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50
51#ifndef VARIANTDELEGATE_H
52#define VARIANTDELEGATE_H
53
54#include <QStyledItemDelegate>
55#include <QRegularExpression>
56#include <QSharedPointer>
57
58struct TypeChecker
59{
60 TypeChecker();
61
62 QRegularExpression boolExp;
63 QRegularExpression byteArrayExp;
64 QRegularExpression charExp;
65 QRegularExpression colorExp;
66 QRegularExpression dateExp;
67 QRegularExpression dateTimeExp;
68 QRegularExpression doubleExp;
69 QRegularExpression pointExp;
70 QRegularExpression rectExp;
71 QRegularExpression signedIntegerExp;
72 QRegularExpression sizeExp;
73 QRegularExpression timeExp;
74 QRegularExpression unsignedIntegerExp;
75};
76
77class VariantDelegate : public QStyledItemDelegate
78{
79 Q_OBJECT
80
81public:
82 explicit VariantDelegate(const QSharedPointer<TypeChecker> &typeChecker,
83 QObject *parent = nullptr);
84
85 void paint(QPainter *painter, const QStyleOptionViewItem &option,
86 const QModelIndex &index) const override;
87 QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option,
88 const QModelIndex &index) const override;
89 void setEditorData(QWidget *editor, const QModelIndex &index) const override;
90 void setModelData(QWidget *editor, QAbstractItemModel *model,
91 const QModelIndex &index) const override;
92
93 static bool isSupportedType(int type);
94 static QString displayText(const QVariant &value);
95
96private:
97 QSharedPointer<TypeChecker> m_typeChecker;
98};
99
100#endif
101