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 <QHeaderView>
  33
  34 DolphinDetailsView::DolphinDetailsView(QWidget* parent, DolphinController* controller) :
  35     QTreeView(parent),
  36     m_controller(controller)
  37 {
  38     assert(controller != 0);
  39
  40     setAcceptDrops(true);
  41     setRootIsDecorated(false);
  42     setSortingEnabled(true);
  43     setUniformRowHeights(true);
  44
  45     const ViewProperties props(controller->url());
  46     setSortIndicatorSection(props.sorting());
  47     setSortIndicatorOrder(props.sortOrder());
  48
  49     connect(header(), SIGNAL(sectionClicked(int)),
  50             this, SLOT(synchronizeSortingState(int)));
  51
  52     connect(parent, SIGNAL(sortingChanged(DolphinView::Sorting)),
  53             this, SLOT(setSortIndicatorSection(DolphinView::Sorting)));
  54     connect(parent, SIGNAL(sortOrderChanged(Qt::SortOrder)),
  55             this, SLOT(setSortIndicatorOrder(Qt::SortOrder)));
  56
  57     connect(this, SIGNAL(clicked(const QModelIndex&)),
  58             controller, SLOT(triggerItem(const QModelIndex&)));
  59
  60     // apply the details mode settings to the widget
  61     const DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
  62     assert(settings != 0);
  63
  64     m_viewOptions = QTreeView::viewOptions();
  65     m_viewOptions.font = QFont(settings->fontFamily(), settings->fontSize());
  66     const int iconSize = settings->iconSize();
  67     m_viewOptions.decorationSize = QSize(iconSize, iconSize);
  68 }
  69
  70 DolphinDetailsView::~DolphinDetailsView()
  71 {
  72 }
  73
  74 bool DolphinDetailsView::event(QEvent* event)
  75 {
  76     if (event->type() == QEvent::Polish) {
  77         // Assure that by respecting the available width that:
  78         // - the 'Name' column is stretched as large as possible
  79         // - the remaining columns are as small as possible
  80         QHeaderView* headerView = header();
  81         headerView->setStretchLastSection(false);
  82         headerView->setResizeMode(QHeaderView::ResizeToContents);
  83         headerView->setResizeMode(0, QHeaderView::Stretch);
  84
  85         // hide columns if this is indicated by the settings
  86         const DetailsModeSettings* settings = DolphinSettings::instance().detailsModeSettings();
  87         assert(settings != 0);
  88         if (!settings->showDate()) {
  89             hideColumn(KDirModel::ModifiedTime);
  90         }
  91
  92         if (!settings->showPermissions()) {
  93             hideColumn(KDirModel::Permissions);
  94         }
  95
  96         if (!settings->showOwner()) {
  97             hideColumn(KDirModel::Owner);
  98         }
  99
 100         if (!settings->showGroup()) {
 101             hideColumn(KDirModel::Group);
 102         }
 103     }
 104
 105     return QTreeView::event(event);
 106 }
 107 QStyleOptionViewItem DolphinDetailsView::viewOptions() const
 108 {
 109     return m_viewOptions;
 110 }
 111
 112 void DolphinDetailsView::contextMenuEvent(QContextMenuEvent* event)
 113 {
 114     QTreeView::contextMenuEvent(event);
 115     m_controller->triggerContextMenuRequest(event->pos());
 116 }
 117
 118 void DolphinDetailsView::mouseReleaseEvent(QMouseEvent* event)
 119 {
 120     QTreeView::mouseReleaseEvent(event);
 121     m_controller->triggerActivation();
 122 }
 123
 124 void DolphinDetailsView::dragEnterEvent(QDragEnterEvent* event)
 125 {
 126     if (event->mimeData()->hasUrls()) {
 127         event->acceptProposedAction();
 128     }
 129 }
 130
 131 void DolphinDetailsView::dropEvent(QDropEvent* event)
 132 {
 133     const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
 134     if (urls.isEmpty() || (event->source() == this)) {
 135         QTreeView::dropEvent(event);
 136     }
 137     else {
 138         event->acceptProposedAction();
 139         m_controller->indicateDroppedUrls(urls, event->pos());
 140     }
 141 }
 142
 143 void DolphinDetailsView::setSortIndicatorSection(DolphinView::Sorting sorting)
 144 {
 145     QHeaderView* headerView = header();
 146     headerView->setSortIndicator(sorting, headerView->sortIndicatorOrder());
 147 }
 148
 149 void DolphinDetailsView::setSortIndicatorOrder(Qt::SortOrder sortOrder)
 150 {
 151     QHeaderView* headerView = header();
 152     headerView->setSortIndicator(headerView->sortIndicatorSection(), sortOrder);
 153 }
 154
 155 void DolphinDetailsView::synchronizeSortingState(int column)
 156 {
 157     // The sorting has already been changed in QTreeView if this slot is
 158     // invoked, but Dolphin is not informed about this.
 159     DolphinView::Sorting sorting = DolphinSortFilterProxyModel::sortingForColumn(column);
 160     const Qt::SortOrder sortOrder = header()->sortIndicatorOrder();
 161     m_controller->indicateSortingChange(sorting);
 162     m_controller->indicateSortOrderChange(sortOrder);
 163 }
 164
 165 #include "dolphindetailsview.moc"