src/dolphinview.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz <peter.penz@gmx.at>                  *
   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 <QApplication>
  24 #include <QClipboard>
  25 #include <QKeyEvent>
  26 #include <QItemSelection>
  27 #include <QBoxLayout>
  28 #include <QTimer>
  29 #include <QScrollBar>
  30
  31 #include <kactioncollection.h>
  32 #include <kcolorscheme.h>
  33 #include <kdirlister.h>
  34 #include <kfilepreviewgenerator.h>
  35 #include <kiconeffect.h>
  36 #include <kfileitem.h>
  37 #include <klocale.h>
  38 #include <kio/deletejob.h>
  39 #include <kio/netaccess.h>
  40 #include <kio/previewjob.h>
  41 #include <kjob.h>
  42 #include <kmenu.h>
  43 #include <kmessagebox.h>
  44 #include <kmimetyperesolver.h>
  45 #include <konq_fileitemcapabilities.h>
  46 #include <konq_operations.h>
  47 #include <konqmimedata.h>
  48 #include <kstringhandler.h>
  49 #include <ktoggleaction.h>
  50 #include <kurl.h>
  51
  52 #include "dolphinmodel.h"
  53 #include "dolphincolumnview.h"
  54 #include "dolphincontroller.h"
  55 #include "dolphinfileitemdelegate.h"
  56 #include "dolphinsortfilterproxymodel.h"
  57 #include "dolphindetailsview.h"
  58 #include "dolphin_detailsmodesettings.h"
  59 #include "dolphiniconsview.h"
  60 #include "dolphinsettings.h"
  61 #include "dolphin_generalsettings.h"
  62 #include "draganddrophelper.h"
  63 #include "folderexpander.h"
  64 #include "renamedialog.h"
  65 #include "tooltipmanager.h"
  66 #include "viewproperties.h"
  67 #include "zoomlevelinfo.h"
  68
  69 /**
  70  * Helper function for sorting items with qSort() in
  71  * DolphinView::renameSelectedItems().
  72  */
  73 bool lessThan(const KFileItem& item1, const KFileItem& item2)
  74 {
  75     return KStringHandler::naturalCompare(item1.name(), item2.name()) < 0;
  76 }
  77
  78 DolphinView::DolphinView(QWidget* parent,
  79                          const KUrl& url,
  80                          KDirLister* dirLister,
  81                          DolphinModel* dolphinModel,
  82                          DolphinSortFilterProxyModel* proxyModel) :
  83     QWidget(parent),
  84     m_active(true),
  85     m_showPreview(false),
  86     m_loadingDirectory(false),
  87     m_storedCategorizedSorting(false),
  88     m_tabsForFiles(false),
  89     m_isContextMenuOpen(false),
  90     m_mode(DolphinView::IconsView),
  91     m_topLayout(0),
  92     m_controller(0),
  93     m_iconsView(0),
  94     m_detailsView(0),
  95     m_columnView(0),
  96     m_fileItemDelegate(0),
  97     m_selectionModel(0),
  98     m_dolphinModel(dolphinModel),
  99     m_dirLister(dirLister),
 100     m_proxyModel(proxyModel),
 101     m_previewGenerator(0),
 102     m_toolTipManager(0),
 103     m_rootUrl(),
 104     m_currentItemUrl(),
 105     m_expandedViews()
 106 {
 107     m_topLayout = new QVBoxLayout(this);
 108     m_topLayout->setSpacing(0);
 109     m_topLayout->setMargin(0);
 110
 111     m_controller = new DolphinController(this);
 112     m_controller->setUrl(url);
 113
 114     connect(m_controller, SIGNAL(urlChanged(const KUrl&)),
 115             this, SIGNAL(urlChanged(const KUrl&)));
 116     connect(m_controller, SIGNAL(requestUrlChange(const KUrl&)),
 117             this, SLOT(slotRequestUrlChange(const KUrl&)));
 118
 119     connect(m_controller, SIGNAL(requestContextMenu(const QPoint&)),
 120             this, SLOT(openContextMenu(const QPoint&)));
 121     connect(m_controller, SIGNAL(urlsDropped(const KFileItem&, const KUrl&, QDropEvent*)),
 122             this, SLOT(dropUrls(const KFileItem&, const KUrl&, QDropEvent*)));
 123     connect(m_controller, SIGNAL(sortingChanged(DolphinView::Sorting)),
 124             this, SLOT(updateSorting(DolphinView::Sorting)));
 125     connect(m_controller, SIGNAL(sortOrderChanged(Qt::SortOrder)),
 126             this, SLOT(updateSortOrder(Qt::SortOrder)));
 127     connect(m_controller, SIGNAL(additionalInfoChanged(const KFileItemDelegate::InformationList&)),
 128             this, SLOT(updateAdditionalInfo(const KFileItemDelegate::InformationList&)));
 129     connect(m_controller, SIGNAL(itemTriggered(const KFileItem&)),
 130             this, SLOT(triggerItem(const KFileItem&)));
 131     connect(m_controller, SIGNAL(tabRequested(const KUrl&)),
 132             this, SIGNAL(tabRequested(const KUrl&)));
 133     connect(m_controller, SIGNAL(activated()),
 134             this, SLOT(activate()));
 135     connect(m_controller, SIGNAL(itemEntered(const KFileItem&)),
 136             this, SLOT(showHoverInformation(const KFileItem&)));
 137     connect(m_controller, SIGNAL(viewportEntered()),
 138             this, SLOT(clearHoverInformation()));
 139
 140     connect(m_dirLister, SIGNAL(redirection(KUrl, KUrl)),
 141             this, SIGNAL(redirection(KUrl, KUrl)));
 142     connect(m_dirLister, SIGNAL(completed()),
 143             this, SLOT(restoreCurrentItem()));
 144
 145     applyViewProperties(url);
 146     m_topLayout->addWidget(itemView());
 147 }
 148
 149 DolphinView::~DolphinView()
 150 {
 151     deleteExpandedViews();
 152 }
 153
 154 const KUrl& DolphinView::url() const
 155 {
 156     return m_controller->url();
 157 }
 158
 159 KUrl DolphinView::rootUrl() const
 160 {
 161     return isColumnViewActive() ? m_columnView->rootUrl() : url();
 162 }
 163
 164 void DolphinView::setActive(bool active)
 165 {
 166     if (active == m_active) {
 167         return;
 168     }
 169
 170     m_active = active;
 171
 172     QColor color = KColorScheme(QPalette::Active, KColorScheme::View).background().color();
 173     if (active) {
 174         // TODO: emitting urlChanged() is a hack, as the URL hasn't really changed. It
 175         // bypasses the problem when having a split view and changing the active view to
 176         // update the some URL dependent states. A nicer approach should be no big deal...
 177         emit urlChanged(url());
 178         emit selectionChanged(selectedItems());
 179     } else {
 180         color.setAlpha(150);
 181     }
 182
 183     QWidget* viewport = itemView()->viewport();
 184     QPalette palette;
 185     palette.setColor(viewport->backgroundRole(), color);
 186     viewport->setPalette(palette);
 187
 188     update();
 189
 190     if (active) {
 191         itemView()->setFocus();
 192         emit activated();
 193     }
 194
 195     m_controller->indicateActivationChange(active);
 196 }
 197
 198 bool DolphinView::isActive() const
 199 {
 200     return m_active;
 201 }
 202
 203 void DolphinView::setMode(Mode mode)
 204 {
 205     if (mode == m_mode) {
 206         return; // the wished mode is already set
 207     }
 208
 209     const int oldZoomLevel = m_controller->zoomLevel();
 210     m_mode = mode;
 211
 212     deleteView();
 213
 214     const KUrl viewPropsUrl = viewPropertiesUrl();
 215     ViewProperties props(viewPropsUrl);
 216     props.setViewMode(m_mode);
 217     createView();
 218
 219     // the file item delegate has been recreated, apply the current
 220     // additional information manually
 221     const KFileItemDelegate::InformationList infoList = props.additionalInfo();
 222     m_fileItemDelegate->setShowInformation(infoList);
 223     emit additionalInfoChanged();
 224
 225     // Not all view modes support categorized sorting. Adjust the sorting model
 226     // if changing the view mode results in a change of the categorized sorting
 227     // capabilities.
 228     m_storedCategorizedSorting = props.categorizedSorting();
 229     const bool categorized = m_storedCategorizedSorting && supportsCategorizedSorting();
 230     if (categorized != m_proxyModel->isCategorizedModel()) {
 231         m_proxyModel->setCategorizedModel(categorized);
 232         emit categorizedSortingChanged();
 233     }
 234
 235     emit modeChanged();
 236
 237     updateZoomLevel(oldZoomLevel);
 238     if (m_showPreview) {
 239         loadDirectory(viewPropsUrl);
 240     }
 241 }
 242
 243 DolphinView::Mode DolphinView::mode() const
 244 {
 245     return m_mode;
 246 }
 247
 248 bool DolphinView::showPreview() const
 249 {
 250     return m_showPreview;
 251 }
 252
 253 bool DolphinView::showHiddenFiles() const
 254 {
 255     return m_dirLister->showingDotFiles();
 256 }
 257
 258 bool DolphinView::categorizedSorting() const
 259 {
 260     // If all view modes would support categorized sorting, returning
 261     // m_proxyModel->isCategorizedModel() would be the way to go. As
 262     // currently only the icons view supports caterized sorting, we remember
 263     // the stored view properties state in m_storedCategorizedSorting and
 264     // return this state. The application takes care to disable the corresponding
 265     // checkbox by checking DolphinView::supportsCategorizedSorting() to indicate
 266     // that this setting is not applied to the current view mode.
 267     return m_storedCategorizedSorting;
 268 }
 269
 270 bool DolphinView::supportsCategorizedSorting() const
 271 {
 272     return m_iconsView != 0;
 273 }
 274
 275 void DolphinView::selectAll()
 276 {
 277     QAbstractItemView* view = itemView();
 278     // TODO: there seems to be a bug in QAbstractItemView::selectAll(); if
 279     // the Ctrl-key is pressed (e. g. for Ctrl+A), selectAll() inverts the
 280     // selection instead of selecting all items. This is bypassed for KDE 4.0
 281     // by invoking clearSelection() first.
 282     view->clearSelection();
 283     view->selectAll();
 284 }
 285
 286 void DolphinView::invertSelection()
 287 {
 288     if (isColumnViewActive()) {
 289         // QAbstractItemView does not offer a virtual method invertSelection()
 290         // as counterpart to QAbstractItemView::selectAll(). This makes it
 291         // necessary to delegate the inverting of the selection to the
 292         // column view, as only the selection of the active column should
 293         // get inverted.
 294         m_columnView->invertSelection();
 295     } else {
 296         QItemSelectionModel* selectionModel = itemView()->selectionModel();
 297         const QAbstractItemModel* itemModel = selectionModel->model();
 298
 299         const QModelIndex topLeft = itemModel->index(0, 0);
 300         const QModelIndex bottomRight = itemModel->index(itemModel->rowCount() - 1,
 301                                                          itemModel->columnCount() - 1);
 302
 303         const QItemSelection selection(topLeft, bottomRight);
 304         selectionModel->select(selection, QItemSelectionModel::Toggle);
 305     }
 306 }
 307
 308 bool DolphinView::hasSelection() const
 309 {
 310     return itemView()->selectionModel()->hasSelection();
 311 }
 312
 313 void DolphinView::clearSelection()
 314 {
 315     itemView()->selectionModel()->clear();
 316 }
 317
 318 KFileItemList DolphinView::selectedItems() const
 319 {
 320     if (isColumnViewActive()) {
 321         return m_columnView->selectedItems();
 322     }
 323
 324     const QAbstractItemView* view = itemView();
 325
 326     // Our view has a selection, we will map them back to the DolphinModel
 327     // and then fill the KFileItemList.
 328     Q_ASSERT((view != 0) && (view->selectionModel() != 0));
 329
 330     const QItemSelection selection = m_proxyModel->mapSelectionToSource(view->selectionModel()->selection());
 331     KFileItemList itemList;
 332
 333     const QModelIndexList indexList = selection.indexes();
 334     foreach (const QModelIndex &index, indexList) {
 335         KFileItem item = m_dolphinModel->itemForIndex(index);
 336         if (!item.isNull()) {
 337             itemList.append(item);
 338         }
 339     }
 340
 341     return itemList;
 342 }
 343
 344 KUrl::List DolphinView::selectedUrls() const
 345 {
 346     KUrl::List urls;
 347     const KFileItemList list = selectedItems();
 348     foreach (const KFileItem &item, list) {
 349         urls.append(item.url());
 350     }
 351     return urls;
 352 }
 353
 354 int DolphinView::selectedItemsCount() const
 355 {
 356     if (isColumnViewActive()) {
 357         // TODO: get rid of this special case by adjusting the dir lister
 358         // to the current column
 359         return m_columnView->selectedItems().count();
 360     }
 361
 362     return itemView()->selectionModel()->selection().count();
 363 }
 364
 365 void DolphinView::setContentsPosition(int x, int y)
 366 {
 367     QAbstractItemView* view = itemView();
 368
 369     // the ColumnView takes care itself for the horizontal scrolling
 370     if (!isColumnViewActive()) {
 371         view->horizontalScrollBar()->setValue(x);
 372     }
 373     view->verticalScrollBar()->setValue(y);
 374
 375     m_loadingDirectory = false;
 376 }
 377
 378 QPoint DolphinView::contentsPosition() const
 379 {
 380     const int x = itemView()->horizontalScrollBar()->value();
 381     const int y = itemView()->verticalScrollBar()->value();
 382     return QPoint(x, y);
 383 }
 384
 385 void DolphinView::setZoomLevel(int level)
 386 {
 387     if (level < ZoomLevelInfo::minimumLevel()) {
 388         level = ZoomLevelInfo::minimumLevel();
 389     } else if (level > ZoomLevelInfo::maximumLevel()) {
 390         level = ZoomLevelInfo::maximumLevel();
 391     }
 392
 393     if (level != zoomLevel()) {
 394         m_controller->setZoomLevel(level);
 395         m_previewGenerator->updatePreviews();
 396         emit zoomLevelChanged(level);
 397     }
 398 }
 399
 400 int DolphinView::zoomLevel() const
 401 {
 402     return m_controller->zoomLevel();
 403 }
 404
 405 void DolphinView::setSorting(Sorting sorting)
 406 {
 407     if (sorting != this->sorting()) {
 408         updateSorting(sorting);
 409     }
 410 }
 411
 412 DolphinView::Sorting DolphinView::sorting() const
 413 {
 414     return m_proxyModel->sorting();
 415 }
 416
 417 void DolphinView::setSortOrder(Qt::SortOrder order)
 418 {
 419     if (sortOrder() != order) {
 420         updateSortOrder(order);
 421     }
 422 }
 423
 424 Qt::SortOrder DolphinView::sortOrder() const
 425 {
 426     return m_proxyModel->sortOrder();
 427 }
 428
 429 void DolphinView::setAdditionalInfo(KFileItemDelegate::InformationList info)
 430 {
 431     const KUrl viewPropsUrl = viewPropertiesUrl();
 432     ViewProperties props(viewPropsUrl);
 433     props.setAdditionalInfo(info);
 434     m_fileItemDelegate->setShowInformation(info);
 435
 436     emit additionalInfoChanged();
 437
 438     if (itemView() != m_detailsView) {
 439         // the details view requires no reloading of the directory, as it maps
 440         // the file item delegate info to its columns internally
 441         loadDirectory(viewPropsUrl);
 442     }
 443 }
 444
 445 KFileItemDelegate::InformationList DolphinView::additionalInfo() const
 446 {
 447     return m_fileItemDelegate->showInformation();
 448 }
 449
 450 void DolphinView::reload()
 451 {
 452     setUrl(url());
 453     loadDirectory(url(), true);
 454 }
 455
 456 void DolphinView::refresh()
 457 {
 458     const bool oldActivationState = m_active;
 459     const int oldZoomLevel = m_controller->zoomLevel();
 460     m_active = true;
 461
 462     createView();
 463     applyViewProperties(m_controller->url());
 464     reload();
 465
 466     setActive(oldActivationState);
 467     updateZoomLevel(oldZoomLevel);
 468 }
 469
 470 void DolphinView::updateView(const KUrl& url, const KUrl& rootUrl)
 471 {
 472     if (m_controller->url() == url) {
 473         return;
 474     }
 475
 476     m_previewGenerator->cancelPreviews();
 477     m_controller->setUrl(url); // emits urlChanged, which we forward
 478
 479     if (!rootUrl.isEmpty() && rootUrl.isParentOf(url)) {
 480         applyViewProperties(rootUrl);
 481         loadDirectory(rootUrl);
 482         if (itemView() == m_columnView) {
 483             m_columnView->setRootUrl(rootUrl);
 484             m_columnView->showColumn(url);
 485         }
 486     } else {
 487         applyViewProperties(url);
 488         loadDirectory(url);
 489     }
 490
 491     emit startedPathLoading(url);
 492 }
 493
 494 void DolphinView::setNameFilter(const QString& nameFilter)
 495 {
 496     m_proxyModel->setFilterRegExp(nameFilter);
 497
 498     if (isColumnViewActive()) {
 499         // adjusting the directory lister is not enough in the case of the
 500         // column view, as each column has its own directory lister internally...
 501         m_columnView->setNameFilter(nameFilter);
 502     }
 503 }
 504
 505 void DolphinView::calculateItemCount(int& fileCount,
 506                                      int& folderCount,
 507                                      KIO::filesize_t& totalFileSize) const
 508 {
 509     foreach (const KFileItem& item, m_dirLister->items()) {
 510         if (item.isDir()) {
 511             ++folderCount;
 512         } else {
 513             ++fileCount;
 514             totalFileSize += item.size();
 515         }
 516     }
 517 }
 518
 519 QString DolphinView::statusBarText() const
 520 {
 521     QString text;
 522     int folderCount = 0;
 523     int fileCount = 0;
 524     KIO::filesize_t totalFileSize = 0;
 525
 526     if (hasSelection()) {
 527         // give a summary of the status of the selected files
 528         const KFileItemList list = selectedItems();
 529         if (list.isEmpty()) {
 530             // when an item is triggered, it is temporary selected but selectedItems()
 531             // will return an empty list
 532             return text;
 533         }
 534
 535         KFileItemList::const_iterator it = list.begin();
 536         const KFileItemList::const_iterator end = list.end();
 537         while (it != end) {
 538             const KFileItem& item = *it;
 539             if (item.isDir()) {
 540                 ++folderCount;
 541             } else {
 542                 ++fileCount;
 543                 totalFileSize += item.size();
 544             }
 545             ++it;
 546         }
 547
 548         if (folderCount + fileCount == 1) {
 549             // if only one item is selected, show the filename
 550             const QString name = list.first().name();
 551             text = (folderCount == 1) ? i18nc("@info:status", "<filename>%1</filename> selected", name) :
 552                                         i18nc("@info:status", "<filename>%1</filename> selected (%2)",
 553                                               name, KIO::convertSize(totalFileSize));
 554         } else {
 555             // at least 2 items are selected
 556             const QString foldersText = i18ncp("@info:status", "1 Folder selected", "%1 Folders selected", folderCount);
 557             const QString filesText = i18ncp("@info:status", "1 File selected", "%1 Files selected", fileCount);
 558             if ((folderCount > 0) && (fileCount > 0)) {
 559                 text = i18nc("@info:status folders, files (size)", "%1, %2 (%3)",
 560                              foldersText, filesText, KIO::convertSize(totalFileSize));
 561             } else if (fileCount > 0) {
 562                 text = i18nc("@info:status files (size)", "%1 (%2)", filesText, KIO::convertSize(totalFileSize));
 563             } else {
 564                 Q_ASSERT(folderCount > 0);
 565                 text = foldersText;
 566             }
 567         }
 568     } else {
 569         calculateItemCount(fileCount, folderCount, totalFileSize);
 570         text = KIO::itemsSummaryString(fileCount + folderCount,
 571                                        fileCount, folderCount,
 572                                        totalFileSize, true);
 573     }
 574
 575     return text;
 576 }
 577
 578 void DolphinView::setUrl(const KUrl& url)
 579 {
 580     // remember current item candidate (see restoreCurrentItem())
 581     m_currentItemUrl = url;
 582     updateView(url, KUrl());
 583 }
 584
 585 void DolphinView::changeSelection(const KFileItemList& selection)
 586 {
 587     clearSelection();
 588     if (selection.isEmpty()) {
 589         return;
 590     }
 591     const KUrl& baseUrl = url();
 592     KUrl url;
 593     QItemSelection new_selection;
 594     foreach(const KFileItem& item, selection) {
 595         url = item.url().upUrl();
 596         if (baseUrl.equals(url, KUrl::CompareWithoutTrailingSlash)) {
 597             QModelIndex index = m_proxyModel->mapFromSource(m_dolphinModel->indexForItem(item));
 598             new_selection.select(index, index);
 599         }
 600     }
 601     itemView()->selectionModel()->select(new_selection,
 602                                          QItemSelectionModel::ClearAndSelect
 603                                          | QItemSelectionModel::Current);
 604 }
 605
 606 void DolphinView::renameSelectedItems()
 607 {
 608     KFileItemList items = selectedItems();
 609     const int itemCount = items.count();
 610     if (itemCount < 1) {
 611         return;
 612     }
 613
 614     if (itemCount > 1) {
 615         // More than one item has been selected for renaming. Open
 616         // a rename dialog and rename all items afterwards.
 617         RenameDialog dialog(this, items);
 618         if (dialog.exec() == QDialog::Rejected) {
 619             return;
 620         }
 621
 622         const QString newName = dialog.newName();
 623         if (newName.isEmpty()) {
 624             emit errorMessage(dialog.errorString());
 625         } else {
 626             // TODO: check how this can be integrated into KIO::FileUndoManager/KonqOperations
 627             // as one operation instead of n rename operations like it is done now...
 628             Q_ASSERT(newName.contains('#'));
 629
 630             // currently the items are sorted by the selection order, resort
 631             // them by the file name
 632             qSort(items.begin(), items.end(), lessThan);
 633
 634             // iterate through all selected items and rename them...
 635             int index = 1;
 636             foreach (const KFileItem& item, items) {
 637                 const KUrl& oldUrl = item.url();
 638                 QString number;
 639                 number.setNum(index++);
 640
 641                 QString name = newName;
 642                 name.replace('#', number);
 643
 644                 if (oldUrl.fileName() != name) {
 645                     KUrl newUrl = oldUrl;
 646                     newUrl.setFileName(name);
 647                     KonqOperations::rename(this, oldUrl, newUrl);
 648                 }
 649             }
 650         }
 651     } else if (DolphinSettings::instance().generalSettings()->renameInline()) {
 652         Q_ASSERT(itemCount == 1);
 653
 654         if (isColumnViewActive()) {
 655             m_columnView->editItem(items.first());
 656         } else {
 657             const QModelIndex dirIndex = m_dolphinModel->indexForItem(items.first());
 658             const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex);
 659             itemView()->edit(proxyIndex);
 660         }
 661     } else {
 662         Q_ASSERT(itemCount == 1);
 663
 664         RenameDialog dialog(this, items);
 665         if (dialog.exec() == QDialog::Rejected) {
 666             return;
 667         }
 668
 669         const QString& newName = dialog.newName();
 670         if (newName.isEmpty()) {
 671             emit errorMessage(dialog.errorString());
 672         } else {
 673             const KUrl& oldUrl = items.first().url();
 674             KUrl newUrl = oldUrl;
 675             newUrl.setFileName(newName);
 676             KonqOperations::rename(this, oldUrl, newUrl);
 677         }
 678     }
 679 }
 680
 681 void DolphinView::trashSelectedItems()
 682 {
 683     const KUrl::List list = simplifiedSelectedUrls();
 684     KonqOperations::del(this, KonqOperations::TRASH, list);
 685 }
 686
 687 void DolphinView::deleteSelectedItems()
 688 {
 689     const KUrl::List list = simplifiedSelectedUrls();
 690     const bool del = KonqOperations::askDeleteConfirmation(list,
 691                      KonqOperations::DEL,
 692                      KonqOperations::DEFAULT_CONFIRMATION,
 693                      this);
 694
 695     if (del) {
 696         KIO::Job* job = KIO::del(list);
 697         connect(job, SIGNAL(result(KJob*)),
 698                 this, SLOT(slotDeleteFileFinished(KJob*)));
 699     }
 700 }
 701
 702 void DolphinView::cutSelectedItems()
 703 {
 704     QMimeData* mimeData = selectionMimeData();
 705     const KUrl::List kdeUrls = simplifiedSelectedUrls();
 706     const KUrl::List mostLocalUrls;
 707     KonqMimeData::populateMimeData(mimeData, kdeUrls, mostLocalUrls, true);
 708     QApplication::clipboard()->setMimeData(mimeData);
 709 }
 710
 711 void DolphinView::copySelectedItems()
 712 {
 713     QMimeData* mimeData = selectionMimeData();
 714     const KUrl::List kdeUrls = selectedUrls();
 715     const KUrl::List mostLocalUrls;
 716     KonqMimeData::populateMimeData(mimeData, kdeUrls, mostLocalUrls, false);
 717     QApplication::clipboard()->setMimeData(mimeData);
 718 }
 719
 720 void DolphinView::paste()
 721 {
 722     pasteToUrl(url());
 723 }
 724
 725 void DolphinView::pasteIntoFolder()
 726 {
 727     const KFileItemList items = selectedItems();
 728     if ((items.count() == 1) && items.first().isDir()) {
 729         pasteToUrl(items.first().url());
 730     }
 731 }
 732
 733 void DolphinView::setShowPreview(bool show)
 734 {
 735     if (m_showPreview == show) {
 736         return;
 737     }
 738
 739     const KUrl viewPropsUrl = viewPropertiesUrl();
 740     ViewProperties props(viewPropsUrl);
 741     props.setShowPreview(show);
 742
 743     m_showPreview = show;
 744     m_previewGenerator->setPreviewShown(show);
 745
 746     const int oldZoomLevel = m_controller->zoomLevel();
 747     emit showPreviewChanged();
 748
 749     // Enabling or disabling the preview might change the icon size of the view.
 750     // As the view does not emit a signal when the icon size has been changed,
 751     // the used zoom level of the controller must be adjusted manually:
 752     updateZoomLevel(oldZoomLevel);
 753
 754     loadDirectory(viewPropsUrl);
 755 }
 756
 757 void DolphinView::setShowHiddenFiles(bool show)
 758 {
 759     if (m_dirLister->showingDotFiles() == show) {
 760         return;
 761     }
 762
 763     const KUrl viewPropsUrl = viewPropertiesUrl();
 764     ViewProperties props(viewPropsUrl);
 765     props.setShowHiddenFiles(show);
 766
 767     m_dirLister->setShowingDotFiles(show);
 768     emit showHiddenFilesChanged();
 769
 770     loadDirectory(viewPropsUrl);
 771 }
 772
 773 void DolphinView::setCategorizedSorting(bool categorized)
 774 {
 775     if (categorized == categorizedSorting()) {
 776         return;
 777     }
 778
 779     // setCategorizedSorting(true) may only get invoked
 780     // if the view supports categorized sorting
 781     Q_ASSERT(!categorized || supportsCategorizedSorting());
 782
 783     ViewProperties props(viewPropertiesUrl());
 784     props.setCategorizedSorting(categorized);
 785     props.save();
 786
 787     m_storedCategorizedSorting = categorized;
 788     m_proxyModel->setCategorizedModel(categorized);
 789
 790     emit categorizedSortingChanged();
 791 }
 792
 793 void DolphinView::toggleSortOrder()
 794 {
 795     const Qt::SortOrder order = (sortOrder() == Qt::AscendingOrder) ?
 796                                 Qt::DescendingOrder :
 797                                 Qt::AscendingOrder;
 798     setSortOrder(order);
 799 }
 800
 801 void DolphinView::toggleAdditionalInfo(QAction* action)
 802 {
 803     const KFileItemDelegate::Information info =
 804         static_cast<KFileItemDelegate::Information>(action->data().toInt());
 805
 806     KFileItemDelegate::InformationList list = additionalInfo();
 807
 808     const bool show = action->isChecked();
 809
 810     const int index = list.indexOf(info);
 811     const bool containsInfo = (index >= 0);
 812     if (show && !containsInfo) {
 813         list.append(info);
 814         setAdditionalInfo(list);
 815     } else if (!show && containsInfo) {
 816         list.removeAt(index);
 817         setAdditionalInfo(list);
 818         Q_ASSERT(list.indexOf(info) < 0);
 819     }
 820 }
 821
 822 void DolphinView::mouseReleaseEvent(QMouseEvent* event)
 823 {
 824     QWidget::mouseReleaseEvent(event);
 825     setActive(true);
 826 }
 827
 828 void DolphinView::wheelEvent(QWheelEvent* event)
 829 {
 830     if (event->modifiers() & Qt::ControlModifier) {
 831         const int delta = event->delta();
 832         const int level = zoomLevel();
 833         if (delta > 0) {
 834             setZoomLevel(level + 1);
 835         } else if (delta < 0) {
 836             setZoomLevel(level - 1);
 837         }
 838         event->accept();
 839     }
 840 }
 841
 842 bool DolphinView::eventFilter(QObject* watched, QEvent* event)
 843 {
 844     switch (event->type()) {
 845     case QEvent::FocusIn:
 846         if (watched == itemView()) {
 847             m_controller->requestActivation();
 848         }
 849         break;
 850
 851     case QEvent::MouseButtonPress:
 852         if ((watched == itemView()->viewport()) && (m_expandedViews.count() > 0)) {
 853             // Listening to a mousebutton press event to delete expanded views is a
 854             // workaround, as it seems impossible for the FolderExpander to know when
 855             // a dragging outside a view has been finished. However it works quite well:
 856             // A mousebutton press event indicates that a drag operation must be
 857             // finished already.
 858             deleteExpandedViews();
 859         }
 860         break;
 861
 862     case QEvent::DragEnter:
 863         if (watched == itemView()->viewport()) {
 864             setActive(true);
 865         }
 866         break;
 867
 868     default:
 869         break;
 870     }
 871
 872     return QWidget::eventFilter(watched, event);
 873 }
 874
 875 void DolphinView::activate()
 876 {
 877     setActive(true);
 878 }
 879
 880 void DolphinView::triggerItem(const KFileItem& item)
 881 {
 882     const Qt::KeyboardModifiers modifier = QApplication::keyboardModifiers();
 883     if ((modifier & Qt::ShiftModifier) || (modifier & Qt::ControlModifier)) {
 884         // items are selected by the user, hence don't trigger the
 885         // item specified by 'index'
 886         return;
 887     }
 888
 889     // TODO: the m_isContextMenuOpen check is a workaround for Qt-issue 207192
 890     if (item.isNull() || m_isContextMenuOpen) {
 891         return;
 892     }
 893
 894     if (m_toolTipManager != 0) {
 895         m_toolTipManager->hideTip();
 896     }
 897     emit itemTriggered(item); // caught by DolphinViewContainer or DolphinPart
 898 }
 899
 900 void DolphinView::emitSelectionChangedSignal()
 901 {
 902     emit selectionChanged(DolphinView::selectedItems());
 903 }
 904
 905 void DolphinView::openContextMenu(const QPoint& pos)
 906 {
 907     KFileItem item;
 908     if (isColumnViewActive()) {
 909         item = m_columnView->itemAt(pos);
 910     } else {
 911         const QModelIndex index = itemView()->indexAt(pos);
 912         if (index.isValid() && (index.column() == DolphinModel::Name)) {
 913             const QModelIndex dolphinModelIndex = m_proxyModel->mapToSource(index);
 914             item = m_dolphinModel->itemForIndex(dolphinModelIndex);
 915         }
 916     }
 917
 918     if (m_toolTipManager != 0) {
 919         m_toolTipManager->hideTip();
 920     }
 921
 922     m_isContextMenuOpen = true; // TODO: workaround for Qt-issue 207192
 923     emit requestContextMenu(item, url());
 924     m_isContextMenuOpen = false;
 925 }
 926
 927 void DolphinView::dropUrls(const KFileItem& destItem,
 928                            const KUrl& destPath,
 929                            QDropEvent* event)
 930 {
 931     DragAndDropHelper::instance().dropUrls(destItem, destPath, event, this);
 932 }
 933
 934 void DolphinView::updateSorting(DolphinView::Sorting sorting)
 935 {
 936     ViewProperties props(viewPropertiesUrl());
 937     props.setSorting(sorting);
 938
 939     m_proxyModel->setSorting(sorting);
 940
 941     emit sortingChanged(sorting);
 942 }
 943
 944 void DolphinView::updateSortOrder(Qt::SortOrder order)
 945 {
 946     ViewProperties props(viewPropertiesUrl());
 947     props.setSortOrder(order);
 948
 949     m_proxyModel->setSortOrder(order);
 950
 951     emit sortOrderChanged(order);
 952 }
 953
 954 void DolphinView::updateAdditionalInfo(const KFileItemDelegate::InformationList& info)
 955 {
 956     ViewProperties props(viewPropertiesUrl());
 957     props.setAdditionalInfo(info);
 958     props.save();
 959
 960     m_fileItemDelegate->setShowInformation(info);
 961
 962     emit additionalInfoChanged();
 963 }
 964
 965 void DolphinView::updateAdditionalInfoActions(KActionCollection* collection)
 966 {
 967     const bool enable = (m_mode == DolphinView::DetailsView) ||
 968                         (m_mode == DolphinView::IconsView);
 969
 970     QAction* showSizeInfo = collection->action("show_size_info");
 971     QAction* showDateInfo = collection->action("show_date_info");
 972     QAction* showPermissionsInfo = collection->action("show_permissions_info");
 973     QAction* showOwnerInfo = collection->action("show_owner_info");
 974     QAction* showGroupInfo = collection->action("show_group_info");
 975     QAction* showMimeInfo = collection->action("show_mime_info");
 976
 977     showSizeInfo->setChecked(false);
 978     showDateInfo->setChecked(false);
 979     showPermissionsInfo->setChecked(false);
 980     showOwnerInfo->setChecked(false);
 981     showGroupInfo->setChecked(false);
 982     showMimeInfo->setChecked(false);
 983
 984     showSizeInfo->setEnabled(enable);
 985     showDateInfo->setEnabled(enable);
 986     showPermissionsInfo->setEnabled(enable);
 987     showOwnerInfo->setEnabled(enable);
 988     showGroupInfo->setEnabled(enable);
 989     showMimeInfo->setEnabled(enable);
 990
 991     foreach (KFileItemDelegate::Information info, m_fileItemDelegate->showInformation()) {
 992         switch (info) {
 993         case KFileItemDelegate::Size:
 994             showSizeInfo->setChecked(true);
 995             break;
 996         case KFileItemDelegate::ModificationTime:
 997             showDateInfo->setChecked(true);
 998             break;
 999         case KFileItemDelegate::Permissions:
1000             showPermissionsInfo->setChecked(true);
1001             break;
1002         case KFileItemDelegate::Owner:
1003             showOwnerInfo->setChecked(true);
1004             break;
1005         case KFileItemDelegate::OwnerAndGroup:
1006             showGroupInfo->setChecked(true);
1007             break;
1008         case KFileItemDelegate::FriendlyMimeType:
1009             showMimeInfo->setChecked(true);
1010             break;
1011         default:
1012             break;
1013         }
1014     }
1015 }
1016
1017 QPair<bool, QString> DolphinView::pasteInfo() const
1018 {
1019     QPair<bool, QString> ret;
1020     QClipboard* clipboard = QApplication::clipboard();
1021     const QMimeData* mimeData = clipboard->mimeData();
1022
1023     KUrl::List urls = KUrl::List::fromMimeData(mimeData);
1024     if (!urls.isEmpty()) {
1025         // disable the paste action if no writing is supported
1026         KFileItem item(KFileItem::Unknown, KFileItem::Unknown, url());
1027         ret.first = KonqFileItemCapabilities(KFileItemList() << item).supportsWriting();
1028
1029         if (urls.count() == 1) {
1030             const KFileItem item(KFileItem::Unknown, KFileItem::Unknown, urls.first(), true);
1031             ret.second = item.isDir() ? i18nc("@action:inmenu", "Paste One Folder") :
1032                                         i18nc("@action:inmenu", "Paste One File");
1033
1034         } else {
1035             ret.second = i18ncp("@action:inmenu", "Paste One Item", "Paste %1 Items", urls.count());
1036         }
1037     } else {
1038         ret.first = false;
1039         ret.second = i18nc("@action:inmenu", "Paste");
1040     }
1041
1042     return ret;
1043 }
1044
1045 void DolphinView::setTabsForFilesEnabled(bool tabsForFiles)
1046 {
1047     m_tabsForFiles = tabsForFiles;
1048 }
1049
1050 bool DolphinView::isTabsForFilesEnabled() const
1051 {
1052     return m_tabsForFiles;
1053 }
1054
1055 void DolphinView::emitContentsMoved()
1056 {
1057     // only emit the contents moved signal if:
1058     // - no directory loading is ongoing (this would reset the contents position
1059     //   always to (0, 0))
1060     // - if the Column View is active: the column view does an automatic
1061     //   positioning during the loading operation, which must be remembered
1062     if (!m_loadingDirectory || isColumnViewActive()) {
1063         const QPoint pos(contentsPosition());
1064         emit contentsMoved(pos.x(), pos.y());
1065     }
1066 }
1067
1068 void DolphinView::showHoverInformation(const KFileItem& item)
1069 {
1070     emit requestItemInfo(item);
1071 }
1072
1073 void DolphinView::clearHoverInformation()
1074 {
1075     emit requestItemInfo(KFileItem());
1076 }
1077
1078 void DolphinView::slotDeleteFileFinished(KJob* job)
1079 {
1080     if (job->error() == 0) {
1081         emit operationCompletedMessage(i18nc("@info:status", "Delete operation completed."));
1082     } else if (job->error() != KIO::ERR_USER_CANCELED) {
1083         emit errorMessage(job->errorString());
1084     }
1085 }
1086
1087 void DolphinView::slotRequestUrlChange(const KUrl& url)
1088 {
1089     emit requestUrlChange(url);
1090     m_controller->setUrl(url);
1091 }
1092
1093 void DolphinView::restoreCurrentItem()
1094 {
1095     const QModelIndex dirIndex = m_dolphinModel->indexForUrl(m_currentItemUrl);
1096     if (dirIndex.isValid()) {
1097         const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex);
1098         QAbstractItemView* view = itemView();
1099         const bool clearSelection = !hasSelection();
1100         view->setCurrentIndex(proxyIndex);
1101         if (clearSelection) {
1102             view->clearSelection();
1103         }
1104     }
1105 }
1106
1107 void DolphinView::enterDir(const QModelIndex& index, QAbstractItemView* view)
1108 {
1109     // Deleting a view that is the root of a drag operation is not allowed, otherwise
1110     // the dragging gets automatically cancelled by Qt. So before entering a new
1111     // directory, the current view is remembered in m_expandedViews and deleted
1112     // later when the drag operation has been finished (see DolphinView::eventFilter()).
1113     m_expandedViews.append(view);
1114     m_controller->triggerItem(index);
1115 }
1116
1117 void DolphinView::loadDirectory(const KUrl& url, bool reload)
1118 {
1119     if (!url.isValid()) {
1120         const QString location(url.pathOrUrl());
1121         if (location.isEmpty()) {
1122             emit errorMessage(i18nc("@info:status", "The location is empty."));
1123         } else {
1124             emit errorMessage(i18nc("@info:status", "The location '%1' is invalid.", location));
1125         }
1126         return;
1127     }
1128
1129     m_loadingDirectory = true;
1130
1131     m_dirLister->stop();
1132     m_dirLister->openUrl(url, reload ? KDirLister::Reload : KDirLister::NoFlags);
1133
1134     if (isColumnViewActive()) {
1135         // adjusting the directory lister is not enough in the case of the
1136         // column view, as each column has its own directory lister internally...
1137         if (reload) {
1138             m_columnView->reload();
1139         } else {
1140             m_columnView->showColumn(url);
1141         }
1142     }
1143 }
1144
1145 KUrl DolphinView::viewPropertiesUrl() const
1146 {
1147     if (isColumnViewActive()) {
1148         return m_columnView->rootUrl();
1149     }
1150
1151     return url();
1152 }
1153
1154 void DolphinView::applyViewProperties(const KUrl& url)
1155 {
1156     if (isColumnViewActive() && rootUrl().isParentOf(url)) {
1157         // The column view is active, hence don't apply the view properties
1158         // of sub directories (represented by columns) to the view. The
1159         // view always represents the properties of the first column.
1160         return;
1161     }
1162
1163     const ViewProperties props(url);
1164
1165     const Mode mode = props.viewMode();
1166     if (m_mode != mode) {
1167         const int oldZoomLevel = m_controller->zoomLevel();
1168
1169         m_mode = mode;
1170         createView();
1171         emit modeChanged();
1172
1173         updateZoomLevel(oldZoomLevel);
1174     }
1175     if (itemView() == 0) {
1176         createView();
1177     }
1178     Q_ASSERT(itemView() != 0);
1179     Q_ASSERT(m_fileItemDelegate != 0);
1180
1181     const bool showHiddenFiles = props.showHiddenFiles();
1182     if (showHiddenFiles != m_dirLister->showingDotFiles()) {
1183         m_dirLister->setShowingDotFiles(showHiddenFiles);
1184         emit showHiddenFilesChanged();
1185     }
1186
1187     m_storedCategorizedSorting = props.categorizedSorting();
1188     const bool categorized = m_storedCategorizedSorting && supportsCategorizedSorting();
1189     if (categorized != m_proxyModel->isCategorizedModel()) {
1190         m_proxyModel->setCategorizedModel(categorized);
1191         emit categorizedSortingChanged();
1192     }
1193
1194     const DolphinView::Sorting sorting = props.sorting();
1195     if (sorting != m_proxyModel->sorting()) {
1196         m_proxyModel->setSorting(sorting);
1197         emit sortingChanged(sorting);
1198     }
1199
1200     const Qt::SortOrder sortOrder = props.sortOrder();
1201     if (sortOrder != m_proxyModel->sortOrder()) {
1202         m_proxyModel->setSortOrder(sortOrder);
1203         emit sortOrderChanged(sortOrder);
1204     }
1205
1206     KFileItemDelegate::InformationList info = props.additionalInfo();
1207     if (info != m_fileItemDelegate->showInformation()) {
1208         m_fileItemDelegate->setShowInformation(info);
1209         emit additionalInfoChanged();
1210     }
1211
1212     const bool showPreview = props.showPreview();
1213     if (showPreview != m_showPreview) {
1214         m_showPreview = showPreview;
1215         m_previewGenerator->setPreviewShown(showPreview);
1216
1217         const int oldZoomLevel = m_controller->zoomLevel();
1218         emit showPreviewChanged();
1219
1220         // Enabling or disabling the preview might change the icon size of the view.
1221         // As the view does not emit a signal when the icon size has been changed,
1222         // the used zoom level of the controller must be adjusted manually:
1223         updateZoomLevel(oldZoomLevel);
1224     }
1225 }
1226
1227 void DolphinView::createView()
1228 {
1229     deleteView();
1230     Q_ASSERT(m_iconsView == 0);
1231     Q_ASSERT(m_detailsView == 0);
1232     Q_ASSERT(m_columnView == 0);
1233
1234     QAbstractItemView* view = 0;
1235     switch (m_mode) {
1236     case IconsView: {
1237         m_iconsView = new DolphinIconsView(this, m_controller);
1238         view = m_iconsView;
1239         break;
1240     }
1241
1242     case DetailsView:
1243         m_detailsView = new DolphinDetailsView(this, m_controller);
1244         view = m_detailsView;
1245         break;
1246
1247     case ColumnView:
1248         m_columnView = new DolphinColumnView(this, m_controller);
1249         view = m_columnView;
1250         break;
1251     }
1252
1253     Q_ASSERT(view != 0);
1254     view->installEventFilter(this);
1255     view->viewport()->installEventFilter(this);
1256
1257     if (m_mode != ColumnView) {
1258         // Give the view the ability to auto-expand its directories on hovering
1259         // (the column view takes care about this itself). If the details view
1260         // uses expandable folders, the auto-expanding should be used always.
1261         DolphinSettings& settings = DolphinSettings::instance();
1262         const bool enabled = settings.generalSettings()->autoExpandFolders() ||
1263                             ((m_detailsView != 0) && settings.detailsModeSettings()->expandableFolders());
1264
1265         FolderExpander* folderExpander = new FolderExpander(view, m_proxyModel);
1266         folderExpander->setEnabled(enabled);
1267         connect(folderExpander, SIGNAL(enterDir(const QModelIndex&, QAbstractItemView*)),
1268                 this, SLOT(enterDir(const QModelIndex&, QAbstractItemView*)));
1269     }
1270
1271     m_controller->setItemView(view);
1272
1273     m_fileItemDelegate = new DolphinFileItemDelegate(view);
1274     m_fileItemDelegate->setShowToolTipWhenElided(false);
1275     m_fileItemDelegate->setMinimizedNameColumn(m_mode == DetailsView);
1276     view->setItemDelegate(m_fileItemDelegate);
1277
1278     view->setModel(m_proxyModel);
1279     if (m_selectionModel != 0) {
1280         view->setSelectionModel(m_selectionModel);
1281     } else {
1282         m_selectionModel = view->selectionModel();
1283     }
1284
1285     // reparent the selection model, as it should not be deleted
1286     // when deleting the model
1287     m_selectionModel->setParent(this);
1288
1289     view->setSelectionMode(QAbstractItemView::ExtendedSelection);
1290
1291     m_previewGenerator = new KFilePreviewGenerator(view);
1292     m_previewGenerator->setPreviewShown(m_showPreview);
1293
1294     if (DolphinSettings::instance().generalSettings()->showToolTips()) {
1295         m_toolTipManager = new ToolTipManager(view, m_proxyModel);
1296         connect(m_controller, SIGNAL(hideToolTip()),
1297                 m_toolTipManager, SLOT(hideTip()));
1298     }
1299
1300     m_topLayout->insertWidget(1, view);
1301
1302     connect(view->selectionModel(), SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)),
1303             this, SLOT(emitSelectionChangedSignal()));
1304     connect(view->verticalScrollBar(), SIGNAL(valueChanged(int)),
1305             this, SLOT(emitContentsMoved()));
1306     connect(view->horizontalScrollBar(), SIGNAL(valueChanged(int)),
1307             this, SLOT(emitContentsMoved()));
1308 }
1309
1310 void DolphinView::deleteView()
1311 {
1312     QAbstractItemView* view = itemView();
1313     if (view != 0) {
1314         // It's important to set the keyboard focus to the parent
1315         // before deleting the view: Otherwise when having a split
1316         // view the other view will get the focus and will request
1317         // an activation (see DolphinView::eventFilter()).
1318         setFocus();
1319
1320         m_topLayout->removeWidget(view);
1321         view->close();
1322
1323         disconnect(view);
1324         m_controller->disconnect(view);
1325         view->disconnect();
1326
1327         bool deleteView = true;
1328         foreach (const QAbstractItemView* expandedView, m_expandedViews) {
1329             if (view == expandedView) {
1330                 // the current view got already expanded and must stay alive
1331                 // until the dragging has been completed
1332                 deleteView = false;
1333                 break;
1334             }
1335         }
1336         if (deleteView) {
1337             view->deleteLater();
1338         }
1339         view = 0;
1340
1341         m_iconsView = 0;
1342         m_detailsView = 0;
1343         m_columnView = 0;
1344         m_fileItemDelegate = 0;
1345         m_previewGenerator = 0;
1346         m_toolTipManager = 0;
1347     }
1348 }
1349
1350 QAbstractItemView* DolphinView::itemView() const
1351 {
1352     if (m_detailsView != 0) {
1353         return m_detailsView;
1354     } else if (m_columnView != 0) {
1355         return m_columnView;
1356     }
1357
1358     return m_iconsView;
1359 }
1360
1361 bool DolphinView::isCutItem(const KFileItem& item) const
1362 {
1363     const QMimeData* mimeData = QApplication::clipboard()->mimeData();
1364     const KUrl::List cutUrls = KUrl::List::fromMimeData(mimeData);
1365
1366     const KUrl& itemUrl = item.url();
1367     KUrl::List::const_iterator it = cutUrls.begin();
1368     const KUrl::List::const_iterator end = cutUrls.end();
1369     while (it != end) {
1370         if (*it == itemUrl) {
1371             return true;
1372         }
1373         ++it;
1374     }
1375
1376     return false;
1377 }
1378
1379 void DolphinView::pasteToUrl(const KUrl& url)
1380 {
1381     QClipboard* clipboard = QApplication::clipboard();
1382     const QMimeData* mimeData = clipboard->mimeData();
1383
1384     const KUrl::List sourceUrls = KUrl::List::fromMimeData(mimeData);
1385     if (KonqMimeData::decodeIsCutSelection(mimeData)) {
1386         KonqOperations::copy(this, KonqOperations::MOVE, sourceUrls, url);
1387         clipboard->clear();
1388     } else {
1389         KonqOperations::copy(this, KonqOperations::COPY, sourceUrls, url);
1390     }
1391 }
1392
1393 void DolphinView::updateZoomLevel(int oldZoomLevel)
1394 {
1395     const int newZoomLevel = ZoomLevelInfo::zoomLevelForIconSize(itemView()->iconSize());
1396     if (oldZoomLevel != newZoomLevel) {
1397         m_controller->setZoomLevel(newZoomLevel);
1398         emit zoomLevelChanged(newZoomLevel);
1399     }
1400 }
1401
1402 KUrl::List DolphinView::simplifiedSelectedUrls() const
1403 {
1404     KUrl::List list = selectedUrls();
1405     if (itemsExpandable() ) {
1406         list = KonqOperations::simplifiedUrlList(list);
1407     }
1408     return list;
1409 }
1410
1411 void DolphinView::deleteExpandedViews()
1412 {
1413     const QAbstractItemView* view = itemView();
1414     foreach (QAbstractItemView* expandedView, m_expandedViews) {
1415         if (expandedView != view) {
1416             expandedView->deleteLater();
1417         }
1418     }
1419     m_expandedViews.clear();
1420 }
1421
1422 bool DolphinView::itemsExpandable() const
1423 {
1424     return (m_detailsView != 0) && m_detailsView->itemsExpandable();
1425 }
1426
1427 QMimeData* DolphinView::selectionMimeData() const
1428 {
1429     if (isColumnViewActive()) {
1430         return m_columnView->selectionMimeData();
1431     }
1432
1433     const QAbstractItemView* view = itemView();
1434     Q_ASSERT((view != 0) && (view->selectionModel() != 0));
1435     const QItemSelection selection = m_proxyModel->mapSelectionToSource(view->selectionModel()->selection());
1436     return m_dolphinModel->mimeData(selection.indexes());
1437 }
1438
1439 #include "dolphinview.moc"