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39
40#ifndef QWIDGETITEMDATA_P_H
41#define QWIDGETITEMDATA_P_H
42
43#include <QtWidgets/private/qtwidgetsglobal_p.h>
44#include <QtCore/qdatastream.h>
45
46//
47// W A R N I N G
48// -------------
49//
50// This file is not part of the Qt API. It exists purely as an
51// implementation detail. This header file may change from version to
52// version without notice, or even be removed.
53//
54// We mean it.
55//
56
57QT_BEGIN_NAMESPACE
58
59class QWidgetItemData
60{
61public:
62 inline QWidgetItemData() : role(-1) {}
63 inline QWidgetItemData(int r, const QVariant &v) : role(r), value(v) {}
64 int role;
65 QVariant value;
66 inline bool operator==(const QWidgetItemData &other) const { return role == other.role && value == other.value; }
67};
68Q_DECLARE_TYPEINFO(QWidgetItemData, Q_MOVABLE_TYPE);
69
70#ifndef QT_NO_DATASTREAM
71
72inline QDataStream &operator>>(QDataStream &in, QWidgetItemData &data)
73{
74 in >> data.role;
75 in >> data.value;
76 return in;
77}
78
79inline QDataStream &operator<<(QDataStream &out, const QWidgetItemData &data)
80{
81 out << data.role;
82 out << data.value;
83 return out;
84}
85
86#endif // QT_NO_DATASTREAM
87
88QT_END_NAMESPACE
89
90#endif // QWIDGETITEMDATA_P_H
91

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