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39
40#ifndef QITEMEDITORFACTORY_H
41#define QITEMEDITORFACTORY_H
42
43#include <QtWidgets/qtwidgetsglobal.h>
44#include <QtCore/qmetaobject.h>
45#include <QtCore/qbytearray.h>
46#include <QtCore/qhash.h>
47#include <QtCore/qvariant.h>
48
49QT_REQUIRE_CONFIG(itemviews);
50
51QT_BEGIN_NAMESPACE
52
53class QWidget;
54
55class Q_WIDGETS_EXPORT QItemEditorCreatorBase
56{
57public:
58 virtual ~QItemEditorCreatorBase();
59
60 virtual QWidget *createWidget(QWidget *parent) const = 0;
61 virtual QByteArray valuePropertyName() const = 0;
62};
63
64template <class T>
65class QItemEditorCreator : public QItemEditorCreatorBase
66{
67public:
68 inline explicit QItemEditorCreator(const QByteArray &valuePropertyName);
69 inline QWidget *createWidget(QWidget *parent) const override { return new T(parent); }
70 inline QByteArray valuePropertyName() const override { return propertyName; }
71
72private:
73 QByteArray propertyName;
74};
75
76template <class T>
77class QStandardItemEditorCreator: public QItemEditorCreatorBase
78{
79public:
80 inline QStandardItemEditorCreator()
81 : propertyName(T::staticMetaObject.userProperty().name())
82 {}
83 inline QWidget *createWidget(QWidget *parent) const override { return new T(parent); }
84 inline QByteArray valuePropertyName() const override { return propertyName; }
85
86private:
87 QByteArray propertyName;
88};
89
90
91template <class T>
92Q_INLINE_TEMPLATE QItemEditorCreator<T>::QItemEditorCreator(const QByteArray &avaluePropertyName)
93 : propertyName(avaluePropertyName) {}
94
95class Q_WIDGETS_EXPORT QItemEditorFactory
96{
97public:
98 inline QItemEditorFactory() {}
99 virtual ~QItemEditorFactory();
100
101 virtual QWidget *createEditor(int userType, QWidget *parent) const;
102 virtual QByteArray valuePropertyName(int userType) const;
103
104 void registerEditor(int userType, QItemEditorCreatorBase *creator);
105
106 static const QItemEditorFactory *defaultFactory();
107 static void setDefaultFactory(QItemEditorFactory *factory);
108
109private:
110 QHash<int, QItemEditorCreatorBase *> creatorMap;
111};
112
113QT_END_NAMESPACE
114
115#endif // QITEMEDITORFACTORY_H
116