54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
/*
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* Copyright (C) 2019 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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#ifndef _UI_INPUT_REPORTER_INTERFACE_H
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#define _UI_INPUT_REPORTER_INTERFACE_H
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#include <utils/RefBase.h>
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namespace android {
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/*
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* The interface used by the InputDispatcher to report information about input events after
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* it is sent to the application, such as if a key is unhandled or dropped.
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*/
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class InputReporterInterface : public virtual RefBase {
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protected:
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virtual ~InputReporterInterface() {}
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public:
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// Report a key that was not handled by the system or apps.
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// A key event is unhandled if:
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// - The event was not handled and there is no fallback key; or
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// - The event was not handled and it has a fallback key,
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// but the fallback key was not handled.
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virtual void reportUnhandledKey(uint32_t sequenceNum) = 0;
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// Report a key that was dropped by InputDispatcher.
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// A key can be dropped for several reasons. See the enum
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// InputDispatcher::DropReason for details.
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virtual void reportDroppedKey(uint32_t sequenceNum) = 0;
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};
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/*
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* Factory method for InputReporter.
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*/
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sp<InputReporterInterface> createInputReporter();
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} // namespace android
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#endif // _UI_INPUT_REPORTER_INTERFACE_H
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