diff options
Diffstat (limited to 'src/gui/embedded/qkbdintegrity_qws.cpp')
-rw-r--r-- | src/gui/embedded/qkbdintegrity_qws.cpp | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/src/gui/embedded/qkbdintegrity_qws.cpp b/src/gui/embedded/qkbdintegrity_qws.cpp new file mode 100644 index 0000000..b2df422 --- /dev/null +++ b/src/gui/embedded/qkbdintegrity_qws.cpp @@ -0,0 +1,197 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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, 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#if !defined(QT_NO_QWS_KEYBOARD) && !defined(QT_NO_QWS_KBD_INTEGRITY) + +#include "qkbdintegrity_qws.h" +#include <qwindowsystem_qws.h> +#include <qapplication.h> +#include <qtimer.h> +#include <qthread.h> + +#include <INTEGRITY.h> + + +//=========================================================================== + +QT_BEGIN_NAMESPACE + +// +// INTEGRITY keyboard +// + +class QIntKeyboardListenThread; + +class QWSIntKbPrivate : public QObject +{ + Q_OBJECT + friend class QIntKeyboardListenThread; +public: + QWSIntKbPrivate(QWSKeyboardHandler *, const QString &device); + ~QWSIntKbPrivate(); + void dataReady(int amount) { emit kbdDataAvailable(amount); } + uint8_t scancodebuf[32 /* USB_SCANCODE_BUF_LEN */ ]; + uint8_t rxpost; + uint8_t rxack; + +Q_SIGNALS: + void kbdDataAvailable(int amount); + +private Q_SLOTS: + void readKeyboardData(int amount); + +private: + QWSKeyboardHandler *handler; + QIntKeyboardListenThread *kbdthread; +}; +class QIntKeyboardListenThread : public QThread +{ +protected: + QWSIntKbPrivate *imp; + bool loop; +public: + QIntKeyboardListenThread(QWSIntKbPrivate *im) : QThread(), imp(im) {}; + ~QIntKeyboardListenThread() {}; + void run(); + void stoploop() { loop = false; }; +}; + + +QWSIntKeyboardHandler::QWSIntKeyboardHandler(const QString &device) + : QWSKeyboardHandler(device) +{ + d = new QWSIntKbPrivate(this, device); +} + +QWSIntKeyboardHandler::~QWSIntKeyboardHandler() +{ + delete d; +} + +//void QWSIntKeyboardHandler::processKeyEvent(int keycode, bool isPress, +// bool autoRepeat) +//{ +// QWSKeyboardHandler::processKeyEvent(keycode, isPress, autoRepeat); +//} + +void QIntKeyboardListenThread::run(void) +{ + Error E; + Buffer b; + Connection kbdc; + bool waitforresource = true; + do { + E = RequestResource((Object*)&kbdc, + "USBKeyboardClient", "!systempassword"); + if (E == Success) { + loop = false; + } else { + E = RequestResource((Object*)&kbdc, + "KeyboardClient", "!systempassword"); + if (E == Success) { + waitforresource = false; + } + } + if (waitforresource) + ::sleep(1); + } while (loop && waitforresource); + if (!loop) + return; + b.BufferType = DataBuffer | LastBuffer; + b.Length = sizeof(imp->scancodebuf); + b.TheAddress = (Address)imp->scancodebuf; + do { + b.Transferred = 0; + b.TheAddress = (Address)imp->scancodebuf + imp->rxpost; + CheckSuccess(SynchronousReceive(kbdc, &b)); + imp->rxpost += b.Transferred; + if (imp->rxpost >= 32 /* USB_SCANCODE_BUF_LEN */) + imp->rxpost = 0; + if (imp->rxpost == (imp->rxack + b.Transferred) % 32 /* USB_SCANCODE_BUF_LEN */) { + imp->kbdDataAvailable(b.Transferred); + } + } while (loop); +} + +void QWSIntKbPrivate::readKeyboardData(int amount) +{ + uint16_t keycode; + do { + if (scancodebuf[rxack] == 0xe0) { + keycode = scancodebuf[rxack] << 8; + rxack++; + if (rxack >= 32 /* USB_SCANCODE_BUF_LEN */) + rxack = 0; + } else { + keycode = 0; + } + + handler->processKeycode(keycode + (scancodebuf[rxack] & 0x7f), + (scancodebuf[rxack] & 0x80) == 0, + scancodebuf[rxack] == 2); + rxack++; + if (rxack >= 32 /* USB_SCANCODE_BUF_LEN */) + rxack = 0; + } while (rxack != rxpost); +} + +QWSIntKbPrivate::QWSIntKbPrivate(QWSKeyboardHandler *h, const QString &device) : handler(h) +{ + connect(this, SIGNAL(kbdDataAvailable(int)), this, SLOT(readKeyboardData(int))); + this->handler = handler; + rxack = rxpost = 0; + kbdthread = new QIntKeyboardListenThread(this); + kbdthread->start(); +} + +QWSIntKbPrivate::~QWSIntKbPrivate() +{ + kbdthread->stoploop(); + kbdthread->wait(); + delete kbdthread; +} + + +QT_END_NAMESPACE + +#include "qkbdintegrity_qws.moc" + +#endif // QT_NO_QWS_KEYBOARD || QT_NO_QWS_KBD_TTY |