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1/****************************************************************************
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3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt Virtual Keyboard module of the Qt Toolkit.
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29
30#ifndef QVIRTUALKEYBOARDINPUTCONTEXT_H
31#define QVIRTUALKEYBOARDINPUTCONTEXT_H
32
33#include <QObject>
34#include <QRectF>
35#include <QLocale>
36#include <QInputMethodEvent>
37#include <QInputMethod>
38#include <QtVirtualKeyboard/qvirtualkeyboard_global.h>
39
40QT_BEGIN_NAMESPACE
41
42namespace QtVirtualKeyboard {
43class PlatformInputContext;
44}
45class QVirtualKeyboardInputEngine;
46class QVirtualKeyboardInputContextPrivate;
47
48class QVIRTUALKEYBOARD_EXPORT QVirtualKeyboardInputContext : public QObject
49{
50 Q_OBJECT
51 Q_DISABLE_COPY(QVirtualKeyboardInputContext)
52 Q_DECLARE_PRIVATE(QVirtualKeyboardInputContext)
53 Q_PROPERTY(bool shift READ isShiftActive NOTIFY shiftActiveChanged)
54 Q_PROPERTY(bool shiftActive READ isShiftActive NOTIFY shiftActiveChanged REVISION 4)
55 Q_PROPERTY(bool capsLock READ isCapsLockActive NOTIFY capsLockActiveChanged)
56 Q_PROPERTY(bool capsLockActive READ isCapsLockActive NOTIFY capsLockActiveChanged REVISION 4)
57 Q_PROPERTY(bool uppercase READ isUppercase NOTIFY uppercaseChanged)
58 Q_PROPERTY(int anchorPosition READ anchorPosition NOTIFY anchorPositionChanged)
59 Q_PROPERTY(int cursorPosition READ cursorPosition NOTIFY cursorPositionChanged)
60 Q_PROPERTY(Qt::InputMethodHints inputMethodHints READ inputMethodHints NOTIFY inputMethodHintsChanged)
61 Q_PROPERTY(QString preeditText READ preeditText WRITE setPreeditText NOTIFY preeditTextChanged)
62 Q_PROPERTY(QString surroundingText READ surroundingText NOTIFY surroundingTextChanged)
63 Q_PROPERTY(QString selectedText READ selectedText NOTIFY selectedTextChanged)
64 Q_PROPERTY(QRectF anchorRectangle READ anchorRectangle NOTIFY anchorRectangleChanged)
65 Q_PROPERTY(QRectF cursorRectangle READ cursorRectangle NOTIFY cursorRectangleChanged)
66 Q_PROPERTY(bool animating READ isAnimating WRITE setAnimating NOTIFY animatingChanged)
67 Q_PROPERTY(QString locale READ locale NOTIFY localeChanged)
68 Q_PROPERTY(QObject *inputItem READ inputItem NOTIFY inputItemChanged)
69 Q_PROPERTY(QVirtualKeyboardInputEngine *inputEngine READ inputEngine CONSTANT)
70 Q_PROPERTY(bool selectionControlVisible READ isSelectionControlVisible NOTIFY selectionControlVisibleChanged)
71 Q_PROPERTY(bool anchorRectIntersectsClipRect READ anchorRectIntersectsClipRect NOTIFY anchorRectIntersectsClipRectChanged)
72 Q_PROPERTY(bool cursorRectIntersectsClipRect READ cursorRectIntersectsClipRect NOTIFY cursorRectIntersectsClipRectChanged)
73 Q_PROPERTY(QVirtualKeyboardInputContextPrivate *priv READ priv CONSTANT)
74
75public:
76 explicit QVirtualKeyboardInputContext(QObject *parent = nullptr);
77 ~QVirtualKeyboardInputContext();
78
79 bool isShiftActive() const;
80 bool isCapsLockActive() const;
81 bool isUppercase() const;
82 int anchorPosition() const;
83 int cursorPosition() const;
84 Qt::InputMethodHints inputMethodHints() const;
85 QString preeditText() const;
86 void setPreeditText(const QString &text, QList<QInputMethodEvent::Attribute> attributes = QList<QInputMethodEvent::Attribute>(), int replaceFrom = 0, int replaceLength = 0);
87 QList<QInputMethodEvent::Attribute> preeditTextAttributes() const;
88 QString surroundingText() const;
89 QString selectedText() const;
90 QRectF anchorRectangle() const;
91 QRectF cursorRectangle() const;
92 bool isAnimating() const;
93 void setAnimating(bool isAnimating);
94 QString locale() const;
95 QObject *inputItem() const;
96 QVirtualKeyboardInputEngine *inputEngine() const;
97 bool isSelectionControlVisible() const;
98 bool anchorRectIntersectsClipRect() const;
99 bool cursorRectIntersectsClipRect() const;
100 QVirtualKeyboardInputContextPrivate *priv() const;
101
102 Q_INVOKABLE void sendKeyClick(int key, const QString &text, int modifiers = 0);
103 Q_INVOKABLE void commit();
104 Q_INVOKABLE void commit(const QString &text, int replaceFrom = 0, int replaceLength = 0);
105 Q_INVOKABLE void clear();
106
107 // For selection handles
108 Q_INVOKABLE void setSelectionOnFocusObject(const QPointF &anchorPos, const QPointF &cursorPos);
109
110Q_SIGNALS:
111 void preeditTextChanged();
112 void inputMethodHintsChanged();
113 void surroundingTextChanged();
114 void selectedTextChanged();
115 void anchorPositionChanged();
116 void cursorPositionChanged();
117 void anchorRectangleChanged();
118 void cursorRectangleChanged();
119 void shiftActiveChanged();
120 void capsLockActiveChanged();
121 void uppercaseChanged();
122 void animatingChanged();
123 void localeChanged();
124 void inputItemChanged();
125 void selectionControlVisibleChanged();
126 void anchorRectIntersectsClipRectChanged();
127 void cursorRectIntersectsClipRectChanged();
128
129private:
130
131 QScopedPointer<QVirtualKeyboardInputContextPrivate> d_ptr;
132};
133
134QT_END_NAMESPACE
135
136#endif
137

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source code of qtvirtualkeyboard/src/virtualkeyboard/qvirtualkeyboardinputcontext.h