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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
53QT_BEGIN_NAMESPACE
54
55class QIBusPlatformInputContextPrivate;
56class QDBusVariant;
57
58class QIBusFilterEventWatcher: public QDBusPendingCallWatcher
59{
60public:
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
78private:
79 QPointer<QWindow> m_window;
80 const Qt::KeyboardModifiers m_modifiers;
81 const QVariantList m_arguments;
82};
83
84class QIBusPlatformInputContext : public QPlatformInputContext
85{
86 Q_OBJECT
87public:
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
102public 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
118private:
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
129QT_END_NAMESPACE
130
131#endif
132

source code of qtbase/src/plugins/platforminputcontexts/ibus/qibusplatforminputcontext.h