kwin/syncalarmx11filter.cpp
2020-08-07 19:57:56 +00:00

36 lines
998 B
C++

/*
KWin - the KDE window manager
This file is part of the KDE project.
SPDX-FileCopyrightText: 2017 Martin Flöser <mgraesslin@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "syncalarmx11filter.h"
#include "workspace.h"
#include "x11client.h"
#include "xcbutils.h"
namespace KWin
{
SyncAlarmX11Filter::SyncAlarmX11Filter()
: X11EventFilter(QVector<int>{Xcb::Extensions::self()->syncAlarmNotifyEvent()})
{
}
bool SyncAlarmX11Filter::event(xcb_generic_event_t *event)
{
auto alarmEvent = reinterpret_cast<xcb_sync_alarm_notify_event_t *>(event);
auto client = workspace()->findClient([alarmEvent](const X11Client *client) {
const auto syncRequest = client->syncRequest();
return alarmEvent->alarm == syncRequest.alarm && alarmEvent->counter_value.hi == syncRequest.value.hi && alarmEvent->counter_value.lo == syncRequest.value.lo;
});
if (client) {
client->handleSync();
}
return false;
}
} // namespace KWin