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/*
* Copyright 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.
*/
#pragma once
#include <android/gui/BnWindowInfosListener.h>
#include <android/gui/ISurfaceComposer.h>
#include <android/gui/IWindowInfosReportedListener.h>
#include <binder/IBinder.h>
#include <gui/SpHash.h>
#include <gui/WindowInfosListener.h>
#include <gui/WindowInfosUpdate.h>
#include <unordered_set>
namespace android {
class WindowInfosListenerReporter : public gui::BnWindowInfosListener {
public:
static sp<WindowInfosListenerReporter> getInstance();
binder::Status onWindowInfosChanged(const gui::WindowInfosUpdate& update,
const sp<gui::IWindowInfosReportedListener>&) override;
status_t addWindowInfosListener(
const sp<gui::WindowInfosListener>& windowInfosListener,
const sp<gui::ISurfaceComposer>&,
std::pair<std::vector<gui::WindowInfo>, std::vector<gui::DisplayInfo>>* outInitialInfo);
status_t removeWindowInfosListener(const sp<gui::WindowInfosListener>& windowInfosListener,
const sp<gui::ISurfaceComposer>& surfaceComposer);
void reconnect(const sp<gui::ISurfaceComposer>&);
private:
std::mutex mListenersMutex;
std::unordered_set<sp<gui::WindowInfosListener>, gui::SpHash<gui::WindowInfosListener>>
mWindowInfosListeners GUARDED_BY(mListenersMutex);
std::vector<gui::WindowInfo> mLastWindowInfos GUARDED_BY(mListenersMutex);
std::vector<gui::DisplayInfo> mLastDisplayInfos GUARDED_BY(mListenersMutex);
};
} // namespace android
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