src/dolphindetailsview.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz                                      *
   3  *   peter.penz@gmx.at                                                     *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  19  ***************************************************************************/
  20
  21 #include "dolphindetailsview.h"
  22
  23 #include "dolphincontroller.h"
  24 #include "dolphinsettings.h"
  25 #include "dolphinsortfilterproxymodel.h"
  26 #include "viewproperties.h"
  27
  28 #include "dolphin_detailsmodesettings.h"
  29
  30 #include <assert.h>
  31 #include <kdirmodel.h>
  32 #include <kfileitemdelegate.h>
  33
  34 #include <QHeaderView>
  35
  36 DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* controller) :
  37     QTreeView(parent),
  38     m_controller(controller)
  39 {
  40     assert(controller != 0);
  41
  42     setAcceptDrops(true);
  43     setRootIsDecorated(false);
  44     setSortingEnabled(true);
  45     setUniformRowHeights(true);
  46
  47     const ViewProperties props(controller->url());
  48     setSortIndicatorSection(props.sorting());
  49     setSortIndicatorOrder(props.sortOrder());
  50
  51     connect(header(), SIGNAL(sectionClicked(int)),
  52             this, SLOT(synchronizeSortingState(int)));
  53
  54     connect(parent, SIGNAL(sortingChanged(DolphinView::Sorting)),
  55             this, SLOT(setSortIndicatorSection(DolphinView::Sorting)));
  56     connect(parent, SIGNAL(sortOrderChanged(Qt::SortOrder)),
  57             this, SLOT(setSortIndicatorOrder(Qt::SortOrder)));
  58
  59     connect(this, SIGNAL(clicked(const QModelIndex&)),
  60             controller, SLOT(triggerItem(const QModelIndex&)));
  61
  62     // apply the details mode settings to the widget
  63     const DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
  64     assert(settings != 0);
  65
  66     m_viewOptions = QTreeView::viewOptions();
  67     m_viewOptions.font = QFont(settings->fontFamily(), settings->fontSize());
  68     const int iconSize = settings->iconSize();
  69     m_viewOptions.decorationSize = QSize(iconSize, iconSize);
  70
  71     KFileItemDelegate* delegate = new KFileItemDelegate(parent);
  72     setItemDelegate(delegate);
  73 }
  74
  75 DolphinDetailsView::~DolphinDetailsView()
  76 {
  77 }
  78
  79 bool DolphinDetailsView::event(QEvent* event)
  80 {
  81     if (event->type() == QEvent::Polish) {
  82         // Assure that by respecting the available width that:
  83         // - the 'Name' column is stretched as large as possible
  84         // - the remaining columns are as small as possible
  85         QHeaderView* headerView = header();
  86         headerView->setStretchLastSection(false);
  87         headerView->setResizeMode(QHeaderView::ResizeToContents);
  88         headerView->setResizeMode(0, QHeaderView::Stretch);
  89
  90         // hide columns if this is indicated by the settings
  91         const DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
  92         assert(settings != 0);
  93         if (!settings->showDate()) {
  94             hideColumn(KDirModel::ModifiedTime);
  95         }
  96
  97         if (!settings->showPermissions()) {
  98             hideColumn(KDirModel::Permissions);
  99         }
 100
 101         if (!settings->showOwner()) {
 102             hideColumn(KDirModel::Owner);
 103         }
 104
 105         if (!settings->showGroup()) {
 106             hideColumn(KDirModel::Group);
 107         }
 108     }
 109
 110     return QTreeView::event(event);
 111 }
 112 QStyleOptionViewItem DolphinDetailsView::viewOptions() const
 113 {
 114     return m_viewOptions;
 115 }
 116
 117 void DolphinDetailsView::contextMenuEvent(QContextMenuEvent* event)
 118 {
 119     QTreeView::contextMenuEvent(event);
 120     m_controller->triggerContextMenuRequest(event->pos());
 121 }
 122
 123 void DolphinDetailsView::mouseReleaseEvent(QMouseEvent* event)
 124 {
 125     QTreeView::mouseReleaseEvent(event);
 126     m_controller->triggerActivation();
 127 }
 128
 129 void DolphinDetailsView::dragEnterEvent(QDragEnterEvent* event)
 130 {
 131     if (event->mimeData()->hasUrls()) {
 132         event->acceptProposedAction();
 133     }
 134 }
 135
 136 void DolphinDetailsView::dropEvent(QDropEvent* event)
 137 {
 138     const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
 139     if (urls.isEmpty() || (event->source() == this)) {
 140         QTreeView::dropEvent(event);
 141     }
 142     else {
 143         event->acceptProposedAction();
 144         m_controller->indicateDroppedUrls(urls, event->pos());
 145     }
 146 }
 147
 148 void DolphinDetailsView::setSortIndicatorSection(DolphinView::Sorting sorting)
 149 {
 150     QHeaderView* headerView = header();
 151     headerView->setSortIndicator(sorting, headerView->sortIndicatorOrder());
 152 }
 153
 154 void DolphinDetailsView::setSortIndicatorOrder(Qt::SortOrder sortOrder)
 155 {
 156     QHeaderView* headerView = header();
 157     headerView->setSortIndicator(headerView->sortIndicatorSection(), sortOrder);
 158 }
 159
 160 void DolphinDetailsView::synchronizeSortingState(int column)
 161 {
 162     // The sorting has already been changed in QTreeView if this slot is
 163     // invoked, but Dolphin is not informed about this.
 164     DolphinView::Sorting sorting = DolphinSortFilterProxyModel::sortingForColumn(column);
 165     const Qt::SortOrder sortOrder = header()->sortIndicatorOrder();
 166     m_controller->indicateSortingChange(sorting);
 167     m_controller->indicateSortOrderChange(sortOrder);
 168 }
 169
 170 #include "dolphindetailsview.moc"