| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Represents an input device (or group of related devices). |
| // To ease implementation, developers cannot rely on comparing two InputDevice |
| // instances for equality. Now we only have two InputDevice instances: one |
| // represents all the devices which send touch events, the other one covers all |
| // other devices which do not send touch events, because currently all we care |
| // about is if the input device fires touch events or not. |
| [ |
| Constructor(optional InputDeviceInit deviceInitDict), |
| RuntimeEnabled=InputDevice, |
| GarbageCollected, |
| ] interface InputDevice { |
| |
| // Whether this device dispatches touch events for movement. This is used to detect |
| // mouse events which represent only an action that has already been handled by |
| // touch event handlers. |
| readonly attribute boolean firesTouchEvents; |
| }; |