src/dolphincontroller.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 "dolphincontroller.h"
  21
  22 #include <kdirmodel.h>
  23 #include <QAbstractProxyModel>
  24 #include <QApplication>
  25 #include <QClipboard>
  26 #include <QDir>
  27
  28 DolphinController::DolphinController(DolphinView* dolphinView) :
  29     QObject(dolphinView),
  30     m_zoomInPossible(false),
  31     m_zoomOutPossible(false),
  32     m_openTab(false),
  33     m_url(),
  34     m_dolphinView(dolphinView),
  35     m_itemView(0)
  36 {
  37 }
  38
  39 DolphinController::~DolphinController()
  40 {
  41 }
  42
  43 void DolphinController::setUrl(const KUrl& url)
  44 {
  45     if (m_url != url) {
  46         m_url = url;
  47         emit urlChanged(url);
  48     }
  49 }
  50
  51 void DolphinController::setItemView(QAbstractItemView* view)
  52 {
  53     if (m_itemView != 0) {
  54         disconnect(m_itemView, SIGNAL(pressed(const QModelIndex&)),
  55                    this, SLOT(updateOpenTabState()));
  56     }
  57
  58     m_itemView = view;
  59
  60     // TODO: this is a workaround until  Qt-issue 176832 has been fixed
  61     connect(m_itemView, SIGNAL(pressed(const QModelIndex&)),
  62             this, SLOT(updateOpenTabState()));
  63 }
  64
  65 void DolphinController::triggerUrlChangeRequest(const KUrl& url)
  66 {
  67     if (m_url != url) {
  68         emit requestUrlChange(url);
  69     }
  70 }
  71
  72 void DolphinController::triggerContextMenuRequest(const QPoint& pos)
  73 {
  74     emit activated();
  75     emit requestContextMenu(pos);
  76 }
  77
  78 void DolphinController::requestActivation()
  79 {
  80     emit activated();
  81 }
  82
  83 void DolphinController::indicateDroppedUrls(const KUrl::List& urls,
  84                                             const KUrl& destPath,
  85                                             const KFileItem& destItem)
  86 {
  87     emit urlsDropped(urls, destPath, destItem);
  88 }
  89
  90
  91 void DolphinController::indicateSortingChange(DolphinView::Sorting sorting)
  92 {
  93     emit sortingChanged(sorting);
  94 }
  95
  96 void DolphinController::indicateSortOrderChange(Qt::SortOrder order)
  97 {
  98     emit sortOrderChanged(order);
  99 }
 100
 101 void DolphinController::indicateAdditionalInfoChange(const KFileItemDelegate::InformationList& info)
 102 {
 103     emit additionalInfoChanged(info);
 104 }
 105
 106 void DolphinController::indicateActivationChange(bool active)
 107 {
 108     emit activationChanged(active);
 109 }
 110
 111 void DolphinController::triggerZoomIn()
 112 {
 113     emit zoomIn();
 114 }
 115
 116 void DolphinController::triggerZoomOut()
 117 {
 118     emit zoomOut();
 119 }
 120
 121 void DolphinController::handleKeyPressEvent(QKeyEvent* event)
 122 {
 123     Q_ASSERT(m_itemView != 0);
 124
 125     const QItemSelectionModel* selModel = m_itemView->selectionModel();
 126     const QModelIndex currentIndex = selModel->currentIndex();
 127     const bool trigger = currentIndex.isValid()
 128                          && (event->key() == Qt::Key_Return)
 129                          && (selModel->selectedIndexes().count() > 0);
 130     if (trigger) {
 131         const QModelIndexList indexList = selModel->selectedIndexes();
 132         foreach (const QModelIndex& index, indexList) {
 133             triggerItem(index);
 134         }
 135     }
 136 }
 137
 138 void DolphinController::replaceUrlByClipboard()
 139 {
 140     const QClipboard* clipboard = QApplication::clipboard();
 141     QString text;
 142     if (clipboard->mimeData(QClipboard::Selection)->hasText()) {
 143         text = clipboard->mimeData(QClipboard::Selection)->text();
 144     } else if (clipboard->mimeData(QClipboard::Clipboard)->hasText()) {
 145         text = clipboard->mimeData(QClipboard::Clipboard)->text();
 146     }
 147     if (!text.isEmpty() && QDir::isAbsolutePath(text)) {
 148         m_dolphinView->setUrl(KUrl(text));
 149     }
 150 }
 151
 152 KFileItem DolphinController::itemForIndex(const QModelIndex& index) const
 153 {
 154     Q_ASSERT(m_itemView != 0);
 155
 156     QAbstractProxyModel* proxyModel = static_cast<QAbstractProxyModel*>(m_itemView->model());
 157     KDirModel* dirModel = static_cast<KDirModel*>(proxyModel->sourceModel());
 158     const QModelIndex dirIndex = proxyModel->mapToSource(index);
 159     return dirModel->itemForIndex(dirIndex);
 160 }
 161
 162 void DolphinController::triggerItem(const QModelIndex& index)
 163 {
 164     const bool openTab = m_openTab;
 165     m_openTab = false;
 166
 167     const KFileItem item = itemForIndex(index);
 168     if (index.isValid() && (index.column() == KDirModel::Name)) {
 169         if (openTab && (item.isDir() || m_dolphinView->isTabsForFilesEnabled())) {
 170             emit tabRequested(item.url());
 171         } else {
 172             emit itemTriggered(item);
 173         }
 174     } else {
 175         m_itemView->clearSelection();
 176         if (!openTab) {
 177             emit itemEntered(KFileItem());
 178         }
 179     }
 180 }
 181
 182 void DolphinController::emitItemEntered(const QModelIndex& index)
 183 {
 184     KFileItem item = itemForIndex(index);
 185     if (!item.isNull()) {
 186         emit itemEntered(item);
 187     }
 188 }
 189
 190 void DolphinController::emitViewportEntered()
 191 {
 192     emit viewportEntered();
 193 }
 194
 195 void DolphinController::updateOpenTabState()
 196 {
 197     m_openTab = QApplication::mouseButtons() & Qt::MidButton;
 198 }
 199
 200 #include "dolphincontroller.moc"