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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.hardware.input;
import android.annotation.NonNull;
import android.annotation.RequiresPermission;
import android.annotation.SystemApi;
import android.companion.virtual.IVirtualDevice;
import android.os.IBinder;
import android.os.RemoteException;
import java.io.Closeable;
/**
* A virtual keyboard representing a key input mechanism on a remote device, such as a built-in
* keyboard on a laptop, a software keyboard on a tablet, or a keypad on a TV remote control.
*
* This registers an InputDevice that is interpreted like a physically-connected device and
* dispatches received events to it.
*
* @hide
*/
@SystemApi
public class VirtualKeyboard implements Closeable {
private final IVirtualDevice mVirtualDevice;
private final IBinder mToken;
/** @hide */
public VirtualKeyboard(IVirtualDevice virtualDevice, IBinder token) {
mVirtualDevice = virtualDevice;
mToken = token;
}
@Override
@RequiresPermission(android.Manifest.permission.CREATE_VIRTUAL_DEVICE)
public void close() {
try {
mVirtualDevice.unregisterInputDevice(mToken);
} catch (RemoteException e) {
throw e.rethrowFromSystemServer();
}
}
/**
* Sends a key event to the system.
*
* @param event the event to send
*/
@RequiresPermission(android.Manifest.permission.CREATE_VIRTUAL_DEVICE)
public void sendKeyEvent(@NonNull VirtualKeyEvent event) {
try {
mVirtualDevice.sendKeyEvent(mToken, event);
} catch (RemoteException e) {
throw e.rethrowFromSystemServer();
}
}
}
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