kde-playground/kdepim/kalarm/eventlistview.h

/*
 *  eventlistview.h  -  base class for widget showing list of alarms
 *  Program:  kalarm
 *  Copyright © 2007,2008,2010,2011 by David Jarvie <djarvie@kde.org>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

#ifndef EVENTLISTVIEW_H
#define EVENTLISTVIEW_H

#include "kalarm.h"
#ifdef USE_AKONADI
#include "itemlistmodel.h"
#else
#include "eventlistmodel.h"
#endif

#include <QTreeView>
#include <QItemDelegate>

class Find;


class EventListView : public QTreeView
{
        Q_OBJECT
    public:
        explicit EventListView(QWidget* parent = 0);
#ifdef USE_AKONADI
        ItemListModel*    itemModel() const    { return static_cast<ItemListModel*>(model()); }
        KAEvent           event(int row) const;
        KAEvent           event(const QModelIndex&) const;
        void              select(Akonadi::Item::Id);
#else
        EventListFilterModel* eventFilterModel() const   { return static_cast<EventListFilterModel*>(model()); }
        EventListModel*   eventModel() const   { return static_cast<EventListModel*>(static_cast<QAbstractProxyModel*>(model())->sourceModel()); }
        KAEvent*          event(int row) const;
        KAEvent*          event(const QModelIndex&) const;
        void              select(const QString& eventId, bool scrollToEvent = false);
#endif
        void              select(const QModelIndex&, bool scrollToIndex = false);
        void              clearSelection();
        QModelIndex       selectedIndex() const;
#ifdef USE_AKONADI
        KAEvent           selectedEvent() const;
        QVector<KAEvent>  selectedEvents() const;
#else
        KAEvent*          selectedEvent() const;
        KAEvent::List     selectedEvents() const;
#endif
        void              setEditOnSingleClick(bool e) { mEditOnSingleClick = e; }
        bool              editOnSingleClick() const    { return mEditOnSingleClick; }

    public slots:
        virtual void      slotFind();
        virtual void      slotFindNext()       { findNext(true); }
        virtual void      slotFindPrev()       { findNext(false); }

    signals:
        void              contextMenuRequested(const QPoint& globalPos);
        void              findActive(bool);

    protected:
        virtual bool      viewportEvent(QEvent*);
        virtual void      contextMenuEvent(QContextMenuEvent*);

    private:
        void              findNext(bool forward);

        Find*             mFind;
        bool              mEditOnSingleClick;

        using QObject::event;   // prevent "hidden" warning
};

class EventListDelegate : public QItemDelegate
{
        Q_OBJECT
    public:
        explicit EventListDelegate(EventListView* parent = 0) : QItemDelegate(parent) {}
        virtual QWidget* createEditor(QWidget*, const QStyleOptionViewItem&, const QModelIndex&) const  { return 0; }
        virtual bool editorEvent(QEvent*, QAbstractItemModel*, const QStyleOptionViewItem&, const QModelIndex&);
        virtual void edit(KAEvent*, EventListView*) = 0;
};

#endif // EVENTLISTVIEW_H

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