kexi

kexirelationviewconnection.h

00001 /* This file is part of the KDE project
00002    Copyright (C) 2004 Lucijan Busch <lucijan@kde.org>
00003    Copyright (C) 2004 Jaroslaw Staniek <js@iidea.pl>
00004 
00005    This program is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Library General Public
00007    License as published by the Free Software Foundation; either
00008    version 2 of the License, or (at your option) any later version.
00009 
00010    This program is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Library General Public License for more details.
00014 
00015    You should have received a copy of the GNU Library General Public License
00016    along with this program; see the file COPYING.  If not, write to
00017    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018  * Boston, MA 02110-1301, USA.
00019 */
00020 
00021 #ifndef KEXIRELATIONVIEWCONNECTION_H
00022 #define KEXIRELATIONVIEWCONNECTION_H
00023 
00024 #include <qstring.h>
00025 #include <qguardedptr.h>
00026 
00027 class QPainter;
00028 class KexiRelationViewTableContainer;
00029 class KexiRelationView;
00030 
00031 class KEXIRELATIONSVIEW_EXPORT KexiRelationViewConnection
00032 {
00033     public:
00034 
00035         KexiRelationViewConnection(KexiRelationViewTableContainer *masterTbl, 
00036             KexiRelationViewTableContainer *detailsTbl, struct SourceConnection &s, KexiRelationView *parent);
00037         ~KexiRelationViewConnection();
00038 
00039 
00040         /*
00041            C++PROGRAMMIERER bestehen darauf, da�der Elefant eine Klasse sei,
00042            und somit schlie�ich seine Fang-Methoden selbst mitzubringen habe.
00043 
00044            http://www.c-plusplus.de ;)
00045         */
00046         void        drawConnection(QPainter *p);
00047 
00048         bool        selected() { return m_selected; }
00049         void        setSelected(bool s) { m_selected = s; }
00050 
00051         const QRect connectionRect();
00052         const QRect oldRect() const { return m_oldRect; }
00053 
00054         KexiRelationViewTableContainer  *masterTable() { return m_masterTable; }
00055         KexiRelationViewTableContainer  *detailsTable() { return m_detailsTable; }
00056         QString masterField() const { return m_masterField; }
00057         QString detailsField() const { return m_detailsField; }
00058 
00059 
00060         bool matchesPoint(const QPoint &p, int tolerance=3);
00061 //      SourceConnection    connection() { return m_conn; }
00062 
00063         QString toString() const;
00064 
00065     private:
00066         QGuardedPtr<KexiRelationViewTableContainer> m_masterTable;
00067         QGuardedPtr<KexiRelationViewTableContainer> m_detailsTable;
00068         QString             m_masterField;
00069         QString             m_detailsField;
00070         QRect               m_oldRect;
00071         bool                m_selected;
00072         QGuardedPtr<KexiRelationView> m_parent;
00073 };
00074 
00075 #endif
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