src/treeviewsidebarpage.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 TREEVIEWSIDEBARPAGE_H
  21 #define TREEVIEWSIDEBARPAGE_H
  22
  23 #include <kurl.h>
  24 #include <sidebarpage.h>
  25
  26 class KDirLister;
  27 class KDirModel;
  28
  29 class DolphinSortFilterProxyModel;
  30 class SidebarTreeView;
  31 class QModelIndex;
  32
  33 /**
  34  * @brief Shows a tree view of the directories starting from
  35  *        the currently selected bookmark.
  36  *
  37  * The tree view is always synchronized with the currently active view
  38  * from the main window.
  39  */
  40 class TreeViewSidebarPage : public SidebarPage
  41 {
  42     Q_OBJECT
  43
  44 public:
  45     TreeViewSidebarPage(QWidget* parent = 0);
  46     virtual ~TreeViewSidebarPage();
  47
  48 public slots:
  49     /**
  50      * Changes the current selection inside the tree to \a url.
  51      */
  52     virtual void setUrl(const KUrl& url);
  53
  54 protected:
  55     /** @see QWidget::showEvent() */
  56     virtual void showEvent(QShowEvent* event);
  57
  58     /** @see QWidget::contextMenuEvent() */
  59     virtual void contextMenuEvent(QContextMenuEvent* event);
  60
  61 private slots:
  62     /**
  63      * Expands the tree in a way that the item with the URL m_selectedUrl
  64      * gets visible. Is called by TreeViewSidebarPage::updateSelection()
  65      * if the dir lister has been completed.
  66      */
  67     void expandSelectionParent();
  68
  69     /**
  70      * Updates the active view to the URL
  71      * which is given by the item with the index \a index.
  72      */
  73     void updateActiveView(const QModelIndex& index);
  74
  75     /**
  76      * Is emitted if the URLs \a urls have been dropped
  77      * to the index \a index. */
  78     void dropUrls(const KUrl::List& urls,
  79                   const QModelIndex& index);
  80
  81 private:
  82     void loadTree(const KUrl& url);
  83
  84 private:
  85     KDirLister* m_dirLister;
  86     KDirModel* m_dirModel;
  87     DolphinSortFilterProxyModel* m_proxyModel;
  88     SidebarTreeView* m_treeView;
  89 };
  90
  91 #endif // TREEVIEWSIDEBARPAGE_H