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 class KUrl;
  29
  30 class DolphinSortFilterProxyModel;
  31 class SidebarTreeView;
  32 class QModelIndex;
  33
  34 /**
  35  * @brief Shows a tree view of the directories starting from
  36  *        the currently selected bookmark.
  37  *
  38  * The tree view is always synchronized with the currently active view
  39  * from the main window.
  40  */
  41 class TreeViewSidebarPage : public SidebarPage
  42 {
  43     Q_OBJECT
  44
  45 public:
  46     TreeViewSidebarPage(DolphinMainWindow* mainWindow, QWidget* parent = 0);
  47     virtual ~TreeViewSidebarPage();
  48
  49 protected:
  50     /** @see SidebarPage::activeViewChanged() */
  51     virtual void activeViewChanged();
  52
  53     /** @see QWidget::showEvent() */
  54     virtual void showEvent(QShowEvent* event);
  55
  56 private slots:
  57     /**
  58      * Updates the current selection inside the tree to
  59      * \a url.
  60      */
  61     void updateSelection(const KUrl& url);
  62
  63     /**
  64      * Expands the tree in a way that the item with the URL m_selectedUrl
  65      * gets visible. Is called by TreeViewSidebarPage::updateSelection()
  66      * if the dir lister has been completed.
  67      */
  68     void expandSelectionParent();
  69
  70     /**
  71      * Updates the active view to the URL
  72      * which is given by the item with the index \a index.
  73      */
  74     void updateActiveView(const QModelIndex& index);
  75
  76 private:
  77     /**
  78      * Connects to signals from the currently active Dolphin view to get
  79      * informed about highlighting changes.
  80      */
  81     void connectToActiveView();
  82
  83 private:
  84     KDirLister* m_dirLister;
  85     KDirModel* m_dirModel;
  86     DolphinSortFilterProxyModel* m_proxyModel;
  87     SidebarTreeView* m_treeView;
  88     KUrl m_selectedUrl;
  89 };
  90
  91 #endif // BOOKMARKSSIDEBARPAGE_H