diff options
Diffstat (limited to 'src/platformsupport/fbconvenience/qfbvthandler.cpp')
-rw-r--r-- | src/platformsupport/fbconvenience/qfbvthandler.cpp | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/platformsupport/fbconvenience/qfbvthandler.cpp b/src/platformsupport/fbconvenience/qfbvthandler.cpp new file mode 100644 index 0000000000..edfd13d9bf --- /dev/null +++ b/src/platformsupport/fbconvenience/qfbvthandler.cpp @@ -0,0 +1,111 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qfbvthandler_p.h" +#include <QtCore/private/qcrashhandler_p.h> +#include <QtGui/private/qguiapplication_p.h> + +#if defined(Q_OS_LINUX) && !defined(QT_NO_EVDEV) +#define HAS_VT +#endif + +#ifdef HAS_VT + +#include <sys/ioctl.h> +#include <linux/kd.h> + +#ifdef K_OFF +#define KBD_OFF_MODE K_OFF +#else +#define KBD_OFF_MODE K_RAW +#endif + +#endif // HAS_VT + +QT_BEGIN_NAMESPACE + +QFbVtHandler *QFbVtHandler::self = 0; + +QFbVtHandler::QFbVtHandler(QObject *parent) + : QObject(parent), m_tty(-1) +{ + Q_ASSERT(!self); + self = this; + +#ifdef HAS_VT + if (!isatty(0)) + return; + + m_tty = 0; + ::ioctl(m_tty, KDGKBMODE, &m_oldKbdMode); + if (!qgetenv("QT_QPA_ENABLE_TERMINAL_KEYBOARD").toInt()) { + ::ioctl(m_tty, KDSKBMODE, KBD_OFF_MODE); + QGuiApplicationPrivate *appd = QGuiApplicationPrivate::instance(); + Q_ASSERT(appd); + QSegfaultHandler::initialize(appd->argv, appd->argc); + QSegfaultHandler::installCrashHandler(crashHandler); + } +#endif +} + +QFbVtHandler::~QFbVtHandler() +{ + self->cleanup(); + self = 0; +} + +void QFbVtHandler::cleanup() +{ + if (m_tty == -1) + return; + +#ifdef HAS_VT + ::ioctl(m_tty, KDSKBMODE, m_oldKbdMode); +#endif +} + +void QFbVtHandler::crashHandler() +{ + Q_ASSERT(self); + self->cleanup(); +} + +QT_END_NAMESPACE |