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2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
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6 | ** This file is part of the QtSql module of the Qt Toolkit. |
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27 | ** General Public License version 2.0 or (at your option) the GNU General |
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38 | ****************************************************************************/ |
39 | |
40 | #ifndef QSQLFIELD_H |
41 | #define QSQLFIELD_H |
42 | |
43 | #include <QtSql/qtsqlglobal.h> |
44 | #include <QtCore/qvariant.h> |
45 | #include <QtCore/qstring.h> |
46 | |
47 | QT_BEGIN_NAMESPACE |
48 | |
49 | |
50 | class QSqlFieldPrivate; |
51 | |
52 | class Q_SQL_EXPORT QSqlField |
53 | { |
54 | public: |
55 | enum RequiredStatus { Unknown = -1, Optional = 0, Required = 1 }; |
56 | |
57 | explicit QSqlField(const QString& fieldName = QString(), |
58 | QVariant::Type type = {}); |
59 | QSqlField(const QString &fieldName, QVariant::Type type, |
60 | const QString &tableName); |
61 | |
62 | QSqlField(const QSqlField& other); |
63 | QSqlField& operator=(const QSqlField& other); |
64 | bool operator==(const QSqlField& other) const; |
65 | inline bool operator!=(const QSqlField &other) const { return !operator==(other); } |
66 | ~QSqlField(); |
67 | |
68 | void setValue(const QVariant& value); |
69 | inline QVariant value() const |
70 | { return val; } |
71 | void setName(const QString& name); |
72 | QString name() const; |
73 | void setTableName(const QString &tableName); |
74 | QString tableName() const; |
75 | bool isNull() const; |
76 | void setReadOnly(bool readOnly); |
77 | bool isReadOnly() const; |
78 | void clear(); |
79 | QVariant::Type type() const; |
80 | bool isAutoValue() const; |
81 | |
82 | void setType(QVariant::Type type); |
83 | void setRequiredStatus(RequiredStatus status); |
84 | inline void setRequired(bool required) |
85 | { setRequiredStatus(required ? Required : Optional); } |
86 | void setLength(int fieldLength); |
87 | void setPrecision(int precision); |
88 | void setDefaultValue(const QVariant &value); |
89 | void setSqlType(int type); |
90 | void setGenerated(bool gen); |
91 | void setAutoValue(bool autoVal); |
92 | |
93 | RequiredStatus requiredStatus() const; |
94 | int length() const; |
95 | int precision() const; |
96 | QVariant defaultValue() const; |
97 | int typeID() const; |
98 | bool isGenerated() const; |
99 | bool isValid() const; |
100 | |
101 | private: |
102 | void detach(); |
103 | QVariant val; |
104 | QSqlFieldPrivate* d; |
105 | }; |
106 | |
107 | #ifndef QT_NO_DEBUG_STREAM |
108 | Q_SQL_EXPORT QDebug operator<<(QDebug, const QSqlField &); |
109 | #endif |
110 | |
111 | QT_END_NAMESPACE |
112 | |
113 | #endif // QSQLFIELD_H |
114 | |