Added old abandoned KDE3 version of koffice

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/koffice@1077364 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 167 insertions, 0 deletions

diff --git a/kexi/widget/relations/kexirelationview.h b/kexi/widget/relations/kexirelationview.h
new file mode 100644
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--- /dev/null
+++ b/kexi/widget/relations/kexirelationview.h
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+/* This file is part of the KDE project
+   Copyright (C) 2002   Lucijan Busch <lucijan@gmx.at>
+   Copyright (C) 2003-2004, 2006 Jaroslaw Staniek <js@iidea.pl>
+
+   This program 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 program 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 program; see the file COPYING.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+*/
+
+#ifndef KEXIRELATIONVIEW_H
+#define KEXIRELATIONVIEW_H
+
+#include <qguardedptr.h>
+#include <qscrollview.h>
+#include <qptrlist.h>
+#include <qdict.h>
+
+#include <kexidb/tableschema.h>
+
+#include "kexirelationviewconnection.h"
+
+class QFrame;
+
+class KexiRelationViewTable;
+class KexiRelationViewTableContainer;
+class KAction;
+class KPopupMenu;
+
+namespace KexiDB
+{
+	class Reference;
+	class Connection;
+}
+
+typedef QDict<KexiRelationViewTableContainer> TablesDict;
+typedef QDictIterator<KexiRelationViewTableContainer> TablesDictIterator;
+typedef QPtrList<KexiRelationViewConnection> ConnectionList;
+typedef QPtrListIterator<KexiRelationViewConnection> ConnectionListIterator;
+
+struct SourceConnection
+{
+	QString masterTable;
+	QString detailsTable;
+	QString masterField;
+	QString detailsField;
+};
+
+/*! @short provides a view for displaying relations between database tables.
+
+ It is currently used for two purposes:
+ - displaying global database relations
+ - displaying relations defined for a database query
+
+ The class is for displaying only - retrieving data and updating data on the backend side is implemented 
+ in KexiRelationWidget, and more specifically in: Kexi Relation Part and Kexi Query Part.
+*/
+class KEXIRELATIONSVIEW_EXPORT KexiRelationView : public QScrollView
+{
+	Q_OBJECT
+
+	public:
+		KexiRelationView(QWidget *parent, const char *name=0);
+		virtual ~KexiRelationView();
+
+		//! \return a dictionary of added tables
+		TablesDict* tables() { return &m_tables; }
+
+		/*! Adds a table \a t to the area. This changes only visual representation.
+		 If \a rect is valid, table widget geometry will be initialized.
+		 \return added table container or 0 on failure.
+		 */
+		KexiRelationViewTableContainer* addTableContainer(KexiDB::TableSchema *t, 
+			const QRect &rect = QRect());
+
+		/*! \return table container for table \a t. */
+		KexiRelationViewTableContainer * tableContainer(KexiDB::TableSchema *t) const;
+
+		//! Adds a connection \a con to the area. This changes only visual representation.
+		void addConnection(const SourceConnection& _conn /*, bool interactive=true*/);
+
+		void setReadOnly(bool);
+
+		inline KexiRelationViewConnection* selectedConnection() const { return m_selectedConnection; }
+
+		inline KexiRelationViewTableContainer* focusedTableView() const { return m_focusedTableView; }
+
+		virtual QSize sizeHint() const;
+
+		const ConnectionList* connections() const { return &m_connectionViews; }
+
+//		KexiRelationViewTableContainer* containerForTable(KexiDB::TableSchema* tableSchema);
+
+	signals:
+		void tableContextMenuRequest( const QPoint& pos );
+		void connectionContextMenuRequest( const QPoint& pos );
+		void emptyAreaContextMenuRequest( const QPoint& pos );
+		void tableViewGotFocus();
+		void connectionViewGotFocus();
+		void emptyAreaGotFocus();
+		void tableHidden(KexiDB::TableSchema& t);
+		void tablePositionChanged(KexiRelationViewTableContainer*);
+		void aboutConnectionRemove(KexiRelationViewConnection*);
+
+	public slots:
+		//! Clears current selection - table/query or connection
+		void clearSelection();
+
+		/*! Removes all tables and connections from the view. 
+		 Does not emit signals like tableHidden(). */
+		void clear();
+
+		/*! Removes all coonections from the view. */
+		void removeAllConnections();
+
+		/*! Hides all tables except \a tables. */
+		void hideAllTablesExcept( KexiDB::TableSchema::List* tables );
+
+		void slotTableScrolling(const QString&);
+
+		//! removes selected table or connection
+		void removeSelectedObject();
+
+
+	protected slots:
+		void containerMoved(KexiRelationViewTableContainer *c);
+		void slotListUpdate(QObject *s);
+		void slotTableViewEndDrag();
+		void slotTableViewGotFocus();
+
+	protected:
+//		/*! executes popup menu at \a pos, or, 
+//		 if \a pos not specified: at center of selected table view (if any selected),
+//		 or at center point of the relations view. */
+//		void executePopup( QPoint pos = QPoint(-1,-1) );
+
+		void drawContents(QPainter *p, int cx, int cy, int cw, int ch);
+		void contentsMousePressEvent(QMouseEvent *ev);
+		virtual void keyPressEvent(QKeyEvent *ev);
+
+		void recalculateSize(int width, int height);
+		void stretchExpandSize();
+//		void		invalidateActions();
+//		void clearTableSelection();
+//		void clearConnSelection();
+
+		void hideTable(KexiRelationViewTableContainer* tableView);
+		void removeConnection(KexiRelationViewConnection *conn);
+
+		TablesDict m_tables;
+		bool m_readOnly;
+		ConnectionList m_connectionViews;
+		KexiRelationViewConnection* m_selectedConnection;
+		QGuardedPtr<KexiRelationViewTableContainer> m_focusedTableView;
+};
+
+#endif