181 lines
4.6 KiB
C++
181 lines
4.6 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2013, 2016 Martin Gräßlin <mgraesslin@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_KEYBOARD_INPUT_H
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#define KWIN_KEYBOARD_INPUT_H
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#include "input.h"
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#include <QObject>
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#include <QPointer>
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#include <QPointF>
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#include <QLoggingCategory>
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Q_DECLARE_LOGGING_CATEGORY(KWIN_XKB)
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class QWindow;
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struct xkb_context;
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struct xkb_keymap;
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struct xkb_state;
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struct xkb_compose_table;
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struct xkb_compose_state;
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typedef uint32_t xkb_mod_index_t;
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typedef uint32_t xkb_led_index_t;
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typedef uint32_t xkb_keysym_t;
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namespace KWin
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{
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class InputRedirection;
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class Toplevel;
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namespace LibInput
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{
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class Device;
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}
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class KWIN_EXPORT Xkb
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{
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public:
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Xkb(InputRedirection *input);
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~Xkb();
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void reconfigure();
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void installKeymap(int fd, uint32_t size);
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void updateModifiers(uint32_t modsDepressed, uint32_t modsLatched, uint32_t modsLocked, uint32_t group);
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void updateKey(uint32_t key, InputRedirection::KeyboardKeyState state);
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xkb_keysym_t toKeysym(uint32_t key);
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xkb_keysym_t currentKeysym() const {
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return m_keysym;
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}
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QString toString(xkb_keysym_t keysym);
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Qt::Key toQtKey(xkb_keysym_t keysym) const;
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Qt::KeyboardModifiers modifiers() const;
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Qt::KeyboardModifiers modifiersRelevantForGlobalShortcuts() const;
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bool shouldKeyRepeat(quint32 key) const;
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void switchToNextLayout();
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enum class LED {
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NumLock = 1 << 0,
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CapsLock = 1 << 1,
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ScrollLock = 1 << 2
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};
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Q_DECLARE_FLAGS(LEDs, LED)
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LEDs leds() const {
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return m_leds;
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}
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private:
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xkb_keymap *loadKeymapFromConfig();
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xkb_keymap *loadDefaultKeymap();
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void updateKeymap(xkb_keymap *keymap);
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void createKeymapFile();
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void updateModifiers();
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void updateConsumedModifiers(uint32_t key);
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InputRedirection *m_input;
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xkb_context *m_context;
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xkb_keymap *m_keymap;
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xkb_state *m_state;
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xkb_mod_index_t m_shiftModifier;
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xkb_mod_index_t m_capsModifier;
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xkb_mod_index_t m_controlModifier;
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xkb_mod_index_t m_altModifier;
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xkb_mod_index_t m_metaModifier;
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xkb_led_index_t m_numLock;
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xkb_led_index_t m_capsLock;
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xkb_led_index_t m_scrollLock;
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Qt::KeyboardModifiers m_modifiers;
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Qt::KeyboardModifiers m_consumedModifiers;
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xkb_keysym_t m_keysym;
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struct {
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uint pressCount = 0;
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Qt::KeyboardModifier modifier = Qt::NoModifier;
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} m_modOnlyShortcut;
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quint32 m_currentLayout = 0;
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struct {
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xkb_compose_table *table = nullptr;
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xkb_compose_state *state = nullptr;
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} m_compose;
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LEDs m_leds;
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};
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class KeyboardInputRedirection : public QObject
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{
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Q_OBJECT
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public:
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explicit KeyboardInputRedirection(InputRedirection *parent);
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virtual ~KeyboardInputRedirection();
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void init();
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void update();
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/**
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* @internal
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*/
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void processKey(uint32_t key, InputRedirection::KeyboardKeyState state, uint32_t time, LibInput::Device *device = nullptr);
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/**
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* @internal
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*/
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void processModifiers(uint32_t modsDepressed, uint32_t modsLatched, uint32_t modsLocked, uint32_t group);
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/**
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* @internal
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**/
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void processKeymapChange(int fd, uint32_t size);
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Xkb *xkb() const {
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return m_xkb.data();
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}
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Qt::KeyboardModifiers modifiers() const {
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return m_xkb->modifiers();
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}
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Q_SIGNALS:
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void ledsChanged(KWin::Xkb::LEDs);
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private Q_SLOTS:
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void reconfigure();
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private:
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InputRedirection *m_input;
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bool m_inited = false;
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QScopedPointer<Xkb> m_xkb;
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QMetaObject::Connection m_activeClientSurfaceChangedConnection;
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struct {
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quint32 key = 0;
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quint32 time = 0;
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QTimer *timer = nullptr;
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} m_keyRepeat;
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};
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inline
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Qt::KeyboardModifiers Xkb::modifiers() const
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{
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return m_modifiers;
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}
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}
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Q_DECLARE_METATYPE(KWin::Xkb::LED)
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Q_DECLARE_METATYPE(KWin::Xkb::LEDs)
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#endif
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