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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 module device; | 5 module device; |
| 6 | 6 |
| 7 import "device/battery/battery_status.mojom"; | 7 import "device/battery/battery_status.mojom"; |
| 8 | 8 |
| 9 // A BatteryMonitor will periodically call its client's DidChange method. | |
| 10 [Client=BatteryStatusObserver] | |
| 11 interface BatteryMonitor { | 9 interface BatteryMonitor { |
| 10 // Battery status is reported once it changes or immediately if this is the |
| 11 // first call to QueryNextStatus on this instance. QueryNextStatus calls may |
| 12 // be throttled by the service. Overlapping calls to QueryNextStatus are |
| 13 // supported. |
| 14 QueryNextStatus() => (BatteryStatus status); |
| 12 }; | 15 }; |
| 13 | |
| 14 interface BatteryStatusObserver { | |
| 15 DidChange(BatteryStatus status); | |
| 16 }; | |
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