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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_HOST_INPUT_MONITOR_LOCAL_MOUSE_INPUT_MONITOR_X11_H_
#define REMOTING_HOST_INPUT_MONITOR_LOCAL_MOUSE_INPUT_MONITOR_X11_H_
#include "base/memory/raw_ptr.h"
#include "base/sequence_checker.h"
#include "base/task/single_thread_task_runner.h"
#include "remoting/host/input_monitor/local_pointer_input_monitor.h"
#include "ui/events/event.h"
#include "ui/gfx/x/connection.h"
#include "ui/gfx/x/event.h"
#include "ui/gfx/x/future.h"
#include "ui/gfx/x/xinput.h"
#include "ui/gfx/x/xproto.h"
namespace remoting {
// Note that this class does not detect touch input and so is named accordingly.
class LocalMouseInputMonitorX11 : public LocalPointerInputMonitor {
public:
LocalMouseInputMonitorX11(
scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
LocalInputMonitor::PointerMoveCallback on_mouse_move);
LocalMouseInputMonitorX11(const LocalMouseInputMonitorX11&) = delete;
LocalMouseInputMonitorX11& operator=(const LocalMouseInputMonitorX11&) =
delete;
~LocalMouseInputMonitorX11() override;
private:
// The actual implementation resides in LocalMouseInputMonitorX11::Core class.
class Core : public base::RefCountedThreadSafe<Core>,
public x11::EventObserver {
public:
Core(scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
LocalInputMonitor::PointerMoveCallback on_mouse_move);
Core(const Core&) = delete;
Core& operator=(const Core&) = delete;
void Start();
void Stop();
private:
friend class base::RefCountedThreadSafe<Core>;
~Core() override;
void StartOnInputThread();
void StopOnInputThread();
// Called when there are pending X events.
void OnConnectionData();
// x11::EventObserver:
void OnEvent(const x11::Event& event) override;
// Task runner on which public methods of this class must be called.
scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner_;
// Task runner on which X Window events are received.
scoped_refptr<base::SingleThreadTaskRunner> input_task_runner_;
// Used to send mouse event notifications.
LocalInputMonitor::PointerMoveCallback on_mouse_move_;
raw_ptr<x11::Connection> connection_ = nullptr;
};
scoped_refptr<Core> core_;
SEQUENCE_CHECKER(sequence_checker_);
};
} // namespace remoting
#endif // REMOTING_HOST_INPUT_MONITOR_LOCAL_MOUSE_INPUT_MONITOR_X11_H_
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