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| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
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| 26 | ** Alternatively, this file may be used under the terms of the GNU |
| 27 | ** General Public License version 2.0 or (at your option) the GNU General |
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| 38 | ****************************************************************************/ |
| 39 | #ifndef QIBUSPLATFORMINPUTCONTEXT_H |
| 40 | #define QIBUSPLATFORMINPUTCONTEXT_H |
| 41 | |
| 42 | #include <qpa/qplatforminputcontext.h> |
| 43 | |
| 44 | #include <QtCore/qpointer.h> |
| 45 | #include <QtCore/QLocale> |
| 46 | #include <QtDBus/qdbuspendingreply.h> |
| 47 | #if QT_CONFIG(filesystemwatcher) |
| 48 | #include <QFileSystemWatcher> |
| 49 | #endif |
| 50 | #include <QTimer> |
| 51 | #include <QWindow> |
| 52 | |
| 53 | QT_BEGIN_NAMESPACE |
| 54 | |
| 55 | class QIBusPlatformInputContextPrivate; |
| 56 | class QDBusVariant; |
| 57 | |
| 58 | class QIBusFilterEventWatcher: public QDBusPendingCallWatcher |
| 59 | { |
| 60 | public: |
| 61 | explicit QIBusFilterEventWatcher(const QDBusPendingCall &call, |
| 62 | QObject *parent = nullptr, |
| 63 | QWindow *window = nullptr, |
| 64 | const Qt::KeyboardModifiers modifiers = { }, |
| 65 | const QVariantList arguments = QVariantList()) |
| 66 | : QDBusPendingCallWatcher(call, parent) |
| 67 | , m_window(window) |
| 68 | , m_modifiers(modifiers) |
| 69 | , m_arguments(arguments) |
| 70 | {} |
| 71 | ~QIBusFilterEventWatcher() |
| 72 | {} |
| 73 | |
| 74 | inline QWindow *window() const { return m_window; } |
| 75 | inline const Qt::KeyboardModifiers modifiers() const { return m_modifiers; } |
| 76 | inline const QVariantList arguments() const { return m_arguments; } |
| 77 | |
| 78 | private: |
| 79 | QPointer<QWindow> m_window; |
| 80 | const Qt::KeyboardModifiers m_modifiers; |
| 81 | const QVariantList m_arguments; |
| 82 | }; |
| 83 | |
| 84 | class QIBusPlatformInputContext : public QPlatformInputContext |
| 85 | { |
| 86 | Q_OBJECT |
| 87 | public: |
| 88 | QIBusPlatformInputContext(); |
| 89 | ~QIBusPlatformInputContext(); |
| 90 | |
| 91 | bool isValid() const override; |
| 92 | void setFocusObject(QObject *object) override; |
| 93 | |
| 94 | void invokeAction(QInputMethod::Action a, int x) override; |
| 95 | void reset() override; |
| 96 | void commit() override; |
| 97 | void update(Qt::InputMethodQueries) override; |
| 98 | bool filterEvent(const QEvent *event) override; |
| 99 | QLocale locale() const override; |
| 100 | bool hasCapability(Capability capability) const override; |
| 101 | |
| 102 | public Q_SLOTS: |
| 103 | void commitText(const QDBusVariant &text); |
| 104 | void updatePreeditText(const QDBusVariant &text, uint cursor_pos, bool visible); |
| 105 | void forwardKeyEvent(uint keyval, uint keycode, uint state); |
| 106 | void cursorRectChanged(); |
| 107 | void deleteSurroundingText(int offset, uint n_chars); |
| 108 | void surroundingTextRequired(); |
| 109 | void hidePreeditText(); |
| 110 | void showPreeditText(); |
| 111 | void filterEventFinished(QDBusPendingCallWatcher *call); |
| 112 | void socketChanged(const QString &str); |
| 113 | void busRegistered(const QString &str); |
| 114 | void busUnregistered(const QString &str); |
| 115 | void connectToBus(); |
| 116 | void globalEngineChanged(const QString &engine_name); |
| 117 | |
| 118 | private: |
| 119 | QIBusPlatformInputContextPrivate *d; |
| 120 | bool m_eventFilterUseSynchronousMode; |
| 121 | #if QT_CONFIG(filesystemwatcher) |
| 122 | QFileSystemWatcher m_socketWatcher; |
| 123 | #endif |
| 124 | QTimer m_timer; |
| 125 | |
| 126 | void connectToContextSignals(); |
| 127 | }; |
| 128 | |
| 129 | QT_END_NAMESPACE |
| 130 | |
| 131 | #endif |
| 132 | |