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3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
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6** This file is part of the Qt Virtual Keyboard module of the Qt Toolkit.
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29
30#ifndef QVIRTUALKEYBOARDSELECTIONLISTMODEL_H
31#define QVIRTUALKEYBOARDSELECTIONLISTMODEL_H
32
33#include <QAbstractListModel>
34#include <QtVirtualKeyboard/qvirtualkeyboard_global.h>
35
36QT_BEGIN_NAMESPACE
37
38class QVirtualKeyboardAbstractInputMethod;
39class QVirtualKeyboardInputEngine;
40class QVirtualKeyboardSelectionListModelPrivate;
41
42class QVIRTUALKEYBOARD_EXPORT QVirtualKeyboardSelectionListModel : public QAbstractListModel
43{
44 Q_OBJECT
45 Q_DECLARE_PRIVATE(QVirtualKeyboardSelectionListModel)
46 Q_PROPERTY(int count READ count NOTIFY countChanged)
47
48 explicit QVirtualKeyboardSelectionListModel(QObject *parent = nullptr);
49
50public:
51 enum class Type
52 {
53 WordCandidateList = 0
54 };
55 Q_ENUM(Type)
56
57 enum class Role
58 {
59 Display = Qt::DisplayRole,
60 DisplayRole = Display,
61 WordCompletionLength = Qt::UserRole + 1,
62 WordCompletionLengthRole = WordCompletionLength,
63 Dictionary,
64 CanRemoveSuggestion
65 };
66 Q_ENUM(Role)
67
68 enum class DictionaryType
69 {
70 Default = 0,
71 User
72 };
73 Q_ENUM(DictionaryType)
74
75 ~QVirtualKeyboardSelectionListModel();
76 void setDataSource(QVirtualKeyboardAbstractInputMethod *dataSource, Type type);
77 QVirtualKeyboardAbstractInputMethod *dataSource() const;
78 int rowCount(const QModelIndex &parent = QModelIndex()) const override;
79 QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
80 QHash<int,QByteArray> roleNames() const override;
81
82 int count() const;
83
84 Q_INVOKABLE void selectItem(int index);
85 Q_INVOKABLE void removeItem(int index);
86 Q_INVOKABLE QVariant dataAt(int index, Role role = Role::Display) const;
87
88Q_SIGNALS:
89 void countChanged();
90 void activeItemChanged(int index);
91 void itemSelected(int index);
92
93protected Q_SLOTS:
94 void selectionListChanged(Type type);
95 void selectionListActiveItemChanged(Type type, int index);
96
97private:
98 friend class QVirtualKeyboardInputEngine;
99};
100
101QT_END_NAMESPACE
102
103Q_DECLARE_METATYPE(QVirtualKeyboardSelectionListModel::Type)
104Q_DECLARE_METATYPE(QVirtualKeyboardSelectionListModel::Role)
105Q_DECLARE_METATYPE(QVirtualKeyboardSelectionListModel::DictionaryType)
106
107#endif // QVIRTUALKEYBOARDSELECTIONLISTMODEL_H
108

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