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Diffstat (limited to 'kexi/plugins/queries/kexiquerypart.h')
-rw-r--r-- | kexi/plugins/queries/kexiquerypart.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/kexi/plugins/queries/kexiquerypart.h b/kexi/plugins/queries/kexiquerypart.h new file mode 100644 index 00000000..6b16f28d --- /dev/null +++ b/kexi/plugins/queries/kexiquerypart.h @@ -0,0 +1,118 @@ +/* This file is part of the KDE project + Copyright (C) 2003 Lucijan Busch <lucijan@kde.org> + Copyright (C) 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 KEXIQUERYPART_H +#define KEXIQUERYPART_H + +#include <qmap.h> + +#include <kexidialogbase.h> +#include <kexipart.h> +#include <kexipartitem.h> +//#include <kexipartdatasource.h> + +#include <kexidb/queryschema.h> +#include <kexidb/connection.h> + +class KexiMainWin; +namespace KexiDB +{ + class QuerySchema; + class Connection; +} + +class KexiProject; + +//! @short Kexi Query Designer Plugin. +class KexiQueryPart : public KexiPart::Part +{ + Q_OBJECT + + public: + KexiQueryPart(QObject *parent, const char *name, const QStringList &); + virtual ~KexiQueryPart(); + + virtual bool remove(KexiMainWindow *win, KexiPart::Item &item); + + //! @short Temporary data kept in memory while switching between Query Dialog's views + class TempData : public KexiDialogTempData, + public KexiDB::Connection::TableSchemaChangeListenerInterface + { + public: + TempData(KexiDialogBase* parent, KexiDB::Connection *conn); + virtual ~TempData(); + virtual tristate closeListener(); + void clearQuery(); + void unregisterForTablesSchemaChanges(); + void registerTableSchemaChanges(KexiDB::QuerySchema *q); + + /*! Assigns query \a query for this data. + Existing query (available using query()) is deleted but only + if it is not owned by parent dialog (i.e. != KexiDialogBase::schemaData()). + \a query can be 0. + If \a query is equal to existing query, nothing is performed. + */ + void setQuery(KexiDB::QuerySchema *query); + + //! \return query associated with this data + KexiDB::QuerySchema *query() const { return m_query; } + + //! Takes query associated with this data (without deleting) and returns it. + //! After this call query() == 0 + KexiDB::QuerySchema *takeQuery(); + + //! Connection used for retrieving definition of the query + KexiDB::Connection *conn; + + /*! true, if \a query member has changed in previous view. + Used on view switching. We're checking this flag to see if we should + rebuild internal structure for DesignViewMode of regenerated sql text + in TextViewMode after switch from other view. */ + bool queryChangedInPreviousView : 1; + + protected: + KexiDB::QuerySchema *m_query; + }; + + virtual QString i18nMessage(const QCString& englishMessage, + KexiDialogBase* dlg) const; + + /*! Renames stored data pointed by \a item to \a newName. + Reimplemented to mark the query obsolete by using KexiDB::Connection::setQuerySchemaObsolete(). */ + virtual tristate rename(KexiMainWindow * win, KexiPart::Item & item, const QString& newName); + + protected: + virtual KexiDialogTempData* createTempData(KexiDialogBase* dialog); + + virtual KexiViewBase* createView(QWidget *parent, KexiDialogBase* dialog, + KexiPart::Item &item, int viewMode = Kexi::DataViewMode, QMap<QString,QString>* staticObjectArgs = 0); + +// virtual void initPartActions( KActionCollection *col ); +// virtual void initInstanceActions( int mode, KActionCollection *col ); + + virtual void initPartActions(); + virtual void initInstanceActions(); + + virtual KexiDB::SchemaData* loadSchemaData(KexiDialogBase *dlg, + const KexiDB::SchemaData& sdata, int viewMode); +}; + +#endif + |