src/sidebartreeview.cpp

   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 #include "sidebartreeview.h"
  21
  22 #include "dolphincontroller.h"
  23
  24 #include <kdirmodel.h>
  25 #include <kfileitemdelegate.h>
  26 #include <QKeyEvent>
  27 #include <QPainter>
  28 #include <QHeaderView>
  29
  30 SidebarTreeView::SidebarTreeView(QWidget* parent) :
  31     QTreeView(parent),
  32     m_dragging(false)
  33 {
  34     setAcceptDrops(true);
  35     setUniformRowHeights(true);
  36     setSelectionMode(QAbstractItemView::SingleSelection);
  37     setEditTriggers(QAbstractItemView::NoEditTriggers);
  38     setSortingEnabled(true);
  39     setFrameStyle(QFrame::NoFrame);
  40     setDragDropMode(QAbstractItemView::DragDrop);
  41     setDropIndicatorShown(false);
  42     setAutoExpandDelay(300);
  43
  44     viewport()->setAttribute(Qt::WA_Hover);
  45
  46     KFileItemDelegate* delegate = new KFileItemDelegate(this);
  47     setItemDelegate(delegate);
  48 }
  49
  50 SidebarTreeView::~SidebarTreeView()
  51 {
  52 }
  53
  54 bool SidebarTreeView::event(QEvent* event)
  55 {
  56     if (event->type() == QEvent::Polish) {
  57         // hide all columns except of the 'Name' column
  58         hideColumn(KDirModel::Size);
  59         hideColumn(KDirModel::ModifiedTime);
  60         hideColumn(KDirModel::Permissions);
  61         hideColumn(KDirModel::Owner);
  62         hideColumn(KDirModel::Group);
  63         hideColumn(KDirModel::Type);
  64         header()->hide();
  65     }
  66
  67     return QTreeView::event(event);
  68 }
  69
  70 void SidebarTreeView::dragEnterEvent(QDragEnterEvent* event)
  71 {
  72     if (event->mimeData()->hasUrls()) {
  73         event->acceptProposedAction();
  74     }
  75     QTreeView::dragEnterEvent(event);
  76     m_dragging = true;
  77 }
  78
  79 void SidebarTreeView::dragLeaveEvent(QDragLeaveEvent* event)
  80 {
  81     QTreeView::dragLeaveEvent(event);
  82
  83     // TODO: remove this code when the issue #160611 is solved in Qt 4.4
  84     m_dragging = false;
  85     setDirtyRegion(m_dropRect);
  86 }
  87
  88 void SidebarTreeView::dragMoveEvent(QDragMoveEvent* event)
  89 {
  90     QTreeView::dragMoveEvent(event);
  91
  92     // TODO: remove this code when the issue #160611 is solved in Qt 4.4
  93     const QModelIndex index = indexAt(event->pos());
  94     setDirtyRegion(m_dropRect);
  95     m_dropRect = visualRect(index);
  96     setDirtyRegion(m_dropRect);
  97 }
  98
  99 void SidebarTreeView::dropEvent(QDropEvent* event)
 100 {
 101     const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
 102     if (urls.isEmpty()) {
 103         QTreeView::dropEvent(event);
 104     } else {
 105         event->acceptProposedAction();
 106         const QModelIndex index = indexAt(event->pos());
 107         if (index.isValid()) {
 108             emit urlsDropped(urls, index);
 109         }
 110     }
 111     m_dragging = false;
 112 }
 113
 114 void SidebarTreeView::paintEvent(QPaintEvent* event)
 115 {
 116     QTreeView::paintEvent(event);
 117
 118     // TODO: remove this code when the issue #160611 is solved in Qt 4.4
 119     if (m_dragging) {
 120         const QBrush& brush = palette().brush(QPalette::Normal, QPalette::Highlight);
 121         DolphinController::drawHoverIndication(viewport(), m_dropRect, brush);
 122     }
 123 }
 124
 125 #include "sidebartreeview.moc"