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     fileItemModel()->setNameFilter(nameFilter);
 463 }
 464
 465 QString DolphinView::nameFilter() const
 466 {
 467     return fileItemModel()->nameFilter();
 468 }
 469
 470 void DolphinView::calculateItemCount(int& fileCount,
 471                                      int& folderCount,
 472                                      KIO::filesize_t& totalFileSize) const
 473 {
 474     foreach (const KFileItem& item, m_dirLister->items()) {
 475         if (item.isDir()) {
 476             ++folderCount;
 477         } else {
 478             ++fileCount;
 479             totalFileSize += item.size();
 480         }
 481     }
 482 }
 483
 484 QString DolphinView::statusBarText() const
 485 {
 486     QString summary;
 487     QString foldersText;
 488     QString filesText;
 489
 490     int folderCount = 0;
 491     int fileCount = 0;
 492     KIO::filesize_t totalFileSize = 0;
 493
 494     if (hasSelection()) {
 495         // Give a summary of the status of the selected files
 496         const KFileItemList list = selectedItems();
 497         foreach (const KFileItem& item, list) {
 498             if (item.isDir()) {
 499                 ++folderCount;
 500             } else {
 501                 ++fileCount;
 502                 totalFileSize += item.size();
 503             }
 504         }
 505
 506         if (folderCount + fileCount == 1) {
 507             // If only one item is selected, show the filename
 508             filesText = i18nc("@info:status", "<filename>%1</filename> selected", list.first().text());
 509         } else {
 510             // At least 2 items are selected
 511             foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 512             filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 513         }
 514     } else {
 515         calculateItemCount(fileCount, folderCount, totalFileSize);
 516         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 517         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 518     }
 519
 520     if (fileCount > 0 && folderCount > 0) {
 521         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)",
 522                         foldersText, filesText, fileSizeText(totalFileSize));
 523     } else if (fileCount > 0) {
 524         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, fileSizeText(totalFileSize));
 525     } else if (folderCount > 0) {
 526         summary = foldersText;
 527     }
 528
 529     return summary;
 530 }
 531
 532 QList<QAction*> DolphinView::versionControlActions(const KFileItemList& items) const
 533 {
 534     QList<QAction*> actions;
 535
 536     if (items.isEmpty()) {
 537         const KFileItem item = fileItemModel()->rootItem();
 538         actions = m_versionControlObserver->actions(KFileItemList() << item);
 539     } else {
 540         actions = m_versionControlObserver->actions(items);
 541     }
 542
 543     return actions;
 544 }
 545
 546 void DolphinView::setUrl(const KUrl& url)
 547 {
 548     if (url == m_url) {
 549         return;
 550     }
 551
 552     emit urlAboutToBeChanged(url);
 553     m_url = url;
 554
 555     if (GeneralSettings::showToolTips()) {
 556         m_toolTipManager->hideToolTip();
 557     }
 558
 559     // It is important to clear the items from the model before
 560     // applying the view properties, otherwise expensive operations
 561     // might be done on the existing items although they get cleared
 562     // anyhow afterwards by loadDirectory().
 563     fileItemModel()->clear();
 564     applyViewProperties();
 565     loadDirectory(url);
 566
 567     emit urlChanged(url);
 568 }
 569
 570 void DolphinView::selectAll()
 571 {
 572     KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 573     selectionManager->setSelected(0, fileItemModel()->count());
 574 }
 575
 576 void DolphinView::invertSelection()
 577 {
 578     KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 579     selectionManager->setSelected(0, fileItemModel()->count(), KItemListSelectionManager::Toggle);
 580 }
 581
 582 void DolphinView::clearSelection()
 583 {
 584     m_container->controller()->selectionManager()->clearSelection();
 585 }
 586
 587 void DolphinView::renameSelectedItems()
 588 {
 589     KFileItemList items = selectedItems();
 590     const int itemCount = items.count();
 591     if (itemCount < 1) {
 592         return;
 593     }
 594
 595     // TODO: The new view-engine introduced with Dolphin 2.0 does not support inline
 596     // renaming yet.
 597     /*if ((itemCount == 1) && DolphinSettings::instance().generalSettings()->renameInline()) {
 598         const QModelIndex dirIndex = m_viewAccessor.dirModel()->indexForItem(items.first());
 599         const QModelIndex proxyIndex = m_viewAccessor.proxyModel()->mapFromSource(dirIndex);
 600         m_viewAccessor.itemView()->edit(proxyIndex);
 601     } else {*/
 602         RenameDialog* dialog = new RenameDialog(this, items);
 603         dialog->setAttribute(Qt::WA_DeleteOnClose);
 604         dialog->show();
 605         dialog->raise();
 606         dialog->activateWindow();
 607     //}
 608
 609     // assure that the current index remains visible when KDirLister
 610     // will notify the view about changed items
 611     m_assureVisibleCurrentIndex = true;
 612 }
 613
 614 void DolphinView::trashSelectedItems()
 615 {
 616     const KUrl::List list = simplifiedSelectedUrls();
 617     KonqOperations::del(this, KonqOperations::TRASH, list);
 618 }
 619
 620 void DolphinView::deleteSelectedItems()
 621 {
 622     const KUrl::List list = simplifiedSelectedUrls();
 623     const bool del = KonqOperations::askDeleteConfirmation(list,
 624                      KonqOperations::DEL,
 625                      KonqOperations::DEFAULT_CONFIRMATION,
 626                      this);
 627
 628     if (del) {
 629         KIO::Job* job = KIO::del(list);
 630         connect(job, SIGNAL(result(KJob*)),
 631                 this, SLOT(slotDeleteFileFinished(KJob*)));
 632     }
 633 }
 634
 635 void DolphinView::cutSelectedItems()
 636 {
 637     QMimeData* mimeData = selectionMimeData();
 638     KonqMimeData::addIsCutSelection(mimeData, true);
 639     QApplication::clipboard()->setMimeData(mimeData);
 640 }
 641
 642 void DolphinView::copySelectedItems()
 643 {
 644     QMimeData* mimeData = selectionMimeData();
 645     QApplication::clipboard()->setMimeData(mimeData);
 646 }
 647
 648 void DolphinView::paste()
 649 {
 650     pasteToUrl(url());
 651 }
 652
 653 void DolphinView::pasteIntoFolder()
 654 {
 655     const KFileItemList items = selectedItems();
 656     if ((items.count() == 1) && items.first().isDir()) {
 657         pasteToUrl(items.first().url());
 658     }
 659 }
 660
 661 bool DolphinView::eventFilter(QObject* watched, QEvent* event)
 662 {
 663     switch (event->type()) {
 664     case QEvent::FocusIn:
 665         if (watched == m_container) {
 666             setActive(true);
 667         }
 668         break;
 669
 670     default:
 671         break;
 672     }
 673
 674     return QWidget::eventFilter(watched, event);
 675 }
 676
 677 void DolphinView::wheelEvent(QWheelEvent* event)
 678 {
 679     if (event->modifiers().testFlag(Qt::ControlModifier)) {
 680         const int numDegrees = event->delta() / 8;
 681         const int numSteps = numDegrees / 15;
 682
 683         setZoomLevel(zoomLevel() + numSteps);
 684         event->accept();
 685     } else {
 686         event->ignore();
 687     }
 688 }
 689
 690 void DolphinView::activate()
 691 {
 692     setActive(true);
 693 }
 694
 695 void DolphinView::slotItemActivated(int index)
 696 {
 697     const KFileItem item = fileItemModel()->fileItem(index);
 698     if (!item.isNull()) {
 699         emit itemActivated(item);
 700     }
 701 }
 702
 703 void DolphinView::slotItemsActivated(const QSet<int>& indexes)
 704 {
 705     Q_ASSERT(indexes.count() >= 2);
 706
 707     KFileItemList items;
 708
 709     KFileItemModel* model = fileItemModel();
 710     QSetIterator<int> it(indexes);
 711     while (it.hasNext()) {
 712         const int index = it.next();
 713         items.append(model->fileItem(index));
 714     }
 715
 716     foreach (const KFileItem& item, items) {
 717         if (item.isDir()) {
 718             emit tabRequested(item.url());
 719         } else {
 720             emit itemActivated(item);
 721         }
 722     }
 723 }
 724
 725 void DolphinView::slotItemMiddleClicked(int index)
 726 {
 727     const KFileItem item = fileItemModel()->fileItem(index);
 728     if (item.isDir() || isTabsForFilesEnabled()) {
 729         emit tabRequested(item.url());
 730     }
 731 }
 732
 733 void DolphinView::slotItemContextMenuRequested(int index, const QPointF& pos)
 734 {
 735     if (GeneralSettings::showToolTips()) {
 736         m_toolTipManager->hideToolTip();
 737     }
 738     const KFileItem item = fileItemModel()->fileItem(index);
 739     emit requestContextMenu(pos.toPoint(), item, url(), QList<QAction*>());
 740 }
 741
 742 void DolphinView::slotViewContextMenuRequested(const QPointF& pos)
 743 {
 744     if (GeneralSettings::showToolTips()) {
 745         m_toolTipManager->hideToolTip();
 746     }
 747     emit requestContextMenu(pos.toPoint(), KFileItem(), url(), QList<QAction*>());
 748 }
 749
 750 void DolphinView::slotHeaderContextMenuRequested(const QPointF& pos)
 751 {
 752     QWeakPointer<KMenu> menu = new KMenu(QApplication::activeWindow());
 753
 754     KItemListView* view = m_container->controller()->view();
 755     const QSet<QByteArray> visibleRolesSet = view->visibleRoles().toSet();
 756
 757     // Add all roles to the menu that can be shown or hidden by the user
 758     const AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance();
 759     const QList<DolphinView::AdditionalInfo> keys = infoAccessor.keys();
 760     foreach (const DolphinView::AdditionalInfo info, keys) {
 761         const QByteArray& role = infoAccessor.role(info);
 762         if (role != "name") {
 763             const QString text = fileItemModel()->roleDescription(role);
 764
 765             QAction* action = menu.data()->addAction(text);
 766             action->setCheckable(true);
 767             action->setChecked(visibleRolesSet.contains(role));
 768             action->setData(info);
 769         }
 770     }
 771
 772     QAction* action = menu.data()->exec(pos.toPoint());
 773     if (action) {
 774         // Show or hide the selected role
 775         const DolphinView::AdditionalInfo info =
 776             static_cast<DolphinView::AdditionalInfo>(action->data().toInt());
 777
 778         ViewProperties props(url());
 779         QList<DolphinView::AdditionalInfo> infoList = props.additionalInfoList();
 780
 781         const QByteArray selectedRole = infoAccessor.role(info);
 782         QList<QByteArray> visibleRoles = view->visibleRoles();
 783
 784         if (action->isChecked()) {
 785             const int index = keys.indexOf(info) + 1;
 786             visibleRoles.insert(index, selectedRole);
 787             infoList.insert(index, info);
 788         } else {
 789             visibleRoles.removeOne(selectedRole);
 790             infoList.removeOne(info);
 791         }
 792
 793         view->setVisibleRoles(visibleRoles);
 794         props.setAdditionalInfoList(infoList);
 795     }
 796
 797     delete menu.data();
 798 }
 799
 800 void DolphinView::slotItemHovered(int index)
 801 {
 802     const KFileItem item = fileItemModel()->fileItem(index);
 803
 804     if (GeneralSettings::showToolTips()) {
 805         QRectF itemRect = m_container->controller()->view()->itemRect(index);
 806         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
 807         itemRect.moveTo(pos);
 808
 809         m_toolTipManager->showToolTip(item, itemRect);
 810     }
 811
 812     emit requestItemInfo(item);
 813 }
 814
 815 void DolphinView::slotItemUnhovered(int index)
 816 {
 817     Q_UNUSED(index);
 818     if (GeneralSettings::showToolTips()) {
 819         m_toolTipManager->hideToolTip();
 820     }
 821     emit requestItemInfo(KFileItem());
 822 }
 823
 824 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent* event)
 825 {
 826     const KFileItem destItem = fileItemModel()->fileItem(index);
 827
 828     QDropEvent dropEvent(event->pos().toPoint(),
 829                          event->possibleActions(),
 830                          event->mimeData(),
 831                          event->buttons(),
 832                          event->modifiers());
 833
 834     DragAndDropHelper::dropUrls(destItem, url(), &dropEvent, this);
 835 }
 836
 837 void DolphinView::slotModelChanged(KItemModelBase* current, KItemModelBase* previous)
 838 {
 839     if (previous != 0) {
 840         disconnect(previous, SIGNAL(loadingCompleted()), this, SLOT(slotLoadingCompleted()));
 841     }
 842
 843     Q_ASSERT(qobject_cast<KFileItemModel*>(current));
 844     connect(current, SIGNAL(loadingCompleted()), this, SLOT(slotLoadingCompleted()));
 845
 846     KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(current);
 847     m_versionControlObserver->setModel(fileItemModel);
 848 }
 849
 850 void DolphinView::slotSelectionChanged(const QSet<int>& current, const QSet<int>& previous)
 851 {
 852     const int currentCount = current.count();
 853     const int previousCount = previous.count();
 854     const bool selectionStateChanged = (currentCount == 0 && previousCount  > 0) ||
 855                                        (currentCount >  0 && previousCount == 0);
 856
 857     // If nothing has been selected before and something got selected (or if something
 858     // was selected before and now nothing is selected) the selectionChangedSignal must
 859     // be emitted asynchronously as fast as possible to update the edit-actions.
 860     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
 861     m_selectionChangedTimer->start();
 862 }
 863
 864 void DolphinView::emitSelectionChangedSignal()
 865 {
 866     m_selectionChangedTimer->stop();
 867     emit selectionChanged(selectedItems());
 868 }
 869
 870 void DolphinView::dropUrls(const KFileItem& destItem,
 871                            const KUrl& destPath,
 872                            QDropEvent* event)
 873 {
 874     Q_UNUSED(destItem);
 875     Q_UNUSED(destPath);
 876     markPastedUrlsAsSelected(event->mimeData());
 877     //DragAndDropHelper::instance().dropUrls(destItem, destPath, event, this);
 878 }
 879
 880 void DolphinView::updateSorting(DolphinView::Sorting sorting)
 881 {
 882     ViewProperties props(url());
 883     props.setSorting(sorting);
 884
 885     KItemModelBase* model = m_container->controller()->model();
 886     model->setSortRole(sortRoleForSorting(sorting));
 887
 888     emit sortingChanged(sorting);
 889 }
 890
 891 void DolphinView::updateSortOrder(Qt::SortOrder order)
 892 {
 893     ViewProperties props(url());
 894     props.setSortOrder(order);
 895
 896     KItemModelBase* model = fileItemModel();
 897     model->setSortOrder(order);
 898
 899     emit sortOrderChanged(order);
 900 }
 901
 902 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
 903 {
 904     ViewProperties props(url());
 905     props.setSortFoldersFirst(foldersFirst);
 906
 907     KFileItemModel* model = fileItemModel();
 908     model->setSortFoldersFirst(foldersFirst);
 909
 910     emit sortFoldersFirstChanged(foldersFirst);
 911 }
 912
 913 QPair<bool, QString> DolphinView::pasteInfo() const
 914 {
 915     return KonqOperations::pasteInfo(url());
 916 }
 917
 918 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
 919 {
 920     m_tabsForFiles = tabsForFiles;
 921 }
 922
 923 bool DolphinView::isTabsForFilesEnabled() const
 924 {
 925     return m_tabsForFiles;
 926 }
 927
 928 bool DolphinView::itemsExpandable() const
 929 {
 930     return m_mode == DetailsView;
 931 }
 932
 933 void DolphinView::restoreState(QDataStream& stream)
 934 {
 935     // Restore the current item that had the keyboard focus
 936     stream >> m_currentItemUrl;
 937
 938     // Restore the view position
 939     stream >> m_restoredContentsPosition;
 940
 941     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
 942     QSet<KUrl> urls;
 943     stream >> urls;
 944     fileItemModel()->restoreExpandedUrls(urls);
 945 }
 946
 947 void DolphinView::saveState(QDataStream& stream)
 948 {
 949     // Save the current item that has the keyboard focus
 950     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
 951     if (currentIndex != -1) {
 952         KFileItem item = fileItemModel()->fileItem(currentIndex);
 953         KUrl currentItemUrl = item.url();
 954         stream << currentItemUrl;
 955     } else {
 956         stream << KUrl();
 957     }
 958
 959     // Save view position
 960     const qreal x = m_container->horizontalScrollBar()->value();
 961     const qreal y = m_container->verticalScrollBar()->value();
 962     stream << QPoint(x, y);
 963
 964     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
 965     stream << fileItemModel()->expandedUrls();
 966 }
 967
 968 bool DolphinView::hasSelection() const
 969 {
 970     return m_container->controller()->selectionManager()->hasSelection();
 971 }
 972
 973 KFileItem DolphinView::rootItem() const
 974 {
 975     return m_dirLister->rootItem();
 976 }
 977
 978 void DolphinView::observeCreatedItem(const KUrl& url)
 979 {
 980     m_createdItemUrl = url;
 981     //connect(m_dirModel, SIGNAL(rowsInserted(QModelIndex,int,int)),
 982     //        this, SLOT(selectAndScrollToCreatedItem()));
 983 }
 984
 985 void DolphinView::selectAndScrollToCreatedItem()
 986 {
 987     /*const QModelIndex dirIndex = m_viewAccessor.dirModel()->indexForUrl(m_createdItemUrl);
 988     if (dirIndex.isValid()) {
 989         const QModelIndex proxyIndex = m_viewAccessor.proxyModel()->mapFromSource(dirIndex);
 990         QAbstractItemView* view = m_viewAccessor.itemView();
 991         if (view) {
 992             view->setCurrentIndex(proxyIndex);
 993         }
 994     }
 995
 996     disconnect(m_viewAccessor.dirModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
 997                this, SLOT(selectAndScrollToCreatedItem()));*/
 998     m_createdItemUrl = KUrl();
 999 }
1000
1001 void DolphinView::slotRedirection(const KUrl& oldUrl, const KUrl& newUrl)
1002 {
1003     if (oldUrl.equals(url(), KUrl::CompareWithoutTrailingSlash)) {
1004         emit redirection(oldUrl, newUrl);
1005         m_url = newUrl; // #186947
1006     }
1007 }
1008
1009 void DolphinView::updateViewState()
1010 {
1011     if (m_currentItemUrl != KUrl()) {
1012         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1013         const int currentIndex = fileItemModel()->index(m_currentItemUrl);
1014         if (currentIndex != -1) {
1015             selectionManager->setCurrentItem(currentIndex);
1016         } else {
1017             selectionManager->setCurrentItem(0);
1018         }
1019         m_currentItemUrl = KUrl();
1020     }
1021
1022     if (!m_restoredContentsPosition.isNull()) {
1023         const int x = m_restoredContentsPosition.x();
1024         const int y = m_restoredContentsPosition.y();
1025         m_restoredContentsPosition = QPoint();
1026
1027         m_container->horizontalScrollBar()->setValue(x);
1028         m_container->verticalScrollBar()->setValue(y);
1029     }
1030
1031     if (!m_selectedUrls.isEmpty()) {
1032         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1033         QSet<int> selectedItems = selectionManager->selectedItems();
1034         const KFileItemModel* model = fileItemModel();
1035
1036         foreach (const KUrl& url, m_selectedUrls) {
1037             const int index = model->index(url);
1038             if (index >= 0) {
1039                 selectedItems.insert(index);
1040             }
1041         }
1042
1043         selectionManager->setSelectedItems(selectedItems);
1044         m_selectedUrls.clear();
1045     }
1046 }
1047
1048 void DolphinView::showHoverInformation(const KFileItem& item)
1049 {
1050     emit requestItemInfo(item);
1051 }
1052
1053 void DolphinView::clearHoverInformation()
1054 {
1055     emit requestItemInfo(KFileItem());
1056 }
1057
1058 void DolphinView::slotDeleteFileFinished(KJob* job)
1059 {
1060     if (job->error() == 0) {
1061         emit operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1062     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1063         emit errorMessage(job->errorString());
1064     }
1065 }
1066
1067 void DolphinView::slotDirListerStarted(const KUrl& url)
1068 {
1069     // Disable the writestate temporary until it can be determined in a fast way
1070     // in DolphinView::slotLoadingCompleted()
1071     if (m_isFolderWritable) {
1072         m_isFolderWritable = false;
1073         emit writeStateChanged(m_isFolderWritable);
1074     }
1075
1076     emit startedPathLoading(url);
1077 }
1078
1079 void DolphinView::slotLoadingCompleted()
1080 {
1081     // Update the view-state. This has to be done using a Qt::QueuedConnection
1082     // because the view might not be in its final state yet (the view also
1083     // listens to the completed()-signal from KDirLister and the order of
1084     // of slots is undefined).
1085     QTimer::singleShot(0, this, SLOT(updateViewState()));
1086
1087     emit finishedPathLoading(url());
1088
1089     updateWritableState();
1090 }
1091
1092 void DolphinView::slotRefreshItems()
1093 {
1094     if (m_assureVisibleCurrentIndex) {
1095         m_assureVisibleCurrentIndex = false;
1096         //QAbstractItemView* view = m_viewAccessor.itemView();
1097         //if (view) {
1098         //    m_viewAccessor.itemView()->scrollTo(m_viewAccessor.itemView()->currentIndex());
1099         //}
1100     }
1101 }
1102
1103 KFileItemModel* DolphinView::fileItemModel() const
1104 {
1105     return static_cast<KFileItemModel*>(m_container->controller()->model());
1106 }
1107
1108 void DolphinView::loadDirectory(const KUrl& url, bool reload)
1109 {
1110     if (!url.isValid()) {
1111         const QString location(url.pathOrUrl());
1112         if (location.isEmpty()) {
1113             emit errorMessage(i18nc("@info:status", "The location is empty."));
1114         } else {
1115             emit errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
1116         }
1117         return;
1118     }
1119
1120     m_dirLister->openUrl(url, reload ? KDirLister::Reload : KDirLister::NoFlags);
1121 }
1122
1123 void DolphinView::applyViewProperties()
1124 {
1125     m_container->beginTransaction();
1126
1127     const ViewProperties props(url());
1128
1129     const Mode mode = props.viewMode();
1130     if (m_mode != mode) {
1131         const Mode previousMode = m_mode;
1132         m_mode = mode;
1133
1134         // Changing the mode might result in changing
1135         // the zoom level. Remember the old zoom level so
1136         // that zoomLevelChanged() can get emitted.
1137         const int oldZoomLevel = m_container->zoomLevel();
1138
1139         switch (m_mode) {
1140         case IconsView:   m_container->setItemLayout(KFileItemListView::IconsLayout); break;
1141         case CompactView: m_container->setItemLayout(KFileItemListView::CompactLayout); break;
1142         case DetailsView: m_container->setItemLayout(KFileItemListView::DetailsLayout); break;
1143         default: Q_ASSERT(false); break;
1144         }
1145
1146         emit modeChanged(m_mode, previousMode);
1147
1148         if (m_container->zoomLevel() != oldZoomLevel) {
1149             emit zoomLevelChanged(m_container->zoomLevel(), oldZoomLevel);
1150         }
1151     }
1152
1153     const bool hiddenFilesShown = props.hiddenFilesShown();
1154     if (hiddenFilesShown != m_dirLister->showingDotFiles()) {
1155         m_dirLister->setShowingDotFiles(hiddenFilesShown);
1156         m_dirLister->emitChanges();
1157         emit hiddenFilesShownChanged(hiddenFilesShown);
1158     }
1159
1160     KFileItemModel* model = fileItemModel();
1161
1162     const bool groupedSorting = props.groupedSorting();
1163     if (groupedSorting != model->groupedSorting()) {
1164         model->setGroupedSorting(groupedSorting);
1165         emit groupedSortingChanged(groupedSorting);
1166     }
1167
1168     const DolphinView::Sorting sorting = props.sorting();
1169     const QByteArray newSortRole = sortRoleForSorting(sorting);
1170     if (newSortRole != model->sortRole()) {
1171         model->setSortRole(newSortRole);
1172         emit sortingChanged(sorting);
1173     }
1174
1175     const Qt::SortOrder sortOrder = props.sortOrder();
1176     if (sortOrder != model->sortOrder()) {
1177         model->setSortOrder(sortOrder);
1178         emit sortOrderChanged(sortOrder);
1179     }
1180
1181     const bool sortFoldersFirst = props.sortFoldersFirst();
1182     if (sortFoldersFirst != model->sortFoldersFirst()) {
1183         model->setSortFoldersFirst(sortFoldersFirst);
1184         emit sortFoldersFirstChanged(sortFoldersFirst);
1185     }
1186
1187     const QList<DolphinView::AdditionalInfo> infoList = props.additionalInfoList();
1188     if (infoList != m_additionalInfoList) {
1189         const QList<DolphinView::AdditionalInfo> previousList = m_additionalInfoList;
1190         m_additionalInfoList = infoList;
1191         applyAdditionalInfoListToView();
1192         emit additionalInfoListChanged(m_additionalInfoList, previousList);
1193     }
1194
1195     const bool previewsShown = props.previewsShown();
1196     if (previewsShown != m_container->previewsShown()) {
1197         const int oldZoomLevel = zoomLevel();
1198
1199         m_container->setPreviewsShown(previewsShown);
1200         emit previewsShownChanged(previewsShown);
1201
1202         // Changing the preview-state might result in a changed zoom-level
1203         if (oldZoomLevel != zoomLevel()) {
1204             emit zoomLevelChanged(zoomLevel(), oldZoomLevel);
1205         }
1206     }
1207
1208     m_container->endTransaction();
1209 }
1210
1211 void DolphinView::applyAdditionalInfoListToView()
1212 {
1213     const AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance();
1214
1215     QList<QByteArray> visibleRoles;
1216     visibleRoles.reserve(m_additionalInfoList.count() + 1);
1217     visibleRoles.append("name");
1218
1219     foreach (AdditionalInfo info, m_additionalInfoList) {
1220         visibleRoles.append(infoAccessor.role(info));
1221     }
1222
1223     m_container->setVisibleRoles(visibleRoles);
1224 }
1225
1226 void DolphinView::pasteToUrl(const KUrl& url)
1227 {
1228     markPastedUrlsAsSelected(QApplication::clipboard()->mimeData());
1229     KonqOperations::doPaste(this, url);
1230 }
1231
1232 void DolphinView::updateZoomLevel(int oldZoomLevel)
1233 {
1234     Q_UNUSED(oldZoomLevel);
1235  /*   const int newZoomLevel = ZoomLevelInfo::zoomLevelForIconSize(m_viewAccessor.itemView()->iconSize());
1236     if (oldZoomLevel != newZoomLevel) {
1237         m_viewModeController->setZoomLevel(newZoomLevel);
1238         emit zoomLevelChanged(newZoomLevel);
1239     }*/
1240 }
1241
1242 KUrl::List DolphinView::simplifiedSelectedUrls() const
1243 {
1244     KUrl::List urls;
1245
1246     const KFileItemList items = selectedItems();
1247     foreach (const KFileItem &item, items) {
1248         urls.append(item.url());
1249     }
1250
1251     if (itemsExpandable()) {
1252         // TODO: Check if we still need KDirModel for this in KDE 5.0
1253         urls = KDirModel::simplifiedUrlList(urls);
1254     }
1255
1256     return urls;
1257 }
1258
1259 QMimeData* DolphinView::selectionMimeData() const
1260 {
1261     const KFileItemModel* model = fileItemModel();
1262     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1263     const QSet<int> selectedIndexes = selectionManager->selectedItems();
1264
1265     return model->createMimeData(selectedIndexes);
1266 }
1267
1268 void DolphinView::markPastedUrlsAsSelected(const QMimeData* mimeData)
1269 {
1270     const KUrl::List urls = KUrl::List::fromMimeData(mimeData);
1271     markUrlsAsSelected(urls);
1272 }
1273
1274 void DolphinView::updateWritableState()
1275 {
1276     const bool wasFolderWritable = m_isFolderWritable;
1277     m_isFolderWritable = true;
1278
1279     const KFileItem item = m_dirLister->rootItem();
1280     if (!item.isNull()) {
1281         KFileItemListProperties capabilities(KFileItemList() << item);
1282         m_isFolderWritable = capabilities.supportsWriting();
1283     }
1284     if (m_isFolderWritable != wasFolderWritable) {
1285         emit writeStateChanged(m_isFolderWritable);
1286     }
1287 }
1288
1289 QByteArray DolphinView::sortRoleForSorting(Sorting sorting) const
1290 {
1291     switch (sorting) {
1292     case SortByName:        return "name";
1293     case SortBySize:        return "size";
1294     case SortByDate:        return "date";
1295     case SortByPermissions: return "permissions";
1296     case SortByOwner:       return "owner";
1297     case SortByGroup:       return "group";
1298     case SortByType:        return "type";
1299     case SortByDestination: return "destination";
1300     case SortByPath:        return "path";
1301     default: break;
1302     }
1303
1304     return QByteArray();
1305 }
1306
1307 DolphinView::Sorting DolphinView::sortingForSortRole(const QByteArray& sortRole) const
1308 {
1309     static QHash<QByteArray, DolphinView::Sorting> sortHash;
1310     if (sortHash.isEmpty()) {
1311         sortHash.insert("name", SortByName);
1312         sortHash.insert("size", SortBySize);
1313         sortHash.insert("date", SortByDate);
1314         sortHash.insert("permissions", SortByPermissions);
1315         sortHash.insert("owner", SortByOwner);
1316         sortHash.insert("group", SortByGroup);
1317         sortHash.insert("type", SortByType);
1318         sortHash.insert("destination", SortByDestination);
1319         sortHash.insert("path", SortByPath);
1320     }
1321     return sortHash.value(sortRole);
1322 }
1323
1324 QString DolphinView::fileSizeText(KIO::filesize_t fileSize)
1325 {
1326     const KLocale* locale = KGlobal::locale();
1327     const unsigned int multiplier = (locale->binaryUnitDialect() == KLocale::MetricBinaryDialect)
1328                                     ? 1000 : 1024;
1329
1330     QString text;
1331     if (fileSize < multiplier) {
1332         // Show the size in bytes
1333         text = locale->formatByteSize(fileSize, 0, KLocale::DefaultBinaryDialect, KLocale::UnitByte);
1334     } else if (fileSize < multiplier * multiplier) {
1335         // Show the size in kilobytes and always round up. This is done
1336         // for consistency with the values shown e.g. in the "Size" column
1337         // of the details-view.
1338         fileSize += (multiplier / 2) - 1;
1339         text = locale->formatByteSize(fileSize, 0, KLocale::DefaultBinaryDialect, KLocale::UnitKiloByte);
1340     } else {
1341         // Show the size in the best fitting unit having one decimal
1342         text = locale->formatByteSize(fileSize, 1);
1343     }
1344     return text;
1345 }
1346
1347 #include "dolphinview.moc"