@ohos.application.WindowExtensionAbility (WindowExtensionAbility) (System API)

WindowExtensionAbility inherits from ExtensionAbility. The content in a WindowExtensionAbility object can be displayed as an ability component in other application windows.

NOTE

• The initial APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.

• The APIs provided by this module are system APIs.

• The APIs of this module can be used only in the stage model.

Modules to Import

import WindowExtensionAbility from '@ohos.application.WindowExtensionAbility';

Attributes

System capability: SystemCapability.WindowManager.WindowManager.Core

WindowExtensionAbility.onConnect

onConnect(want: Want): void

Called when this Window Extension ability is connected to an ability for the first time.

System capability: SystemCapability.WindowManager.WindowManager.Core

Parameters

Example

import WindowExtensionAbility from '@ohos.application.WindowExtensionAbility';
import Want from '@ohos.app.ability.Want';

export default class MyWindowExtensionAbility extends WindowExtensionAbility {
  onConnect(want: Want) {
    console.info('WindowExtAbility onConnect, abilityName: ${want.abilityName}');
  }
}

WindowExtensionAbility.onDisconnect

onDisconnect(want: Want): void

Called when this Window Extension ability is disconnected from all connected abilities.

System capability: SystemCapability.WindowManager.WindowManager.Core

Parameters

Example

import WindowExtensionAbility from '@ohos.application.WindowExtensionAbility';
import Want from '@ohos.app.ability.Want';

export default class MyWindowExtensionAbility extends WindowExtensionAbility {
  onDisconnect(want: Want) {
    console.info('WindowExtAbility onDisconnect, abilityName: ${want.abilityName}');
  }
}

WindowExtensionAbility.onWindowReady

onWindowReady(window: window.Window): void

Called when a window is ready.

System capability: SystemCapability.WindowManager.WindowManager.Core

Parameters

Example

import WindowExtensionAbility from '@ohos.application.WindowExtensionAbility';
import window from '@ohos.window';
import {BusinessError} from '@ohos.base';

export default class MyWindowExtensionAbility extends WindowExtensionAbility {
  onWindowReady(window: window.Window) {
    window.setUIContent('WindowExtAbility/pages/index1',(err:BusinessError) => {
      let pro = window.getWindowProperties();
      console.log('WindowExtension pro: ${JSON.stringify(pro)}');
      window.showWindow();
    });
  }
}