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effectslistwidget.h
/***************************************************************************
 *   Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.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 EFFECTSLISTWIDGET_H
#define EFFECTSLISTWIDGET_H

#include <QTreeWidget>
#include <QDomElement>

#include <KActionCategory>

class EffectsList;
class KIcon;

00032 class EffectsListWidget : public QTreeWidget
{
    Q_OBJECT

public:
    explicit EffectsListWidget(QMenu *contextMenu, QWidget *parent = 0);
    virtual ~EffectsListWidget();
    const QDomElement currentEffect() const;
    QString currentInfo();
    const QDomElement itemEffect(QTreeWidgetItem *item) const;
    void initList(QMenu *effectsMenu, KActionCategory *effectActions);

protected:
    virtual void dragMoveEvent(QDragMoveEvent *event);
    virtual void contextMenuEvent(QContextMenuEvent * event);
    virtual QMimeData *mimeData(const QList<QTreeWidgetItem *> list) const;

private:
    QMenu *m_menu;
    /** @brief Returns the folder item whose name == @param name. */
    QTreeWidgetItem *findFolder(const QString name);

    /** @brief Loads the effects from the given effectlist as item of this widget.
     * @param effectlist effectlist containing the effects that should be loaded
     * @param icon the icon to be used for the QTreeWidgetItems
     * @param defaultFolder parent item which will be used by default 
     * @param folders list of folders which might be used instead for specific effects
     * @param type type of the effects
     * @param current name of selected effect before reload; if an effect name matches this one it will become selected
     * @param found will be set to true if an effect name matches current
     */
    void loadEffects(const EffectsList *effectlist, KIcon icon, QTreeWidgetItem *defaultFolder, const QList<QTreeWidgetItem *> *folders, const QString type, const QString current, bool *found);

private slots:
    void slotExpandItem(const QModelIndex & index);
};

#endif

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