diff options
Diffstat (limited to 'src/gui/embedded/qkbdtty_qws.cpp')
-rw-r--r-- | src/gui/embedded/qkbdtty_qws.cpp | 353 |
1 files changed, 0 insertions, 353 deletions
diff --git a/src/gui/embedded/qkbdtty_qws.cpp b/src/gui/embedded/qkbdtty_qws.cpp deleted file mode 100644 index 236769d875..0000000000 --- a/src/gui/embedded/qkbdtty_qws.cpp +++ /dev/null @@ -1,353 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtGui module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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, Nokia gives you certain additional -** rights. These rights are described in the Nokia 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. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qkbdtty_qws.h" - -#if !defined(QT_NO_QWS_KEYBOARD) && !defined(QT_NO_QWS_KBD_TTY) - -#include <QSocketNotifier> -#include <QStringList> - -#include <qplatformdefs.h> -#include <private/qcore_unix_p.h> // overrides QT_OPEN - -#include <errno.h> -#include <termios.h> - -#if defined Q_OS_LINUX -# include <linux/kd.h> -# include <linux/vt.h> //TODO: move vt handling somewhere else (QLinuxFbScreen?) - -# include "qscreen_qws.h" -# include "qwindowsystem_qws.h" -# include "qapplication.h" -# include "private/qwindowsurface_qws_p.h" -# include "private/qwssignalhandler_p.h" - -# define VTACQSIG SIGUSR1 -# define VTRELSIG SIGUSR2 -#endif - - -QT_BEGIN_NAMESPACE - -class QWSTtyKbPrivate : public QObject -{ - Q_OBJECT -public: - QWSTtyKbPrivate(QWSTtyKeyboardHandler *handler, const QString &device); - ~QWSTtyKbPrivate(); - -private: - void switchLed(char, bool); - void switchConsole(int vt); - -private Q_SLOTS: - void readKeycode(); - void handleConsoleSwitch(int sig); - -private: - QWSTtyKeyboardHandler *m_handler; - int m_tty_fd; - struct termios m_tty_attr; - char m_last_keycode; - int m_vt_qws; - int m_orig_kbmode; -}; - - -QWSTtyKeyboardHandler::QWSTtyKeyboardHandler(const QString &device) - : QWSKeyboardHandler(device) -{ - d = new QWSTtyKbPrivate(this, device); -} - -QWSTtyKeyboardHandler::~QWSTtyKeyboardHandler() -{ - delete d; -} - -bool QWSTtyKeyboardHandler::filterKeycode(char &) -{ - return false; -} - -QWSTtyKbPrivate::QWSTtyKbPrivate(QWSTtyKeyboardHandler *h, const QString &device) - : m_handler(h), m_tty_fd(-1), m_last_keycode(0), m_vt_qws(0), m_orig_kbmode(K_XLATE) -{ - setObjectName(QLatin1String("TTY Keyboard Handler")); -#ifndef QT_NO_QWS_SIGNALHANDLER - QWSSignalHandler::instance()->addObject(this); -#endif - - QString dev = QLatin1String("/dev/tty0"); - int repeat_delay = -1; - int repeat_rate = -1; - - QStringList args = device.split(QLatin1Char(':')); - foreach (const QString &arg, args) { - if (arg.startsWith(QLatin1String("repeat-delay="))) - repeat_delay = arg.mid(13).toInt(); - else if (arg.startsWith(QLatin1String("repeat-rate="))) - repeat_rate = arg.mid(12).toInt(); - else if (arg.startsWith(QLatin1String("/dev/"))) - dev = arg; - } - - m_tty_fd = QT_OPEN(dev.toLocal8Bit().constData(), O_RDWR, 0); - if (m_tty_fd >= 0) { - if (repeat_delay > 0 && repeat_rate > 0) { -#if defined(Q_OS_LINUX) - struct ::kbd_repeat kbdrep = { repeat_delay, repeat_rate }; - ::ioctl(m_tty_fd, KDKBDREP, &kbdrep); -#endif - } - - QSocketNotifier *notifier; - notifier = new QSocketNotifier(m_tty_fd, QSocketNotifier::Read, this); - connect(notifier, SIGNAL(activated(int)), this, SLOT(readKeycode())); - - // save tty config for restore. - tcgetattr(m_tty_fd, &m_tty_attr); - - struct ::termios termdata; - tcgetattr(m_tty_fd, &termdata); - -#if defined(Q_OS_LINUX) - // record the original mode so we can restore it again in the destructor. - ::ioctl(m_tty_fd, KDGKBMODE, &m_orig_kbmode); - - // PLEASE NOTE: - // the tty keycode interface can only report keycodes 0x01 .. 0x7f - // KEY_MAX is however defined to 0x1ff. In practice this is sufficient - // for a PC style keyboard though. - // we don't support K_RAW anymore - if you need that, you have to add - // a scan- to keycode converter yourself. - ::ioctl(m_tty_fd, KDSKBMODE, K_MEDIUMRAW); -#endif - - // set the tty layer to pass-through - termdata.c_iflag = (IGNPAR | IGNBRK) & (~PARMRK) & (~ISTRIP); - termdata.c_oflag = 0; - termdata.c_cflag = CREAD | CS8; - termdata.c_lflag = 0; - termdata.c_cc[VTIME]=0; - termdata.c_cc[VMIN]=1; - cfsetispeed(&termdata, 9600); - cfsetospeed(&termdata, 9600); - tcsetattr(m_tty_fd, TCSANOW, &termdata); - -#if defined(Q_OS_LINUX) - // VT switching is handled via unix signals - connect(QApplication::instance(), SIGNAL(unixSignal(int)), this, SLOT(handleConsoleSwitch(int))); - QApplication::instance()->watchUnixSignal(VTACQSIG, true); - QApplication::instance()->watchUnixSignal(VTRELSIG, true); - - struct ::vt_mode vtMode; - if (::ioctl(m_tty_fd, VT_GETMODE, &vtMode) == 0) { - vtMode.mode = VT_PROCESS; - vtMode.relsig = VTRELSIG; - vtMode.acqsig = VTACQSIG; - - if (::ioctl(m_tty_fd, VT_SETMODE, &vtMode) == 0) { - struct ::vt_stat vtStat; - ::memset(&vtStat, 0, sizeof(vtStat)); - - if (::ioctl(m_tty_fd, VT_GETSTATE, &vtStat) == 0 ) { - m_vt_qws = vtStat.v_active; - } - } - } - - if (!m_vt_qws) - qWarning("Could not initialize virtual console switching"); -#endif - } else { - qWarning("Cannot open input device '%s': %s", qPrintable(dev), strerror(errno)); - return; - } - -} - -QWSTtyKbPrivate::~QWSTtyKbPrivate() -{ - if (m_tty_fd >= 0) { -#if defined(Q_OS_LINUX) - ::ioctl(m_tty_fd, KDSKBMODE, m_orig_kbmode); -#endif - tcsetattr(m_tty_fd, TCSANOW, &m_tty_attr); - QT_CLOSE(m_tty_fd); - } -} - - - -void QWSTtyKbPrivate::switchLed(char led, bool state) -{ -#if defined(Q_OS_LINUX) - char ledstate; - - ::ioctl(m_tty_fd, KDGETLED, &ledstate); - if (state) - ledstate |= led; - else - ledstate &= ~led; - ::ioctl(m_tty_fd, KDSETLED, ledstate); -#endif -} - -void QWSTtyKbPrivate::readKeycode() -{ - char buffer[32]; - int n = 0; - - forever { - n = QT_READ(m_tty_fd, buffer + n, 32 - n); - - if (n == 0) { - qWarning("Got EOF from the input device."); - return; - } else if (n < 0 && (errno != EINTR && errno != EAGAIN)) { - qWarning("Could not read from input device: %s", strerror(errno)); - return; - } else { - break; - } - } - - for (int i = 0; i < n; ++i) { - if (m_handler->filterKeycode(buffer[i])) - continue; - - QWSKeyboardHandler::KeycodeAction ka; - ka = m_handler->processKeycode(buffer[i] & 0x7f, (buffer[i] & 0x80) == 0x00, buffer[i] == m_last_keycode); - m_last_keycode = buffer[i]; - - switch (ka) { - case QWSKeyboardHandler::CapsLockOn: - case QWSKeyboardHandler::CapsLockOff: - switchLed(LED_CAP, ka == QWSKeyboardHandler::CapsLockOn); - break; - - case QWSKeyboardHandler::NumLockOn: - case QWSKeyboardHandler::NumLockOff: - switchLed(LED_NUM, ka == QWSKeyboardHandler::NumLockOn); - break; - - case QWSKeyboardHandler::ScrollLockOn: - case QWSKeyboardHandler::ScrollLockOff: - switchLed(LED_SCR, ka == QWSKeyboardHandler::ScrollLockOn); - break; - - case QWSKeyboardHandler::PreviousConsole: - switchConsole(qBound(1, m_vt_qws - 1, 10)); - break; - - case QWSKeyboardHandler::NextConsole: - switchConsole(qBound(1, m_vt_qws + 1, 10)); - break; - - default: - if (ka >= QWSKeyboardHandler::SwitchConsoleFirst && - ka <= QWSKeyboardHandler::SwitchConsoleLast) { - switchConsole(1 + (ka & QWSKeyboardHandler::SwitchConsoleMask)); - } - //ignore reboot - break; - } - } -} - - -void QWSTtyKbPrivate::switchConsole(int vt) -{ -#if defined(Q_OS_LINUX) - if (m_vt_qws && vt && (m_tty_fd >= 0 )) - ::ioctl(m_tty_fd, VT_ACTIVATE, vt); -#endif -} - -void QWSTtyKbPrivate::handleConsoleSwitch(int sig) -{ -#if defined(Q_OS_LINUX) - // received a notification from the kernel that the current VT is - // changing: either enable or disable QWS painting accordingly. - - if (sig == VTACQSIG) { - if (::ioctl(m_tty_fd, VT_RELDISP, VT_ACKACQ) == 0) { - qwsServer->enablePainting(true); - qt_screen->restore(); - qwsServer->resumeMouse(); - qwsServer->refresh(); - } - } else if (sig == VTRELSIG) { - qwsServer->enablePainting(false); - - // Check for reserved surfaces which might still do painting - bool allWindowsHidden = true; - const QList<QWSWindow*> windows = QWSServer::instance()->clientWindows(); - for (int i = 0; i < windows.size(); ++i) { - const QWSWindow *w = windows.at(i); - QWSWindowSurface *s = w->windowSurface(); - if (s && s->isRegionReserved() && !w->allocatedRegion().isEmpty()) { - allWindowsHidden = false; - break; - } - } - - if (!allWindowsHidden) { - ::ioctl(m_tty_fd, VT_RELDISP, 0); // abort console switch - qwsServer->enablePainting(true); - } else if (::ioctl(m_tty_fd, VT_RELDISP, 1) == 0) { - qt_screen->save(); - qwsServer->suspendMouse(); - } else { - qwsServer->enablePainting(true); - } - } -#endif -} - -QT_END_NAMESPACE - -#include "qkbdtty_qws.moc" - -#endif // QT_NO_QWS_KEYBOARD || QT_NO_QWS_KBD_TTY |