83 lines
2.8 KiB
Java
83 lines
2.8 KiB
Java
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/*
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* Copyright (C) 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.hardware.input;
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import android.annotation.NonNull;
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import android.annotation.RequiresPermission;
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import android.annotation.SuppressLint;
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import android.annotation.SystemApi;
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import android.annotation.TestApi;
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import android.companion.virtual.IVirtualDevice;
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import android.os.IBinder;
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import android.os.RemoteException;
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import android.util.Log;
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import android.view.KeyEvent;
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/**
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* A virtual keyboard representing a key input mechanism on a remote device, such as a built-in
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* keyboard on a laptop, a software keyboard on a tablet, or a keypad on a TV remote control.
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*
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* This registers an InputDevice that is interpreted like a physically-connected device and
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* dispatches received events to it.
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*
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* @hide
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*/
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@SystemApi
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public class VirtualKeyboard extends VirtualInputDevice {
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private final int mUnsupportedKeyCode = KeyEvent.KEYCODE_DPAD_CENTER;
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/** @hide */
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public VirtualKeyboard(VirtualKeyboardConfig config,
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IVirtualDevice virtualDevice, IBinder token) {
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super(config, virtualDevice, token);
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}
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/**
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* Sends a key event to the system.
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*
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* @param event the event to send
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*/
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@RequiresPermission(android.Manifest.permission.CREATE_VIRTUAL_DEVICE)
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public void sendKeyEvent(@NonNull VirtualKeyEvent event) {
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try {
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if (mUnsupportedKeyCode == event.getKeyCode()) {
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throw new IllegalArgumentException(
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"Unsupported key code " + event.getKeyCode()
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+ " sent to a VirtualKeyboard input device.");
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}
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if (!mVirtualDevice.sendKeyEvent(mToken, event)) {
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Log.w(TAG, "Failed to send key event to virtual keyboard "
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+ mConfig.getInputDeviceName());
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}
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} catch (RemoteException e) {
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throw e.rethrowFromSystemServer();
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}
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}
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/**
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* @return The id of the {@link android.view.InputDevice} corresponding to this keyboard.
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* @hide
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*/
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@SuppressLint("UnflaggedApi") // @TestApi without associated feature.
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@TestApi
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@Override
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public int getInputDeviceId() {
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return super.getInputDeviceId();
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}
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}
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