System capability: SystemCapability.Notification.Notification

Name Value Description
NOTIFICATION_CONTENT_BASIC_TEXT NOTIFICATION_CONTENT_BASIC_TEXT Normal text notification.
NOTIFICATION_CONTENT_LONG_TEXT NOTIFICATION_CONTENT_LONG_TEXT Long text notification.
NOTIFICATION_CONTENT_PICTURE NOTIFICATION_CONTENT_PICTURE Picture-attached notification.
NOTIFICATION_CONTENT_CONVERSATION NOTIFICATION_CONTENT_CONVERSATION Conversation notification.
NOTIFICATION_CONTENT_MULTILINE NOTIFICATION_CONTENT_MULTILINE Multi-line text notification.

SlotLevel

System capability: SystemCapability.Notification.Notification

Name Value Description
LEVEL_NONE 0 The notification function is disabled.
LEVEL_MIN 1 The notification function is enabled, but the notification icon is not displayed in the status bar, with no banner or alert tone.
LEVEL_LOW 2 The notification function is enabled, and the notification icon is displayed in the status bar, with no banner or alert tone.
LEVEL_DEFAULT 3 The notification feature is enabled, and the notification icon is displayed in the status bar, with an alert tone but no banner.
LEVEL_HIGH 4 The notification feature is enabled, and the notification icon is displayed in the status bar, with an alert tone and banner.

BundleOptiondeprecated

System capability: SystemCapability.Notification.Notification

NOTE

This API is supported since API version 7 and deprecated since API version 9. You are advised to use notificationManager.BundleOption instead.

Name Type Mandatory Description
bundle string Yes Bundle information of the application.
uid number No User ID. The default value is 0.

NotificationKeydeprecated

System capability: SystemCapability.Notification.Notification

NOTE

This API is supported since API version 7 and deprecated since API version 9. You are advised to use notificationManager.NotificationKey instead.

Name Type Readable Writable Description
id number Yes Yes Notification ID.
label string Yes Yes Notification label.

SlotType

System capability: SystemCapability.Notification.Notification

Name Value Description
UNKNOWN_TYPE 0 Unknown type.
SOCIAL_COMMUNICATION 1 Notification slot for social communication.
SERVICE_INFORMATION 2 Notification slot for service information.
CONTENT_INFORMATION 3 Notification slot for content consultation.
OTHER_TYPES 0xFFFF Notification slot for other purposes.

NotificationActionButton

Describes the button displayed in the notification.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
title string Yes Yes Button title.
wantAgent WantAgent Yes Yes WantAgent of the button.
extras { [key: string]: any } Yes Yes Extra information of the button.
userInput8+ NotificationUserInput Yes Yes User input object.

NotificationBasicContent

Describes the normal text notification.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
title string Yes Yes Notification title.
text string Yes Yes Notification content.
additionalText string Yes Yes Additional information of the notification.

NotificationLongTextContent

Describes the long text notification.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
title string Yes Yes Notification title.
text string Yes Yes Notification content.
additionalText string Yes Yes Additional information of the notification.
longText string Yes Yes Long text of the notification.
briefText string Yes Yes Brief text of the notification.
expandedTitle string Yes Yes Title of the notification in the expanded state.

NotificationMultiLineContent

Describes the multi-line text notification.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
title string Yes Yes Notification title.
text string Yes Yes Notification content.
additionalText string Yes Yes Additional information of the notification.
briefText string Yes Yes Brief text of the notification.
longTitle string Yes Yes Title of the notification in the expanded state.
lines Array<string> Yes Yes Multi-line text of the notification.

NotificationPictureContent

Describes the picture-attached notification.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
title string Yes Yes Notification title.
text string Yes Yes Notification content.
additionalText string Yes Yes Additional information of the notification.
briefText string Yes Yes Brief text of the notification.
expandedTitle string Yes Yes Title of the notification in the expanded state.
picture image.PixelMap Yes Yes Picture attached to the notification.

NotificationContent

Describes the notification content.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
contentType ContentType Yes Yes Notification content type.
normal NotificationBasicContent Yes Yes Normal text.
longText NotificationLongTextContent Yes Yes Long text.
multiLine NotificationMultiLineContent Yes Yes Multi-line text.
picture NotificationPictureContent Yes Yes Picture-attached.

NotificationFlagStatus8+

Describes the notification flag status.

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

Name Value Description
TYPE_NONE 0 The default flag is used.
TYPE_OPEN 1 The notification flag is enabled.
TYPE_CLOSE 2 The notification flag is disabled.

NotificationFlags8+

Enumerates notification flags.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
soundEnabled NotificationFlagStatus Yes No Whether to enable the sound alert for the notification.
vibrationEnabled NotificationFlagStatus Yes No Whether to enable vibration for the notification.

NotificationRequest

Describes the notification request.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
content NotificationContent Yes Yes Notification content.
id number Yes Yes Notification ID.
slotType SlotType Yes Yes Slot type.
isOngoing boolean Yes Yes Whether the notification is an ongoing notification.
isUnremovable boolean Yes Yes Whether the notification can be removed.
deliveryTime number Yes Yes Time when the notification is sent.
tapDismissed boolean Yes Yes Whether the notification is automatically cleared.
autoDeletedTime number Yes Yes Time when the notification is automatically cleared.
wantAgent WantAgent Yes Yes WantAgent instance to which the notification will be redirected after being clicked.
extraInfo {[key: string]: any} Yes Yes Extended parameters.
color number Yes Yes Background color of the notification. Not supported currently.
colorEnabled boolean Yes Yes Whether the notification background color is enabled. Not supported currently.
isAlertOnce boolean Yes Yes Whether the notification triggers an alert only once.
isStopwatch boolean Yes Yes Whether to display the stopwatch.
isCountDown boolean Yes Yes Whether to display the countdown time.
isFloatingIcon boolean Yes Yes Whether the notification is displayed as a floating icon in the status bar.
label string Yes Yes Notification label.
badgeIconStyle number Yes Yes Notification badge type.
showDeliveryTime boolean Yes Yes Whether to display the time when the notification is delivered.
actionButtons Array<NotificationActionButton> Yes Yes Buttons in the notification. Up to two buttons are allowed.
smallIcon image.PixelMap Yes Yes Small notification icon. This field is optional, and the icon size cannot exceed 30 KB.
largeIcon image.PixelMap Yes Yes Large notification icon. This field is optional, and the icon size cannot exceed 30 KB.
creatorBundleName string Yes No Name of the bundle that creates the notification.
creatorUid number Yes No UID used for creating the notification.
creatorPid number Yes No PID used for creating the notification.
creatorUserId8+ number Yes No ID of the user who creates the notification.
hashCode string Yes No Unique ID of the notification.
classification string Yes Yes Notification category.
System API: This is a system API and cannot be called by third-party applications.
groupName8+ string Yes Yes Notification group name.
template8+ NotificationTemplate Yes Yes Notification template.
isRemoveAllowed8+ boolean Yes No Whether the notification can be removed.
System API: This is a system API and cannot be called by third-party applications.
source8+ number Yes No Notification source.
System API: This is a system API and cannot be called by third-party applications.
distributedOption8+ DistributedOptions Yes Yes Distributed notification options.
deviceId8+ string Yes No Device ID of the notification source.
System API: This is a system API and cannot be called by third-party applications.
notificationFlags8+ NotificationFlags Yes No Notification flags.
removalWantAgent9+ WantAgent Yes Yes WantAgent instance to which the notification will be redirected when it is removed.
badgeNumber9+ number Yes Yes Number of notifications displayed on the application icon.

DistributedOptions8+

Describes distributed notifications options.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
isDistributed boolean Yes Yes Whether the notification is a distributed notification.
supportDisplayDevices Array<string> Yes Yes List of the devices to which the notification can be synchronized.
supportOperateDevices Array<string> Yes Yes List of the devices on which the notification can be opened.
remindType number Yes No Notification reminder type.
System API: This is a system API and cannot be called by third-party applications.

NotificationSlot

Describes the notification slot.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
type SlotType Yes Yes Slot type.
level number Yes Yes Notification level. If this parameter is not set, the default value is used based on the notification slot type.
desc string Yes Yes Notification slot description.
badgeFlag boolean Yes Yes Whether to display the badge.
bypassDnd boolean Yes Yes Whether to bypass DND mode in the system.
lockscreenVisibility number Yes Yes Mode for displaying the notification on the lock screen.
vibrationEnabled boolean Yes Yes Whether vibration is enabled for the notification.
sound string Yes Yes Notification alert tone.
lightEnabled boolean Yes Yes Whether the indicator blinks for the notification.
lightColor number Yes Yes Indicator color of the notification.
vibrationValues Array<number> Yes Yes Vibration mode of the notification.
enabled9+ boolean Yes No Whether the notification slot is enabled.

NotificationSorting

Provides sorting information of active notifications.

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

Name Type Readable Writable Description
slot NotificationSlot Yes No Notification slot content.
hashCode string Yes No Unique ID of the notification.
ranking number Yes No Notification sequence number.

NotificationSortingMap

Provides sorting information of active notifications in all subscribed notifications.

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

Name Type Readable Writable Description
sortings {[key: string]: NotificationSorting} Yes No Array of notification sorting information.
sortedHashCode Array<string> Yes No Array of unique notification IDs.

NotificationSubscribeInfo

Provides the information about the publisher for notification subscription.

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

Name Type Readable Writable Description
bundleNames Array<string> Yes Yes Bundle names of the applications whose notifications are to be subscribed to.
userId number Yes Yes User whose notifications are to be subscribed to. You can obtain the user ID through getCurrentOsAccount.

NotificationTemplate8+

Describes the notification template.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
name string Yes Yes Template name.
data {[key:string]: Object} Yes Yes Template data.

NotificationUserInput8+

Provides the notification user input.

System capability: SystemCapability.Notification.Notification

Name Type Readable Writable Description
inputKey string Yes Yes Key to identify the user input.

DeviceRemindType8+ deprecated

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

NOTE

This API is supported since API version 8 and deprecated since API version 9. You are advised to use notificationManager.DeviceRemindType instead.

Name Value Description
IDLE_DONOT_REMIND 0 The device is not in use. No notification is required.
IDLE_REMIND 1 The device is not in use.
ACTIVE_DONOT_REMIND 2 The device is in use. No notification is required.
ACTIVE_REMIND 3 The device is in use.

SourceType8+ deprecated

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

NOTE

This API is supported since API version 8 and deprecated since API version 9. You are advised to use notificationManager.SourceType instead.

Name Value Description
TYPE_NORMAL 0 Normal notification.
TYPE_CONTINUOUS 1 Continuous notification.
TYPE_TIMER 2 Timed notification.

RemoveReason deprecated

System capability: SystemCapability.Notification.Notification

System API: This is a system API and cannot be called by third-party applications.

NOTE

This API is supported since API version 7 and deprecated since API version 9. You are advised to use notificationManager.RemoveReason instead.

Name Value Description
CLICK_REASON_REMOVE 1 The notification is removed after a click on it.
CANCEL_REASON_REMOVE 2 The notification is removed by the user.

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