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39
40#ifndef QDATAWIDGETMAPPER_H
41#define QDATAWIDGETMAPPER_H
42
43#include <QtWidgets/qtwidgetsglobal.h>
44#include "QtCore/qobject.h"
45
46QT_REQUIRE_CONFIG(datawidgetmapper);
47
48QT_BEGIN_NAMESPACE
49
50class QAbstractItemDelegate;
51class QAbstractItemModel;
52class QModelIndex;
53class QDataWidgetMapperPrivate;
54
55class Q_WIDGETS_EXPORT QDataWidgetMapper: public QObject
56{
57 Q_OBJECT
58
59 Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged)
60 Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)
61 Q_PROPERTY(SubmitPolicy submitPolicy READ submitPolicy WRITE setSubmitPolicy)
62
63public:
64 explicit QDataWidgetMapper(QObject *parent = nullptr);
65 ~QDataWidgetMapper();
66
67 void setModel(QAbstractItemModel *model);
68 QAbstractItemModel *model() const;
69
70 void setItemDelegate(QAbstractItemDelegate *delegate);
71 QAbstractItemDelegate *itemDelegate() const;
72
73 void setRootIndex(const QModelIndex &index);
74 QModelIndex rootIndex() const;
75
76 void setOrientation(Qt::Orientation aOrientation);
77 Qt::Orientation orientation() const;
78
79 enum SubmitPolicy { AutoSubmit, ManualSubmit };
80 Q_ENUM(SubmitPolicy)
81 void setSubmitPolicy(SubmitPolicy policy);
82 SubmitPolicy submitPolicy() const;
83
84 void addMapping(QWidget *widget, int section);
85 void addMapping(QWidget *widget, int section, const QByteArray &propertyName);
86 void removeMapping(QWidget *widget);
87 int mappedSection(QWidget *widget) const;
88 QByteArray mappedPropertyName(QWidget *widget) const;
89 QWidget *mappedWidgetAt(int section) const;
90 void clearMapping();
91
92 int currentIndex() const;
93
94public Q_SLOTS:
95 void revert();
96 bool submit();
97
98 void toFirst();
99 void toLast();
100 void toNext();
101 void toPrevious();
102 virtual void setCurrentIndex(int index);
103 void setCurrentModelIndex(const QModelIndex &index);
104
105Q_SIGNALS:
106 void currentIndexChanged(int index);
107
108private:
109 Q_DECLARE_PRIVATE(QDataWidgetMapper)
110 Q_DISABLE_COPY(QDataWidgetMapper)
111 Q_PRIVATE_SLOT(d_func(), void _q_dataChanged(const QModelIndex &, const QModelIndex &, const QVector<int> &))
112 Q_PRIVATE_SLOT(d_func(), void _q_commitData(QWidget *))
113 Q_PRIVATE_SLOT(d_func(), void _q_closeEditor(QWidget *, QAbstractItemDelegate::EndEditHint))
114 Q_PRIVATE_SLOT(d_func(), void _q_modelDestroyed())
115};
116
117QT_END_NAMESPACE
118
119#endif
120

source code of qtbase/src/widgets/itemviews/qdatawidgetmapper.h