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