src/views/dolphinview.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006-2009 by Peter Penz <peter.penz19@gmail.com>        *
   3  *   Copyright (C) 2006 by Gregor Kališnik <gregor@podnapisi.net>          *
   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 "dolphinview.h"
  22
  23 #include <QAbstractItemView>
  24 #include <QApplication>
  25 #include <QBoxLayout>
  26 #include <QClipboard>
  27 #include <QDropEvent>
  28 #include <QGraphicsSceneDragDropEvent>
  29 #include <QKeyEvent>
  30 #include <QItemSelection>
  31 #include <QTimer>
  32 #include <QScrollBar>
  33
  34 #include <KActionCollection>
  35 #include <KColorScheme>
  36 #include <KDirLister>
  37 #include <KDirModel>
  38 #include <KIconEffect>
  39 #include <KFileItem>
  40 #include <KFileItemListProperties>
  41 #include <KLocale>
  42 #include <kitemviews/kfileitemmodel.h>
  43 #include <kitemviews/kfileitemlistview.h>
  44 #include <kitemviews/kitemlistselectionmanager.h>
  45 #include <kitemviews/kitemlistview.h>
  46 #include <kitemviews/kitemlistcontroller.h>
  47 #include <KIO/DeleteJob>
  48 #include <KIO/NetAccess>
  49 #include <KIO/PreviewJob>
  50 #include <KJob>
  51 #include <KMenu>
  52 #include <KMessageBox>
  53 #include <konq_fileitemcapabilities.h>
  54 #include <konq_operations.h>
  55 #include <konqmimedata.h>
  56 #include <KToggleAction>
  57 #include <KUrl>
  58
  59 #include "additionalinfoaccessor.h"
  60 #include "dolphindirlister.h"
  61 #include "dolphinnewfilemenuobserver.h"
  62 #include "dolphin_detailsmodesettings.h"
  63 #include "dolphin_generalsettings.h"
  64 #include "dolphinitemlistcontainer.h"
  65 #include "draganddrophelper.h"
  66 #include "renamedialog.h"
  67 #include "versioncontrol/versioncontrolobserver.h"
  68 #include "viewmodecontroller.h"
  69 #include "viewproperties.h"
  70 #include "views/tooltips/tooltipmanager.h"
  71 #include "zoomlevelinfo.h"
  72
  73 namespace {
  74     const int MaxModeEnum = DolphinView::CompactView;
  75     const int MaxSortingEnum = DolphinView::SortByPath;
  76 };
  77
  78 DolphinView::DolphinView(const KUrl& url, QWidget* parent) :
  79     QWidget(parent),
  80     m_active(true),
  81     m_tabsForFiles(false),
  82     m_assureVisibleCurrentIndex(false),
  83     m_isFolderWritable(true),
  84     m_url(url),
  85     m_mode(DolphinView::IconsView),
  86     m_additionalInfoList(),
  87     m_topLayout(0),
  88     m_dirLister(0),
  89     m_container(0),
  90     m_toolTipManager(0),
  91     m_selectionChangedTimer(0),
  92     m_currentItemUrl(),
  93     m_restoredContentsPosition(),
  94     m_createdItemUrl(),
  95     m_selectedUrls(),
  96     m_versionControlObserver(0)
  97 {
  98     m_topLayout = new QVBoxLayout(this);
  99     m_topLayout->setSpacing(0);
 100     m_topLayout->setMargin(0);
 101
 102     // When a new item has been created by the "Create New..." menu, the item should
 103     // get selected and it must be assured that the item will get visible. As the
 104     // creation is done asynchronously, several signals must be checked:
 105     connect(&DolphinNewFileMenuObserver::instance(), SIGNAL(itemCreated(KUrl)),
 106             this, SLOT(observeCreatedItem(KUrl)));
 107
 108     m_selectionChangedTimer = new QTimer(this);
 109     m_selectionChangedTimer->setSingleShot(true);
 110     m_selectionChangedTimer->setInterval(300);
 111     connect(m_selectionChangedTimer, SIGNAL(timeout()),
 112             this, SLOT(emitSelectionChangedSignal()));
 113
 114     m_dirLister = new DolphinDirLister(this);
 115     m_dirLister->setAutoUpdate(true);
 116     m_dirLister->setDelayedMimeTypes(true);
 117
 118     connect(m_dirLister, SIGNAL(redirection(KUrl,KUrl)), this, SLOT(slotRedirection(KUrl,KUrl)));
 119     connect(m_dirLister, SIGNAL(started(KUrl)),          this, SLOT(slotDirListerStarted(KUrl)));
 120     connect(m_dirLister, SIGNAL(refreshItems(QList<QPair<KFileItem,KFileItem> >)),
 121             this, SLOT(slotRefreshItems()));
 122
 123     connect(m_dirLister, SIGNAL(clear()),                     this, SIGNAL(itemCountChanged()));
 124     connect(m_dirLister, SIGNAL(newItems(KFileItemList)),     this, SIGNAL(itemCountChanged()));
 125     connect(m_dirLister, SIGNAL(infoMessage(QString)),        this, SIGNAL(infoMessage(QString)));
 126     connect(m_dirLister, SIGNAL(errorMessage(QString)),       this, SIGNAL(infoMessage(QString)));
 127     connect(m_dirLister, SIGNAL(percent(int)),                this, SIGNAL(pathLoadingProgress(int)));
 128     connect(m_dirLister, SIGNAL(urlIsFileError(KUrl)),        this, SIGNAL(urlIsFileError(KUrl)));
 129     connect(m_dirLister, SIGNAL(itemsDeleted(KFileItemList)), this, SIGNAL(itemCountChanged()));
 130
 131     m_container = new DolphinItemListContainer(m_dirLister, this);
 132     m_container->setVisibleRoles(QList<QByteArray>() << "name");
 133     m_container->installEventFilter(this);
 134     setFocusProxy(m_container);
 135
 136     KItemListController* controller = m_container->controller();
 137     controller->setSelectionBehavior(KItemListController::MultiSelection);
 138     if (GeneralSettings::autoExpandFolders()) {
 139         controller->setAutoActivationDelay(750);
 140     }
 141     connect(controller, SIGNAL(itemActivated(int)), this, SLOT(slotItemActivated(int)));
 142     connect(controller, SIGNAL(itemsActivated(QSet<int>)), this, SLOT(slotItemsActivated(QSet<int>)));
 143     connect(controller, SIGNAL(itemMiddleClicked(int)), this, SLOT(slotItemMiddleClicked(int)));
 144     connect(controller, SIGNAL(itemContextMenuRequested(int,QPointF)), this, SLOT(slotItemContextMenuRequested(int,QPointF)));
 145     connect(controller, SIGNAL(viewContextMenuRequested(QPointF)), this, SLOT(slotViewContextMenuRequested(QPointF)));
 146     connect(controller, SIGNAL(headerContextMenuRequested(QPointF)), this, SLOT(slotHeaderContextMenuRequested(QPointF)));
 147     connect(controller, SIGNAL(itemHovered(int)), this, SLOT(slotItemHovered(int)));
 148     connect(controller, SIGNAL(itemUnhovered(int)), this, SLOT(slotItemUnhovered(int)));
 149     connect(controller, SIGNAL(itemDropEvent(int,QGraphicsSceneDragDropEvent*)), this, SLOT(slotItemDropEvent(int,QGraphicsSceneDragDropEvent*)));
 150     connect(controller, SIGNAL(modelChanged(KItemModelBase*,KItemModelBase*)), this, SLOT(slotModelChanged(KItemModelBase*,KItemModelBase*)));
 151
 152     KFileItemModel* model = fileItemModel();
 153     if (model) {
 154         connect(model, SIGNAL(loadingCompleted()), this, SLOT(slotLoadingCompleted()));
 155     }
 156
 157     KItemListSelectionManager* selectionManager = controller->selectionManager();
 158     connect(selectionManager, SIGNAL(selectionChanged(QSet<int>,QSet<int>)),
 159             this, SLOT(slotSelectionChanged(QSet<int>,QSet<int>)));
 160
 161     m_toolTipManager = new ToolTipManager(this);
 162
 163     m_versionControlObserver = new VersionControlObserver(this);
 164     m_versionControlObserver->setModel(model);
 165     connect(m_versionControlObserver, SIGNAL(infoMessage(QString)), this, SIGNAL(infoMessage(QString)));
 166     connect(m_versionControlObserver, SIGNAL(errorMessage(QString)), this, SIGNAL(errorMessage(QString)));
 167     connect(m_versionControlObserver, SIGNAL(operationCompletedMessage(QString)), this, SIGNAL(operationCompletedMessage(QString)));
 168
 169     applyViewProperties();
 170     m_topLayout->addWidget(m_container);
 171
 172     loadDirectory(url);
 173 }
 174
 175 DolphinView::~DolphinView()
 176 {
 177 }
 178
 179 KUrl DolphinView::url() const
 180 {
 181     return m_url;
 182 }
 183
 184 void DolphinView::setActive(bool active)
 185 {
 186     if (active == m_active) {
 187         return;
 188     }
 189
 190     m_active = active;
 191
 192     QColor color = KColorScheme(QPalette::Active, KColorScheme::View).background().color();
 193     if (!active) {
 194         color.setAlpha(150);
 195     }
 196
 197     QWidget* viewport = m_container->viewport();
 198     if (viewport) {
 199         QPalette palette;
 200         palette.setColor(viewport->backgroundRole(), color);
 201         viewport->setPalette(palette);
 202     }
 203
 204     update();
 205
 206     if (active) {
 207         m_container->setFocus();
 208         emit activated();
 209         emit writeStateChanged(m_isFolderWritable);
 210     }
 211 }
 212
 213 bool DolphinView::isActive() const
 214 {
 215     return m_active;
 216 }
 217
 218 void DolphinView::setMode(Mode mode)
 219 {
 220     if (mode != m_mode) {
 221         ViewProperties props(url());
 222         props.setViewMode(mode);
 223         props.save();
 224
 225         applyViewProperties();
 226     }
 227 }
 228
 229 DolphinView::Mode DolphinView::mode() const
 230 {
 231     return m_mode;
 232 }
 233
 234 void DolphinView::setPreviewsShown(bool show)
 235 {
 236     if (previewsShown() == show) {
 237         return;
 238     }
 239
 240     ViewProperties props(url());
 241     props.setPreviewsShown(show);
 242
 243     m_container->setPreviewsShown(show);
 244     emit previewsShownChanged(show);
 245 }
 246
 247 bool DolphinView::previewsShown() const
 248 {
 249     return m_container->previewsShown();
 250 }
 251
 252 void DolphinView::setHiddenFilesShown(bool show)
 253 {
 254     if (m_dirLister->showingDotFiles() == show) {
 255         return;
 256     }
 257
 258     const KFileItemList itemList = selectedItems();
 259     m_selectedUrls.clear();
 260     m_selectedUrls = itemList.urlList();
 261
 262     ViewProperties props(url());
 263     props.setHiddenFilesShown(show);
 264
 265     m_dirLister->setShowingDotFiles(show);
 266     m_dirLister->emitChanges();
 267     emit hiddenFilesShownChanged(show);
 268 }
 269
 270 bool DolphinView::hiddenFilesShown() const
 271 {
 272     return m_dirLister->showingDotFiles();
 273 }
 274
 275 void DolphinView::setGroupedSorting(bool grouped)
 276 {
 277     if (grouped == groupedSorting()) {
 278         return;
 279     }
 280
 281     ViewProperties props(url());
 282     props.setGroupedSorting(grouped);
 283     props.save();
 284
 285     m_container->controller()->model()->setGroupedSorting(grouped);
 286
 287     emit groupedSortingChanged(grouped);
 288 }
 289
 290 bool DolphinView::groupedSorting() const
 291 {
 292     return fileItemModel()->groupedSorting();
 293 }
 294
 295 KFileItemList DolphinView::items() const
 296 {
 297     return m_dirLister->items();
 298 }
 299
 300 KFileItemList DolphinView::selectedItems() const
 301 {
 302     const KFileItemModel* model = fileItemModel();
 303     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 304     const QSet<int> selectedIndexes = selectionManager->selectedItems();
 305
 306     QList<int> sortedIndexes = selectedIndexes.toList();
 307     qSort(sortedIndexes);
 308
 309     KFileItemList selectedItems;
 310     QListIterator<int> it(sortedIndexes);
 311     while (it.hasNext()) {
 312         const int index = it.next();
 313         selectedItems.append(model->fileItem(index));
 314     }
 315     return selectedItems;
 316 }
 317
 318 int DolphinView::selectedItemsCount() const
 319 {
 320     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 321     return selectionManager->selectedItems().count();
 322 }
 323
 324 void DolphinView::markUrlsAsSelected(const QList<KUrl>& urls)
 325 {
 326     m_selectedUrls = urls;
 327 }
 328
 329 void DolphinView::markUrlAsCurrent(const KUrl& url)
 330 {
 331     m_currentItemUrl = url;
 332 }
 333
 334 void DolphinView::setItemSelectionEnabled(const QRegExp& pattern, bool enabled)
 335 {
 336     const KItemListSelectionManager::SelectionMode mode = enabled
 337                                                         ? KItemListSelectionManager::Select
 338                                                         : KItemListSelectionManager::Deselect;
 339     const KFileItemModel* model = fileItemModel();
 340     KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 341
 342     for (int index = 0; index < model->count(); index++) {
 343         const KFileItem item = model->fileItem(index);
 344         if (pattern.exactMatch(item.text())) {
 345             // An alternative approach would be to store the matching items in a QSet<int> and
 346             // select them in one go after the loop, but we'd need a new function
 347             // KItemListSelectionManager::setSelected(QSet<int>, SelectionMode mode)
 348             // for that.
 349             selectionManager->setSelected(index, 1, mode);
 350         }
 351     }
 352 }
 353
 354 void DolphinView::setZoomLevel(int level)
 355 {
 356     const int oldZoomLevel = zoomLevel();
 357     m_container->setZoomLevel(level);
 358     if (zoomLevel() != oldZoomLevel) {
 359         emit zoomLevelChanged(zoomLevel(), oldZoomLevel);
 360     }
 361 }
 362
 363 int DolphinView::zoomLevel() const
 364 {
 365     return m_container->zoomLevel();
 366 }
 367
 368 void DolphinView::setSorting(Sorting sorting)
 369 {
 370     if (sorting != this->sorting()) {
 371         updateSorting(sorting);
 372     }
 373 }
 374
 375 DolphinView::Sorting DolphinView::sorting() const
 376 {
 377     KItemModelBase* model = m_container->controller()->model();
 378     return sortingForSortRole(model->sortRole());
 379 }
 380
 381 void DolphinView::setSortOrder(Qt::SortOrder order)
 382 {
 383     if (sortOrder() != order) {
 384         updateSortOrder(order);
 385     }
 386 }
 387
 388 Qt::SortOrder DolphinView::sortOrder() const
 389 {
 390     KItemModelBase* model = fileItemModel();
 391     return model->sortOrder();
 392 }
 393
 394 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 395 {
 396     if (sortFoldersFirst() != foldersFirst) {
 397         updateSortFoldersFirst(foldersFirst);
 398     }
 399 }
 400
 401 bool DolphinView::sortFoldersFirst() const
 402 {
 403     KFileItemModel* model = fileItemModel();
 404     return model->sortFoldersFirst();
 405 }
 406
 407 void DolphinView::setAdditionalInfoList(const QList<AdditionalInfo>& info)
 408 {
 409     const QList<AdditionalInfo> previousList = info;
 410
 411     ViewProperties props(url());
 412     props.setAdditionalInfoList(info);
 413
 414     m_additionalInfoList = info;
 415     applyAdditionalInfoListToView();
 416
 417     emit additionalInfoListChanged(m_additionalInfoList, previousList);
 418 }
 419
 420 QList<DolphinView::AdditionalInfo> DolphinView::additionalInfoList() const
 421 {
 422     return m_additionalInfoList;
 423 }
 424
 425 void DolphinView::reload()
 426 {
 427     QByteArray viewState;
 428     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 429     saveState(saveStream);
 430
 431     const KFileItemList itemList = selectedItems();
 432     m_selectedUrls.clear();
 433     m_selectedUrls = itemList.urlList();
 434
 435     setUrl(url());
 436     loadDirectory(url(), true);
 437
 438     QDataStream restoreStream(viewState);
 439     restoreState(restoreStream);
 440 }
 441
 442 void DolphinView::stopLoading()
 443 {
 444     m_dirLister->stop();
 445 }
 446
 447 void DolphinView::refresh()
 448 {
 449     const bool oldActivationState = m_active;
 450     const int oldZoomLevel = zoomLevel();
 451     m_active = true;
 452
 453     applyViewProperties();
 454     reload();
 455
 456     setActive(oldActivationState);
 457     updateZoomLevel(oldZoomLevel);
 458 }
 459
 460 void DolphinView::setNameFilter(const QString& nameFilter)
 461 {
 462     Q_UNUSED(nameFilter);
 463     //m_viewModeController->setNameFilter(nameFilter);
 464 }
 465
 466 QString DolphinView::nameFilter() const
 467 {
 468     return QString(); //m_viewModeController->nameFilter();
 469 }
 470
 471 void DolphinView::calculateItemCount(int& fileCount,
 472                                      int& folderCount,
 473                                      KIO::filesize_t& totalFileSize) const
 474 {
 475     foreach (const KFileItem& item, m_dirLister->items()) {
 476         if (item.isDir()) {
 477             ++folderCount;
 478         } else {
 479             ++fileCount;
 480             totalFileSize += item.size();
 481         }
 482     }
 483 }
 484
 485 QString DolphinView::statusBarText() const
 486 {
 487     QString summary;
 488     QString foldersText;
 489     QString filesText;
 490
 491     int folderCount = 0;
 492     int fileCount = 0;
 493     KIO::filesize_t totalFileSize = 0;
 494
 495     if (hasSelection()) {
 496         // Give a summary of the status of the selected files
 497         const KFileItemList list = selectedItems();
 498         foreach (const KFileItem& item, list) {
 499             if (item.isDir()) {
 500                 ++folderCount;
 501             } else {
 502                 ++fileCount;
 503                 totalFileSize += item.size();
 504             }
 505         }
 506
 507         if (folderCount + fileCount == 1) {
 508             // If only one item is selected, show the filename
 509             filesText = i18nc("@info:status", "<filename>%1</filename> selected", list.first().text());
 510         } else {
 511             // At least 2 items are selected
 512             foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 513             filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 514         }
 515     } else {
 516         calculateItemCount(fileCount, folderCount, totalFileSize);
 517         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 518         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 519     }
 520
 521     if (fileCount > 0 && folderCount > 0) {
 522         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)",
 523                         foldersText, filesText, fileSizeText(totalFileSize));
 524     } else if (fileCount > 0) {
 525         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, fileSizeText(totalFileSize));
 526     } else if (folderCount > 0) {
 527         summary = foldersText;
 528     }
 529
 530     return summary;
 531 }
 532
 533 QList<QAction*> DolphinView::versionControlActions(const KFileItemList& items) const
 534 {
 535     QList<QAction*> actions;
 536
 537     if (items.isEmpty()) {
 538         const KFileItem item = fileItemModel()->rootItem();
 539         actions = m_versionControlObserver->actions(KFileItemList() << item);
 540     } else {
 541         actions = m_versionControlObserver->actions(items);
 542     }
 543
 544     return actions;
 545 }
 546
 547 void DolphinView::setUrl(const KUrl& url)
 548 {
 549     if (url == m_url) {
 550         return;
 551     }
 552
 553     emit urlAboutToBeChanged(url);
 554     m_url = url;
 555
 556     if (GeneralSettings::showToolTips()) {
 557         m_toolTipManager->hideToolTip();
 558     }
 559
 560     // It is important to clear the items from the model before
 561     // applying the view properties, otherwise expensive operations
 562     // might be done on the existing items although they get cleared
 563     // anyhow afterwards by loadDirectory().
 564     fileItemModel()->clear();
 565     applyViewProperties();
 566     loadDirectory(url);
 567
 568     emit urlChanged(url);
 569 }
 570
 571 void DolphinView::selectAll()
 572 {
 573     KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 574     selectionManager->setSelected(0, fileItemModel()->count());
 575 }
 576
 577 void DolphinView::invertSelection()
 578 {
 579     KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 580     selectionManager->setSelected(0, fileItemModel()->count(), KItemListSelectionManager::Toggle);
 581 }
 582
 583 void DolphinView::clearSelection()
 584 {
 585     m_container->controller()->selectionManager()->clearSelection();
 586 }
 587
 588 void DolphinView::renameSelectedItems()
 589 {
 590     KFileItemList items = selectedItems();
 591     const int itemCount = items.count();
 592     if (itemCount < 1) {
 593         return;
 594     }
 595
 596     // TODO: The new view-engine introduced with Dolphin 2.0 does not support inline
 597     // renaming yet.
 598     /*if ((itemCount == 1) && DolphinSettings::instance().generalSettings()->renameInline()) {
 599         const QModelIndex dirIndex = m_viewAccessor.dirModel()->indexForItem(items.first());
 600         const QModelIndex proxyIndex = m_viewAccessor.proxyModel()->mapFromSource(dirIndex);
 601         m_viewAccessor.itemView()->edit(proxyIndex);
 602     } else {*/
 603         RenameDialog* dialog = new RenameDialog(this, items);
 604         dialog->setAttribute(Qt::WA_DeleteOnClose);
 605         dialog->show();
 606         dialog->raise();
 607         dialog->activateWindow();
 608     //}
 609
 610     // assure that the current index remains visible when KDirLister
 611     // will notify the view about changed items
 612     m_assureVisibleCurrentIndex = true;
 613 }
 614
 615 void DolphinView::trashSelectedItems()
 616 {
 617     const KUrl::List list = simplifiedSelectedUrls();
 618     KonqOperations::del(this, KonqOperations::TRASH, list);
 619 }
 620
 621 void DolphinView::deleteSelectedItems()
 622 {
 623     const KUrl::List list = simplifiedSelectedUrls();
 624     const bool del = KonqOperations::askDeleteConfirmation(list,
 625                      KonqOperations::DEL,
 626                      KonqOperations::DEFAULT_CONFIRMATION,
 627                      this);
 628
 629     if (del) {
 630         KIO::Job* job = KIO::del(list);
 631         connect(job, SIGNAL(result(KJob*)),
 632                 this, SLOT(slotDeleteFileFinished(KJob*)));
 633     }
 634 }
 635
 636 void DolphinView::cutSelectedItems()
 637 {
 638     QMimeData* mimeData = selectionMimeData();
 639     KonqMimeData::addIsCutSelection(mimeData, true);
 640     QApplication::clipboard()->setMimeData(mimeData);
 641 }
 642
 643 void DolphinView::copySelectedItems()
 644 {
 645     QMimeData* mimeData = selectionMimeData();
 646     QApplication::clipboard()->setMimeData(mimeData);
 647 }
 648
 649 void DolphinView::paste()
 650 {
 651     pasteToUrl(url());
 652 }
 653
 654 void DolphinView::pasteIntoFolder()
 655 {
 656     const KFileItemList items = selectedItems();
 657     if ((items.count() == 1) && items.first().isDir()) {
 658         pasteToUrl(items.first().url());
 659     }
 660 }
 661
 662 bool DolphinView::eventFilter(QObject* watched, QEvent* event)
 663 {
 664     switch (event->type()) {
 665     case QEvent::FocusIn:
 666         if (watched == m_container) {
 667             setActive(true);
 668         }
 669         break;
 670
 671     default:
 672         break;
 673     }
 674
 675     return QWidget::eventFilter(watched, event);
 676 }
 677
 678 void DolphinView::wheelEvent(QWheelEvent* event)
 679 {
 680     if (event->modifiers().testFlag(Qt::ControlModifier)) {
 681         const int numDegrees = event->delta() / 8;
 682         const int numSteps = numDegrees / 15;
 683
 684         setZoomLevel(zoomLevel() + numSteps);
 685         event->accept();
 686     } else {
 687         event->ignore();
 688     }
 689 }
 690
 691 void DolphinView::activate()
 692 {
 693     setActive(true);
 694 }
 695
 696 void DolphinView::slotItemActivated(int index)
 697 {
 698     const KFileItem item = fileItemModel()->fileItem(index);
 699     if (!item.isNull()) {
 700         emit itemActivated(item);
 701     }
 702 }
 703
 704 void DolphinView::slotItemsActivated(const QSet<int>& indexes)
 705 {
 706     Q_ASSERT(indexes.count() >= 2);
 707
 708     KFileItemList items;
 709
 710     KFileItemModel* model = fileItemModel();
 711     QSetIterator<int> it(indexes);
 712     while (it.hasNext()) {
 713         const int index = it.next();
 714         items.append(model->fileItem(index));
 715     }
 716
 717     foreach (const KFileItem& item, items) {
 718         if (item.isDir()) {
 719             emit tabRequested(item.url());
 720         } else {
 721             emit itemActivated(item);
 722         }
 723     }
 724 }
 725
 726 void DolphinView::slotItemMiddleClicked(int index)
 727 {
 728     const KFileItem item = fileItemModel()->fileItem(index);
 729     if (item.isDir() || isTabsForFilesEnabled()) {
 730         emit tabRequested(item.url());
 731     }
 732 }
 733
 734 void DolphinView::slotItemContextMenuRequested(int index, const QPointF& pos)
 735 {
 736     if (GeneralSettings::showToolTips()) {
 737         m_toolTipManager->hideToolTip();
 738     }
 739     const KFileItem item = fileItemModel()->fileItem(index);
 740     emit requestContextMenu(pos.toPoint(), item, url(), QList<QAction*>());
 741 }
 742
 743 void DolphinView::slotViewContextMenuRequested(const QPointF& pos)
 744 {
 745     if (GeneralSettings::showToolTips()) {
 746         m_toolTipManager->hideToolTip();
 747     }
 748     emit requestContextMenu(pos.toPoint(), KFileItem(), url(), QList<QAction*>());
 749 }
 750
 751 void DolphinView::slotHeaderContextMenuRequested(const QPointF& pos)
 752 {
 753     QWeakPointer<KMenu> menu = new KMenu(QApplication::activeWindow());
 754
 755     KItemListView* view = m_container->controller()->view();
 756     const QSet<QByteArray> visibleRolesSet = view->visibleRoles().toSet();
 757
 758     // Add all roles to the menu that can be shown or hidden by the user
 759     const AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance();
 760     const QList<DolphinView::AdditionalInfo> keys = infoAccessor.keys();
 761     foreach (const DolphinView::AdditionalInfo info, keys) {
 762         const QByteArray& role = infoAccessor.role(info);
 763         if (role != "name") {
 764             const QString text = fileItemModel()->roleDescription(role);
 765
 766             QAction* action = menu.data()->addAction(text);
 767             action->setCheckable(true);
 768             action->setChecked(visibleRolesSet.contains(role));
 769             action->setData(info);
 770         }
 771     }
 772
 773     QAction* action = menu.data()->exec(pos.toPoint());
 774     if (action) {
 775         // Show or hide the selected role
 776         const DolphinView::AdditionalInfo info =
 777             static_cast<DolphinView::AdditionalInfo>(action->data().toInt());
 778
 779         ViewProperties props(url());
 780         QList<DolphinView::AdditionalInfo> infoList = props.additionalInfoList();
 781
 782         const QByteArray selectedRole = infoAccessor.role(info);
 783         QList<QByteArray> visibleRoles = view->visibleRoles();
 784
 785         if (action->isChecked()) {
 786             const int index = keys.indexOf(info) + 1;
 787             visibleRoles.insert(index, selectedRole);
 788             infoList.insert(index, info);
 789         } else {
 790             visibleRoles.removeOne(selectedRole);
 791             infoList.removeOne(info);
 792         }
 793
 794         view->setVisibleRoles(visibleRoles);
 795         props.setAdditionalInfoList(infoList);
 796     }
 797
 798     delete menu.data();
 799 }
 800
 801 void DolphinView::slotItemHovered(int index)
 802 {
 803     const KFileItem item = fileItemModel()->fileItem(index);
 804
 805     if (GeneralSettings::showToolTips()) {
 806         QRectF itemRect = m_container->controller()->view()->itemRect(index);
 807         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
 808         itemRect.moveTo(pos);
 809
 810         m_toolTipManager->showToolTip(item, itemRect);
 811     }
 812
 813     emit requestItemInfo(item);
 814 }
 815
 816 void DolphinView::slotItemUnhovered(int index)
 817 {
 818     Q_UNUSED(index);
 819     if (GeneralSettings::showToolTips()) {
 820         m_toolTipManager->hideToolTip();
 821     }
 822     emit requestItemInfo(KFileItem());
 823 }
 824
 825 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent* event)
 826 {
 827     const KFileItem destItem = fileItemModel()->fileItem(index);
 828
 829     QDropEvent dropEvent(event->pos().toPoint(),
 830                          event->possibleActions(),
 831                          event->mimeData(),
 832                          event->buttons(),
 833                          event->modifiers());
 834
 835     DragAndDropHelper::dropUrls(destItem, url(), &dropEvent, this);
 836 }
 837
 838 void DolphinView::slotModelChanged(KItemModelBase* current, KItemModelBase* previous)
 839 {
 840     if (previous != 0) {
 841         disconnect(previous, SIGNAL(loadingCompleted()), this, SLOT(slotLoadingCompleted()));
 842     }
 843
 844     Q_ASSERT(qobject_cast<KFileItemModel*>(current));
 845     connect(current, SIGNAL(loadingCompleted()), this, SLOT(slotLoadingCompleted()));
 846
 847     KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(current);
 848     m_versionControlObserver->setModel(fileItemModel);
 849 }
 850
 851 void DolphinView::slotSelectionChanged(const QSet<int>& current, const QSet<int>& previous)
 852 {
 853     const int currentCount = current.count();
 854     const int previousCount = previous.count();
 855     const bool selectionStateChanged = (currentCount == 0 && previousCount  > 0) ||
 856                                        (currentCount >  0 && previousCount == 0);
 857
 858     // If nothing has been selected before and something got selected (or if something
 859     // was selected before and now nothing is selected) the selectionChangedSignal must
 860     // be emitted asynchronously as fast as possible to update the edit-actions.
 861     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
 862     m_selectionChangedTimer->start();
 863 }
 864
 865 void DolphinView::emitSelectionChangedSignal()
 866 {
 867     m_selectionChangedTimer->stop();
 868     emit selectionChanged(selectedItems());
 869 }
 870
 871 void DolphinView::dropUrls(const KFileItem& destItem,
 872                            const KUrl& destPath,
 873                            QDropEvent* event)
 874 {
 875     Q_UNUSED(destItem);
 876     Q_UNUSED(destPath);
 877     markPastedUrlsAsSelected(event->mimeData());
 878     //DragAndDropHelper::instance().dropUrls(destItem, destPath, event, this);
 879 }
 880
 881 void DolphinView::updateSorting(DolphinView::Sorting sorting)
 882 {
 883     ViewProperties props(url());
 884     props.setSorting(sorting);
 885
 886     KItemModelBase* model = m_container->controller()->model();
 887     model->setSortRole(sortRoleForSorting(sorting));
 888
 889     emit sortingChanged(sorting);
 890 }
 891
 892 void DolphinView::updateSortOrder(Qt::SortOrder order)
 893 {
 894     ViewProperties props(url());
 895     props.setSortOrder(order);
 896
 897     KItemModelBase* model = fileItemModel();
 898     model->setSortOrder(order);
 899
 900     emit sortOrderChanged(order);
 901 }
 902
 903 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
 904 {
 905     ViewProperties props(url());
 906     props.setSortFoldersFirst(foldersFirst);
 907
 908     KFileItemModel* model = fileItemModel();
 909     model->setSortFoldersFirst(foldersFirst);
 910
 911     emit sortFoldersFirstChanged(foldersFirst);
 912 }
 913
 914 QPair<bool, QString> DolphinView::pasteInfo() const
 915 {
 916     return KonqOperations::pasteInfo(url());
 917 }
 918
 919 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
 920 {
 921     m_tabsForFiles = tabsForFiles;
 922 }
 923
 924 bool DolphinView::isTabsForFilesEnabled() const
 925 {
 926     return m_tabsForFiles;
 927 }
 928
 929 bool DolphinView::itemsExpandable() const
 930 {
 931     return m_mode == DetailsView;
 932 }
 933
 934 void DolphinView::restoreState(QDataStream& stream)
 935 {
 936     // Restore the current item that had the keyboard focus
 937     stream >> m_currentItemUrl;
 938
 939     // Restore the view position
 940     stream >> m_restoredContentsPosition;
 941
 942     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
 943     QSet<KUrl> urls;
 944     stream >> urls;
 945     fileItemModel()->restoreExpandedUrls(urls);
 946 }
 947
 948 void DolphinView::saveState(QDataStream& stream)
 949 {
 950     // Save the current item that has the keyboard focus
 951     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
 952     if (currentIndex != -1) {
 953         KFileItem item = fileItemModel()->fileItem(currentIndex);
 954         KUrl currentItemUrl = item.url();
 955         stream << currentItemUrl;
 956     } else {
 957         stream << KUrl();
 958     }
 959
 960     // Save view position
 961     const qreal x = m_container->horizontalScrollBar()->value();
 962     const qreal y = m_container->verticalScrollBar()->value();
 963     stream << QPoint(x, y);
 964
 965     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
 966     stream << fileItemModel()->expandedUrls();
 967 }
 968
 969 bool DolphinView::hasSelection() const
 970 {
 971     return m_container->controller()->selectionManager()->hasSelection();
 972 }
 973
 974 KFileItem DolphinView::rootItem() const
 975 {
 976     return m_dirLister->rootItem();
 977 }
 978
 979 void DolphinView::observeCreatedItem(const KUrl& url)
 980 {
 981     m_createdItemUrl = url;
 982     //connect(m_dirModel, SIGNAL(rowsInserted(QModelIndex,int,int)),
 983     //        this, SLOT(selectAndScrollToCreatedItem()));
 984 }
 985
 986 void DolphinView::selectAndScrollToCreatedItem()
 987 {
 988     /*const QModelIndex dirIndex = m_viewAccessor.dirModel()->indexForUrl(m_createdItemUrl);
 989     if (dirIndex.isValid()) {
 990         const QModelIndex proxyIndex = m_viewAccessor.proxyModel()->mapFromSource(dirIndex);
 991         QAbstractItemView* view = m_viewAccessor.itemView();
 992         if (view) {
 993             view->setCurrentIndex(proxyIndex);
 994         }
 995     }
 996
 997     disconnect(m_viewAccessor.dirModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
 998                this, SLOT(selectAndScrollToCreatedItem()));*/
 999     m_createdItemUrl = KUrl();
1000 }
1001
1002 void DolphinView::slotRedirection(const KUrl& oldUrl, const KUrl& newUrl)
1003 {
1004     if (oldUrl.equals(url(), KUrl::CompareWithoutTrailingSlash)) {
1005         emit redirection(oldUrl, newUrl);
1006         m_url = newUrl; // #186947
1007     }
1008 }
1009
1010 void DolphinView::updateViewState()
1011 {
1012     if (m_currentItemUrl != KUrl()) {
1013         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1014         const int currentIndex = fileItemModel()->index(m_currentItemUrl);
1015         if (currentIndex != -1) {
1016             selectionManager->setCurrentItem(currentIndex);
1017         } else {
1018             selectionManager->setCurrentItem(0);
1019         }
1020         m_currentItemUrl = KUrl();
1021     }
1022
1023     if (!m_restoredContentsPosition.isNull()) {
1024         const int x = m_restoredContentsPosition.x();
1025         const int y = m_restoredContentsPosition.y();
1026         m_restoredContentsPosition = QPoint();
1027
1028         m_container->horizontalScrollBar()->setValue(x);
1029         m_container->verticalScrollBar()->setValue(y);
1030     }
1031
1032     if (!m_selectedUrls.isEmpty()) {
1033         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1034         QSet<int> selectedItems = selectionManager->selectedItems();
1035         const KFileItemModel* model = fileItemModel();
1036
1037         foreach (const KUrl& url, m_selectedUrls) {
1038             const int index = model->index(url);
1039             if (index >= 0) {
1040                 selectedItems.insert(index);
1041             }
1042         }
1043
1044         selectionManager->setSelectedItems(selectedItems);
1045         m_selectedUrls.clear();
1046     }
1047 }
1048
1049 void DolphinView::showHoverInformation(const KFileItem& item)
1050 {
1051     emit requestItemInfo(item);
1052 }
1053
1054 void DolphinView::clearHoverInformation()
1055 {
1056     emit requestItemInfo(KFileItem());
1057 }
1058
1059 void DolphinView::slotDeleteFileFinished(KJob* job)
1060 {
1061     if (job->error() == 0) {
1062         emit operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1063     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1064         emit errorMessage(job->errorString());
1065     }
1066 }
1067
1068 void DolphinView::slotDirListerStarted(const KUrl& url)
1069 {
1070     // Disable the writestate temporary until it can be determined in a fast way
1071     // in DolphinView::slotLoadingCompleted()
1072     if (m_isFolderWritable) {
1073         m_isFolderWritable = false;
1074         emit writeStateChanged(m_isFolderWritable);
1075     }
1076
1077     emit startedPathLoading(url);
1078 }
1079
1080 void DolphinView::slotLoadingCompleted()
1081 {
1082     // Update the view-state. This has to be done using a Qt::QueuedConnection
1083     // because the view might not be in its final state yet (the view also
1084     // listens to the completed()-signal from KDirLister and the order of
1085     // of slots is undefined).
1086     QTimer::singleShot(0, this, SLOT(updateViewState()));
1087
1088     emit finishedPathLoading(url());
1089
1090     updateWritableState();
1091 }
1092
1093 void DolphinView::slotRefreshItems()
1094 {
1095     if (m_assureVisibleCurrentIndex) {
1096         m_assureVisibleCurrentIndex = false;
1097         //QAbstractItemView* view = m_viewAccessor.itemView();
1098         //if (view) {
1099         //    m_viewAccessor.itemView()->scrollTo(m_viewAccessor.itemView()->currentIndex());
1100         //}
1101     }
1102 }
1103
1104 KFileItemModel* DolphinView::fileItemModel() const
1105 {
1106     return static_cast<KFileItemModel*>(m_container->controller()->model());
1107 }
1108
1109 void DolphinView::loadDirectory(const KUrl& url, bool reload)
1110 {
1111     if (!url.isValid()) {
1112         const QString location(url.pathOrUrl());
1113         if (location.isEmpty()) {
1114             emit errorMessage(i18nc("@info:status", "The location is empty."));
1115         } else {
1116             emit errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
1117         }
1118         return;
1119     }
1120
1121     m_dirLister->openUrl(url, reload ? KDirLister::Reload : KDirLister::NoFlags);
1122 }
1123
1124 void DolphinView::applyViewProperties()
1125 {
1126     m_container->beginTransaction();
1127
1128     const ViewProperties props(url());
1129
1130     const Mode mode = props.viewMode();
1131     if (m_mode != mode) {
1132         const Mode previousMode = m_mode;
1133         m_mode = mode;
1134
1135         // Changing the mode might result in changing
1136         // the zoom level. Remember the old zoom level so
1137         // that zoomLevelChanged() can get emitted.
1138         const int oldZoomLevel = m_container->zoomLevel();
1139
1140         switch (m_mode) {
1141         case IconsView:   m_container->setItemLayout(KFileItemListView::IconsLayout); break;
1142         case CompactView: m_container->setItemLayout(KFileItemListView::CompactLayout); break;
1143         case DetailsView: m_container->setItemLayout(KFileItemListView::DetailsLayout); break;
1144         default: Q_ASSERT(false); break;
1145         }
1146
1147         emit modeChanged(m_mode, previousMode);
1148
1149         if (m_container->zoomLevel() != oldZoomLevel) {
1150             emit zoomLevelChanged(m_container->zoomLevel(), oldZoomLevel);
1151         }
1152     }
1153
1154     const bool hiddenFilesShown = props.hiddenFilesShown();
1155     if (hiddenFilesShown != m_dirLister->showingDotFiles()) {
1156         m_dirLister->setShowingDotFiles(hiddenFilesShown);
1157         m_dirLister->emitChanges();
1158         emit hiddenFilesShownChanged(hiddenFilesShown);
1159     }
1160
1161     KFileItemModel* model = fileItemModel();
1162
1163     const bool groupedSorting = props.groupedSorting();
1164     if (groupedSorting != model->groupedSorting()) {
1165         model->setGroupedSorting(groupedSorting);
1166         emit groupedSortingChanged(groupedSorting);
1167     }
1168
1169     const DolphinView::Sorting sorting = props.sorting();
1170     const QByteArray newSortRole = sortRoleForSorting(sorting);
1171     if (newSortRole != model->sortRole()) {
1172         model->setSortRole(newSortRole);
1173         emit sortingChanged(sorting);
1174     }
1175
1176     const Qt::SortOrder sortOrder = props.sortOrder();
1177     if (sortOrder != model->sortOrder()) {
1178         model->setSortOrder(sortOrder);
1179         emit sortOrderChanged(sortOrder);
1180     }
1181
1182     const bool sortFoldersFirst = props.sortFoldersFirst();
1183     if (sortFoldersFirst != model->sortFoldersFirst()) {
1184         model->setSortFoldersFirst(sortFoldersFirst);
1185         emit sortFoldersFirstChanged(sortFoldersFirst);
1186     }
1187
1188     const QList<DolphinView::AdditionalInfo> infoList = props.additionalInfoList();
1189     if (infoList != m_additionalInfoList) {
1190         const QList<DolphinView::AdditionalInfo> previousList = m_additionalInfoList;
1191         m_additionalInfoList = infoList;
1192         applyAdditionalInfoListToView();
1193         emit additionalInfoListChanged(m_additionalInfoList, previousList);
1194     }
1195
1196     const bool previewsShown = props.previewsShown();
1197     if (previewsShown != m_container->previewsShown()) {
1198         const int oldZoomLevel = zoomLevel();
1199
1200         m_container->setPreviewsShown(previewsShown);
1201         emit previewsShownChanged(previewsShown);
1202
1203         // Changing the preview-state might result in a changed zoom-level
1204         if (oldZoomLevel != zoomLevel()) {
1205             emit zoomLevelChanged(zoomLevel(), oldZoomLevel);
1206         }
1207     }
1208
1209     m_container->endTransaction();
1210 }
1211
1212 void DolphinView::applyAdditionalInfoListToView()
1213 {
1214     const AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance();
1215
1216     QList<QByteArray> visibleRoles;
1217     visibleRoles.reserve(m_additionalInfoList.count() + 1);
1218     visibleRoles.append("name");
1219
1220     foreach (AdditionalInfo info, m_additionalInfoList) {
1221         visibleRoles.append(infoAccessor.role(info));
1222     }
1223
1224     m_container->setVisibleRoles(visibleRoles);
1225 }
1226
1227 void DolphinView::pasteToUrl(const KUrl& url)
1228 {
1229     markPastedUrlsAsSelected(QApplication::clipboard()->mimeData());
1230     KonqOperations::doPaste(this, url);
1231 }
1232
1233 void DolphinView::updateZoomLevel(int oldZoomLevel)
1234 {
1235     Q_UNUSED(oldZoomLevel);
1236  /*   const int newZoomLevel = ZoomLevelInfo::zoomLevelForIconSize(m_viewAccessor.itemView()->iconSize());
1237     if (oldZoomLevel != newZoomLevel) {
1238         m_viewModeController->setZoomLevel(newZoomLevel);
1239         emit zoomLevelChanged(newZoomLevel);
1240     }*/
1241 }
1242
1243 KUrl::List DolphinView::simplifiedSelectedUrls() const
1244 {
1245     KUrl::List urls;
1246
1247     const KFileItemList items = selectedItems();
1248     foreach (const KFileItem &item, items) {
1249         urls.append(item.url());
1250     }
1251
1252     if (itemsExpandable()) {
1253         // TODO: Check if we still need KDirModel for this in KDE 5.0
1254         urls = KDirModel::simplifiedUrlList(urls);
1255     }
1256
1257     return urls;
1258 }
1259
1260 QMimeData* DolphinView::selectionMimeData() const
1261 {
1262     const KFileItemModel* model = fileItemModel();
1263     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1264     const QSet<int> selectedIndexes = selectionManager->selectedItems();
1265
1266     return model->createMimeData(selectedIndexes);
1267 }
1268
1269 void DolphinView::markPastedUrlsAsSelected(const QMimeData* mimeData)
1270 {
1271     const KUrl::List urls = KUrl::List::fromMimeData(mimeData);
1272     markUrlsAsSelected(urls);
1273 }
1274
1275 void DolphinView::updateWritableState()
1276 {
1277     const bool wasFolderWritable = m_isFolderWritable;
1278     m_isFolderWritable = true;
1279
1280     const KFileItem item = m_dirLister->rootItem();
1281     if (!item.isNull()) {
1282         KFileItemListProperties capabilities(KFileItemList() << item);
1283         m_isFolderWritable = capabilities.supportsWriting();
1284     }
1285     if (m_isFolderWritable != wasFolderWritable) {
1286         emit writeStateChanged(m_isFolderWritable);
1287     }
1288 }
1289
1290 QByteArray DolphinView::sortRoleForSorting(Sorting sorting) const
1291 {
1292     switch (sorting) {
1293     case SortByName:        return "name";
1294     case SortBySize:        return "size";
1295     case SortByDate:        return "date";
1296     case SortByPermissions: return "permissions";
1297     case SortByOwner:       return "owner";
1298     case SortByGroup:       return "group";
1299     case SortByType:        return "type";
1300     case SortByDestination: return "destination";
1301     case SortByPath:        return "path";
1302     default: break;
1303     }
1304
1305     return QByteArray();
1306 }
1307
1308 DolphinView::Sorting DolphinView::sortingForSortRole(const QByteArray& sortRole) const
1309 {
1310     static QHash<QByteArray, DolphinView::Sorting> sortHash;
1311     if (sortHash.isEmpty()) {
1312         sortHash.insert("name", SortByName);
1313         sortHash.insert("size", SortBySize);
1314         sortHash.insert("date", SortByDate);
1315         sortHash.insert("permissions", SortByPermissions);
1316         sortHash.insert("owner", SortByOwner);
1317         sortHash.insert("group", SortByGroup);
1318         sortHash.insert("type", SortByType);
1319         sortHash.insert("destination", SortByDestination);
1320         sortHash.insert("path", SortByPath);
1321     }
1322     return sortHash.value(sortRole);
1323 }
1324
1325 QString DolphinView::fileSizeText(KIO::filesize_t fileSize)
1326 {
1327     const KLocale* locale = KGlobal::locale();
1328     const unsigned int multiplier = (locale->binaryUnitDialect() == KLocale::MetricBinaryDialect)
1329                                     ? 1000 : 1024;
1330
1331     QString text;
1332     if (fileSize < multiplier) {
1333         // Show the size in bytes
1334         text = locale->formatByteSize(fileSize, 0, KLocale::DefaultBinaryDialect, KLocale::UnitByte);
1335     } else if (fileSize < multiplier * multiplier) {
1336         // Show the size in kilobytes and always round up. This is done
1337         // for consistency with the values shown e.g. in the "Size" column
1338         // of the details-view.
1339         fileSize += (multiplier / 2) - 1;
1340         text = locale->formatByteSize(fileSize, 0, KLocale::DefaultBinaryDialect, KLocale::UnitKiloByte);
1341     } else {
1342         // Show the size in the best fitting unit having one decimal
1343         text = locale->formatByteSize(fileSize, 1);
1344     }
1345     return text;
1346 }
1347
1348 #include "dolphinview.moc"