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39
40#ifndef QPLATFORMINPUTCONTEXT_H
41#define QPLATFORMINPUTCONTEXT_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is part of the QPA API and is not meant to be used
48// in applications. Usage of this API may make your code
49// source and binary incompatible with future versions of Qt.
50//
51
52#include <QtGui/qtguiglobal.h>
53#include <QtGui/qinputmethod.h>
54
55QT_BEGIN_NAMESPACE
56
57class QPlatformInputContextPrivate;
58
59class Q_GUI_EXPORT QPlatformInputContext : public QObject
60{
61 Q_OBJECT
62 Q_DECLARE_PRIVATE(QPlatformInputContext)
63
64public:
65 enum Capability {
66 HiddenTextCapability = 0x1
67 };
68
69 QPlatformInputContext();
70 ~QPlatformInputContext();
71
72 virtual bool isValid() const;
73 virtual bool hasCapability(Capability capability) const;
74
75 virtual void reset();
76 virtual void commit();
77 virtual void update(Qt::InputMethodQueries);
78 virtual void invokeAction(QInputMethod::Action, int cursorPosition);
79 virtual bool filterEvent(const QEvent *event);
80 virtual QRectF keyboardRect() const;
81 void emitKeyboardRectChanged();
82
83 virtual bool isAnimating() const;
84 void emitAnimatingChanged();
85
86 virtual void showInputPanel();
87 virtual void hideInputPanel();
88 virtual bool isInputPanelVisible() const;
89 void emitInputPanelVisibleChanged();
90
91 virtual QLocale locale() const;
92 void emitLocaleChanged();
93 virtual Qt::LayoutDirection inputDirection() const;
94 void emitInputDirectionChanged(Qt::LayoutDirection newDirection);
95
96 virtual void setFocusObject(QObject *object);
97 bool inputMethodAccepted() const;
98
99 static void setSelectionOnFocusObject(const QPointF &anchorPos, const QPointF &cursorPos);
100
101private:
102 friend class QGuiApplication;
103 friend class QGuiApplicationPrivate;
104 friend class QInputMethod;
105};
106
107QT_END_NAMESPACE
108
109#endif // QPLATFORMINPUTCONTEXT_H
110

source code of qtbase/src/gui/kernel/qplatforminputcontext.h