src/dolphinmainwindow.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz <peter.penz@gmx.at>                  *
   3  *   Copyright (C) 2006 by Stefan Monov <logixoul@gmail.com>               *
   4  *   Copyright (C) 2006 by Cvetoslav Ludmiloff <ludmiloff@gmail.com>       *
   5  *                                                                         *
   6  *   This program is free software; you can redistribute it and/or modify  *
   7  *   it under the terms of the GNU General Public License as published by  *
   8  *   the Free Software Foundation; either version 2 of the License, or     *
   9  *   (at your option) any later version.                                   *
  10  *                                                                         *
  11  *   This program is distributed in the hope that it will be useful,       *
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  14  *   GNU General Public License for more details.                          *
  15  *                                                                         *
  16  *   You should have received a copy of the GNU General Public License     *
  17  *   along with this program; if not, write to the                         *
  18  *   Free Software Foundation, Inc.,                                       *
  19  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  20  ***************************************************************************/
  21
  22 #include "dolphinmainwindow.h"
  23
  24 #include <assert.h>
  25
  26 #include "dolphinapplication.h"
  27 #include "dolphinsettings.h"
  28 #include "dolphinsettingsdialog.h"
  29 #include "dolphinstatusbar.h"
  30 #include "dolphinapplication.h"
  31 #include "urlnavigator.h"
  32 #include "dolphinsettings.h"
  33 #include "bookmarkssidebarpage.h"
  34 #include "infosidebarpage.h"
  35 #include "generalsettings.h"
  36 #include "viewpropertiesdialog.h"
  37 #include "viewproperties.h"
  38
  39 #include <kaction.h>
  40 #include <kactioncollection.h>
  41 #include <kbookmarkmanager.h>
  42 #include <kconfig.h>
  43 #include <kdesktopfile.h>
  44 #include <kdeversion.h>
  45 #include <kfiledialog.h>
  46 #include <kglobal.h>
  47 #include <kicon.h>
  48 #include <kiconloader.h>
  49 #include <kio/netaccess.h>
  50 #include <kio/renamedialog.h>
  51 #include <kinputdialog.h>
  52 #include <klocale.h>
  53 #include <kmenu.h>
  54 #include <kmessagebox.h>
  55 #include <knewmenu.h>
  56 #include <konqmimedata.h>
  57 #include <kpropertiesdialog.h>
  58 #include <kprotocolinfo.h>
  59 #include <ktoggleaction.h>
  60 #include <krun.h>
  61 #include <kshell.h>
  62 #include <kstandarddirs.h>
  63 #include <kstatusbar.h>
  64 #include <kstandardaction.h>
  65 #include <kurl.h>
  66
  67 #include <QCloseEvent>
  68 #include <QClipboard>
  69 #include <QSplitter>
  70 #include <QDockWidget>
  71
  72 DolphinMainWindow::DolphinMainWindow() :
  73     KMainWindow(0),
  74     m_newMenu(0),
  75     m_splitter(0),
  76     m_activeView(0)
  77 {
  78     setObjectName("Dolphin");
  79     m_view[PrimaryIdx] = 0;
  80     m_view[SecondaryIdx] = 0;
  81
  82     KonqUndoManager::incRef();
  83
  84     KonqUndoManager* undoManager = KonqUndoManager::self();
  85     undoManager->setUiInterface(new UndoUiInterface(this));
  86
  87     connect(undoManager, SIGNAL(undoAvailable(bool)),
  88             this, SLOT(slotUndoAvailable(bool)));
  89     connect(undoManager, SIGNAL(undoTextChanged(const QString&)),
  90             this, SLOT(slotUndoTextChanged(const QString&)));
  91 }
  92
  93 DolphinMainWindow::~DolphinMainWindow()
  94 {
  95     KonqUndoManager::decRef();
  96     DolphinApplication::app()->removeMainWindow(this);
  97 }
  98
  99 void DolphinMainWindow::setActiveView(DolphinView* view)
 100 {
 101     assert((view == m_view[PrimaryIdx]) || (view == m_view[SecondaryIdx]));
 102     if (m_activeView == view) {
 103         return;
 104     }
 105
 106     m_activeView = view;
 107
 108     updateHistory();
 109     updateEditActions();
 110     updateViewActions();
 111     updateGoActions();
 112
 113     setCaption(m_activeView->url().fileName());
 114
 115     emit activeViewChanged();
 116 }
 117
 118 void DolphinMainWindow::dropUrls(const KUrl::List& urls,
 119                                  const KUrl& destination)
 120 {
 121     Qt::DropAction action = Qt::CopyAction;
 122
 123     Qt::KeyboardModifiers modifier = QApplication::keyboardModifiers();
 124     const bool shiftPressed   = modifier & Qt::ShiftModifier;
 125     const bool controlPressed = modifier & Qt::ControlModifier;
 126     if (shiftPressed && controlPressed) {
 127         // shortcut for 'Link Here' is used
 128         action = Qt::LinkAction;
 129     }
 130     else if (shiftPressed) {
 131         // shortcut for 'Move Here' is used
 132         action = Qt::MoveAction;
 133     }
 134     else if (controlPressed) {
 135         // shortcut for 'Copy Here' is used
 136         action = Qt::CopyAction;
 137     }
 138     else {
 139         // open a context menu which offers the following actions:
 140         // - Move Here
 141         // - Copy Here
 142         // - Link Here
 143         // - Cancel
 144
 145         KMenu popup(this);
 146
 147         QString seq = QKeySequence(Qt::ShiftModifier).toString();
 148         seq.chop(1); // chop superfluous '+'
 149         QAction* moveAction = popup.addAction(KIcon("goto"),
 150                                               i18n("&Move Here") + "\t" + seq);
 151
 152         seq = QKeySequence(Qt::ControlModifier).toString();
 153         seq.chop(1);
 154         QAction* copyAction = popup.addAction(KIcon("editcopy"),
 155                                               i18n("&Copy Here") + "\t" + seq);
 156
 157         seq = QKeySequence(Qt::ControlModifier + Qt::ShiftModifier).toString();
 158         seq.chop(1);
 159         QAction* linkAction = popup.addAction(KIcon("www"),
 160                                               i18n("&Link Here") + "\t" + seq);
 161
 162         popup.addSeparator();
 163         popup.addAction(KIcon("stop"), i18n("Cancel"));
 164
 165         QAction* activatedAction = popup.exec(QCursor::pos());
 166         if (activatedAction == moveAction) {
 167             action = Qt::MoveAction;
 168         }
 169         else if (activatedAction == copyAction) {
 170             action = Qt::CopyAction;
 171         }
 172         else if (activatedAction == linkAction) {
 173             action = Qt::LinkAction;
 174         }
 175     }
 176
 177     switch (action) {
 178         case Qt::MoveAction:
 179             moveUrls(urls, destination);
 180             break;
 181
 182         case Qt::CopyAction:
 183             copyUrls(urls, destination);
 184             break;
 185
 186         case Qt::LinkAction:
 187             linkUrls(urls, destination);
 188             break;
 189
 190         default:
 191             break;
 192     }
 193 }
 194
 195 void DolphinMainWindow::refreshViews()
 196 {
 197     const bool split = DolphinSettings::instance().generalSettings()->splitView();
 198     const bool isPrimaryViewActive = (m_activeView == m_view[PrimaryIdx]);
 199     KUrl url;
 200     for (int i = PrimaryIdx; i <= SecondaryIdx; ++i) {
 201        if (m_view[i] != 0) {
 202             url = m_view[i]->url();
 203
 204             // delete view instance...
 205             m_view[i]->close();
 206             m_view[i]->deleteLater();
 207             m_view[i] = 0;
 208         }
 209
 210         if (split || (i == PrimaryIdx)) {
 211             // ... and recreate it
 212             ViewProperties props(url);
 213             m_view[i] = new DolphinView(this,
 214                                         m_splitter,
 215                                         url,
 216                                         props.viewMode(),
 217                                         props.showHiddenFiles());
 218             connectViewSignals(i);
 219             m_view[i]->show();
 220         }
 221     }
 222
 223     m_activeView = isPrimaryViewActive ? m_view[PrimaryIdx] : m_view[SecondaryIdx];
 224     assert(m_activeView != 0);
 225
 226     updateViewActions();
 227     emit activeViewChanged();
 228 }
 229
 230 void DolphinMainWindow::slotViewModeChanged()
 231 {
 232     updateViewActions();
 233 }
 234
 235 void DolphinMainWindow::slotShowHiddenFilesChanged()
 236 {
 237     KToggleAction* showHiddenFilesAction =
 238         static_cast<KToggleAction*>(actionCollection()->action("show_hidden_files"));
 239     showHiddenFilesAction->setChecked(m_activeView->showHiddenFiles());
 240 }
 241
 242 void DolphinMainWindow::slotSortingChanged(DolphinView::Sorting sorting)
 243 {
 244     QAction* action = 0;
 245     switch (sorting) {
 246         case DolphinView::SortByName:
 247             action = actionCollection()->action("by_name");
 248             break;
 249         case DolphinView::SortBySize:
 250             action = actionCollection()->action("by_size");
 251             break;
 252         case DolphinView::SortByDate:
 253             action = actionCollection()->action("by_date");
 254             break;
 255         default:
 256             break;
 257     }
 258
 259     if (action != 0) {
 260         KToggleAction* toggleAction = static_cast<KToggleAction*>(action);
 261         toggleAction->setChecked(true);
 262     }
 263 }
 264
 265 void DolphinMainWindow::slotSortOrderChanged(Qt::SortOrder order)
 266 {
 267     KToggleAction* descending = static_cast<KToggleAction*>(actionCollection()->action("descending"));
 268     const bool sortDescending = (order == Qt::Descending);
 269     descending->setChecked(sortDescending);
 270 }
 271
 272 void DolphinMainWindow::slotSelectionChanged()
 273 {
 274     updateEditActions();
 275
 276     assert(m_view[PrimaryIdx] != 0);
 277     int selectedUrlsCount = m_view[PrimaryIdx]->selectedUrls().count();
 278     if (m_view[SecondaryIdx] != 0) {
 279         selectedUrlsCount += m_view[SecondaryIdx]->selectedUrls().count();
 280     }
 281
 282     QAction* compareFilesAction = actionCollection()->action("compare_files");
 283     compareFilesAction->setEnabled(selectedUrlsCount == 2);
 284
 285     m_activeView->updateStatusBar();
 286
 287     emit selectionChanged();
 288 }
 289
 290 void DolphinMainWindow::slotHistoryChanged()
 291 {
 292     updateHistory();
 293 }
 294
 295 void DolphinMainWindow::slotUrlChanged(const KUrl& url)
 296 {
 297     updateEditActions();
 298     updateGoActions();
 299     setCaption(url.fileName());
 300 }
 301
 302 void DolphinMainWindow::updateFilterBarAction(bool show)
 303 {
 304     KToggleAction* showFilterBarAction =
 305         static_cast<KToggleAction*>(actionCollection()->action("show_filter_bar"));
 306     showFilterBarAction->setChecked(show);
 307 }
 308
 309 void DolphinMainWindow::openNewMainWindow()
 310 {
 311     DolphinApplication::app()->createMainWindow()->show();
 312 }
 313
 314 void DolphinMainWindow::closeEvent(QCloseEvent* event)
 315 {
 316     DolphinSettings& settings = DolphinSettings::instance();
 317     GeneralSettings* generalSettings = settings.generalSettings();
 318     generalSettings->setFirstRun(false);
 319
 320     settings.save();
 321
 322     // TODO: I assume there will be a generic way in KDE 4 to store the docks
 323     // of the main window. In the meantime they are stored manually:
 324     QString filename = KStandardDirs::locateLocal("data", KGlobal::instance()->instanceName());
 325     filename.append("/panels_layout");
 326     QFile file(filename);
 327     if (file.open(QIODevice::WriteOnly)) {
 328         QByteArray data = saveState();
 329         file.write(data);
 330         file.close();
 331     }
 332
 333     KMainWindow::closeEvent(event);
 334 }
 335
 336 void DolphinMainWindow::saveProperties(KConfig* config)
 337 {
 338     config->setGroup("Primary view");
 339     config->writeEntry("Url", m_view[PrimaryIdx]->url().url());
 340     config->writeEntry("Editable Url", m_view[PrimaryIdx]->isUrlEditable());
 341     if (m_view[SecondaryIdx] != 0) {
 342         config->setGroup("Secondary view");
 343         config->writeEntry("Url", m_view[SecondaryIdx]->url().url());
 344         config->writeEntry("Editable Url", m_view[SecondaryIdx]->isUrlEditable());
 345     }
 346 }
 347
 348 void DolphinMainWindow::readProperties(KConfig* config)
 349 {
 350     config->setGroup("Primary view");
 351     m_view[PrimaryIdx]->setUrl(config->readEntry("Url"));
 352     m_view[PrimaryIdx]->setUrlEditable(config->readEntry("Editable Url", false));
 353     if (config->hasGroup("Secondary view")) {
 354         config->setGroup("Secondary view");
 355         if (m_view[SecondaryIdx] == 0) {
 356             toggleSplitView();
 357         }
 358         m_view[SecondaryIdx]->setUrl(config->readEntry("Url"));
 359         m_view[SecondaryIdx]->setUrlEditable(config->readEntry("Editable Url", false));
 360     }
 361     else if (m_view[SecondaryIdx] != 0) {
 362         toggleSplitView();
 363     }
 364 }
 365
 366 void DolphinMainWindow::updateNewMenu()
 367 {
 368     m_newMenu->slotCheckUpToDate();
 369     m_newMenu->setPopupFiles(activeView()->url());
 370 }
 371
 372 void DolphinMainWindow::rename()
 373 {
 374     clearStatusBar();
 375     m_activeView->renameSelectedItems();
 376 }
 377
 378 void DolphinMainWindow::moveToTrash()
 379 {
 380     clearStatusBar();
 381     const KUrl::List selectedUrls = m_activeView->selectedUrls();
 382     KonqOperations::del(this, KonqOperations::TRASH, selectedUrls);
 383     m_undoOperations.append(KonqOperations::TRASH);
 384 }
 385
 386 void DolphinMainWindow::deleteItems()
 387 {
 388     clearStatusBar();
 389
 390     KUrl::List list = m_activeView->selectedUrls();
 391     const uint itemCount = list.count();
 392     assert(itemCount >= 1);
 393
 394     QString text;
 395     if (itemCount > 1) {
 396         text = i18n("Do you really want to delete the %1 selected items?",itemCount);
 397     }
 398     else {
 399         const KUrl& url = list.first();
 400         text = i18n("Do you really want to delete '%1'?",url.fileName());
 401     }
 402
 403     const bool del = KMessageBox::warningContinueCancel(this,
 404                                                         text,
 405                                                         QString::null,
 406                                                         KGuiItem(i18n("Delete"), KIcon("editdelete"))
 407                                                        ) == KMessageBox::Continue;
 408     if (del) {
 409         KIO::Job* job = KIO::del(list);
 410         connect(job, SIGNAL(result(KJob*)),
 411                 this, SLOT(slotHandleJobError(KJob*)));
 412         connect(job, SIGNAL(result(KJob*)),
 413                 this, SLOT(slotDeleteFileFinished(KJob*)));
 414     }
 415 }
 416
 417 void DolphinMainWindow::properties()
 418 {
 419     const KFileItemList list = m_activeView->selectedItems();
 420     new KPropertiesDialog(list, this);
 421 }
 422
 423 void DolphinMainWindow::quit()
 424 {
 425     close();
 426 }
 427
 428 void DolphinMainWindow::slotHandleJobError(KJob* job)
 429 {
 430     if (job->error() != 0) {
 431         DolphinStatusBar* statusBar = m_activeView->statusBar();
 432         statusBar->setMessage(job->errorString(),
 433                               DolphinStatusBar::Error);
 434     }
 435 }
 436
 437 void DolphinMainWindow::slotDeleteFileFinished(KJob* job)
 438 {
 439     if (job->error() == 0) {
 440         DolphinStatusBar* statusBar = m_activeView->statusBar();
 441         statusBar->setMessage(i18n("Delete operation completed."),
 442                               DolphinStatusBar::OperationCompleted);
 443     }
 444 }
 445
 446 void DolphinMainWindow::slotUndoAvailable(bool available)
 447 {
 448     QAction* undoAction = actionCollection()->action(KStandardAction::stdName(KStandardAction::Undo));
 449     if (undoAction != 0) {
 450         undoAction->setEnabled(available);
 451     }
 452
 453     if (available && (m_undoOperations.count() > 0)) {
 454         const KonqOperations::Operation op = m_undoOperations.takeFirst();
 455         DolphinStatusBar* statusBar = m_activeView->statusBar();
 456         switch (op) {
 457             case KonqOperations::COPY:
 458                 statusBar->setMessage(i18n("Copy operation completed."),
 459                                       DolphinStatusBar::OperationCompleted);
 460                 break;
 461             case KonqOperations::MOVE:
 462                 statusBar->setMessage(i18n("Move operation completed."),
 463                                       DolphinStatusBar::OperationCompleted);
 464                 break;
 465             case KonqOperations::LINK:
 466                 statusBar->setMessage(i18n("Link operation completed."),
 467                                       DolphinStatusBar::OperationCompleted);
 468                 break;
 469             case KonqOperations::TRASH:
 470                 statusBar->setMessage(i18n("Move to trash operation completed."),
 471                                       DolphinStatusBar::OperationCompleted);
 472                 break;
 473             default:
 474                 break;
 475         }
 476
 477     }
 478 }
 479
 480 void DolphinMainWindow::slotUndoTextChanged(const QString& text)
 481 {
 482     QAction* undoAction = actionCollection()->action(KStandardAction::stdName(KStandardAction::Undo));
 483     if (undoAction != 0) {
 484         undoAction->setText(text);
 485     }
 486 }
 487
 488 void DolphinMainWindow::cut()
 489 {
 490     QMimeData* mimeData = new QMimeData();
 491     const KUrl::List kdeUrls = m_activeView->selectedUrls();
 492     const KUrl::List mostLocalUrls;
 493     KonqMimeData::populateMimeData(mimeData, kdeUrls, mostLocalUrls, true);
 494     QApplication::clipboard()->setMimeData(mimeData);
 495 }
 496
 497 void DolphinMainWindow::copy()
 498 {
 499     QMimeData* mimeData = new QMimeData();
 500     const KUrl::List kdeUrls = m_activeView->selectedUrls();
 501     const KUrl::List mostLocalUrls;
 502     KonqMimeData::populateMimeData(mimeData, kdeUrls, mostLocalUrls, false);
 503
 504     QApplication::clipboard()->setMimeData(mimeData);
 505 }
 506
 507 void DolphinMainWindow::paste()
 508 {
 509     QClipboard* clipboard = QApplication::clipboard();
 510     const QMimeData* mimeData = clipboard->mimeData();
 511
 512     clearStatusBar();
 513
 514     const KUrl::List sourceUrls = KUrl::List::fromMimeData(mimeData);
 515
 516     // per default the pasting is done into the current Url of the view
 517     KUrl destUrl(m_activeView->url());
 518
 519     // check whether the pasting should be done into a selected directory
 520     KUrl::List selectedUrls = m_activeView->selectedUrls();
 521     if (selectedUrls.count() == 1) {
 522         const KFileItem fileItem(S_IFDIR,
 523                                  KFileItem::Unknown,
 524                                  selectedUrls.first(),
 525                                  true);
 526         if (fileItem.isDir()) {
 527             // only one item is selected which is a directory, hence paste
 528             // into this directory
 529             destUrl = selectedUrls.first();
 530         }
 531     }
 532
 533     if (KonqMimeData::decodeIsCutSelection(mimeData)) {
 534         moveUrls(sourceUrls, destUrl);
 535         clipboard->clear();
 536     }
 537     else {
 538         copyUrls(sourceUrls, destUrl);
 539     }
 540 }
 541
 542 void DolphinMainWindow::updatePasteAction()
 543 {
 544     QAction* pasteAction = actionCollection()->action(KStandardAction::stdName(KStandardAction::Paste));
 545     if (pasteAction == 0) {
 546         return;
 547     }
 548
 549     QString text(i18n("Paste"));
 550     QClipboard* clipboard = QApplication::clipboard();
 551     const QMimeData* mimeData = clipboard->mimeData();
 552
 553     KUrl::List urls = KUrl::List::fromMimeData(mimeData);
 554     if (!urls.isEmpty()) {
 555         pasteAction->setEnabled(true);
 556
 557         const int count = urls.count();
 558         if (count == 1) {
 559             pasteAction->setText(i18n("Paste 1 File"));
 560         }
 561         else {
 562             pasteAction->setText(i18n("Paste %1 Files").arg(count));
 563         }
 564     }
 565     else {
 566         pasteAction->setEnabled(false);
 567         pasteAction->setText(i18n("Paste"));
 568     }
 569
 570     if (pasteAction->isEnabled()) {
 571         KUrl::List urls = m_activeView->selectedUrls();
 572         const uint count = urls.count();
 573         if (count > 1) {
 574             // pasting should not be allowed when more than one file
 575             // is selected
 576             pasteAction->setEnabled(false);
 577         }
 578         else if (count == 1) {
 579             // Only one file is selected. Pasting is only allowed if this
 580             // file is a directory.
 581             // TODO: this doesn't work with remote protocols; instead we need a
 582             // m_activeView->selectedFileItems() to get the real KFileItems
 583             const KFileItem fileItem(S_IFDIR,
 584                                      KFileItem::Unknown,
 585                                      urls.first(),
 586                                      true);
 587             pasteAction->setEnabled(fileItem.isDir());
 588         }
 589     }
 590 }
 591
 592 void DolphinMainWindow::selectAll()
 593 {
 594     clearStatusBar();
 595     m_activeView->selectAll();
 596 }
 597
 598 void DolphinMainWindow::invertSelection()
 599 {
 600     clearStatusBar();
 601     m_activeView->invertSelection();
 602 }
 603 void DolphinMainWindow::setIconsView()
 604 {
 605     m_activeView->setMode(DolphinView::IconsView);
 606 }
 607
 608 void DolphinMainWindow::setDetailsView()
 609 {
 610     m_activeView->setMode(DolphinView::DetailsView);
 611 }
 612
 613 void DolphinMainWindow::sortByName()
 614 {
 615     m_activeView->setSorting(DolphinView::SortByName);
 616 }
 617
 618 void DolphinMainWindow::sortBySize()
 619 {
 620     m_activeView->setSorting(DolphinView::SortBySize);
 621 }
 622
 623 void DolphinMainWindow::sortByDate()
 624 {
 625     m_activeView->setSorting(DolphinView::SortByDate);
 626 }
 627
 628 void DolphinMainWindow::toggleSortOrder()
 629 {
 630     const Qt::SortOrder order = (m_activeView->sortOrder() == Qt::Ascending) ?
 631                                 Qt::Descending :
 632                                 Qt::Ascending;
 633     m_activeView->setSortOrder(order);
 634 }
 635
 636 void DolphinMainWindow::toggleSplitView()
 637 {
 638     if (m_view[SecondaryIdx] == 0) {
 639         const int newWidth = (m_view[PrimaryIdx]->width() - m_splitter->handleWidth()) / 2;
 640         // create a secondary view
 641         m_view[SecondaryIdx] = new DolphinView(this,
 642                                                0,
 643                                                m_view[PrimaryIdx]->url(),
 644                                                m_view[PrimaryIdx]->mode(),
 645                                                m_view[PrimaryIdx]->showHiddenFiles());
 646         connectViewSignals(SecondaryIdx);
 647         m_splitter->addWidget(m_view[SecondaryIdx]);
 648         m_splitter->setSizes(QList<int>() << newWidth << newWidth);
 649         m_view[SecondaryIdx]->show();
 650     }
 651     else {
 652         // remove secondary view
 653         if (m_activeView == m_view[PrimaryIdx]) {
 654             m_view[SecondaryIdx]->close();
 655             m_view[SecondaryIdx]->deleteLater();
 656             m_view[SecondaryIdx] = 0;
 657             setActiveView(m_view[PrimaryIdx]);
 658         }
 659         else {
 660             // The secondary view is active, hence from the users point of view
 661             // the content of the secondary view should be moved to the primary view.
 662             // From an implementation point of view it is more efficient to close
 663             // the primary view and exchange the internal pointers afterwards.
 664             m_view[PrimaryIdx]->close();
 665             delete m_view[PrimaryIdx];
 666             m_view[PrimaryIdx] = m_view[SecondaryIdx];
 667             m_view[SecondaryIdx] = 0;
 668             setActiveView(m_view[PrimaryIdx]);
 669         }
 670     }
 671 }
 672
 673 void DolphinMainWindow::reloadView()
 674 {
 675     clearStatusBar();
 676     m_activeView->reload();
 677 }
 678
 679 void DolphinMainWindow::stopLoading()
 680 {
 681 }
 682
 683 void DolphinMainWindow::togglePreview()
 684 {
 685     clearStatusBar();
 686
 687     const KToggleAction* showPreviewAction =
 688         static_cast<KToggleAction*>(actionCollection()->action("show_preview"));
 689     const bool show = showPreviewAction->isChecked();
 690     m_activeView->setShowPreview(show);
 691 }
 692
 693 void DolphinMainWindow::toggleShowHiddenFiles()
 694 {
 695     clearStatusBar();
 696
 697     const KToggleAction* showHiddenFilesAction =
 698         static_cast<KToggleAction*>(actionCollection()->action("show_hidden_files"));
 699     const bool show = showHiddenFilesAction->isChecked();
 700     m_activeView->setShowHiddenFiles(show);
 701 }
 702
 703 void DolphinMainWindow::showFilterBar()
 704 {
 705     const KToggleAction* showFilterBarAction =
 706         static_cast<KToggleAction*>(actionCollection()->action("show_filter_bar"));
 707     const bool show = showFilterBarAction->isChecked();
 708     m_activeView->showFilterBar(show);
 709 }
 710
 711 void DolphinMainWindow::zoomIn()
 712 {
 713     m_activeView->zoomIn();
 714     updateViewActions();
 715 }
 716
 717 void DolphinMainWindow::zoomOut()
 718 {
 719     m_activeView->zoomOut();
 720     updateViewActions();
 721 }
 722
 723 void DolphinMainWindow::toggleEditLocation()
 724 {
 725     clearStatusBar();
 726
 727     KToggleAction* action = static_cast<KToggleAction*>(actionCollection()->action("editable_location"));
 728
 729     bool editOrBrowse = action->isChecked();
 730     m_activeView->setUrlEditable(editOrBrowse);
 731 }
 732
 733 void DolphinMainWindow::editLocation()
 734 {
 735     KToggleAction* action = static_cast<KToggleAction*>(actionCollection()->action("editable_location"));
 736     action->setChecked(true);
 737     m_activeView->setUrlEditable(true);
 738 }
 739
 740 void DolphinMainWindow::adjustViewProperties()
 741 {
 742     clearStatusBar();
 743     ViewPropertiesDialog dlg(m_activeView);
 744     dlg.exec();
 745 }
 746
 747 void DolphinMainWindow::goBack()
 748 {
 749     clearStatusBar();
 750     m_activeView->goBack();
 751 }
 752
 753 void DolphinMainWindow::goForward()
 754 {
 755     clearStatusBar();
 756     m_activeView->goForward();
 757 }
 758
 759 void DolphinMainWindow::goUp()
 760 {
 761     clearStatusBar();
 762     m_activeView->goUp();
 763 }
 764
 765 void DolphinMainWindow::goHome()
 766 {
 767     clearStatusBar();
 768     m_activeView->goHome();
 769 }
 770
 771 void DolphinMainWindow::openTerminal()
 772 {
 773     QString command("konsole --workdir \"");
 774     command.append(m_activeView->url().path());
 775     command.append('\"');
 776
 777     KRun::runCommand(command, "Konsole", "konsole");
 778 }
 779
 780 void DolphinMainWindow::findFile()
 781 {
 782     KRun::run("kfind", m_activeView->url());
 783 }
 784
 785 void DolphinMainWindow::compareFiles()
 786 {
 787     // The method is only invoked if exactly 2 files have
 788     // been selected. The selected files may be:
 789     // - both in the primary view
 790     // - both in the secondary view
 791     // - one in the primary view and the other in the secondary
 792     //   view
 793     assert(m_view[PrimaryIdx] != 0);
 794
 795     KUrl urlA;
 796     KUrl urlB;
 797     KUrl::List urls = m_view[PrimaryIdx]->selectedUrls();
 798
 799     switch (urls.count()) {
 800         case 0: {
 801             assert(m_view[SecondaryIdx] != 0);
 802             urls = m_view[SecondaryIdx]->selectedUrls();
 803             assert(urls.count() == 2);
 804             urlA = urls[0];
 805             urlB = urls[1];
 806             break;
 807         }
 808
 809         case 1: {
 810             urlA = urls[0];
 811             assert(m_view[SecondaryIdx] != 0);
 812             urls = m_view[SecondaryIdx]->selectedUrls();
 813             assert(urls.count() == 1);
 814             urlB = urls[0];
 815             break;
 816         }
 817
 818         case 2: {
 819             urlA = urls[0];
 820             urlB = urls[1];
 821             break;
 822         }
 823
 824         default: {
 825             // may not happen: compareFiles may only get invoked if 2
 826             // files are selected
 827             assert(false);
 828         }
 829     }
 830
 831     QString command("kompare -c \"");
 832     command.append(urlA.pathOrUrl());
 833     command.append("\" \"");
 834     command.append(urlB.pathOrUrl());
 835     command.append('\"');
 836     KRun::runCommand(command, "Kompare", "kompare");
 837
 838 }
 839
 840 void DolphinMainWindow::editSettings()
 841 {
 842     // TODO: make a static method for opening the settings dialog
 843     DolphinSettingsDialog dlg(this);
 844     dlg.exec();
 845 }
 846
 847 void DolphinMainWindow::init()
 848 {
 849     // Check whether Dolphin runs the first time. If yes then
 850     // a proper default window size is given at the end of DolphinMainWindow::init().
 851     GeneralSettings* generalSettings = DolphinSettings::instance().generalSettings();
 852     const bool firstRun = generalSettings->firstRun();
 853
 854     setAcceptDrops(true);
 855
 856     m_splitter = new QSplitter(this);
 857
 858     DolphinSettings& settings = DolphinSettings::instance();
 859
 860     KBookmarkManager* manager = settings.bookmarkManager();
 861     assert(manager != 0);
 862     KBookmarkGroup root = manager->root();
 863     if (root.first().isNull()) {
 864         root.addBookmark(manager, i18n("Home"), settings.generalSettings()->homeUrl(), "folder_home");
 865         root.addBookmark(manager, i18n("Storage Media"), KUrl("media:/"), "blockdevice");
 866         root.addBookmark(manager, i18n("Network"), KUrl("remote:/"), "network_local");
 867         root.addBookmark(manager, i18n("Root"), KUrl("/"), "folder_red");
 868         root.addBookmark(manager, i18n("Trash"), KUrl("trash:/"), "trashcan_full");
 869     }
 870
 871     setupActions();
 872
 873     const KUrl& homeUrl = root.first().url();
 874     setCaption(homeUrl.fileName());
 875     ViewProperties props(homeUrl);
 876     m_view[PrimaryIdx] = new DolphinView(this,
 877                                          m_splitter,
 878                                          homeUrl,
 879                                          props.viewMode(),
 880                                          props.showHiddenFiles());
 881     connectViewSignals(PrimaryIdx);
 882     m_view[PrimaryIdx]->show();
 883
 884     m_activeView = m_view[PrimaryIdx];
 885
 886     setCentralWidget(m_splitter);
 887     setupDockWidgets();
 888
 889     setupGUI(Keys|Save|Create|ToolBar);
 890     createGUI();
 891
 892     stateChanged("new_file");
 893     setAutoSaveSettings();
 894
 895     QClipboard* clipboard = QApplication::clipboard();
 896     connect(clipboard, SIGNAL(dataChanged()),
 897             this, SLOT(updatePasteAction()));
 898     updatePasteAction();
 899     updateGoActions();
 900
 901     loadSettings();
 902
 903     if (firstRun) {
 904         // assure a proper default size if Dolphin runs the first time
 905         resize(640, 480);
 906     }
 907 }
 908
 909 void DolphinMainWindow::loadSettings()
 910 {
 911     GeneralSettings* settings = DolphinSettings::instance().generalSettings();
 912
 913     KToggleAction* splitAction = static_cast<KToggleAction*>(actionCollection()->action("split_view"));
 914     if (settings->splitView()) {
 915         splitAction->setChecked(true);
 916         toggleSplitView();
 917     }
 918
 919     updateViewActions();
 920
 921     // TODO: I assume there will be a generic way in KDE 4 to restore the docks
 922     // of the main window. In the meantime they are restored manually (see also
 923     // DolphinMainWindow::closeEvent() for more details):
 924     QString filename = KStandardDirs::locateLocal("data", KGlobal::instance()->instanceName());
 925     filename.append("/panels_layout");
 926     QFile file(filename);
 927     if (file.open(QIODevice::ReadOnly)) {
 928         QByteArray data = file.readAll();
 929         restoreState(data);
 930         file.close();
 931     }
 932 }
 933
 934 void DolphinMainWindow::setupActions()
 935 {
 936     // setup 'File' menu
 937     m_newMenu = new KNewMenu(actionCollection(), this, "create_new");
 938     KMenu* menu = m_newMenu->menu();
 939     menu->setTitle(i18n("Create New..."));
 940     menu->setIcon(SmallIcon("filenew"));
 941     connect(menu, SIGNAL(aboutToShow()),
 942             this, SLOT(updateNewMenu()));
 943
 944     QAction* action = actionCollection()->addAction("new_window");
 945     action->setIcon(KIcon("window_new"));
 946     action->setText(i18n("New &Window"));
 947     connect(action, SIGNAL(triggered()), this, SLOT(openNewMainWindow()));
 948
 949     QAction* rename = actionCollection()->addAction("rename");
 950     rename->setText(i18n("Rename"));
 951     rename->setShortcut(Qt::Key_F2);
 952     connect(rename, SIGNAL(triggered()), this, SLOT(rename()));
 953
 954     QAction* moveToTrash = actionCollection()->addAction("move_to_trash");
 955     moveToTrash->setText(i18n("Move to Trash"));
 956     moveToTrash->setIcon(KIcon("edittrash"));
 957     moveToTrash->setShortcut(QKeySequence::Delete);
 958     connect(moveToTrash, SIGNAL(triggered()), this, SLOT(moveToTrash()));
 959
 960     QAction* deleteAction = actionCollection()->addAction("delete");
 961     deleteAction->setText(i18n("Delete"));
 962     deleteAction->setShortcut(Qt::ALT | Qt::Key_Delete);
 963     deleteAction->setIcon(KIcon("editdelete"));
 964     connect(deleteAction, SIGNAL(triggered()), this, SLOT(deleteItems()));
 965
 966     QAction* properties = actionCollection()->addAction("properties");
 967     properties->setText(i18n("Propert&ies"));
 968     properties->setShortcut(Qt::Key_Alt | Qt::Key_Return);
 969     connect(properties, SIGNAL(triggered()), this, SLOT(properties()));
 970
 971     KStandardAction::quit(this, SLOT(quit()), actionCollection());
 972
 973     // setup 'Edit' menu
 974     KStandardAction::undo(KonqUndoManager::self(),
 975                           SLOT(undo()),
 976                           actionCollection());
 977
 978     KStandardAction::cut(this, SLOT(cut()), actionCollection());
 979     KStandardAction::copy(this, SLOT(copy()), actionCollection());
 980     KStandardAction::paste(this, SLOT(paste()), actionCollection());
 981
 982     QAction* selectAll = actionCollection()->addAction("select_all");
 983     selectAll->setText(i18n("Select All"));
 984     selectAll->setShortcut(Qt::CTRL + Qt::Key_A);
 985     connect(selectAll, SIGNAL(triggered()), this, SLOT(selectAll()));
 986
 987     QAction* invertSelection = actionCollection()->addAction("invert_selection");
 988     invertSelection->setText(i18n("Invert Selection"));
 989     invertSelection->setShortcut(Qt::CTRL | Qt::SHIFT | Qt::Key_A);
 990     connect(invertSelection, SIGNAL(triggered()), this, SLOT(invertSelection()));
 991
 992     // setup 'View' menu
 993     KStandardAction::zoomIn(this,
 994                        SLOT(zoomIn()),
 995                        actionCollection());
 996
 997     KStandardAction::zoomOut(this,
 998                         SLOT(zoomOut()),
 999                         actionCollection());
1000
1001     KToggleAction* iconsView = actionCollection()->add<KToggleAction>("icons");
1002     iconsView->setText(i18n("Icons"));
1003     iconsView->setShortcut(Qt::CTRL | Qt::Key_1);
1004     iconsView->setIcon(KIcon("view_icon"));
1005     connect(iconsView, SIGNAL(triggered()), this, SLOT(setIconsView()));
1006
1007     KToggleAction* detailsView = actionCollection()->add<KToggleAction>("details");
1008     detailsView->setText(i18n("Details"));
1009     detailsView->setShortcut(Qt::CTRL | Qt::Key_2);
1010     detailsView->setIcon(KIcon("view_text"));
1011     connect(detailsView, SIGNAL(triggered()), this, SLOT(setDetailsView()));
1012
1013     QActionGroup* viewModeGroup = new QActionGroup(this);
1014     viewModeGroup->addAction(iconsView);
1015     viewModeGroup->addAction(detailsView);
1016
1017     KToggleAction* sortByName = actionCollection()->add<KToggleAction>("by_name");
1018     sortByName->setText(i18n("By Name"));
1019     connect(sortByName, SIGNAL(triggered()), this, SLOT(sortByName()));
1020
1021     KToggleAction* sortBySize = actionCollection()->add<KToggleAction>("by_size");
1022     sortBySize->setText(i18n("By Size"));
1023     connect(sortBySize, SIGNAL(triggered()), this, SLOT(sortBySize()));
1024
1025     KToggleAction* sortByDate = actionCollection()->add<KToggleAction>("by_date");
1026     sortByDate->setText(i18n("By Date"));
1027     connect(sortByDate, SIGNAL(triggered()), this, SLOT(sortByDate()));
1028
1029     QActionGroup* sortGroup = new QActionGroup(this);
1030     sortGroup->addAction(sortByName);
1031     sortGroup->addAction(sortBySize);
1032     sortGroup->addAction(sortByDate);
1033
1034     KToggleAction* sortDescending = actionCollection()->add<KToggleAction>("descending");
1035     sortDescending->setText(i18n("Descending"));
1036     connect(sortDescending, SIGNAL(triggered()), this, SLOT(toggleSortOrder()));
1037
1038     KToggleAction* showPreview = actionCollection()->add<KToggleAction>("show_preview");
1039     showPreview->setText(i18n("Show Preview"));
1040     connect(showPreview, SIGNAL(triggered()), this, SLOT(togglePreview()));
1041
1042     KToggleAction* showHiddenFiles = actionCollection()->add<KToggleAction>("show_hidden_files");
1043     showHiddenFiles->setText(i18n("Show Hidden Files"));
1044     //showHiddenFiles->setShortcut(Qt::ALT | Qt::Key_      KDE4-TODO: what Qt-Key represents '.'?
1045     connect(showHiddenFiles, SIGNAL(triggered()), this, SLOT(toggleShowHiddenFiles()));
1046
1047     KToggleAction* split = actionCollection()->add<KToggleAction>("split_view");
1048     split->setText(i18n("Split View"));
1049     split->setShortcut(Qt::Key_F10);
1050     split->setIcon(KIcon("view_left_right"));
1051     connect(split, SIGNAL(triggered()), this, SLOT(toggleSplitView()));
1052
1053     QAction* reload = actionCollection()->addAction("reload");
1054     reload->setText(i18n("Reload"));
1055     reload->setShortcut(Qt::Key_F5);
1056     reload->setIcon(KIcon("reload"));
1057     connect(reload, SIGNAL(triggered()), this, SLOT(reloadView()));
1058
1059     QAction* stop = actionCollection()->addAction("stop");
1060     stop->setText(i18n("Stop"));
1061     stop->setIcon(KIcon("stop"));
1062     connect(stop, SIGNAL(triggered()), this, SLOT(stopLoading()));
1063
1064     KToggleAction* showFullLocation = actionCollection()->add<KToggleAction>("editable_location");
1065     showFullLocation->setText(i18n("Show Full Location"));
1066     showFullLocation->setShortcut(Qt::CTRL | Qt::Key_L);
1067     connect(showFullLocation, SIGNAL(triggered()), this, SLOT(toggleEditLocation()));
1068
1069     KToggleAction* editLocation = actionCollection()->add<KToggleAction>("edit_location");
1070     editLocation->setText(i18n("Edit Location"));
1071     editLocation->setShortcut(Qt::Key_F6);
1072     connect(editLocation, SIGNAL(triggered()), this, SLOT(editLocation()));
1073
1074     QAction* adjustViewProps = actionCollection()->addAction("view_properties");
1075     adjustViewProps->setText(i18n("Adjust View Properties..."));
1076     connect(adjustViewProps, SIGNAL(triggered()), this, SLOT(adjustViewProperties()));
1077
1078     // setup 'Go' menu
1079     KStandardAction::back(this, SLOT(goBack()), actionCollection());
1080     KStandardAction::forward(this, SLOT(goForward()), actionCollection());
1081     KStandardAction::up(this, SLOT(goUp()), actionCollection());
1082     KStandardAction::home(this, SLOT(goHome()), actionCollection());
1083
1084     // setup 'Tools' menu
1085     QAction* openTerminal = actionCollection()->addAction("open_terminal");
1086     openTerminal->setText(i18n("Open Terminal"));
1087     openTerminal->setShortcut(Qt::Key_F4);
1088     openTerminal->setIcon(KIcon("konsole"));
1089     connect(openTerminal, SIGNAL(triggered()), this, SLOT(openTerminal()));
1090
1091     QAction* findFile = actionCollection()->addAction("find_file");
1092     findFile->setText(i18n("Find File..."));
1093     findFile->setShortcut(Qt::Key_F);
1094     findFile->setIcon(KIcon("filefind"));
1095     connect(findFile, SIGNAL(triggered()), this, SLOT(findFile()));
1096
1097     KToggleAction* showFilterBar = actionCollection()->add<KToggleAction>("show_filter_bar");
1098     showFilterBar->setText(i18n("Show Filter Bar"));
1099     showFilterBar->setShortcut(Qt::Key_Slash);
1100     connect(showFilterBar, SIGNAL(triggered()), this, SLOT(showFilterBar()));
1101
1102     QAction* compareFiles = actionCollection()->addAction("compare_files");
1103     compareFiles->setText(i18n("Compare Files"));
1104     compareFiles->setIcon(KIcon("kompare"));
1105     compareFiles->setEnabled(false);
1106     connect(compareFiles, SIGNAL(triggered()), this, SLOT(compareFiles()));
1107
1108     // setup 'Settings' menu
1109     KStandardAction::preferences(this, SLOT(editSettings()), actionCollection());
1110 }
1111
1112 void DolphinMainWindow::setupDockWidgets()
1113 {
1114     QDockWidget* shortcutsDock = new QDockWidget(i18n("Bookmarks"));
1115     shortcutsDock->setObjectName("bookmarksDock");
1116     shortcutsDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
1117     shortcutsDock->setWidget(new BookmarksSidebarPage(this));
1118
1119     shortcutsDock->toggleViewAction()->setText(i18n("Show Bookmarks Panel"));
1120     actionCollection()->addAction("show_bookmarks_panel", shortcutsDock->toggleViewAction());
1121
1122     addDockWidget(Qt::LeftDockWidgetArea, shortcutsDock);
1123
1124     QDockWidget* infoDock = new QDockWidget(i18n("Information"));
1125     infoDock->setObjectName("infoDock");
1126     infoDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
1127     infoDock->setWidget(new InfoSidebarPage(this));
1128
1129     infoDock->toggleViewAction()->setText(i18n("Show Information Panel"));
1130     actionCollection()->addAction("show_info_panel", infoDock->toggleViewAction());
1131
1132     addDockWidget(Qt::RightDockWidgetArea, infoDock);
1133 }
1134
1135 void DolphinMainWindow::updateHistory()
1136 {
1137     int index = 0;
1138     const QLinkedList<UrlNavigator::HistoryElem> list = m_activeView->urlHistory(index);
1139
1140     QAction* backAction = actionCollection()->action("go_back");
1141     if (backAction != 0) {
1142         backAction->setEnabled(index < static_cast<int>(list.count()) - 1);
1143     }
1144
1145     QAction* forwardAction = actionCollection()->action("go_forward");
1146     if (forwardAction != 0) {
1147         forwardAction->setEnabled(index > 0);
1148     }
1149 }
1150
1151 void DolphinMainWindow::updateEditActions()
1152 {
1153     const KFileItemList list = m_activeView->selectedItems();
1154     if (list.isEmpty()) {
1155         stateChanged("has_no_selection");
1156     }
1157     else {
1158         stateChanged("has_selection");
1159
1160         QAction* renameAction = actionCollection()->action("rename");
1161         if (renameAction != 0) {
1162             renameAction->setEnabled(list.count() >= 1);
1163         }
1164
1165         bool enableMoveToTrash = true;
1166
1167         KFileItemList::const_iterator it = list.begin();
1168         const KFileItemList::const_iterator end = list.end();
1169         while (it != end) {
1170             KFileItem* item = *it;
1171             const KUrl& url = item->url();
1172             // only enable the 'Move to Trash' action for local files
1173             if (!url.isLocalFile()) {
1174                 enableMoveToTrash = false;
1175             }
1176             ++it;
1177         }
1178
1179         QAction* moveToTrashAction = actionCollection()->action("move_to_trash");
1180         moveToTrashAction->setEnabled(enableMoveToTrash);
1181     }
1182     updatePasteAction();
1183 }
1184
1185 void DolphinMainWindow::updateViewActions()
1186 {
1187     QAction* zoomInAction = actionCollection()->action(KStandardAction::stdName(KStandardAction::ZoomIn));
1188     if (zoomInAction != 0) {
1189         zoomInAction->setEnabled(m_activeView->isZoomInPossible());
1190     }
1191
1192     QAction* zoomOutAction = actionCollection()->action(KStandardAction::stdName(KStandardAction::ZoomOut));
1193     if (zoomOutAction != 0) {
1194         zoomOutAction->setEnabled(m_activeView->isZoomOutPossible());
1195     }
1196
1197     QAction* action = 0;
1198     switch (m_activeView->mode()) {
1199         case DolphinView::IconsView:
1200             action = actionCollection()->action("icons");
1201             break;
1202         case DolphinView::DetailsView:
1203             action = actionCollection()->action("details");
1204             break;
1205         default:
1206             break;
1207     }
1208
1209     if (action != 0) {
1210         KToggleAction* toggleAction = static_cast<KToggleAction*>(action);
1211         toggleAction->setChecked(true);
1212     }
1213
1214     slotSortingChanged(m_activeView->sorting());
1215     slotSortOrderChanged(m_activeView->sortOrder());
1216
1217     KToggleAction* showFilterBarAction =
1218         static_cast<KToggleAction*>(actionCollection()->action("show_filter_bar"));
1219     showFilterBarAction->setChecked(m_activeView->isFilterBarVisible());
1220
1221     KToggleAction* showHiddenFilesAction =
1222         static_cast<KToggleAction*>(actionCollection()->action("show_hidden_files"));
1223     showHiddenFilesAction->setChecked(m_activeView->showHiddenFiles());
1224
1225     KToggleAction* splitAction = static_cast<KToggleAction*>(actionCollection()->action("split_view"));
1226     splitAction->setChecked(m_view[SecondaryIdx] != 0);
1227 }
1228
1229 void DolphinMainWindow::updateGoActions()
1230 {
1231     QAction* goUpAction = actionCollection()->action(KStandardAction::stdName(KStandardAction::Up));
1232     const KUrl& currentUrl = m_activeView->url();
1233     goUpAction->setEnabled(currentUrl.upUrl() != currentUrl);
1234 }
1235
1236 void DolphinMainWindow::copyUrls(const KUrl::List& source, const KUrl& dest)
1237 {
1238     KonqOperations::copy(this, KonqOperations::COPY, source, dest);
1239     m_undoOperations.append(KonqOperations::COPY);
1240 }
1241
1242 void DolphinMainWindow::moveUrls(const KUrl::List& source, const KUrl& dest)
1243 {
1244     KonqOperations::copy(this, KonqOperations::MOVE, source, dest);
1245     m_undoOperations.append(KonqOperations::MOVE);
1246 }
1247
1248 void DolphinMainWindow::linkUrls(const KUrl::List& source, const KUrl& dest)
1249 {
1250     KonqOperations::copy(this, KonqOperations::LINK, source, dest);
1251     m_undoOperations.append(KonqOperations::LINK);
1252 }
1253
1254 void DolphinMainWindow::clearStatusBar()
1255 {
1256     m_activeView->statusBar()->clear();
1257 }
1258
1259 void DolphinMainWindow::connectViewSignals(int viewIndex)
1260 {
1261     DolphinView* view = m_view[viewIndex];
1262     connect(view, SIGNAL(modeChanged()),
1263             this, SLOT(slotViewModeChanged()));
1264     connect(view, SIGNAL(showHiddenFilesChanged()),
1265             this, SLOT(slotShowHiddenFilesChanged()));
1266     connect(view, SIGNAL(sortingChanged(DolphinView::Sorting)),
1267             this, SLOT(slotSortingChanged(DolphinView::Sorting)));
1268     connect(view, SIGNAL(sortOrderChanged(Qt::SortOrder)),
1269             this, SLOT(slotSortOrderChanged(Qt::SortOrder)));
1270     connect(view, SIGNAL(selectionChanged()),
1271             this, SLOT(slotSelectionChanged()));
1272     connect(view, SIGNAL(showFilterBarChanged(bool)),
1273             this, SLOT(updateFilterBarAction(bool)));
1274
1275     const UrlNavigator* navigator = view->urlNavigator();
1276     connect(navigator, SIGNAL(urlChanged(const KUrl&)),
1277             this, SLOT(slotUrlChanged(const KUrl&)));
1278     connect(navigator, SIGNAL(historyChanged()),
1279             this, SLOT(slotHistoryChanged()));
1280
1281 }
1282
1283 DolphinMainWindow::UndoUiInterface::UndoUiInterface(DolphinMainWindow* mainWin) :
1284     m_mainWin(mainWin)
1285 {
1286     assert(m_mainWin != 0);
1287 }
1288
1289 DolphinMainWindow::UndoUiInterface::~UndoUiInterface()
1290 {
1291 }
1292
1293 void DolphinMainWindow::UndoUiInterface::jobError(KIO::Job* job)
1294 {
1295     DolphinStatusBar* statusBar = m_mainWin->activeView()->statusBar();
1296     statusBar->setMessage(job->errorString(), DolphinStatusBar::Error);
1297 }
1298
1299 bool DolphinMainWindow::UndoUiInterface::copiedFileWasModified(const KUrl& src,
1300                                                                const KUrl& dest,
1301                                                                time_t /*srcTime*/,
1302                                                                time_t destTime)
1303 {
1304     // The following code has been taken from libkonq/konq_undo.cc
1305     // Copyright (C) 2000 Simon Hausmann <hausmann@kde.org>
1306     // Copyright (C) 2006 David Faure <faure@kde.org>
1307     const QDateTime destDt = QDateTime::fromTime_t(destTime);
1308     const QString timeStr = KGlobal::locale()->formatDateTime(destDt, true /* short */);
1309     return KMessageBox::warningContinueCancel(
1310         m_mainWin,
1311         i18n( "The file %1 was copied from %2, but since then it has apparently been modified at %3.\n"
1312               "Undoing the copy will delete the file, and all modifications will be lost.\n"
1313               "Are you sure you want to delete %4?", dest.pathOrUrl(), src.pathOrUrl(), timeStr, dest.pathOrUrl()),
1314         i18n( "Undo File Copy Confirmation" ),
1315         KStandardGuiItem::cont(),
1316         QString(),
1317         KMessageBox::Notify | KMessageBox::Dangerous ) == KMessageBox::Continue;
1318 }
1319
1320 #include "dolphinmainwindow.moc"