deskflow/src/lib/platform/XWindowsEventQueueBuffer.h
sithlord48 1085df54ed refactor: Reuse compliance
build files and documentation: MIT
  images / sources: GPL-2.0-only
  breeze icons: LGPL-2.0-only
  Microsoft MSM file, vc redist license
2025-01-27 17:05:47 -05:00

62 lines
1.6 KiB
C++

/*
* Deskflow -- mouse and keyboard sharing utility
* SPDX-FileCopyrightText: (C) 2012 - 2016 Symless Ltd.
* SPDX-FileCopyrightText: (C) 2004 Chris Schoeneman
* SPDX-License-Identifier: GPL-2.0-only WITH LicenseRef-OpenSSL-Exception
*/
#pragma once
#include "base/IEventQueueBuffer.h"
#include "common/stdvector.h"
#include "mt/Mutex.h"
#if X_DISPLAY_MISSING
#error X11 is required to build deskflow
#else
#include <X11/Xlib.h>
#endif
class IEventQueue;
//! Event queue buffer for X11
class XWindowsEventQueueBuffer : public IEventQueueBuffer
{
public:
XWindowsEventQueueBuffer(Display *, Window, IEventQueue *events);
XWindowsEventQueueBuffer(XWindowsEventQueueBuffer const &) = delete;
XWindowsEventQueueBuffer(XWindowsEventQueueBuffer &&) = delete;
virtual ~XWindowsEventQueueBuffer();
XWindowsEventQueueBuffer &operator=(XWindowsEventQueueBuffer const &) = delete;
XWindowsEventQueueBuffer &operator=(XWindowsEventQueueBuffer &&) = delete;
// IEventQueueBuffer overrides
virtual void init()
{
}
virtual void waitForEvent(double timeout);
virtual Type getEvent(Event &event, uint32_t &dataID);
virtual bool addEvent(uint32_t dataID);
virtual bool isEmpty() const;
virtual EventQueueTimer *newTimer(double duration, bool oneShot) const;
virtual void deleteTimer(EventQueueTimer *) const;
private:
void flush();
int getPendingCountLocked();
private:
using EventList = std::vector<XEvent>;
Mutex m_mutex;
Display *m_display;
Window m_window;
Atom m_userEvent;
XEvent m_event;
EventList m_postedEvents;
bool m_waiting;
int m_pipefd[2];
IEventQueue *m_events;
};