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119 lines
4.0 KiB
119 lines
4.0 KiB
15 years ago
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/* This file is part of the KDE project
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Copyright (C) 2003 Lucijan Busch <lucijan@kde.org>
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Copyright (C) 2004,2006 Jaroslaw Staniek <js@iidea.pl>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef KEXIQUERYPART_H
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#define KEXIQUERYPART_H
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#include <qmap.h>
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#include <kexidialogbase.h>
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#include <kexipart.h>
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#include <kexipartitem.h>
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//#include <kexipartdatasource.h>
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#include <kexidb/queryschema.h>
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#include <kexidb/connection.h>
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class KexiMainWin;
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namespace KexiDB
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{
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class QuerySchema;
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class Connection;
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}
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class KexiProject;
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//! @short Kexi Query Designer Plugin.
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class KexiQueryPart : public KexiPart::Part
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{
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Q_OBJECT
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public:
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KexiQueryPart(QObject *parent, const char *name, const QStringList &);
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virtual ~KexiQueryPart();
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virtual bool remove(KexiMainWindow *win, KexiPart::Item &item);
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//! @short Temporary data kept in memory while switching between Query Dialog's views
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class TempData : public KexiDialogTempData,
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public KexiDB::Connection::TableSchemaChangeListenerInterface
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{
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public:
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TempData(KexiDialogBase* parent, KexiDB::Connection *conn);
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virtual ~TempData();
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virtual tristate closeListener();
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void clearQuery();
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void unregisterForTablesSchemaChanges();
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void registerTableSchemaChanges(KexiDB::QuerySchema *q);
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/*! Assigns query \a query for this data.
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Existing query (available using query()) is deleted but only
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if it is not owned by parent dialog (i.e. != KexiDialogBase::schemaData()).
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\a query can be 0.
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If \a query is equal to existing query, nothing is performed.
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*/
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void setQuery(KexiDB::QuerySchema *query);
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//! \return query associated with this data
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KexiDB::QuerySchema *query() const { return m_query; }
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//! Takes query associated with this data (without deleting) and returns it.
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//! After this call query() == 0
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KexiDB::QuerySchema *takeQuery();
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//! Connection used for retrieving definition of the query
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KexiDB::Connection *conn;
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/*! true, if \a query member has changed in previous view.
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Used on view switching. We're checking this flag to see if we should
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rebuild internal structure for DesignViewMode of regenerated sql text
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in TextViewMode after switch from other view. */
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bool queryChangedInPreviousView : 1;
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protected:
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KexiDB::QuerySchema *m_query;
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};
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virtual QString i18nMessage(const QCString& englishMessage,
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KexiDialogBase* dlg) const;
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/*! Renames stored data pointed by \a item to \a newName.
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Reimplemented to mark the query obsolete by using KexiDB::Connection::setQuerySchemaObsolete(). */
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virtual tristate rename(KexiMainWindow * win, KexiPart::Item & item, const QString& newName);
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protected:
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virtual KexiDialogTempData* createTempData(KexiDialogBase* dialog);
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virtual KexiViewBase* createView(QWidget *parent, KexiDialogBase* dialog,
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KexiPart::Item &item, int viewMode = Kexi::DataViewMode, QMap<QString,QString>* staticObjectArgs = 0);
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// virtual void initPartActions( KActionCollection *col );
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// virtual void initInstanceActions( int mode, KActionCollection *col );
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virtual void initPartActions();
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virtual void initInstanceActions();
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virtual KexiDB::SchemaData* loadSchemaData(KexiDialogBase *dlg,
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const KexiDB::SchemaData& sdata, int viewMode);
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};
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#endif
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