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 <QItemSelectionModel>
  24 #include <Q3ValueList>
  25 #include <QDropEvent>
  26 #include <QMouseEvent>
  27 #include <QVBoxLayout>
  28
  29 #include <kdirmodel.h>
  30 #include <kfileitemdelegate.h>
  31 #include <kurl.h>
  32 #include <klocale.h>
  33 #include <kio/netaccess.h>
  34 #include <kio/renamedlg.h>
  35 #include <kmimetyperesolver.h>
  36 #include <assert.h>
  37
  38 #include "urlnavigator.h"
  39 #include "dolphinstatusbar.h"
  40 #include "dolphinmainwindow.h"
  41 #include "dolphindirlister.h"
  42 #include "viewproperties.h"
  43 #include "dolphindetailsview.h"
  44 #include "dolphiniconsview.h"
  45 #include "dolphincontextmenu.h"
  46 #include "undomanager.h"
  47 #include "renamedialog.h"
  48 #include "progressindicator.h"
  49 #include "filterbar.h"
  50
  51 DolphinView::DolphinView(DolphinMainWindow *mainWindow,
  52                          QWidget *parent,
  53                          const KUrl& url,
  54                          Mode mode,
  55                          bool showHiddenFiles) :
  56     QWidget(parent),
  57     m_refreshing(false),
  58     m_showProgress(false),
  59     m_mode(mode),
  60     m_mainWindow(mainWindow),
  61     m_statusBar(0),
  62     m_iconSize(0),
  63     m_folderCount(0),
  64     m_fileCount(0),
  65     m_filterBar(0)
  66 {
  67     hide();
  68     setFocusPolicy(Qt::StrongFocus);
  69     m_topLayout = new QVBoxLayout(this);
  70     m_topLayout->setSpacing(0);
  71     m_topLayout->setMargin(0);
  72
  73     m_urlNavigator = new UrlNavigator(url, this);
  74     connect(m_urlNavigator, SIGNAL(urlChanged(const KUrl&)),
  75             this, SLOT(loadDirectory(const KUrl&)));
  76
  77     m_statusBar = new DolphinStatusBar(this);
  78
  79     m_dirLister = new DolphinDirLister();
  80     m_dirLister->setAutoUpdate(true);
  81     m_dirLister->setMainWindow(this);
  82     m_dirLister->setShowingDotFiles(showHiddenFiles);
  83     connect(m_dirLister, SIGNAL(clear()),
  84             this, SLOT(slotClear()));
  85     connect(m_dirLister, SIGNAL(percent(int)),
  86             this, SLOT(slotPercent(int)));
  87     connect(m_dirLister, SIGNAL(deleteItem(KFileItem*)),
  88             this, SLOT(slotDeleteItem(KFileItem*)));
  89     connect(m_dirLister, SIGNAL(completed()),
  90             this, SLOT(slotCompleted()));
  91     connect(m_dirLister, SIGNAL(infoMessage(const QString&)),
  92             this, SLOT(slotInfoMessage(const QString&)));
  93     connect(m_dirLister, SIGNAL(errorMessage(const QString&)),
  94             this, SLOT(slotErrorMessage(const QString&)));
  95
  96     m_iconsView = new DolphinIconsView(this);
  97     applyModeToView();
  98
  99     KDirModel* model = new KDirModel();
 100     model->setDirLister(m_dirLister);
 101     m_iconsView->setModel(model);
 102
 103     KFileItemDelegate* delegate = new KFileItemDelegate(this);
 104     m_iconsView->setItemDelegate(delegate);
 105
 106     m_dirLister->setDelayedMimeTypes(true);
 107     new KMimeTypeResolver(m_iconsView, model);
 108
 109     m_iconSize = K3Icon::SizeMedium;
 110
 111     m_filterBar = new FilterBar(this);
 112     m_filterBar->hide();
 113     connect(m_filterBar, SIGNAL(filterChanged(const QString&)),
 114            this, SLOT(slotChangeNameFilter(const QString&)));
 115     connect(m_filterBar, SIGNAL(closed()),
 116             this, SLOT(closeFilterBar()));
 117
 118     m_topLayout->addWidget(m_urlNavigator);
 119     m_topLayout->addWidget(m_iconsView);
 120     m_topLayout->addWidget(m_filterBar);
 121     m_topLayout->addWidget(m_statusBar);
 122
 123     connect(m_iconsView, SIGNAL(clicked(const QModelIndex&)),
 124             this, SLOT(triggerItem(const QModelIndex&)));
 125     connect(m_iconsView->selectionModel(), SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)),
 126             this, SLOT(emitSelectionChangedSignal()));
 127
 128     startDirLister(m_urlNavigator->url());
 129 }
 130
 131 DolphinView::~DolphinView()
 132 {
 133     delete m_dirLister;
 134     m_dirLister = 0;
 135 }
 136
 137 void DolphinView::setUrl(const KUrl& url)
 138 {
 139     m_urlNavigator->setUrl(url);
 140 }
 141
 142 const KUrl& DolphinView::url() const
 143 {
 144     return m_urlNavigator->url();
 145 }
 146
 147 void DolphinView::requestActivation()
 148 {
 149     mainWindow()->setActiveView(this);
 150 }
 151
 152 bool DolphinView::isActive() const
 153 {
 154     return (mainWindow()->activeView() == this);
 155 }
 156
 157 void DolphinView::setMode(Mode mode)
 158 {
 159     if (mode == m_mode) {
 160         return;         // the wished mode is already set
 161     }
 162
 163     m_mode = mode;
 164
 165     ViewProperties props(m_urlNavigator->url());
 166     props.setViewMode(m_mode);
 167
 168     applyModeToView();
 169     startDirLister(m_urlNavigator->url());
 170
 171     emit modeChanged();
 172 }
 173
 174 DolphinView::Mode DolphinView::mode() const
 175 {
 176     return m_mode;
 177 }
 178
 179 void DolphinView::setShowHiddenFiles(bool show)
 180 {
 181     if (m_dirLister->showingDotFiles() == show) {
 182         return;
 183     }
 184
 185     ViewProperties props(m_urlNavigator->url());
 186     props.setShowHiddenFiles(show);
 187     props.save();
 188
 189     m_dirLister->setShowingDotFiles(show);
 190
 191     emit showHiddenFilesChanged();
 192
 193     reload();
 194 }
 195
 196 bool DolphinView::showHiddenFiles() const
 197 {
 198     return m_dirLister->showingDotFiles();
 199 }
 200
 201 void DolphinView::setViewProperties(const ViewProperties& props)
 202 {
 203     setMode(props.viewMode());
 204     setSorting(props.sorting());
 205     setSortOrder(props.sortOrder());
 206     setShowHiddenFiles(props.showHiddenFiles());
 207 }
 208
 209 void DolphinView::renameSelectedItems()
 210 {
 211     const KUrl::List urls = selectedUrls();
 212     if (urls.count() > 1) {
 213         // More than one item has been selected for renaming. Open
 214         // a rename dialog and rename all items afterwards.
 215         RenameDialog dialog(urls);
 216         if (dialog.exec() == QDialog::Rejected) {
 217             return;
 218         }
 219
 220         DolphinView* view = mainWindow()->activeView();
 221         const QString& newName = dialog.newName();
 222         if (newName.isEmpty()) {
 223             view->statusBar()->setMessage(i18n("The new item name is invalid."),
 224                                           DolphinStatusBar::Error);
 225         }
 226         else {
 227             UndoManager& undoMan = UndoManager::instance();
 228             undoMan.beginMacro();
 229
 230             assert(newName.contains('#'));
 231
 232             const int urlsCount = urls.count();
 233             ProgressIndicator* progressIndicator =
 234                 new  ProgressIndicator(mainWindow(),
 235                                        i18n("Renaming items..."),
 236                                        i18n("Renaming finished."),
 237                                        urlsCount);
 238
 239             // iterate through all selected items and rename them...
 240             const int replaceIndex = newName.indexOf('#');
 241             assert(replaceIndex >= 0);
 242             for (int i = 0; i < urlsCount; ++i) {
 243                 const KUrl& source = urls[i];
 244                 QString name(newName);
 245                 name.replace(replaceIndex, 1, renameIndexPresentation(i + 1, urlsCount));
 246
 247                 if (source.fileName() != name) {
 248                     KUrl dest(source.upUrl());
 249                     dest.addPath(name);
 250
 251                     const bool destExists = KIO::NetAccess::exists(dest, false, view);
 252                     if (destExists) {
 253                         delete progressIndicator;
 254                         progressIndicator = 0;
 255                         view->statusBar()->setMessage(i18n("Renaming failed (item '%1' already exists).",name),
 256                                                       DolphinStatusBar::Error);
 257                         break;
 258                     }
 259                     else if (KIO::NetAccess::file_move(source, dest)) {
 260                         // TODO: From the users point of view he executed one 'rename n files' operation,
 261                         // but internally we store it as n 'rename 1 file' operations for the undo mechanism.
 262                         DolphinCommand command(DolphinCommand::Rename, source, dest);
 263                         undoMan.addCommand(command);
 264                     }
 265                 }
 266
 267                 progressIndicator->execOperation();
 268             }
 269             delete progressIndicator;
 270             progressIndicator = 0;
 271
 272             undoMan.endMacro();
 273         }
 274     }
 275     else {
 276         // Only one item has been selected for renaming. Use the custom
 277         // renaming mechanism from the views.
 278         assert(urls.count() == 1);
 279         // TODO:
 280         /*if (m_mode == DetailsView) {
 281             Q3ListViewItem* item = m_iconsView->firstChild();
 282             while (item != 0) {
 283                 if (item->isSelected()) {
 284                     m_iconsView->rename(item, DolphinDetailsView::NameColumn);
 285                     break;
 286                 }
 287                 item = item->nextSibling();
 288             }
 289         }
 290         else {
 291             KFileIconViewItem* item = static_cast<KFileIconViewItem*>(m_iconsView->firstItem());
 292             while (item != 0) {
 293                 if (item->isSelected()) {
 294                     item->rename();
 295                     break;
 296                 }
 297                 item = static_cast<KFileIconViewItem*>(item->nextItem());
 298             }
 299         }*/
 300     }
 301 }
 302
 303 void DolphinView::selectAll()
 304 {
 305     //fileView()->selectAll();
 306 }
 307
 308 void DolphinView::invertSelection()
 309 {
 310     //fileView()->invertSelection();
 311 }
 312
 313 DolphinStatusBar* DolphinView::statusBar() const
 314 {
 315     return m_statusBar;
 316 }
 317
 318 int DolphinView::contentsX() const
 319 {
 320
 321     return 0; //scrollView()->contentsX();
 322 }
 323
 324 int DolphinView::contentsY() const
 325 {
 326     return 0; //scrollView()->contentsY();
 327 }
 328
 329 void DolphinView::refreshSettings()
 330 {
 331     startDirLister(m_urlNavigator->url());
 332 }
 333
 334 void DolphinView::updateStatusBar()
 335 {
 336     // As the item count information is less important
 337     // in comparison with other messages, it should only
 338     // be shown if:
 339     // - the status bar is empty or
 340     // - shows already the item count information or
 341     // - shows only a not very important information
 342     // - if any progress is given don't show the item count info at all
 343     const QString msg(m_statusBar->message());
 344     const bool updateStatusBarMsg = (msg.isEmpty() ||
 345                                      (msg == m_statusBar->defaultText()) ||
 346                                      (m_statusBar->type() == DolphinStatusBar::Information)) &&
 347                                     (m_statusBar->progress() == 100);
 348
 349     const QString text(hasSelection() ? selectionStatusBarText() : defaultStatusBarText());
 350     m_statusBar->setDefaultText(text);
 351
 352     if (updateStatusBarMsg) {
 353         m_statusBar->setMessage(text, DolphinStatusBar::Default);
 354     }
 355 }
 356
 357 void DolphinView::emitRequestItemInfo(const KUrl& url)
 358 {
 359     emit requestItemInfo(url);
 360 }
 361
 362 bool DolphinView::isFilterBarVisible() const
 363 {
 364   return m_filterBar->isVisible();
 365 }
 366
 367 bool DolphinView::isUrlEditable() const
 368 {
 369     return m_urlNavigator->isUrlEditable();
 370 }
 371
 372 void DolphinView::zoomIn()
 373 {
 374     //itemEffectsManager()->zoomIn();
 375 }
 376
 377 void DolphinView::zoomOut()
 378 {
 379     //itemEffectsManager()->zoomOut();
 380 }
 381
 382 bool DolphinView::isZoomInPossible() const
 383 {
 384     return false; //itemEffectsManager()->isZoomInPossible();
 385 }
 386
 387 bool DolphinView::isZoomOutPossible() const
 388 {
 389     return false; //itemEffectsManager()->isZoomOutPossible();
 390 }
 391
 392 void DolphinView::setSorting(Sorting sorting)
 393 {
 394     if (sorting != this->sorting()) {
 395         /*KFileView* view = fileView();
 396         int spec = view->sorting() & ~QDir::Name & ~QDir::Size & ~QDir::Time & ~QDir::Unsorted;
 397
 398         switch (sorting) {
 399             case SortByName: spec = spec | QDir::Name; break;
 400             case SortBySize: spec = spec | QDir::Size; break;
 401             case SortByDate: spec = spec | QDir::Time; break;
 402             default: break;
 403         }
 404
 405         ViewProperties props(url());
 406         props.setSorting(sorting);
 407
 408         view->setSorting(static_cast<QDir::SortFlags>(spec));
 409
 410         emit signalSortingChanged(sorting);*/
 411     }
 412 }
 413
 414 DolphinView::Sorting DolphinView::sorting() const
 415 {
 416     /*const QDir::SortFlags spec = fileView()->sorting();
 417
 418     if (spec & QDir::Time) {
 419         return SortByDate;
 420     }
 421
 422     if (spec & QDir::Size) {
 423         return SortBySize;
 424     }*/
 425
 426     return SortByName;
 427 }
 428
 429 void DolphinView::setSortOrder(Qt::SortOrder order)
 430 {
 431     if (sortOrder() != order) {
 432         /*KFileView* view = fileView();
 433         int sorting = view->sorting();
 434         sorting = (order == Qt::Ascending) ? (sorting & ~QDir::Reversed) :
 435                                              (sorting | QDir::Reversed);
 436
 437         ViewProperties props(url());
 438         props.setSortOrder(order);
 439
 440         view->setSorting(static_cast<QDir::SortFlags>(sorting));
 441
 442         emit signalSortOrderChanged(order);*/
 443     }
 444 }
 445
 446 Qt::SortOrder DolphinView::sortOrder() const
 447 {
 448     //return fileView()->isReversed() ? Qt::Descending : Qt::Ascending;
 449     return Qt::Descending;
 450 }
 451
 452 void DolphinView::goBack()
 453 {
 454     m_urlNavigator->goBack();
 455 }
 456
 457 void DolphinView::goForward()
 458 {
 459     m_urlNavigator->goForward();
 460 }
 461
 462 void DolphinView::goUp()
 463 {
 464     m_urlNavigator->goUp();
 465 }
 466
 467 void DolphinView::goHome()
 468 {
 469     m_urlNavigator->goHome();
 470 }
 471
 472 void DolphinView::setUrlEditable(bool editable)
 473 {
 474     m_urlNavigator->editUrl(editable);
 475 }
 476
 477 const Q3ValueList<UrlNavigator::HistoryElem> DolphinView::urlHistory(int& index) const
 478 {
 479     return m_urlNavigator->history(index);
 480 }
 481
 482 bool DolphinView::hasSelection() const
 483 {
 484     return m_iconsView->selectionModel()->hasSelection();
 485 }
 486
 487 KFileItemList DolphinView::selectedItems() const
 488 {
 489     QItemSelectionModel* selModel = m_iconsView->selectionModel();
 490     assert(selModel != 0);
 491
 492     KFileItemList itemList;
 493     if (selModel->hasSelection()) {
 494        KDirModel* dirModel = static_cast<KDirModel*>(m_iconsView->model());
 495        const QModelIndexList indexList = selModel->selectedIndexes();
 496
 497         QModelIndexList::const_iterator end = indexList.end();
 498         for (QModelIndexList::const_iterator it = indexList.begin(); it != end; ++it) {
 499            KFileItem* item = dirModel->itemForIndex(*it);
 500            if (item != 0) {
 501                itemList.append(item);
 502            }
 503         }
 504     }
 505     return itemList;
 506 }
 507
 508 KUrl::List DolphinView::selectedUrls() const
 509 {
 510     KUrl::List urls;
 511
 512     const KFileItemList list = selectedItems();
 513     KFileItemList::const_iterator it = list.begin();
 514     const KFileItemList::const_iterator end = list.end();
 515     while (it != end) {
 516         KFileItem* item = *it;
 517         urls.append(item->url());
 518         ++it;
 519     }
 520
 521     return urls;
 522 }
 523
 524 const KFileItem* DolphinView::currentFileItem() const
 525 {
 526     return 0; // fileView()->currentFileItem();
 527 }
 528
 529 void DolphinView::openContextMenu(KFileItem* fileInfo, const QPoint& pos)
 530 {
 531     DolphinContextMenu contextMenu(this, fileInfo, pos);
 532     contextMenu.open();
 533 }
 534
 535 void DolphinView::rename(const KUrl& source, const QString& newName)
 536 {
 537     bool ok = false;
 538
 539     if (newName.isEmpty() || (source.fileName() == newName)) {
 540         return;
 541     }
 542
 543     KUrl dest(source.upUrl());
 544     dest.addPath(newName);
 545
 546     const bool destExists = KIO::NetAccess::exists(dest,
 547                                                    false,
 548                                                    mainWindow()->activeView());
 549     if (destExists) {
 550         // the destination already exists, hence ask the user
 551         // how to proceed...
 552         KIO::RenameDlg renameDialog(this,
 553                                     i18n("File Already Exists"),
 554                                     source.path(),
 555                                     dest.path(),
 556                                     KIO::M_OVERWRITE);
 557         switch (renameDialog.exec()) {
 558             case KIO::R_OVERWRITE:
 559                 // the destination should be overwritten
 560                 ok = KIO::NetAccess::file_move(source, dest, -1, true);
 561                 break;
 562
 563             case KIO::R_RENAME: {
 564                 // a new name for the destination has been used
 565                 KUrl newDest(renameDialog.newDestUrl());
 566                 ok = KIO::NetAccess::file_move(source, newDest);
 567                 break;
 568             }
 569
 570             default:
 571                 // the renaming operation has been canceled
 572                 reload();
 573                 return;
 574         }
 575     }
 576     else {
 577         // no destination exists, hence just move the file to
 578         // do the renaming
 579         ok = KIO::NetAccess::file_move(source, dest);
 580     }
 581
 582     if (ok) {
 583         m_statusBar->setMessage(i18n("Renamed file '%1' to '%2'.",source.fileName(), dest.fileName()),
 584                                 DolphinStatusBar::OperationCompleted);
 585
 586         DolphinCommand command(DolphinCommand::Rename, source, dest);
 587         UndoManager::instance().addCommand(command);
 588     }
 589     else {
 590         m_statusBar->setMessage(i18n("Renaming of file '%1' to '%2' failed.",source.fileName(), dest.fileName()),
 591                                 DolphinStatusBar::Error);
 592         reload();
 593     }
 594 }
 595
 596 void DolphinView::reload()
 597 {
 598     startDirLister(m_urlNavigator->url(), true);
 599 }
 600
 601 void DolphinView::slotUrlListDropped(QDropEvent* /* event */,
 602                                      const KUrl::List& urls,
 603                                      const KUrl& url)
 604 {
 605     KUrl destination(url);
 606     if (destination.isEmpty()) {
 607         destination = m_urlNavigator->url();
 608     }
 609     else {
 610         // Check whether the destination Url is a directory. If this is not the
 611         // case, use the navigator Url as destination (otherwise the destination,
 612         // which represents a file, would be replaced by a copy- or move-operation).
 613         KFileItem fileItem(KFileItem::Unknown, KFileItem::Unknown, destination);
 614         if (!fileItem.isDir()) {
 615             destination = m_urlNavigator->url();
 616         }
 617     }
 618
 619     mainWindow()->dropUrls(urls, destination);
 620 }
 621
 622 void DolphinView::mouseReleaseEvent(QMouseEvent* event)
 623 {
 624     QWidget::mouseReleaseEvent(event);
 625     mainWindow()->setActiveView(this);
 626 }
 627
 628 DolphinMainWindow* DolphinView::mainWindow() const
 629 {
 630     return m_mainWindow;
 631 }
 632
 633 void DolphinView::loadDirectory(const KUrl& url)
 634 {
 635     const ViewProperties props(url);
 636     setMode(props.viewMode());
 637
 638     const bool showHiddenFiles = props.showHiddenFiles();
 639     setShowHiddenFiles(showHiddenFiles);
 640     m_dirLister->setShowingDotFiles(showHiddenFiles);
 641
 642     setSorting(props.sorting());
 643     setSortOrder(props.sortOrder());
 644
 645     startDirLister(url);
 646     emit urlChanged(url);
 647 }
 648
 649 void DolphinView::triggerIconsViewItem(Q3IconViewItem* item)
 650 {
 651     /* KDE4-TODO:
 652     const Qt::ButtonState keyboardState = KApplication::keyboardMouseState();
 653     const bool isSelectionActive = ((keyboardState & Qt::ShiftModifier) > 0) ||
 654                                    ((keyboardState & Qt::ControlModifier) > 0);*/
 655     const bool isSelectionActive = false;
 656     if ((item != 0) && !isSelectionActive) {
 657         // Updating the Url must be done outside the scope of this slot,
 658         // as iconview items will get deleted.
 659         QTimer::singleShot(0, this, SLOT(updateUrl()));
 660         mainWindow()->setActiveView(this);
 661     }
 662 }
 663
 664 void DolphinView::triggerItem(const QModelIndex& index)
 665 {
 666     KDirModel* dirModel = static_cast<KDirModel*>(m_iconsView->model());
 667     KFileItem* item = dirModel->itemForIndex(index);
 668     if (item == 0) {
 669         return;
 670     }
 671
 672     if (item->isDir()) {
 673         // Prefer the local path over the Url. This assures that the
 674         // volume space information is correct. Assuming that the Url is media:/sda1,
 675         // and the local path is /windows/C: For the Url the space info is related
 676         // to the root partition (and hence wrong) and for the local path the space
 677         // info is related to the windows partition (-> correct).
 678         //m_dirLister->stop();
 679         //m_dirLister->openUrl(item->url());
 680         //return;
 681
 682         const QString localPath(item->localPath());
 683         if (localPath.isEmpty()) {
 684             setUrl(item->url());
 685         }
 686         else {
 687             setUrl(KUrl(localPath));
 688         }
 689     }
 690     else {
 691         item->run();
 692     }
 693 }
 694
 695 void DolphinView::updateUrl()
 696 {
 697     //KFileView* fileView = (m_iconsView != 0) ? static_cast<KFileView*>(m_iconsView) :
 698     //                                           static_cast<KFileView*>(m_iconsView);
 699
 700     KFileItem* fileItem = 0; // TODO: fileView->currentFileItem();
 701     if (fileItem == 0) {
 702         return;
 703     }
 704
 705     if (fileItem->isDir()) {
 706         // Prefer the local path over the Url. This assures that the
 707         // volume space information is correct. Assuming that the Url is media:/sda1,
 708         // and the local path is /windows/C: For the Url the space info is related
 709         // to the root partition (and hence wrong) and for the local path the space
 710         // info is related to the windows partition (-> correct).
 711         const QString localPath(fileItem->localPath());
 712         if (localPath.isEmpty()) {
 713             setUrl(fileItem->url());
 714         }
 715         else {
 716             setUrl(KUrl(localPath));
 717         }
 718     }
 719     else {
 720         fileItem->run();
 721     }
 722 }
 723
 724 void DolphinView::slotPercent(int percent)
 725 {
 726     if (m_showProgress) {
 727         m_statusBar->setProgress(percent);
 728     }
 729 }
 730
 731 void DolphinView::slotClear()
 732 {
 733     //fileView()->clearView();
 734     updateStatusBar();
 735 }
 736
 737 void DolphinView::slotDeleteItem(KFileItem* item)
 738 {
 739     //fileView()->removeItem(item);
 740     updateStatusBar();
 741 }
 742
 743 void DolphinView::slotCompleted()
 744 {
 745     m_refreshing = true;
 746
 747     //KFileView* view = fileView();
 748     //view->clearView();
 749
 750     // TODO: in Qt4 the code should get a lot
 751     // simpler and nicer due to Interview...
 752     /*if (m_iconsView != 0) {
 753         m_iconsView->beginItemUpdates();
 754     }
 755     if (m_iconsView != 0) {
 756         m_iconsView->beginItemUpdates();
 757     }*/
 758
 759     if (m_showProgress) {
 760         m_statusBar->setProgressText(QString::null);
 761         m_statusBar->setProgress(100);
 762         m_showProgress = false;
 763     }
 764
 765     KFileItemList items(m_dirLister->items());
 766     KFileItemList::const_iterator it = items.begin();
 767     const KFileItemList::const_iterator end = items.end();
 768
 769     m_fileCount = 0;
 770     m_folderCount = 0;
 771
 772     while (it != end) {
 773         KFileItem* item = *it;
 774         //view->insertItem(item);
 775         if (item->isDir()) {
 776             ++m_folderCount;
 777         }
 778         else {
 779             ++m_fileCount;
 780         }
 781         ++it;
 782     }
 783
 784     updateStatusBar();
 785
 786     /*if (m_iconsView != 0) {
 787         // Prevent a flickering of the icon view widget by giving a small
 788         // timeslot to swallow asynchronous update events.
 789         m_iconsView->setUpdatesEnabled(false);
 790         QTimer::singleShot(10, this, SLOT(slotDelayedUpdate()));
 791     }
 792
 793     if (m_iconsView != 0) {
 794         m_iconsView->endItemUpdates();
 795         m_refreshing = false;
 796     }*/
 797 }
 798
 799 void DolphinView::slotInfoMessage(const QString& msg)
 800 {
 801     m_statusBar->setMessage(msg, DolphinStatusBar::Information);
 802 }
 803
 804 void DolphinView::slotErrorMessage(const QString& msg)
 805 {
 806     m_statusBar->setMessage(msg, DolphinStatusBar::Error);
 807 }
 808
 809 void DolphinView::slotGrabActivation()
 810 {
 811     mainWindow()->setActiveView(this);
 812 }
 813
 814 void DolphinView::emitSelectionChangedSignal()
 815 {
 816     emit selectionChanged();
 817 }
 818
 819 void DolphinView::closeFilterBar()
 820 {
 821     m_filterBar->hide();
 822     emit showFilterBarChanged(false);
 823 }
 824
 825 void DolphinView::slotContentsMoving(int x, int y)
 826 {
 827     if (!m_refreshing) {
 828         // Only emit a 'contents moved' signal if the user
 829         // moved the content by adjusting the sliders. Adjustments
 830         // resulted by refreshing a directory should not be respected.
 831         emit contentsMoved(x, y);
 832     }
 833 }
 834
 835 /*KFileView* DolphinView::fileView() const
 836 {
 837     return (m_mode == DetailsView) ? static_cast<KFileView*>(m_iconsView) :
 838                                      static_cast<KFileView*>(m_iconsView);
 839 }*/
 840
 841 Q3ScrollView* DolphinView::scrollView() const
 842 {
 843     return 0; //(m_mode == DetailsView) ? static_cast<Q3ScrollView*>(m_iconsView) :
 844               //                       static_cast<Q3ScrollView*>(m_iconsView);
 845 }
 846
 847 ItemEffectsManager* DolphinView::itemEffectsManager() const
 848 {
 849     return 0;
 850 }
 851
 852 void DolphinView::startDirLister(const KUrl& url, bool reload)
 853 {
 854     if (!url.isValid()) {
 855         const QString location(url.pathOrUrl());
 856         if (location.isEmpty()) {
 857             m_statusBar->setMessage(i18n("The location is empty."), DolphinStatusBar::Error);
 858         }
 859         else {
 860             m_statusBar->setMessage(i18n("The location '%1' is invalid.",location),
 861                                     DolphinStatusBar::Error);
 862         }
 863         return;
 864     }
 865
 866     // Only show the directory loading progress if the status bar does
 867     // not contain another progress information. This means that
 868     // the directory loading progress information has the lowest priority.
 869     const QString progressText(m_statusBar->progressText());
 870     m_showProgress = progressText.isEmpty() ||
 871                      (progressText == i18n("Loading directory..."));
 872     if (m_showProgress) {
 873         m_statusBar->setProgressText(i18n("Loading directory..."));
 874         m_statusBar->setProgress(0);
 875     }
 876
 877     m_refreshing = true;
 878     m_dirLister->stop();
 879     m_dirLister->openUrl(url, false, reload);
 880 }
 881
 882 QString DolphinView::defaultStatusBarText() const
 883 {
 884     // TODO: the following code is not suitable for languages where multiple forms
 885     // of plurals are given (e. g. in Poland three forms of plurals exist).
 886     const int itemCount = m_folderCount + m_fileCount;
 887
 888     QString text;
 889     if (itemCount == 1) {
 890         text = i18n("1 Item");
 891     }
 892     else {
 893         text = i18n("%1 Items",itemCount);
 894     }
 895
 896     text += " (";
 897
 898     if (m_folderCount == 1) {
 899         text += i18n("1 Folder");
 900     }
 901     else {
 902         text += i18n("%1 Folders",m_folderCount);
 903     }
 904
 905     text += ", ";
 906
 907     if (m_fileCount == 1) {
 908         text += i18n("1 File");
 909     }
 910     else {
 911         text += i18n("%1 Files",m_fileCount);
 912     }
 913
 914     text += ")";
 915
 916     return text;
 917 }
 918
 919 QString DolphinView::selectionStatusBarText() const
 920 {
 921     // TODO: the following code is not suitable for languages where multiple forms
 922     // of plurals are given (e. g. in Poland three forms of plurals exist).
 923     QString text;
 924     const KFileItemList list = selectedItems();
 925     if (list.isEmpty()) {
 926         // TODO: assert(!list.isEmpty()) should be used, as this method is only invoked if
 927         // DolphinView::hasSelection() is true. Inconsistent behavior?
 928         return QString();
 929     }
 930
 931     int fileCount = 0;
 932     int folderCount = 0;
 933     KIO::filesize_t byteSize = 0;
 934     KFileItemList::const_iterator it = list.begin();
 935     const KFileItemList::const_iterator end = list.end();
 936     while (it != end){
 937         KFileItem* item = *it;
 938         if (item->isDir()) {
 939             ++folderCount;
 940         }
 941         else {
 942             ++fileCount;
 943             byteSize += item->size();
 944         }
 945         ++it;
 946     }
 947
 948     if (folderCount == 1) {
 949         text = i18n("1 Folder selected");
 950     }
 951     else if (folderCount > 1) {
 952         text = i18n("%1 Folders selected",folderCount);
 953     }
 954
 955     if ((fileCount > 0) && (folderCount > 0)) {
 956         text += ", ";
 957     }
 958
 959     const QString sizeText(KIO::convertSize(byteSize));
 960     if (fileCount == 1) {
 961         text += i18n("1 File selected (%1)",sizeText);
 962     }
 963     else if (fileCount > 1) {
 964         text += i18n("%1 Files selected (%1)",fileCount,sizeText);
 965     }
 966
 967     return text;
 968 }
 969
 970 QString DolphinView::renameIndexPresentation(int index, int itemCount) const
 971 {
 972     // assure that the string reprentation for all indicess have the same
 973     // number of characters based on the given number of items
 974     QString str(QString::number(index));
 975     int chrCount = 1;
 976     while (itemCount >= 10) {
 977         ++chrCount;
 978         itemCount /= 10;
 979     }
 980     str.reserve(chrCount);
 981
 982     const int insertCount = chrCount - str.length();
 983     for (int i = 0; i < insertCount; ++i) {
 984         str.insert(0, '0');
 985     }
 986     return str;
 987 }
 988
 989 void DolphinView::slotShowFilterBar(bool show)
 990 {
 991     assert(m_filterBar != 0);
 992     if (show) {
 993         m_filterBar->show();
 994     }
 995     else {
 996         m_filterBar->hide();
 997     }
 998 }
 999
1000 void DolphinView::declareViewActive()
1001 {
1002     mainWindow()->setActiveView( this );
1003 }
1004
1005 void DolphinView::slotChangeNameFilter(const QString& nameFilter)
1006 {
1007     // The name filter of KDirLister does a 'hard' filtering, which
1008     // means that only the items are shown where the names match
1009     // exactly the filter. This is non-transparent for the user, which
1010     // just wants to have a 'soft' filtering: does the name contain
1011     // the filter string?
1012     QString adjustedFilter(nameFilter);
1013     adjustedFilter.insert(0, '*');
1014     adjustedFilter.append('*');
1015
1016     m_dirLister->setNameFilter(adjustedFilter);
1017     m_dirLister->emitChanges();
1018
1019     // TODO: this is a workaround for QIconView: the item position
1020     // stay as they are by filtering, only an inserting of an item
1021     // results to an automatic adjusting of the item position. In Qt4/KDE4
1022     // this workaround should get obsolete due to Interview.
1023     /*KFileView* view = fileView();
1024     if (view == m_iconsView) {
1025         KFileItem* first = view->firstFileItem();
1026         if (first != 0) {
1027             view->removeItem(first);
1028             view->insertItem(first);
1029         }
1030     }*/
1031 }
1032
1033 void DolphinView::applyModeToView()
1034 {
1035     //m_iconsView->setAlternatingRowColors(true);
1036     m_iconsView->setSelectionMode(QAbstractItemView::ExtendedSelection);
1037
1038     // TODO: the following code just tries to test some QListView capabilities
1039     switch (m_mode) {
1040         case IconsView:
1041             m_iconsView->setViewMode(QListView::IconMode);
1042             m_iconsView->setGridSize(QSize(128, 64));
1043             break;
1044
1045         case DetailsView:
1046             m_iconsView->setViewMode(QListView::ListMode);
1047             m_iconsView->setGridSize(QSize(256, 24));
1048             break;
1049
1050         //case PreviewsView:
1051         //    m_iconsView->setViewMode(QListView::IconMode);
1052         //    m_iconsView->setGridSize(QSize(128, 128));
1053         //    break;
1054     }
1055 }
1056
1057 #include "dolphinview.moc"