Differential D12873 Diff 34134 src/KDbQueryColumnInfo.h

Changeset View

Standalone View

src/KDbQueryColumnInfo.h

1	/* This file is part of the KDE project	1		/* This file is part of the KDE project
2	Copyright (C) 2003-2016 Jarosław Staniek <staniek@kde.org>	2		Copyright (C) 2003-2018 Jarosław Staniek <staniek@kde.org>
3		3
4	This library is free software; you can redistribute it and/or	4		This library is free software; you can redistribute it and/or
5	modify it under the terms of the GNU Library General Public	5		modify it under the terms of the GNU Library General Public
6	License as published by the Free Software Foundation; either	6		License as published by the Free Software Foundation; either
7	version 2 of the License, or (at your option) any later version.	7		version 2 of the License, or (at your option) any later version.
8		8
9	This library is distributed in the hope that it will be useful,	9		This library is distributed in the hope that it will be useful,
10	but WITHOUT ANY WARRANTY; without even the implied warranty of	10		but WITHOUT ANY WARRANTY; without even the implied warranty of
Show All 10 Lines
21	#define KDB_QUERYCOLUMNINFO_H	21		#define KDB_QUERYCOLUMNINFO_H
22		22
23	#include "kdb_export.h"	23		#include "kdb_export.h"
24		24
25	#include <QList>	25		#include <QList>
26	#include <QVector>	26		#include <QVector>
27	#include <QString>	27		#include <QString>
28		28
		29		class KDbConnection;
29	class KDbField;	30		class KDbField;
		31		class KDbQuerySchema;
30		32
31	//! @short Helper class that assigns additional information for the column in a query	33		//! @short Helper class that assigns additional information for the column in a query
32	/*! The following information is assigned:	34		/*! The following information is assigned:
33	- alias	35		- alias
34	- visibility	36		- visibility
35	KDbQueryColumnInfo::Vector is created and returned by KDbQuerySchema::fieldsExpanded().	37		KDbQueryColumnInfo::Vector is created and returned by KDbQuerySchema::fieldsExpanded().
36	It is efficiently cached within the KDbQuerySchema object.	38		It is efficiently cached within the KDbQuerySchema object.
37	*/	39		*/
▲ Show 20 Lines • Show All 46 Lines • ▼ Show 20 Line(s)		42	public:
84	void setIndexForVisibleLookupValue(int index);	86		void setIndexForVisibleLookupValue(int index);
85		87
86	//! @return non-nullptr if this column is a visible column for other column	88		//! @return non-nullptr if this column is a visible column for other column
87	KDbQueryColumnInfo *foreignColumn();	89		KDbQueryColumnInfo *foreignColumn();
88		90
89	//! @overload KDbQueryColumnInfo *foreignColumn();	91		//! @overload KDbQueryColumnInfo *foreignColumn();
90	const KDbQueryColumnInfo *foreignColumn() const;	92		const KDbQueryColumnInfo *foreignColumn() const;
91		93
		94		/**
		95		* Returns query schema for this column
		96		*
		97		* @since 3.2
		98		*/
		99		const KDbQuerySchema* querySchema() const;
		100
		101		/**
		102		* Returns connection for this column
		103		*
		104		* @since 3.2
		105		*/
		106		KDbConnection* connection();
		107
		108		/**
		109		* @overload
		110		*
		111		* @since 3.2
		112		*/
		113		const KDbConnection* connection() const;
		114
92	private:	115		private:
		116		friend class KDbQuerySchema;
93	class Private;	117		class Private;
94	Private * const d;	118		Private * const d;
95	Q_DISABLE_COPY(KDbQueryColumnInfo)	119		Q_DISABLE_COPY(KDbQueryColumnInfo)
96	};	120		};
97		121
98	//! Sends information about column info @a info to debug output @a dbg.	122		//! Sends information about column info @a info to debug output @a dbg.
99	KDB_EXPORT QDebug operator<<(QDebug dbg, const KDbQueryColumnInfo& info);	123		KDB_EXPORT QDebug operator<<(QDebug dbg, const KDbQueryColumnInfo& info);
100		124
101	#endif	125		#endif