kexidbutils.h

/* This file is part of the KDE project
   Copyright (C) 2006-2007 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 KDBWIDGETS_UTILS_H
#define KDBWIDGETS_UTILS_H
 
#include <tqpopupmenu.h>
#include <kexidataiteminterface.h>
 
TQColor lighterGrayBackgroundColor(const TQPalette& palette);


class KexiDBWidgetContextMenuExtender : public TQObject
{
    public:
        KexiDBWidgetContextMenuExtender( TQObject* parent, KexiDataItemInterface* iface );
        ~KexiDBWidgetContextMenuExtender();

        void createTitle(TQPopupMenu *menu);

        void updatePopupMenuActions();

        static bool updateContextMenuTitleForDataItem(TQPopupMenu *menu, KexiDataItemInterface* iface, 
            const TQString& icon = TQString());
 
    protected:
        KexiDataItemInterface* m_iface;
        TQGuardedPtr<TQPopupMenu> m_contextMenu;
        bool m_contextMenuHasTitle; 
};
 
class KexiDBAutoField;

class KexiSubwidgetInterface
{
    public:
        KexiSubwidgetInterface();
        virtual ~KexiSubwidgetInterface();
 
        virtual bool appendStretchRequired(KexiDBAutoField* autoField) const
            { Q_UNUSED(autoField); return false; }
        virtual bool subwidgetStretchRequired(KexiDBAutoField* autoField) const
            { Q_UNUSED(autoField); return false; }
};
 
#endif