kexitabledesignercommands.h

/* This file is part of the KDE project
   Copyright (C) 2006 Jaroslaw Staniek <js@iidea.pl>
 
   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., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/
 
#ifndef KEXITABLEDESIGNER_COMMANDS_H
#define KEXITABLEDESIGNER_COMMANDS_H
 
#include <tqmap.h>
#include <tqdict.h>
#include <tqptrlist.h>
#include <tqptrdict.h>
#include <tqvariant.h>
#include <tqguardedptr.h>
 
#include <kcommand.h>
#include <kexidb/alter.h>
#include <koproperty/set.h>
 
#include "kexitabledesignerview.h"
 
class TQWidget;
class TQRect;
class TQPoint;
class TQStringList;
class TQCString;
 
namespace KexiTableDesignerCommands {

class Command : public KCommand
{
    public:
        Command(KexiTableDesignerView* view);
        virtual ~Command();

        virtual KexiDB::AlterTableHandler::ActionBase* createAction() { return 0; }
 
        virtual TQString debugString() { return name(); }
 
    protected:
        TQGuardedPtr<KexiTableDesignerView> m_view;
};

class ChangeFieldPropertyCommand : public Command
{
    public:
        ChangeFieldPropertyCommand( KexiTableDesignerView* view,
            const KoProperty::Set& set, const TQCString& propertyName, 
            const TQVariant& oldValue, const TQVariant& newValue,
            KoProperty::Property::ListData* const oldListData = 0, KoProperty::Property::ListData* const newListData = 0);
 
        virtual ~ChangeFieldPropertyCommand();
 
        virtual TQString name() const;
        virtual void execute();
        virtual void unexecute();
        virtual KexiDB::AlterTableHandler::ActionBase* createAction();
        virtual TQString debugString();
 
    protected:
        KexiDB::AlterTableHandler::ChangeFieldPropertyAction m_alterTableAction;
        TQVariant m_oldValue;
//      int m_fieldUID;
        KoProperty::Property::ListData* m_oldListData, *m_listData;
};

class RemoveFieldCommand : public Command
{
    public:
        RemoveFieldCommand( KexiTableDesignerView* view, int fieldIndex, 
            const KoProperty::Set* set);
 
        virtual ~RemoveFieldCommand();
 
        virtual TQString name() const;
        virtual void execute();
        virtual void unexecute();
        virtual KexiDB::AlterTableHandler::ActionBase* createAction();
 
        virtual TQString debugString();
 
    protected:
        KexiDB::AlterTableHandler::RemoveFieldAction m_alterTableAction;
        KoProperty::Set* m_set;
        int m_fieldIndex;
};

class InsertFieldCommand : public Command
{
    public:
        InsertFieldCommand( KexiTableDesignerView* view, 
            int fieldIndex/*, const KexiDB::Field& field*/, const KoProperty::Set& set );
        virtual ~InsertFieldCommand();
 
        virtual TQString name() const;
        virtual void execute();
        virtual void unexecute();
        virtual KexiDB::AlterTableHandler::ActionBase* createAction();
 
        virtual TQString debugString() { 
            return name() + "\nAT ROW " + TQString::number(m_alterTableAction->index()) //m_alterTableAction.index()) 
                + ", FIELD: " + m_set["caption"].value().toString(); //m_alterTableAction.field().debugString(); 
        }
 
    protected:
        KexiDB::AlterTableHandler::InsertFieldAction *m_alterTableAction;
        KoProperty::Set m_set;
};
 
 
/* ---- Internal commands follow (not used for building performing ALTER TABLE ---- */


class ChangePropertyVisibilityCommand : public Command
{
    public:
        ChangePropertyVisibilityCommand( KexiTableDesignerView* view,
            const KoProperty::Set& set, const TQCString& propertyName, 
            bool visible);
 
        virtual ~ChangePropertyVisibilityCommand();
 
        virtual TQString name() const;
        virtual void execute();
        virtual void unexecute();
 
    protected:
        KexiDB::AlterTableHandler::ChangeFieldPropertyAction m_alterTableAction;
//      int m_fieldUID;
        bool m_oldVisibility;
};


class InsertEmptyRowCommand : public Command
{
    public:
        InsertEmptyRowCommand( KexiTableDesignerView* view, int row );
        virtual ~InsertEmptyRowCommand();
 
        virtual TQString name() const;
        virtual void execute();
        virtual void unexecute();
 
    protected:
        KexiDB::AlterTableHandler::ChangeFieldPropertyAction m_alterTableAction;
        int m_row;
};
 
}
 
#endif