diff options
Diffstat (limited to 'src/gui/embedded/qmouselinuxinput_qws.cpp')
| -rw-r--r-- | src/gui/embedded/qmouselinuxinput_qws.cpp | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/src/gui/embedded/qmouselinuxinput_qws.cpp b/src/gui/embedded/qmouselinuxinput_qws.cpp deleted file mode 100644 index efcf6d4267..0000000000 --- a/src/gui/embedded/qmouselinuxinput_qws.cpp +++ /dev/null @@ -1,205 +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 plugins 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 "qmouselinuxinput_qws.h" - -#include <QScreen> -#include <QSocketNotifier> - -#include <qplatformdefs.h> -#include <private/qcore_unix_p.h> // overrides QT_OPEN - -#include <errno.h> - -#include <linux/input.h> - -QT_BEGIN_NAMESPACE - - -class QWSLinuxInputMousePrivate : public QObject -{ - Q_OBJECT -public: - QWSLinuxInputMousePrivate(QWSLinuxInputMouseHandler *, const QString &); - ~QWSLinuxInputMousePrivate(); - - void enable(bool on); - -private Q_SLOTS: - void readMouseData(); - -private: - QWSLinuxInputMouseHandler *m_handler; - QSocketNotifier * m_notify; - int m_fd; - int m_x, m_y; - int m_buttons; -}; - -QWSLinuxInputMouseHandler::QWSLinuxInputMouseHandler(const QString &device) - : QWSCalibratedMouseHandler(device) -{ - d = new QWSLinuxInputMousePrivate(this, device); -} - -QWSLinuxInputMouseHandler::~QWSLinuxInputMouseHandler() -{ - delete d; -} - -void QWSLinuxInputMouseHandler::suspend() -{ - d->enable(false); -} - -void QWSLinuxInputMouseHandler::resume() -{ - d->enable(true); -} - -QWSLinuxInputMousePrivate::QWSLinuxInputMousePrivate(QWSLinuxInputMouseHandler *h, const QString &device) - : m_handler(h), m_notify(0), m_x(0), m_y(0), m_buttons(0) -{ - setObjectName(QLatin1String("LinuxInputSubsystem Mouse Handler")); - - QString dev = QLatin1String("/dev/input/event0"); - if (device.startsWith(QLatin1String("/dev/"))) - dev = device; - - m_fd = QT_OPEN(dev.toLocal8Bit().constData(), O_RDONLY | O_NDELAY, 0); - if (m_fd >= 0) { - m_notify = new QSocketNotifier(m_fd, QSocketNotifier::Read, this); - connect(m_notify, SIGNAL(activated(int)), this, SLOT(readMouseData())); - } else { - qWarning("Cannot open mouse input device '%s': %s", qPrintable(dev), strerror(errno)); - return; - } -} - -QWSLinuxInputMousePrivate::~QWSLinuxInputMousePrivate() -{ - if (m_fd >= 0) - QT_CLOSE(m_fd); -} - -void QWSLinuxInputMousePrivate::enable(bool on) -{ - if (m_notify) - m_notify->setEnabled(on); -} - -void QWSLinuxInputMousePrivate::readMouseData() -{ - if (!qt_screen) - return; - - struct ::input_event buffer[32]; - int n = 0; - - forever { - n = QT_READ(m_fd, reinterpret_cast<char *>(buffer) + n, sizeof(buffer) - 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 if (n % sizeof(buffer[0]) == 0) { - break; - } - } - - n /= sizeof(buffer[0]); - - for (int i = 0; i < n; ++i) { - struct ::input_event *data = &buffer[i]; - - bool unknown = false; - if (data->type == EV_ABS) { - if (data->code == ABS_X) { - m_x = data->value; - } else if (data->code == ABS_Y) { - m_y = data->value; - } else { - unknown = true; - } - } else if (data->type == EV_REL) { - if (data->code == REL_X) { - m_x += data->value; - } else if (data->code == REL_Y) { - m_y += data->value; - } else { - unknown = true; - } - } else if (data->type == EV_KEY && data->code == BTN_TOUCH) { - m_buttons = data->value ? Qt::LeftButton : 0; - } else if (data->type == EV_KEY) { - int button = 0; - switch (data->code) { - case BTN_LEFT: button = Qt::LeftButton; break; - case BTN_MIDDLE: button = Qt::MidButton; break; - case BTN_RIGHT: button = Qt::RightButton; break; - } - if (data->value) - m_buttons |= button; - else - m_buttons &= ~button; - } else if (data->type == EV_SYN && data->code == SYN_REPORT) { - QPoint pos(m_x, m_y); - pos = m_handler->transform(pos); - m_handler->limitToScreen(pos); - m_handler->mouseChanged(pos, m_buttons); - } else if (data->type == EV_MSC && data->code == MSC_SCAN) { - // kernel encountered an unmapped key - just ignore it - continue; - } else { - unknown = true; - } - if (unknown) { - qWarning("unknown mouse event type=%x, code=%x, value=%x", data->type, data->code, data->value); - } - } -} - -QT_END_NAMESPACE - -#include "qmouselinuxinput_qws.moc" |