65 lines
1.8 KiB
Java
65 lines
1.8 KiB
Java
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/*
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* Copyright (C) 2023 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.view.inputmethod;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.annotation.TestApi;
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import android.os.CancellationSignal;
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import android.os.CancellationSignalBeamer;
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import android.os.IBinder;
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/**
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* A {@link HandwritingGesture} that can be {@link CancellationSignal#cancel() cancelled}.
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* @hide
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*/
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@TestApi
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public abstract class CancellableHandwritingGesture extends HandwritingGesture {
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@NonNull
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CancellationSignal mCancellationSignal;
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@Nullable
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IBinder mCancellationSignalToken;
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/**
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* Set {@link CancellationSignal} for testing only.
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* @hide
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*/
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@TestApi
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public void setCancellationSignal(@NonNull CancellationSignal cancellationSignal) {
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mCancellationSignal = cancellationSignal;
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}
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@NonNull
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CancellationSignal getCancellationSignal() {
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return mCancellationSignal;
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}
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/**
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* Unbeam cancellation token.
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* @hide
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*/
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public void unbeamCancellationSignal(@NonNull CancellationSignalBeamer.Receiver receiver) {
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if (mCancellationSignalToken != null) {
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mCancellationSignal = receiver.unbeam(mCancellationSignalToken);
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mCancellationSignalToken = null;
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}
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}
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}
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