Vibrator
Introduction
This sample simulates the countdown scenario to show the use of the vibrator APIs. Below shows the sample app.
Functions
You can trigger a vibrator to vibrate by duration or vibration effect.
Required Permissions
ohos.permission.VIBRATE
Usage
-
Touch the countdown text. A time picker is displayed. Select any time and touch OK. The selected time is displayed as the countdown text.
-
Touch start. The countdown starts, and the round progress bar and countdown text start changing. When the countdown ends, the device vibrates, the progress bar returns to the initial state, and a vibration dialog box is displayed.
-
Touch reset. The countdown ends, and the round progress bar and countdown text are restored to the initial state.
Constraints
-
This sample can only be run on standard-system devices.
-
This sample requires a device with a vibrator.
-
This sample requires DevEco Studio 3.1 Canary1 (Build Version: 3.1.0.100) to compile and run.