src/dolphincolumnview.h

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz (peter.penz@gmx.at)                  *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #ifndef DOLPHINCOLUMNVIEW_H
  21 #define DOLPHINCOLUMNVIEW_H
  22
  23 #include <QColumnView>
  24 #include <QStyleOptionViewItem>
  25 #include <libdolphin_export.h>
  26
  27 class DolphinController;
  28 class DolphinView;
  29
  30 /**
  31  * @brief TODO
  32  */
  33 class LIBDOLPHINPRIVATE_EXPORT DolphinColumnView : public QColumnView
  34 {
  35     Q_OBJECT
  36
  37 public:
  38     explicit DolphinColumnView(QWidget* parent, DolphinController* controller);
  39     virtual ~DolphinColumnView();
  40
  41 protected:
  42     virtual QStyleOptionViewItem viewOptions() const;
  43     virtual void contextMenuEvent(QContextMenuEvent* event);
  44     virtual void mouseReleaseEvent(QMouseEvent* event);
  45     virtual void dragEnterEvent(QDragEnterEvent* event);
  46     virtual void dropEvent(QDropEvent* event);
  47
  48 private slots:
  49     void zoomIn();
  50     void zoomOut();
  51
  52 private:
  53     bool isZoomInPossible() const;
  54     bool isZoomOutPossible() const;
  55
  56     /**
  57      * Updates the size of the decoration dependent on the
  58      * icon size of the ColumnModeSettings. The controller
  59      * will get informed about possible zoom in/zoom out
  60      * operations.
  61      */
  62     void updateDecorationSize();
  63
  64 private:
  65     DolphinController* m_controller;
  66     QStyleOptionViewItem m_viewOptions;
  67 };
  68
  69 #endif