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 /* This file is part of the KDE project
 *
 * Copyright (C) 2008 Peter Penz <peter.penz19@gmail.com>
 * Copyright (C) 2011 Paul Mendez <paulestebanms@gmail.com>
 *
 * 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 KOVIEWITEMCONTEXTBAR_H
 #define KOVIEWITEMCONTEXTBAR_H
 
 #include <QObject>
 #include "kowidgets_export.h"
 #include <QModelIndex>
 
 class QAbstractItemView;
 class QToolButton;
 class QHBoxLayout;
 class QRect;
 
 /**
  * @brief Add context buttons to items of QAbstractView subclasses
  *
  * Whenever an item is hovered by the mouse, a toggle button is shown
  * which allows to select/deselect the current item, other buttons for
  * custom actions could be added using addContextButton method.
  */
 class KOWIDGETS_EXPORT KoViewItemContextBar : public QObject
 {
     Q_OBJECT
 
 public:
     explicit KoViewItemContextBar(QAbstractItemView *parent);
     ~KoViewItemContextBar() override = default;
     bool eventFilter(QObject *watched, QEvent *event) override;
 
     /**
      * Add a button to the context bar
      * @param text to be used for button tool tip
      * @param iconName or name of the icon displayed on the button
      * @return a QToolButton, so it could be connected to a slot.
      */
     QToolButton *addContextButton(const QString &text, const QString &iconName);
     //Returns the index of the item under the mouse cursor
     QModelIndex currentIndex();
 
     int preferredWidth();
     void setShowSelectionToggleButton(bool enabled);
 
 Q_SIGNALS:
     /** Is emitted if the selection has been changed by the toggle button. */
     void selectionChanged();
 
 public Q_SLOTS:
     /** Hide context bar */
     void reset();
     void enableContextBar();
     void disableContextBar();
 
 private Q_SLOTS:
     void slotEntered(const QModelIndex &index);
     void slotViewportEntered();
     void setItemSelected();
     /** Hide context bar if the selectem item has been removed */
     void slotRowsRemoved(const QModelIndex &parent, int start, int end);
     /** Updates contex bar buttons state*/
     void updateHoverUi(const QModelIndex& index);
     void showContextBar(const QRect &rect);
     /** Updates Selection Button state*/
     void updateToggleSelectionButton();
     /** Update Bar */
     void update();
     /** Called when model resets */
     void slotModelReset();
 
 private:
     QAbstractItemView *m_view;
     bool m_enabled;
     QModelIndex m_IndexUnderCursor;
     QWidget *m_ContextBar;
     QToolButton *m_ToggleSelectionButton;
     QHBoxLayout *m_Layout;
     QList <QToolButton*> m_contextBarButtons;
     bool m_showToggleButton;
 };
 
 #endif // KOVIEWITEMCONTEXTBAR_H