/*
This file is part of the KDB libraries
Copyright (c) 2000 Praduroux Alessandro <pradu@thekompany.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef KDB_VALUE_H
#define KDB_VALUE_H "$Id: value.h,v 1.6 2001/02/01 03:15:49 garbanzo Exp $"
#include <qvariant.h>
#include <kdb/kdb.h>
class QDate;
class QTime;
class QDateTime;
class Value;
/**
* Representation of a value object.
*
* It stores a value and a value type. mostly is a QVariant, with some more datatypes
* when QT 3.0 will be out, probably all implementation will go away and we will have
* only a QVariant here. Actually, at my best knowledge, this is source compatible with
* QT 3.0 QVariant.
*
* @author Alessandro Praduroux <pradu@thekompany.com>
* @version kdbcore 0.0.2
*/
class Value :public QVariant {
public:
enum Type {
Invalid,
Map,
List,
String,
StringList,
Font,
Pixmap,
Brush,
Rect,
Size,
Color,
Palette,
ColorGroup,
IconSet,
Point,
Image,
Int,
UInt,
Bool,
Double,
CString,
PointArray,
Region,
Bitmap,
Cursor,
SizePolicy,
Date,
Time,
DateTime,
ByteArray,
Long,
ULong
};
Value();
~Value();
Value (const Value &);
Value (const QVariant &);
Value (const QDate& );
Value (const QTime& );
Value (const QDateTime& );
Value (const QString&);
Value (const char *);
Value (long);
Value (int);
Value (KDB_ULONG);
Value & operator = (const Value &);
bool operator==( const Value& ) const;
bool operator!=( const Value& ) const;
Type type() const;
const char* typeName() const;
bool canCast( Type ) const;
bool cast( Type );
const QString toString() const;
const QDate toDate() const;
const QTime toTime() const;
const QDateTime toDateTime() const;
const long toLong() const;
const KDB_ULONG toULong() const;
QString& asString();
QDate& asDate();
QTime& asTime();
QDateTime& asDateTime();
long& asLong();
KDB_ULONG& asULong();
static const char* typeToName( Type typ );
static Type nameToType( const char* name );
private:
void clearPtr();
Type t;
void *ptr;
};
#endif
| Generated by: root@powerpc.ports.openbsd.org on Tue Apr 24 23:01:57 2001, using kdoc 2.0a53. |