kwin/backends/virtual/virtual_backend.cpp
Martin Gräßlin 2e888da70e [backends/virtual] Move save screenshot functionality to the backend
Allows code reusability when adding an OpenGL backend.
2015-10-08 15:53:03 +02:00

80 lines
2.3 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "virtual_backend.h"
#include "scene_qpainter_virtual_backend.h"
#include "screens_virtual.h"
#include "wayland_server.h"
// Qt
#include <QTemporaryDir>
// KWayland
#include <KWayland/Server/seat_interface.h>
namespace KWin
{
VirtualBackend::VirtualBackend(QObject *parent)
: AbstractBackend(parent)
{
if (qEnvironmentVariableIsSet("KWIN_WAYLAND_VIRTUAL_SCREENSHOTS")) {
m_screenshotDir.reset(new QTemporaryDir);
if (!m_screenshotDir->isValid()) {
m_screenshotDir.reset();
}
if (!m_screenshotDir.isNull()) {
qDebug() << "Screenshots saved to: " << m_screenshotDir->path();
}
}
setSoftWareCursor(true);
setSupportsPointerWarping(true);
// currently only QPainter - enforce it
qputenv("KWIN_COMPOSE", QByteArrayLiteral("Q"));
}
VirtualBackend::~VirtualBackend() = default;
void VirtualBackend::init()
{
m_size = initialWindowSize();
setReady(true);
waylandServer()->seat()->setHasPointer(true);
waylandServer()->seat()->setHasKeyboard(true);
waylandServer()->seat()->setHasTouch(true);
emit screensQueried();
}
QString VirtualBackend::screenshotDirPath() const
{
if (m_screenshotDir.isNull()) {
return QString();
}
return m_screenshotDir->path();
}
Screens *VirtualBackend::createScreens(QObject *parent)
{
return new VirtualScreens(this, parent);
}
QPainterBackend *VirtualBackend::createQPainterBackend()
{
return new VirtualQPainterBackend(this);
}
}