/* ============================================================
* QuiteRSS is a open-source cross-platform RSS/Atom news feeds reader
* Copyright (C) 2011-2015 QuiteRSS Team <quiterssteam@gmail.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
* ============================================================ */
/* ============================================================
* QupZilla - WebKit based browser
* Copyright (C) 2010-2014  David Rosca <nowrep@gmail.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
* ============================================================ */
#ifndef ADBLOCKTREEWIDGET_H
#define ADBLOCKTREEWIDGET_H

#include <QTreeWidget>

class AdBlockSubscription;
class AdBlockRule;

class AdBlockTreeWidget : public QTreeWidget
{
  Q_OBJECT
public:
  explicit AdBlockTreeWidget(AdBlockSubscription* subscription, QWidget* parent = 0);

  AdBlockSubscription* subscription() const;

  void showRule(const AdBlockRule* rule);
  void refresh();

public slots:
  void addRule();
  void removeRule();
  void filterString(const QString &string);
  void clear();

private slots:
  void contextMenuRequested(const QPoint &pos);
  void itemChanged(QTreeWidgetItem* item);
  void copyFilter();

  void subscriptionUpdated();
  void subscriptionError(const QString &message);

private:
  void adjustItemFeatures(QTreeWidgetItem* item, const AdBlockRule* rule);
  void keyPressEvent(QKeyEvent* event);
  void addTopLevelItem(QTreeWidgetItem* item);
  QList<QTreeWidgetItem*> allItems();
  void iterateAllItems(QTreeWidgetItem* parent);

  AdBlockSubscription* m_subscription;
  QTreeWidgetItem* m_topItem;

  QString m_ruleToBeSelected;
  bool m_itemChangingBlock;

  bool m_refreshAllItemsNeeded;
  QList<QTreeWidgetItem*> m_allTreeItems;

};

#endif // ADBLOCKTREEWIDGET_H