| 1 | /* |
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| 2 | SPDX-FileCopyrightText: 2009 Michael Leupold <lemma@confuego.org> |
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| 3 | SPDX-FileCopyrightText: 2013 Martin Gräßlin <mgraesslin@kde.org> |
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| 4 | |
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| 5 | SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef KMODIFIERKEYINFOPROVIDERXCB_H |
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| 9 | #define KMODIFIERKEYINFOPROVIDERXCB_H |
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| 10 | |
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| 11 | #include "kmodifierkeyinfoprovider_p.h" |
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| 12 | #include <QAbstractNativeEventFilter> |
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| 13 | class KModifierKeyInfoProviderXcb : public KModifierKeyInfoProvider, public QAbstractNativeEventFilter |
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| 14 | { |
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| 15 | Q_OBJECT |
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| 16 | public: |
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| 17 | KModifierKeyInfoProviderXcb(); |
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| 18 | ~KModifierKeyInfoProviderXcb() override; |
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| 19 | |
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| 20 | bool setKeyLatched(Qt::Key key, bool latched) override; |
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| 21 | bool setKeyLocked(Qt::Key key, bool locked) override; |
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| 22 | |
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| 23 | bool nativeEventFilter(const QByteArray &eventType, void *message, qintptr *) override; |
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| 24 | |
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| 25 | void xkbUpdateModifierMapping(); |
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| 26 | void xkbModifierStateChanged(unsigned char mods, unsigned char latched_mods, unsigned char locked_mods); |
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| 27 | void xkbButtonStateChanged(unsigned short ptr_buttons); |
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| 28 | |
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| 29 | private: |
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| 30 | int m_xkbEv; |
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| 31 | bool m_xkbAvailable; |
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| 32 | |
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| 33 | // maps a Qt::Key to a modifier mask |
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| 34 | QHash<Qt::Key, unsigned int> m_xkbModifiers; |
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| 35 | // maps a Qt::MouseButton to a button mask |
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| 36 | QHash<Qt::MouseButton, unsigned short> m_xkbButtons; |
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| 37 | }; |
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| 38 | |
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| 39 | #endif |
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| 40 | |
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