142 lines
3.8 KiB
C++
142 lines
3.8 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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SPDX-FileCopyrightText: 2016 Martin Gräßlin <mgraesslin@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef KWIN_VIRTUAL_KEYBOARD_H
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#define KWIN_VIRTUAL_KEYBOARD_H
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#include "wayland/textinput_v2_interface.h"
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#include <utility>
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#include <vector>
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#include <QObject>
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#include <kwin_export.h>
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#include <kwinglobals.h>
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#include <QPointer>
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#include <QTimer>
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class QProcess;
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namespace KWaylandServer
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{
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class InputMethodGrabV1;
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}
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namespace KWin
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{
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class Window;
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class InputPanelV1Window;
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/**
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* This class implements the zwp_input_method_unstable_v1, which is currently used to provide
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* the Virtual Keyboard using supported input method client (maliit-keyboard e.g.)
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**/
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class KWIN_EXPORT InputMethod : public QObject
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{
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Q_OBJECT
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public:
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enum ForwardModifiersForce {
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NoForce = 0,
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Force = 1,
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};
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~InputMethod() override;
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void init();
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void setEnabled(bool enable);
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bool isEnabled() const
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{
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return m_enabled;
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}
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bool isActive() const;
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void setActive(bool active);
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void hide();
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void show();
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bool isVisible() const;
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bool isAvailable() const;
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InputPanelV1Window *panel() const;
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void setPanel(InputPanelV1Window *panel);
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void setInputMethodCommand(const QString &path);
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KWaylandServer::InputMethodGrabV1 *keyboardGrab();
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bool shouldShowOnActive() const;
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void forwardModifiers(ForwardModifiersForce force);
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Q_SIGNALS:
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void panelChanged();
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void activeChanged(bool active);
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void enabledChanged(bool enabled);
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void visibleChanged();
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void availableChanged();
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private Q_SLOTS:
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// textinput interface slots
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void handleFocusedSurfaceChanged();
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void surroundingTextChanged();
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void contentTypeChanged();
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void textInputInterfaceV2EnabledChanged();
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void textInputInterfaceV3EnabledChanged();
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void stateCommitted(uint32_t serial);
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void textInputInterfaceV2StateUpdated(quint32 serial, KWaylandServer::TextInputV2Interface::UpdateReason reason);
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// inputcontext slots
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void setPreeditString(uint32_t serial, const QString &text, const QString &commit);
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void setPreeditStyling(quint32 index, quint32 length, quint32 style);
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void setPreeditCursor(qint32 index);
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void key(quint32 serial, quint32 time, quint32 key, bool pressed);
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void modifiers(quint32 serial, quint32 mods_depressed, quint32 mods_latched, quint32 mods_locked, quint32 group);
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private:
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void updateInputPanelState();
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void adoptInputMethodContext();
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void commitString(qint32 serial, const QString &text);
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void keysymReceived(quint32 serial, quint32 time, quint32 sym, bool pressed, quint32 modifiers);
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void deleteSurroundingText(int32_t index, uint32_t length);
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void setCursorPosition(qint32 index, qint32 anchor);
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void setLanguage(uint32_t serial, const QString &language);
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void setTextDirection(uint32_t serial, Qt::LayoutDirection direction);
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void startInputMethod();
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void stopInputMethod();
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void setTrackedWindow(Window *trackedWindow);
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void installKeyboardGrab(KWaylandServer::InputMethodGrabV1 *keyboardGrab);
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void updateModifiersMap(const QByteArray &modifiers);
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bool touchEventTriggered() const;
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void resetPendingPreedit();
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struct
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{
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QString text = QString();
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qint32 cursor = 0;
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std::vector<std::pair<quint32, quint32>> highlightRanges;
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} preedit;
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bool m_enabled = true;
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quint32 m_serial = 0;
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QPointer<InputPanelV1Window> m_panel;
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QPointer<Window> m_trackedWindow;
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QPointer<KWaylandServer::InputMethodGrabV1> m_keyboardGrab;
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QProcess *m_inputMethodProcess = nullptr;
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QTimer m_inputMethodCrashTimer;
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uint m_inputMethodCrashes = 0;
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QString m_inputMethodCommand;
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bool m_hasPendingModifiers = false;
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KWIN_SINGLETON(InputMethod)
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};
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}
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#endif
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