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Diffstat (limited to 'src/plugins/generic/bsdkeyboard/qbsdkeyboard.h')
-rw-r--r-- | src/plugins/generic/bsdkeyboard/qbsdkeyboard.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/src/plugins/generic/bsdkeyboard/qbsdkeyboard.h b/src/plugins/generic/bsdkeyboard/qbsdkeyboard.h new file mode 100644 index 0000000000..1a7cbc1f9a --- /dev/null +++ b/src/plugins/generic/bsdkeyboard/qbsdkeyboard.h @@ -0,0 +1,139 @@ +/**************************************************************************** +** +** Copyright (C) 2015-2016 Oleksandr Tymoshenko <gonzo@bluezbox.com> +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL21$ +** 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 The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QBSDKEYBOARD_H +#define QBSDKEYBOARD_H + +#include <qobject.h> +#include <QDataStream> +#include <QVector> + +QT_BEGIN_NAMESPACE + +class QSocketNotifier; + +struct termios; + +enum { + Bsd_NoKeyMode = -1 +}; + +namespace QBsdKeyboardMap { + const quint32 FileMagic = 0x514d4150; // 'QMAP' + + struct Mapping { + quint16 keycode; + quint16 unicode; + quint32 qtcode; + quint8 modifiers; + quint8 flags; + quint16 special; + + }; + + enum Flags { + NoFlags = 0x00, + IsLetter = 0x01, + IsModifier = 0x02 + }; + + enum Modifiers { + ModPlain = 0x00, + ModShift = 0x01, + ModAltGr = 0x02, + ModControl = 0x04, + ModAlt = 0x08, + ModShiftL = 0x10, + ModShiftR = 0x20, + ModCtrlL = 0x40, + ModCtrlR = 0x80 + // ModCapsShift = 0x100, // not supported! + }; +} + +inline QDataStream &operator>>(QDataStream &ds, QBsdKeyboardMap::Mapping &m) +{ + return ds >> m.keycode >> m.unicode >> m.qtcode >> m.modifiers >> m.flags >> m.special; +} + +class QBsdKeyboardHandler : public QObject +{ + Q_OBJECT + +public: + QBsdKeyboardHandler(const QString &key, const QString &specification); + ~QBsdKeyboardHandler() override; + + static Qt::KeyboardModifiers toQtModifiers(quint8 mod) + { + Qt::KeyboardModifiers qtmod = Qt::NoModifier; + + if (mod & (QBsdKeyboardMap::ModShift | QBsdKeyboardMap::ModShiftL | QBsdKeyboardMap::ModShiftR)) + qtmod |= Qt::ShiftModifier; + if (mod & (QBsdKeyboardMap::ModControl | QBsdKeyboardMap::ModCtrlL | QBsdKeyboardMap::ModCtrlR)) + qtmod |= Qt::ControlModifier; + if (mod & QBsdKeyboardMap::ModAlt) + qtmod |= Qt::AltModifier; + + return qtmod; + } + +protected: + void switchLed(int led, bool state); + void processKeycode(quint16 keycode, bool pressed, bool autorepeat); + void processKeyEvent(int nativecode, int unicode, int qtcode, + Qt::KeyboardModifiers modifiers, bool isPress, bool autoRepeat); + void revertTTYSettings(); + void resetKeymap(); + void readKeyboardData(); + +private: + QScopedPointer<QSocketNotifier> m_notifier; + QScopedPointer<termios> m_kbdOrigTty; + int m_origKbdMode = Bsd_NoKeyMode; + int m_fd = -1; + bool m_shouldClose = false; + QString m_spec; + + // keymap handling + quint8 m_modifiers = 0; + bool m_capsLock = false; + bool m_numLock = false; + bool m_scrollLock = false; + + QVector<QBsdKeyboardMap::Mapping> m_keymap; +}; + +QT_END_NAMESPACE + +#endif // QBSDKEYBOARD_H |