src/views/dolphinviewcontroller.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2010 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 "dolphinviewcontroller.h"
  21 #include "zoomlevelinfo.h"
  22
  23 #include <kdirmodel.h>
  24 #include <kfileitemactions.h>
  25 #include <QAbstractProxyModel>
  26 #include <QApplication>
  27 #include <QClipboard>
  28 #include <QDir>
  29
  30 Qt::MouseButtons DolphinViewController::m_mouseButtons = Qt::NoButton;
  31
  32 DolphinViewController::DolphinViewController(DolphinView* dolphinView) :
  33     QObject(dolphinView),
  34     m_dolphinView(dolphinView),
  35     m_itemView(0),
  36     m_versionControlActions()
  37 {
  38 }
  39
  40 DolphinViewController::~DolphinViewController()
  41 {
  42 }
  43
  44 const DolphinView* DolphinViewController::view() const
  45 {
  46     return m_dolphinView;
  47 }
  48
  49 void DolphinViewController::requestUrlChange(const KUrl& url)
  50 {
  51     emit urlChangeRequested(url);
  52 }
  53
  54 void DolphinViewController::setItemView(QAbstractItemView* view)
  55 {
  56     if (m_itemView != 0) {
  57         disconnect(m_itemView, SIGNAL(pressed(const QModelIndex&)),
  58                    this, SLOT(updateMouseButtonState()));
  59     }
  60
  61     m_itemView = view;
  62
  63     if (m_itemView != 0) {
  64         // TODO: this is a workaround until  Qt-issue 176832 has been fixed
  65         connect(m_itemView, SIGNAL(pressed(const QModelIndex&)),
  66                 this, SLOT(updateMouseButtonState()));
  67     }
  68 }
  69
  70 QAbstractItemView* DolphinViewController::itemView() const
  71 {
  72     return m_itemView;
  73 }
  74
  75 void DolphinViewController::triggerContextMenuRequest(const QPoint& pos,
  76                                                   const QList<QAction*>& customActions)
  77 {
  78     emit activated();
  79     emit requestContextMenu(pos, customActions);
  80 }
  81
  82 void DolphinViewController::requestActivation()
  83 {
  84     emit activated();
  85 }
  86
  87 void DolphinViewController::indicateDroppedUrls(const KFileItem& destItem,
  88                                             const KUrl& destPath,
  89                                             QDropEvent* event)
  90 {
  91     emit urlsDropped(destItem, destPath, event);
  92 }
  93
  94
  95 void DolphinViewController::indicateSortingChange(DolphinView::Sorting sorting)
  96 {
  97     emit sortingChanged(sorting);
  98 }
  99
 100 void DolphinViewController::indicateSortOrderChange(Qt::SortOrder order)
 101 {
 102     emit sortOrderChanged(order);
 103 }
 104
 105 void DolphinViewController::indicateSortFoldersFirstChange(bool foldersFirst)
 106 {
 107     emit sortFoldersFirstChanged(foldersFirst);
 108 }
 109
 110 void DolphinViewController::indicateAdditionalInfoChange(const KFileItemDelegate::InformationList& info)
 111 {
 112     emit additionalInfoChanged(info);
 113 }
 114
 115 void DolphinViewController::setVersionControlActions(QList<QAction*> actions)
 116 {
 117     m_versionControlActions = actions;
 118 }
 119
 120 QList<QAction*> DolphinViewController::versionControlActions(const KFileItemList& items)
 121 {
 122     emit requestVersionControlActions(items);
 123     // All view implementations are connected with the signal requestVersionControlActions()
 124     // (see ViewExtensionFactory) and will invoke DolphinViewController::setVersionControlActions(),
 125     // so that the context dependent actions can be returned.
 126     return m_versionControlActions;
 127 }
 128
 129 void DolphinViewController::handleKeyPressEvent(QKeyEvent* event)
 130 {
 131     if (m_itemView == 0) {
 132         return;
 133     }
 134
 135     const QItemSelectionModel* selModel = m_itemView->selectionModel();
 136     const QModelIndex currentIndex = selModel->currentIndex();
 137     const bool trigger = currentIndex.isValid()
 138                          && ((event->key() == Qt::Key_Return) || (event->key() == Qt::Key_Enter))
 139                          && !selModel->selectedIndexes().isEmpty();
 140     if (!trigger) {
 141         return;
 142     }
 143
 144     // Collect the non-directory files into a list and
 145     // call runPreferredApplications for that list.
 146     // Several selected directories are opened in separate tabs,
 147     // one selected directory will get opened in the view.
 148     QModelIndexList dirQueue;
 149     const QModelIndexList indexList = selModel->selectedIndexes();
 150     KFileItemList fileOpenList;
 151     foreach (const QModelIndex& index, indexList) {
 152         if (itemForIndex(index).isDir()) {
 153             dirQueue << index;
 154         } else {
 155             fileOpenList << itemForIndex(index);
 156         }
 157     }
 158
 159     KFileItemActions fileItemActions;
 160     fileItemActions.runPreferredApplications(fileOpenList, "DesktopEntryName != 'dolphin'");
 161
 162     if (dirQueue.length() == 1) {
 163         // open directory in the view
 164         emit itemTriggered(itemForIndex(dirQueue[0]));
 165     } else {
 166         // open directories in separate tabs
 167         foreach(const QModelIndex& dir, dirQueue) {
 168             emit tabRequested(itemForIndex(dir).url());
 169         }
 170     }
 171 }
 172
 173 void DolphinViewController::replaceUrlByClipboard()
 174 {
 175     const QClipboard* clipboard = QApplication::clipboard();
 176     QString text;
 177     if (clipboard->mimeData(QClipboard::Selection)->hasText()) {
 178         text = clipboard->mimeData(QClipboard::Selection)->text();
 179     } else if (clipboard->mimeData(QClipboard::Clipboard)->hasText()) {
 180         text = clipboard->mimeData(QClipboard::Clipboard)->text();
 181     }
 182     if (!text.isEmpty() && QDir::isAbsolutePath(text)) {
 183         m_dolphinView->setUrl(KUrl(text));
 184     }
 185 }
 186
 187 void DolphinViewController::requestToolTipHiding()
 188 {
 189     emit hideToolTip();
 190 }
 191
 192 void DolphinViewController::emitItemTriggered(const KFileItem& item)
 193 {
 194     emit itemTriggered(item);
 195 }
 196
 197 KFileItem DolphinViewController::itemForIndex(const QModelIndex& index) const
 198 {
 199     if (m_itemView != 0) {
 200         QAbstractProxyModel* proxyModel = static_cast<QAbstractProxyModel*>(m_itemView->model());
 201         if (proxyModel != 0) {
 202             KDirModel* dirModel = static_cast<KDirModel*>(proxyModel->sourceModel());
 203             const QModelIndex dirIndex = proxyModel->mapToSource(index);
 204             return dirModel->itemForIndex(dirIndex);
 205         }
 206     }
 207
 208     return KFileItem();
 209 }
 210
 211 void DolphinViewController::triggerItem(const QModelIndex& index)
 212 {
 213     if (m_mouseButtons & Qt::LeftButton) {
 214         const KFileItem item = itemForIndex(index);
 215         if (index.isValid() && (index.column() == KDirModel::Name)) {
 216             emit itemTriggered(item);
 217         } else if (m_itemView != 0) {
 218             m_itemView->clearSelection();
 219             emit itemEntered(KFileItem());
 220         }
 221     }
 222 }
 223
 224 void DolphinViewController::requestTab(const QModelIndex& index)
 225 {
 226     if (m_mouseButtons & Qt::MidButton) {
 227         const KFileItem item = itemForIndex(index);
 228         const bool validRequest = index.isValid() &&
 229                                   (index.column() == KDirModel::Name) &&
 230                                   (item.isDir() || m_dolphinView->isTabsForFilesEnabled());
 231         if (validRequest) {
 232             emit tabRequested(item.url());
 233         }
 234     }
 235 }
 236
 237 void DolphinViewController::emitItemEntered(const QModelIndex& index)
 238 {
 239     KFileItem item = itemForIndex(index);
 240     if (!item.isNull()) {
 241         emit itemEntered(item);
 242     }
 243 }
 244
 245 void DolphinViewController::emitViewportEntered()
 246 {
 247     emit viewportEntered();
 248 }
 249
 250 void DolphinViewController::updateMouseButtonState()
 251 {
 252     m_mouseButtons = QApplication::mouseButtons();
 253 }
 254
 255 #include "dolphinviewcontroller.moc"