Add native InputTransferToken

/*

 * Copyright 2024 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.

 */

/**

 * @addtogroup NativeActivity Native Activity

 * @{

 */

/**

 * @file input_transfer_token_jni.h

 */

#ifndef ANDROID_INPUT_TRANSFER_TOKEN_JNI_H

#define ANDROID_INPUT_TRANSFER_TOKEN_JNI_H

#include <sys/cdefs.h>

#include <jni.h>

__BEGIN_DECLS

struct AInputTransferToken;

/**

 * AInputTransferToken can be used to request focus on or to transfer touch gesture to and from

 * an embedded SurfaceControl

 */

typedef struct AInputTransferToken AInputTransferToken;

/**

 * Return the AInputTransferToken wrapped by a Java InputTransferToken object. This must be released

 * using AInputTransferToken_release

 *

 * inputTransferTokenObj must be a non-null instance of android.window.InputTransferToken.

 *

 * Available since API level 35.

 */

AInputTransferToken* _Nonnull AInputTransferToken_fromJava(JNIEnv* _Nonnull env,

        jobject _Nonnull inputTransferTokenObj) __INTRODUCED_IN(__ANDROID_API_V__);

/**

 * Return the Java InputTransferToken object that wraps AInputTransferToken

 *

 * aInputTransferToken must be non null and the returned value is an object of instance

 * android.window.InputTransferToken.

 *

 * Available since API level 35.

 */

jobject _Nonnull AInputTransferToken_toJava(JNIEnv* _Nonnull env,

        const AInputTransferToken* _Nonnull aInputTransferToken) __INTRODUCED_IN(__ANDROID_API_V__);

/**

 * Removes a reference that was previously acquired in native.

 *

 * Available since API level 35.

 */

void AInputTransferToken_release(AInputTransferToken* _Nonnull aInputTransferToken)

        __INTRODUCED_IN(__ANDROID_API_V__);

__END_DECLS

#endif // ANDROID_INPUT_TRANSFER_TOKEN_JNI_H

/** @} */

/*

 * Copyright (C) 2024 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.

 */

#pragma once

#include <binder/Binder.h>

#include <binder/IBinder.h>

#include <binder/Parcel.h>

#include <private/gui/ParcelUtils.h>

#include <utils/Errors.h>

namespace android {

struct InputTransferToken : public RefBase, Parcelable {

public:

    InputTransferToken() { mToken = new BBinder(); }

    InputTransferToken(const sp<IBinder>& token) { mToken = token; }

    status_t writeToParcel(Parcel* parcel) const override {

        SAFE_PARCEL(parcel->writeStrongBinder, mToken);

        return NO_ERROR;

    }

    status_t readFromParcel(const Parcel* parcel) {

        SAFE_PARCEL(parcel->readStrongBinder, &mToken);

        return NO_ERROR;

    };

    sp<IBinder> mToken;

};

static inline bool operator==(const sp<InputTransferToken>& token1,

                              const sp<InputTransferToken>& token2) {

    if (token1.get() == token2.get()) {

        return true;

    }

    return token1->mToken == token2->mToken;

}

} // namespace android

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