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     connect(m_container->horizontalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(hideToolTip()));
 136     connect(m_container->verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(hideToolTip()));
 137
 138     KItemListController* controller = m_container->controller();
 139     controller->setSelectionBehavior(KItemListController::MultiSelection);
 140     connect(controller, SIGNAL(itemActivated(int)), this, SLOT(slotItemActivated(int)));
 141     connect(controller, SIGNAL(itemsActivated(QSet<int>)), this, SLOT(slotItemsActivated(QSet<int>)));
 142     connect(controller, SIGNAL(itemMiddleClicked(int)), this, SLOT(slotItemMiddleClicked(int)));
 143     connect(controller, SIGNAL(itemContextMenuRequested(int,QPointF)), this, SLOT(slotItemContextMenuRequested(int,QPointF)));
 144     connect(controller, SIGNAL(viewContextMenuRequested(QPointF)), this, SLOT(slotViewContextMenuRequested(QPointF)));
 145     connect(controller, SIGNAL(headerContextMenuRequested(QPointF)), this, SLOT(slotHeaderContextMenuRequested(QPointF)));
 146     connect(controller, SIGNAL(itemPressed(int,Qt::MouseButton)), this, SLOT(hideToolTip()));
 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     KItemListView* view = controller->view();
 158     connect(view, SIGNAL(sortOrderChanged(Qt::SortOrder,Qt::SortOrder)),
 159             this, SLOT(slotSortOrderChangedByHeader(Qt::SortOrder,Qt::SortOrder)));
 160     connect(view, SIGNAL(sortRoleChanged(QByteArray,QByteArray)),
 161             this, SLOT(slotSortRoleChangedByHeader(QByteArray,QByteArray)));
 162
 163     KItemListSelectionManager* selectionManager = controller->selectionManager();
 164     connect(selectionManager, SIGNAL(selectionChanged(QSet<int>,QSet<int>)),
 165             this, SLOT(slotSelectionChanged(QSet<int>,QSet<int>)));
 166
 167     m_toolTipManager = new ToolTipManager(this);
 168
 169     m_versionControlObserver = new VersionControlObserver(this);
 170     m_versionControlObserver->setModel(model);
 171     connect(m_versionControlObserver, SIGNAL(infoMessage(QString)), this, SIGNAL(infoMessage(QString)));
 172     connect(m_versionControlObserver, SIGNAL(errorMessage(QString)), this, SIGNAL(errorMessage(QString)));
 173     connect(m_versionControlObserver, SIGNAL(operationCompletedMessage(QString)), this, SIGNAL(operationCompletedMessage(QString)));
 174
 175     applyViewProperties();
 176     m_topLayout->addWidget(m_container);
 177
 178     loadDirectory(url);
 179 }
 180
 181 DolphinView::~DolphinView()
 182 {
 183 }
 184
 185 KUrl DolphinView::url() const
 186 {
 187     return m_url;
 188 }
 189
 190 void DolphinView::setActive(bool active)
 191 {
 192     if (active == m_active) {
 193         return;
 194     }
 195
 196     m_active = active;
 197
 198     QColor color = KColorScheme(QPalette::Active, KColorScheme::View).background().color();
 199     if (!active) {
 200         color.setAlpha(150);
 201     }
 202
 203     QWidget* viewport = m_container->viewport();
 204     if (viewport) {
 205         QPalette palette;
 206         palette.setColor(viewport->backgroundRole(), color);
 207         viewport->setPalette(palette);
 208     }
 209
 210     update();
 211
 212     if (active) {
 213         m_container->setFocus();
 214         emit activated();
 215         emit writeStateChanged(m_isFolderWritable);
 216     }
 217 }
 218
 219 bool DolphinView::isActive() const
 220 {
 221     return m_active;
 222 }
 223
 224 void DolphinView::setMode(Mode mode)
 225 {
 226     if (mode != m_mode) {
 227         ViewProperties props(url());
 228         props.setViewMode(mode);
 229         props.save();
 230
 231         applyViewProperties();
 232     }
 233 }
 234
 235 DolphinView::Mode DolphinView::mode() const
 236 {
 237     return m_mode;
 238 }
 239
 240 void DolphinView::setPreviewsShown(bool show)
 241 {
 242     if (previewsShown() == show) {
 243         return;
 244     }
 245
 246     ViewProperties props(url());
 247     props.setPreviewsShown(show);
 248
 249     m_container->setPreviewsShown(show);
 250     emit previewsShownChanged(show);
 251 }
 252
 253 bool DolphinView::previewsShown() const
 254 {
 255     return m_container->previewsShown();
 256 }
 257
 258 void DolphinView::setHiddenFilesShown(bool show)
 259 {
 260     if (m_dirLister->showingDotFiles() == show) {
 261         return;
 262     }
 263
 264     const KFileItemList itemList = selectedItems();
 265     m_selectedUrls.clear();
 266     m_selectedUrls = itemList.urlList();
 267
 268     ViewProperties props(url());
 269     props.setHiddenFilesShown(show);
 270
 271     fileItemModel()->setShowHiddenFiles(show);
 272     emit hiddenFilesShownChanged(show);
 273 }
 274
 275 bool DolphinView::hiddenFilesShown() const
 276 {
 277     return m_dirLister->showingDotFiles();
 278 }
 279
 280 void DolphinView::setGroupedSorting(bool grouped)
 281 {
 282     if (grouped == groupedSorting()) {
 283         return;
 284     }
 285
 286     ViewProperties props(url());
 287     props.setGroupedSorting(grouped);
 288     props.save();
 289
 290     m_container->controller()->model()->setGroupedSorting(grouped);
 291
 292     emit groupedSortingChanged(grouped);
 293 }
 294
 295 bool DolphinView::groupedSorting() const
 296 {
 297     return fileItemModel()->groupedSorting();
 298 }
 299
 300 KFileItemList DolphinView::items() const
 301 {
 302     return m_dirLister->items();
 303 }
 304
 305 KFileItemList DolphinView::selectedItems() const
 306 {
 307     const KFileItemModel* model = fileItemModel();
 308     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 309     const QSet<int> selectedIndexes = selectionManager->selectedItems();
 310
 311     KFileItemList selectedItems;
 312     QSetIterator<int> it(selectedIndexes);
 313     while (it.hasNext()) {
 314         const int index = it.next();
 315         selectedItems.append(model->fileItem(index));
 316     }
 317     return selectedItems;
 318 }
 319
 320 int DolphinView::selectedItemsCount() const
 321 {
 322     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 323     return selectionManager->selectedItems().count();
 324 }
 325
 326 void DolphinView::markUrlsAsSelected(const QList<KUrl>& urls)
 327 {
 328     m_selectedUrls = urls;
 329 }
 330
 331 void DolphinView::markUrlAsCurrent(const KUrl& url)
 332 {
 333     m_currentItemUrl = url;
 334 }
 335
 336 void DolphinView::setItemSelectionEnabled(const QRegExp& pattern, bool enabled)
 337 {
 338     const KItemListSelectionManager::SelectionMode mode = enabled
 339                                                         ? KItemListSelectionManager::Select
 340                                                         : KItemListSelectionManager::Deselect;
 341     const KFileItemModel* model = fileItemModel();
 342     KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
 343
 344     for (int index = 0; index < model->count(); index++) {
 345         const KFileItem item = model->fileItem(index);
 346         if (pattern.exactMatch(item.text())) {
 347             // An alternative approach would be to store the matching items in a QSet<int> and
 348             // select them in one go after the loop, but we'd need a new function
 349             // KItemListSelectionManager::setSelected(QSet<int>, SelectionMode mode)
 350             // for that.
 351             selectionManager->setSelected(index, 1, mode);
 352         }
 353     }
 354 }
 355
 356 void DolphinView::setZoomLevel(int level)
 357 {
 358     const int oldZoomLevel = zoomLevel();
 359     m_container->setZoomLevel(level);
 360     if (zoomLevel() != oldZoomLevel) {
 361         emit zoomLevelChanged(zoomLevel(), oldZoomLevel);
 362     }
 363 }
 364
 365 int DolphinView::zoomLevel() const
 366 {
 367     return m_container->zoomLevel();
 368 }
 369
 370 void DolphinView::setSorting(Sorting sorting)
 371 {
 372     if (sorting != this->sorting()) {
 373         updateSorting(sorting);
 374     }
 375 }
 376
 377 DolphinView::Sorting DolphinView::sorting() const
 378 {
 379     KItemModelBase* model = m_container->controller()->model();
 380     return sortingForSortRole(model->sortRole());
 381 }
 382
 383 void DolphinView::setSortOrder(Qt::SortOrder order)
 384 {
 385     if (sortOrder() != order) {
 386         updateSortOrder(order);
 387     }
 388 }
 389
 390 Qt::SortOrder DolphinView::sortOrder() const
 391 {
 392     KItemModelBase* model = fileItemModel();
 393     return model->sortOrder();
 394 }
 395
 396 void DolphinView::setSortFoldersFirst(bool foldersFirst)
 397 {
 398     if (sortFoldersFirst() != foldersFirst) {
 399         updateSortFoldersFirst(foldersFirst);
 400     }
 401 }
 402
 403 bool DolphinView::sortFoldersFirst() const
 404 {
 405     KFileItemModel* model = fileItemModel();
 406     return model->sortFoldersFirst();
 407 }
 408
 409 void DolphinView::setAdditionalInfoList(const QList<AdditionalInfo>& info)
 410 {
 411     const QList<AdditionalInfo> previousList = info;
 412
 413     ViewProperties props(url());
 414     props.setAdditionalInfoList(info);
 415
 416     m_additionalInfoList = info;
 417     applyAdditionalInfoListToView();
 418
 419     emit additionalInfoListChanged(m_additionalInfoList, previousList);
 420 }
 421
 422 QList<DolphinView::AdditionalInfo> DolphinView::additionalInfoList() const
 423 {
 424     return m_additionalInfoList;
 425 }
 426
 427 void DolphinView::reload()
 428 {
 429     QByteArray viewState;
 430     QDataStream saveStream(&viewState, QIODevice::WriteOnly);
 431     saveState(saveStream);
 432
 433     const KFileItemList itemList = selectedItems();
 434     m_selectedUrls.clear();
 435     m_selectedUrls = itemList.urlList();
 436
 437     setUrl(url());
 438     loadDirectory(url(), true);
 439
 440     QDataStream restoreStream(viewState);
 441     restoreState(restoreStream);
 442 }
 443
 444 void DolphinView::stopLoading()
 445 {
 446     m_dirLister->stop();
 447 }
 448
 449 void DolphinView::readSettings()
 450 {
 451     GeneralSettings::self()->readConfig();
 452     m_container->readSettings();
 453     applyViewProperties();
 454 }
 455
 456 void DolphinView::writeSettings()
 457 {
 458     GeneralSettings::self()->writeConfig();
 459     m_container->writeSettings();
 460 }
 461
 462 void DolphinView::setNameFilter(const QString& nameFilter)
 463 {
 464     fileItemModel()->setNameFilter(nameFilter);
 465 }
 466
 467 QString DolphinView::nameFilter() const
 468 {
 469     return fileItemModel()->nameFilter();
 470 }
 471
 472 void DolphinView::calculateItemCount(int& fileCount,
 473                                      int& folderCount,
 474                                      KIO::filesize_t& totalFileSize) const
 475 {
 476     foreach (const KFileItem& item, m_dirLister->items()) {
 477         if (item.isDir()) {
 478             ++folderCount;
 479         } else {
 480             ++fileCount;
 481             totalFileSize += item.size();
 482         }
 483     }
 484 }
 485
 486 QString DolphinView::statusBarText() const
 487 {
 488     QString summary;
 489     QString foldersText;
 490     QString filesText;
 491
 492     int folderCount = 0;
 493     int fileCount = 0;
 494     KIO::filesize_t totalFileSize = 0;
 495
 496     if (hasSelection()) {
 497         // Give a summary of the status of the selected files
 498         const KFileItemList list = selectedItems();
 499         foreach (const KFileItem& item, list) {
 500             if (item.isDir()) {
 501                 ++folderCount;
 502             } else {
 503                 ++fileCount;
 504                 totalFileSize += item.size();
 505             }
 506         }
 507
 508         if (folderCount + fileCount == 1) {
 509             // If only one item is selected, show the filename
 510             filesText = i18nc("@info:status", "<filename>%1</filename> selected", list.first().text());
 511         } else {
 512             // At least 2 items are selected
 513             foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 514             filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 515         }
 516     } else {
 517         calculateItemCount(fileCount, folderCount, totalFileSize);
 518         foldersText = i18ncp("@info:status", "1 Folder", "%1 Folders", folderCount);
 519         filesText = i18ncp("@info:status", "1 File", "%1 Files", fileCount);
 520     }
 521
 522     if (fileCount > 0 && folderCount > 0) {
 523         summary = i18nc("@info:status folders, files (size)", "%1, %2 (%3)",
 524                         foldersText, filesText, fileSizeText(totalFileSize));
 525     } else if (fileCount > 0) {
 526         summary = i18nc("@info:status files (size)", "%1 (%2)", filesText, fileSizeText(totalFileSize));
 527     } else if (folderCount > 0) {
 528         summary = foldersText;
 529     }
 530
 531     return summary;
 532 }
 533
 534 QList<QAction*> DolphinView::versionControlActions(const KFileItemList& items) const
 535 {
 536     QList<QAction*> actions;
 537
 538     if (items.isEmpty()) {
 539         const KFileItem item = fileItemModel()->rootItem();
 540         actions = m_versionControlObserver->actions(KFileItemList() << item);
 541     } else {
 542         actions = m_versionControlObserver->actions(items);
 543     }
 544
 545     return actions;
 546 }
 547
 548 void DolphinView::setUrl(const KUrl& url)
 549 {
 550     if (url == m_url) {
 551         return;
 552     }
 553
 554     emit urlAboutToBeChanged(url);
 555     m_url = url;
 556
 557     hideToolTip();
 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     const KFileItem item = fileItemModel()->fileItem(index);
 736     emit requestContextMenu(pos.toPoint(), item, url(), QList<QAction*>());
 737 }
 738
 739 void DolphinView::slotViewContextMenuRequested(const QPointF& pos)
 740 {
 741     emit requestContextMenu(pos.toPoint(), KFileItem(), url(), QList<QAction*>());
 742 }
 743
 744 void DolphinView::slotHeaderContextMenuRequested(const QPointF& pos)
 745 {
 746     QWeakPointer<KMenu> menu = new KMenu(QApplication::activeWindow());
 747
 748     KItemListView* view = m_container->controller()->view();
 749     const QSet<QByteArray> visibleRolesSet = view->visibleRoles().toSet();
 750
 751     // Add all roles to the menu that can be shown or hidden by the user
 752     const AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance();
 753     const QList<DolphinView::AdditionalInfo> keys = infoAccessor.keys();
 754     foreach (const DolphinView::AdditionalInfo info, keys) {
 755         const QByteArray& role = infoAccessor.role(info);
 756         if (role != "name") {
 757             const QString text = fileItemModel()->roleDescription(role);
 758
 759             QAction* action = menu.data()->addAction(text);
 760             action->setCheckable(true);
 761             action->setChecked(visibleRolesSet.contains(role));
 762             action->setData(info);
 763         }
 764     }
 765
 766     QAction* action = menu.data()->exec(pos.toPoint());
 767     if (action) {
 768         // Show or hide the selected role
 769         const DolphinView::AdditionalInfo info =
 770             static_cast<DolphinView::AdditionalInfo>(action->data().toInt());
 771
 772         ViewProperties props(url());
 773         QList<DolphinView::AdditionalInfo> infoList = props.additionalInfoList();
 774
 775         const QByteArray selectedRole = infoAccessor.role(info);
 776         QList<QByteArray> visibleRoles = view->visibleRoles();
 777
 778         if (action->isChecked()) {
 779             const int index = keys.indexOf(info) + 1;
 780             visibleRoles.insert(index, selectedRole);
 781             infoList.insert(index, info);
 782         } else {
 783             visibleRoles.removeOne(selectedRole);
 784             infoList.removeOne(info);
 785         }
 786
 787         view->setVisibleRoles(visibleRoles);
 788         props.setAdditionalInfoList(infoList);
 789     }
 790
 791     delete menu.data();
 792 }
 793
 794 void DolphinView::slotItemHovered(int index)
 795 {
 796     const KFileItem item = fileItemModel()->fileItem(index);
 797
 798     if (GeneralSettings::showToolTips() && QApplication::mouseButtons() == Qt::NoButton) {
 799         QRectF itemRect = m_container->controller()->view()->itemContextRect(index);
 800         const QPoint pos = m_container->mapToGlobal(itemRect.topLeft().toPoint());
 801         itemRect.moveTo(pos);
 802
 803         m_toolTipManager->showToolTip(item, itemRect);
 804     }
 805
 806     emit requestItemInfo(item);
 807 }
 808
 809 void DolphinView::slotItemUnhovered(int index)
 810 {
 811     Q_UNUSED(index);
 812     hideToolTip();
 813     emit requestItemInfo(KFileItem());
 814 }
 815
 816 void DolphinView::slotItemDropEvent(int index, QGraphicsSceneDragDropEvent* event)
 817 {
 818     KUrl destUrl;
 819     KFileItem destItem = fileItemModel()->fileItem(index);
 820     if (destItem.isNull()) {
 821         destItem = fileItemModel()->rootItem();
 822         destUrl = url();
 823     } else {
 824         destUrl = destItem.url();
 825     }
 826
 827     QDropEvent dropEvent(event->pos().toPoint(),
 828                          event->possibleActions(),
 829                          event->mimeData(),
 830                          event->buttons(),
 831                          event->modifiers());
 832
 833     const QString error = DragAndDropHelper::dropUrls(destItem, destUrl, &dropEvent);
 834     if (!error.isEmpty()) {
 835         emit errorMessage(error);
 836     }
 837 }
 838
 839 void DolphinView::slotModelChanged(KItemModelBase* current, KItemModelBase* previous)
 840 {
 841     if (previous != 0) {
 842         disconnect(previous, SIGNAL(loadingCompleted()), this, SLOT(slotLoadingCompleted()));
 843     }
 844
 845     Q_ASSERT(qobject_cast<KFileItemModel*>(current));
 846     connect(current, SIGNAL(loadingCompleted()), this, SLOT(slotLoadingCompleted()));
 847
 848     KFileItemModel* fileItemModel = static_cast<KFileItemModel*>(current);
 849     m_versionControlObserver->setModel(fileItemModel);
 850 }
 851
 852 void DolphinView::slotSelectionChanged(const QSet<int>& current, const QSet<int>& previous)
 853 {
 854     const int currentCount = current.count();
 855     const int previousCount = previous.count();
 856     const bool selectionStateChanged = (currentCount == 0 && previousCount  > 0) ||
 857                                        (currentCount >  0 && previousCount == 0);
 858
 859     // If nothing has been selected before and something got selected (or if something
 860     // was selected before and now nothing is selected) the selectionChangedSignal must
 861     // be emitted asynchronously as fast as possible to update the edit-actions.
 862     m_selectionChangedTimer->setInterval(selectionStateChanged ? 0 : 300);
 863     m_selectionChangedTimer->start();
 864 }
 865
 866 void DolphinView::emitSelectionChangedSignal()
 867 {
 868     m_selectionChangedTimer->stop();
 869     emit selectionChanged(selectedItems());
 870 }
 871
 872 void DolphinView::updateSorting(DolphinView::Sorting sorting)
 873 {
 874     ViewProperties props(url());
 875     props.setSorting(sorting);
 876
 877     KItemModelBase* model = m_container->controller()->model();
 878     model->setSortRole(sortRoleForSorting(sorting));
 879
 880     emit sortingChanged(sorting);
 881 }
 882
 883 void DolphinView::updateSortOrder(Qt::SortOrder order)
 884 {
 885     ViewProperties props(url());
 886     props.setSortOrder(order);
 887
 888     KItemModelBase* model = fileItemModel();
 889     model->setSortOrder(order);
 890
 891     emit sortOrderChanged(order);
 892 }
 893
 894 void DolphinView::updateSortFoldersFirst(bool foldersFirst)
 895 {
 896     ViewProperties props(url());
 897     props.setSortFoldersFirst(foldersFirst);
 898
 899     KFileItemModel* model = fileItemModel();
 900     model->setSortFoldersFirst(foldersFirst);
 901
 902     emit sortFoldersFirstChanged(foldersFirst);
 903 }
 904
 905 QPair<bool, QString> DolphinView::pasteInfo() const
 906 {
 907     return KonqOperations::pasteInfo(url());
 908 }
 909
 910 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
 911 {
 912     m_tabsForFiles = tabsForFiles;
 913 }
 914
 915 bool DolphinView::isTabsForFilesEnabled() const
 916 {
 917     return m_tabsForFiles;
 918 }
 919
 920 bool DolphinView::itemsExpandable() const
 921 {
 922     return m_mode == DetailsView;
 923 }
 924
 925 void DolphinView::restoreState(QDataStream& stream)
 926 {
 927     // Restore the current item that had the keyboard focus
 928     stream >> m_currentItemUrl;
 929
 930     // Restore the view position
 931     stream >> m_restoredContentsPosition;
 932
 933     // Restore expanded folders (only relevant for the details view - will be ignored by the view in other view modes)
 934     QSet<KUrl> urls;
 935     stream >> urls;
 936     fileItemModel()->restoreExpandedUrls(urls);
 937 }
 938
 939 void DolphinView::saveState(QDataStream& stream)
 940 {
 941     // Save the current item that has the keyboard focus
 942     const int currentIndex = m_container->controller()->selectionManager()->currentItem();
 943     if (currentIndex != -1) {
 944         KFileItem item = fileItemModel()->fileItem(currentIndex);
 945         Q_ASSERT(!item.isNull()); // If the current index is valid a item must exist
 946         KUrl currentItemUrl = item.url();
 947         stream << currentItemUrl;
 948     } else {
 949         stream << KUrl();
 950     }
 951
 952     // Save view position
 953     const qreal x = m_container->horizontalScrollBar()->value();
 954     const qreal y = m_container->verticalScrollBar()->value();
 955     stream << QPoint(x, y);
 956
 957     // Save expanded folders (only relevant for the details view - the set will be empty in other view modes)
 958     stream << fileItemModel()->expandedUrls();
 959 }
 960
 961 bool DolphinView::hasSelection() const
 962 {
 963     return m_container->controller()->selectionManager()->hasSelection();
 964 }
 965
 966 KFileItem DolphinView::rootItem() const
 967 {
 968     return m_dirLister->rootItem();
 969 }
 970
 971 void DolphinView::observeCreatedItem(const KUrl& url)
 972 {
 973     m_createdItemUrl = url;
 974     //connect(m_dirModel, SIGNAL(rowsInserted(QModelIndex,int,int)),
 975     //        this, SLOT(selectAndScrollToCreatedItem()));
 976 }
 977
 978 void DolphinView::selectAndScrollToCreatedItem()
 979 {
 980     /*const QModelIndex dirIndex = m_viewAccessor.dirModel()->indexForUrl(m_createdItemUrl);
 981     if (dirIndex.isValid()) {
 982         const QModelIndex proxyIndex = m_viewAccessor.proxyModel()->mapFromSource(dirIndex);
 983         QAbstractItemView* view = m_viewAccessor.itemView();
 984         if (view) {
 985             view->setCurrentIndex(proxyIndex);
 986         }
 987     }
 988
 989     disconnect(m_viewAccessor.dirModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
 990                this, SLOT(selectAndScrollToCreatedItem()));*/
 991     m_createdItemUrl = KUrl();
 992 }
 993
 994 void DolphinView::slotRedirection(const KUrl& oldUrl, const KUrl& newUrl)
 995 {
 996     if (oldUrl.equals(url(), KUrl::CompareWithoutTrailingSlash)) {
 997         emit redirection(oldUrl, newUrl);
 998         m_url = newUrl; // #186947
 999     }
1000 }
1001
1002 void DolphinView::updateViewState()
1003 {
1004     if (m_currentItemUrl != KUrl()) {
1005         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1006         const int currentIndex = fileItemModel()->index(m_currentItemUrl);
1007         if (currentIndex != -1) {
1008             selectionManager->setCurrentItem(currentIndex);
1009         } else {
1010             selectionManager->setCurrentItem(0);
1011         }
1012         m_currentItemUrl = KUrl();
1013     }
1014
1015     if (!m_restoredContentsPosition.isNull()) {
1016         const int x = m_restoredContentsPosition.x();
1017         const int y = m_restoredContentsPosition.y();
1018         m_restoredContentsPosition = QPoint();
1019
1020         m_container->horizontalScrollBar()->setValue(x);
1021         m_container->verticalScrollBar()->setValue(y);
1022     }
1023
1024     if (!m_selectedUrls.isEmpty()) {
1025         KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1026         QSet<int> selectedItems = selectionManager->selectedItems();
1027         const KFileItemModel* model = fileItemModel();
1028
1029         foreach (const KUrl& url, m_selectedUrls) {
1030             const int index = model->index(url);
1031             if (index >= 0) {
1032                 selectedItems.insert(index);
1033             }
1034         }
1035
1036         selectionManager->setSelectedItems(selectedItems);
1037         m_selectedUrls.clear();
1038     }
1039 }
1040
1041 void DolphinView::hideToolTip()
1042 {
1043     if (GeneralSettings::showToolTips()) {
1044         m_toolTipManager->hideToolTip();
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 void DolphinView::slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous)
1104 {
1105     Q_UNUSED(previous);
1106     Q_ASSERT(fileItemModel()->sortOrder() == current);
1107
1108     ViewProperties props(url());
1109     props.setSortOrder(current);
1110
1111     emit sortOrderChanged(current);
1112 }
1113
1114 void DolphinView::slotSortRoleChangedByHeader(const QByteArray& current, const QByteArray& previous)
1115 {
1116     Q_UNUSED(previous);
1117     Q_ASSERT(fileItemModel()->sortRole() == current);
1118
1119     ViewProperties props(url());
1120     const Sorting sorting = sortingForSortRole(current);
1121     props.setSorting(sorting);
1122
1123     emit sortingChanged(sorting);
1124 }
1125
1126 KFileItemModel* DolphinView::fileItemModel() const
1127 {
1128     return static_cast<KFileItemModel*>(m_container->controller()->model());
1129 }
1130
1131 void DolphinView::loadDirectory(const KUrl& url, bool reload)
1132 {
1133     if (!url.isValid()) {
1134         const QString location(url.pathOrUrl());
1135         if (location.isEmpty()) {
1136             emit errorMessage(i18nc("@info:status", "The location is empty."));
1137         } else {
1138             emit errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
1139         }
1140         return;
1141     }
1142
1143     m_dirLister->openUrl(url, reload ? KDirLister::Reload : KDirLister::NoFlags);
1144 }
1145
1146 void DolphinView::applyViewProperties()
1147 {
1148     m_container->beginTransaction();
1149
1150     const ViewProperties props(url());
1151     KFileItemModel* model = fileItemModel();
1152
1153     const Mode mode = props.viewMode();
1154     if (m_mode != mode) {
1155         // Prevent an animated transition of the position and size of the items when switching
1156         // the view-mode by temporary clearing the model and updating it again after the view mode
1157         // has been modified.
1158         const bool restoreModel = (model->count() > 0);
1159         if (restoreModel) {
1160             const int currentItemIndex = m_container->controller()->selectionManager()->currentItem();
1161             if (currentItemIndex >= 0) {
1162                 m_currentItemUrl = model->fileItem(currentItemIndex).url();
1163             }
1164             m_selectedUrls = selectedItems().urlList();
1165             model->clear();
1166         }
1167
1168         const Mode previousMode = m_mode;
1169         m_mode = mode;
1170
1171         // Changing the mode might result in changing
1172         // the zoom level. Remember the old zoom level so
1173         // that zoomLevelChanged() can get emitted.
1174         const int oldZoomLevel = m_container->zoomLevel();
1175
1176         switch (m_mode) {
1177         case IconsView:   m_container->setItemLayout(KFileItemListView::IconsLayout); break;
1178         case CompactView: m_container->setItemLayout(KFileItemListView::CompactLayout); break;
1179         case DetailsView: m_container->setItemLayout(KFileItemListView::DetailsLayout); break;
1180         default: Q_ASSERT(false); break;
1181         }
1182
1183         emit modeChanged(m_mode, previousMode);
1184
1185         if (m_container->zoomLevel() != oldZoomLevel) {
1186             emit zoomLevelChanged(m_container->zoomLevel(), oldZoomLevel);
1187         }
1188
1189         if (restoreModel) {
1190             loadDirectory(url());
1191         }
1192     }
1193
1194     const bool hiddenFilesShown = props.hiddenFilesShown();
1195     if (hiddenFilesShown != model->showHiddenFiles()) {
1196         model->setShowHiddenFiles(hiddenFilesShown);
1197         emit hiddenFilesShownChanged(hiddenFilesShown);
1198     }
1199
1200     const bool groupedSorting = props.groupedSorting();
1201     if (groupedSorting != model->groupedSorting()) {
1202         model->setGroupedSorting(groupedSorting);
1203         emit groupedSortingChanged(groupedSorting);
1204     }
1205
1206     const DolphinView::Sorting sorting = props.sorting();
1207     const QByteArray newSortRole = sortRoleForSorting(sorting);
1208     if (newSortRole != model->sortRole()) {
1209         model->setSortRole(newSortRole);
1210         emit sortingChanged(sorting);
1211     }
1212
1213     const Qt::SortOrder sortOrder = props.sortOrder();
1214     if (sortOrder != model->sortOrder()) {
1215         model->setSortOrder(sortOrder);
1216         emit sortOrderChanged(sortOrder);
1217     }
1218
1219     const bool sortFoldersFirst = props.sortFoldersFirst();
1220     if (sortFoldersFirst != model->sortFoldersFirst()) {
1221         model->setSortFoldersFirst(sortFoldersFirst);
1222         emit sortFoldersFirstChanged(sortFoldersFirst);
1223     }
1224
1225     const QList<DolphinView::AdditionalInfo> infoList = props.additionalInfoList();
1226     if (infoList != m_additionalInfoList) {
1227         const QList<DolphinView::AdditionalInfo> previousList = m_additionalInfoList;
1228         m_additionalInfoList = infoList;
1229         applyAdditionalInfoListToView();
1230         emit additionalInfoListChanged(m_additionalInfoList, previousList);
1231     }
1232
1233     const bool previewsShown = props.previewsShown();
1234     if (previewsShown != m_container->previewsShown()) {
1235         const int oldZoomLevel = zoomLevel();
1236
1237         m_container->setPreviewsShown(previewsShown);
1238         emit previewsShownChanged(previewsShown);
1239
1240         // Changing the preview-state might result in a changed zoom-level
1241         if (oldZoomLevel != zoomLevel()) {
1242             emit zoomLevelChanged(zoomLevel(), oldZoomLevel);
1243         }
1244     }
1245
1246     m_container->endTransaction();
1247 }
1248
1249 void DolphinView::applyAdditionalInfoListToView()
1250 {
1251     const AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance();
1252
1253     QList<QByteArray> visibleRoles;
1254     visibleRoles.reserve(m_additionalInfoList.count() + 1);
1255     visibleRoles.append("name");
1256
1257     foreach (AdditionalInfo info, m_additionalInfoList) {
1258         visibleRoles.append(infoAccessor.role(info));
1259     }
1260
1261     m_container->setVisibleRoles(visibleRoles);
1262 }
1263
1264 void DolphinView::pasteToUrl(const KUrl& url)
1265 {
1266     markPastedUrlsAsSelected(QApplication::clipboard()->mimeData());
1267     KonqOperations::doPaste(this, url);
1268 }
1269
1270 KUrl::List DolphinView::simplifiedSelectedUrls() const
1271 {
1272     KUrl::List urls;
1273
1274     const KFileItemList items = selectedItems();
1275     foreach (const KFileItem &item, items) {
1276         urls.append(item.url());
1277     }
1278
1279     if (itemsExpandable()) {
1280         // TODO: Check if we still need KDirModel for this in KDE 5.0
1281         urls = KDirModel::simplifiedUrlList(urls);
1282     }
1283
1284     return urls;
1285 }
1286
1287 QMimeData* DolphinView::selectionMimeData() const
1288 {
1289     const KFileItemModel* model = fileItemModel();
1290     const KItemListSelectionManager* selectionManager = m_container->controller()->selectionManager();
1291     const QSet<int> selectedIndexes = selectionManager->selectedItems();
1292
1293     return model->createMimeData(selectedIndexes);
1294 }
1295
1296 void DolphinView::markPastedUrlsAsSelected(const QMimeData* mimeData)
1297 {
1298     const KUrl::List urls = KUrl::List::fromMimeData(mimeData);
1299     markUrlsAsSelected(urls);
1300 }
1301
1302 void DolphinView::updateWritableState()
1303 {
1304     const bool wasFolderWritable = m_isFolderWritable;
1305     m_isFolderWritable = true;
1306
1307     const KFileItem item = m_dirLister->rootItem();
1308     if (!item.isNull()) {
1309         KFileItemListProperties capabilities(KFileItemList() << item);
1310         m_isFolderWritable = capabilities.supportsWriting();
1311     }
1312     if (m_isFolderWritable != wasFolderWritable) {
1313         emit writeStateChanged(m_isFolderWritable);
1314     }
1315 }
1316
1317 QByteArray DolphinView::sortRoleForSorting(Sorting sorting) const
1318 {
1319     switch (sorting) {
1320     case SortByName:        return "name";
1321     case SortBySize:        return "size";
1322     case SortByDate:        return "date";
1323     case SortByPermissions: return "permissions";
1324     case SortByOwner:       return "owner";
1325     case SortByGroup:       return "group";
1326     case SortByType:        return "type";
1327     case SortByDestination: return "destination";
1328     case SortByPath:        return "path";
1329     default: break;
1330     }
1331
1332     return QByteArray();
1333 }
1334
1335 DolphinView::Sorting DolphinView::sortingForSortRole(const QByteArray& sortRole) const
1336 {
1337     static QHash<QByteArray, DolphinView::Sorting> sortHash;
1338     if (sortHash.isEmpty()) {
1339         sortHash.insert("name", SortByName);
1340         sortHash.insert("size", SortBySize);
1341         sortHash.insert("date", SortByDate);
1342         sortHash.insert("permissions", SortByPermissions);
1343         sortHash.insert("owner", SortByOwner);
1344         sortHash.insert("group", SortByGroup);
1345         sortHash.insert("type", SortByType);
1346         sortHash.insert("destination", SortByDestination);
1347         sortHash.insert("path", SortByPath);
1348     }
1349     return sortHash.value(sortRole);
1350 }
1351
1352 QString DolphinView::fileSizeText(KIO::filesize_t fileSize)
1353 {
1354     const KLocale* locale = KGlobal::locale();
1355     const unsigned int multiplier = (locale->binaryUnitDialect() == KLocale::MetricBinaryDialect)
1356                                     ? 1000 : 1024;
1357
1358     QString text;
1359     if (fileSize < multiplier) {
1360         // Show the size in bytes
1361         text = locale->formatByteSize(fileSize, 0, KLocale::DefaultBinaryDialect, KLocale::UnitByte);
1362     } else if (fileSize < multiplier * multiplier) {
1363         // Show the size in kilobytes and always round up. This is done
1364         // for consistency with the values shown e.g. in the "Size" column
1365         // of the details-view.
1366         fileSize += (multiplier / 2) - 1;
1367         text = locale->formatByteSize(fileSize, 0, KLocale::DefaultBinaryDialect, KLocale::UnitKiloByte);
1368     } else {
1369         // Show the size in the best fitting unit having one decimal
1370         text = locale->formatByteSize(fileSize, 1);
1371     }
1372     return text;
1373 }
1374
1375 #include "dolphinview.moc"