src/dolphinviewcontainer.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2007 by Peter Penz <peter.penz19@gmail.com>             *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #include "dolphinviewcontainer.h"
  21 #include <KProtocolManager>
  22
  23 #include <QApplication>
  24 #include <QKeyEvent>
  25 #include <QItemSelection>
  26 #include <QBoxLayout>
  27 #include <QTimer>
  28 #include <QScrollBar>
  29 #include <QMimeData>
  30
  31 #include <KDesktopFile>
  32 #include <KFileItemDelegate>
  33 #include <KFileItemActions>
  34 #include <KFilePlacesModel>
  35 #include <KLocale>
  36 #include <KIconEffect>
  37 #include <KIO/NetAccess>
  38 #include <KIO/PreviewJob>
  39 #include <KMessageWidget>
  40 #include <KNewFileMenu>
  41 #include <konq_operations.h>
  42 #include <KShell>
  43 #include <KUrl>
  44 #include <KUrlComboBox>
  45 #include <KUrlNavigator>
  46 #include <KRun>
  47
  48 #ifdef KActivities_FOUND
  49 #include <KActivities/ResourceInstance>
  50 #endif
  51
  52 #include "dolphin_generalsettings.h"
  53 #include "filterbar/filterbar.h"
  54 #include "search/dolphinsearchbox.h"
  55 #include "statusbar/dolphinstatusbar.h"
  56 #include "views/draganddrophelper.h"
  57 #include "views/viewmodecontroller.h"
  58 #include "views/viewproperties.h"
  59
  60 DolphinViewContainer::DolphinViewContainer(const KUrl& url, QWidget* parent) :
  61     QWidget(parent),
  62     m_topLayout(0),
  63     m_urlNavigator(0),
  64     m_searchBox(0),
  65     m_messageWidget(0),
  66     m_view(0),
  67     m_filterBar(0),
  68     m_statusBar(0),
  69     m_statusBarTimer(0),
  70     m_statusBarTimestamp(),
  71     m_autoGrabFocus(true),
  72     m_dropDestination(),
  73     m_dropEvent(0)
  74 #ifdef KActivities_FOUND
  75     , m_activityResourceInstance(0)
  76 #endif
  77 {
  78     hide();
  79
  80     m_topLayout = new QVBoxLayout(this);
  81     m_topLayout->setSpacing(0);
  82     m_topLayout->setMargin(0);
  83
  84     m_urlNavigator = new KUrlNavigator(new KFilePlacesModel(this), url, this);
  85     connect(m_urlNavigator, &KUrlNavigator::urlsDropped,
  86             this, &DolphinViewContainer::dropUrls);
  87     connect(m_urlNavigator, &KUrlNavigator::activated,
  88             this, &DolphinViewContainer::activate);
  89     connect(m_urlNavigator->editor(), &KUrlComboBox::completionModeChanged,
  90             this, &DolphinViewContainer::saveUrlCompletionMode);
  91
  92     const GeneralSettings* settings = GeneralSettings::self();
  93     m_urlNavigator->setUrlEditable(settings->editableUrl());
  94     m_urlNavigator->setShowFullPath(settings->showFullPath());
  95     m_urlNavigator->setHomeUrl(KUrl(settings->homeUrl()));
  96     KUrlComboBox* editor = m_urlNavigator->editor();
  97     editor->setCompletionMode(KCompletion::CompletionMode(settings->urlCompletionMode()));
  98
  99     m_searchBox = new DolphinSearchBox(this);
 100     m_searchBox->hide();
 101     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
 102     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
 103     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
 104     connect(m_searchBox, &DolphinSearchBox::returnPressed, this, &DolphinViewContainer::requestFocus);
 105
 106     m_messageWidget = new KMessageWidget(this);
 107     m_messageWidget->setCloseButtonVisible(true);
 108     m_messageWidget->hide();
 109
 110     m_view = new DolphinView(url, this);
 111     connect(m_view, &DolphinView::urlChanged,
 112             m_urlNavigator, &KUrlNavigator::setUrl);
 113     connect(m_view, &DolphinView::urlChanged,
 114             m_messageWidget, &KMessageWidget::hide);
 115     connect(m_view, &DolphinView::writeStateChanged,
 116             this, &DolphinViewContainer::writeStateChanged);
 117     connect(m_view, &DolphinView::requestItemInfo,
 118             this, &DolphinViewContainer::showItemInfo);
 119     connect(m_view, &DolphinView::itemActivated,
 120             this, &DolphinViewContainer::slotItemActivated);
 121     connect(m_view, &DolphinView::itemsActivated,
 122             this, &DolphinViewContainer::slotItemsActivated);
 123     connect(m_view, &DolphinView::redirection,
 124             this, &DolphinViewContainer::redirect);
 125     connect(m_view, &DolphinView::directoryLoadingStarted,
 126             this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 127     connect(m_view, &DolphinView::directoryLoadingCompleted,
 128             this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 129     connect(m_view, &DolphinView::directoryLoadingCanceled,
 130             this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 131     connect(m_view, &DolphinView::itemCountChanged,
 132             this, &DolphinViewContainer::delayedStatusBarUpdate);
 133     connect(m_view, &DolphinView::directoryLoadingProgress,
 134             this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 135     connect(m_view, &DolphinView::directorySortingProgress,
 136             this, &DolphinViewContainer::updateDirectorySortingProgress);
 137     connect(m_view, &DolphinView::selectionChanged,
 138             this, &DolphinViewContainer::delayedStatusBarUpdate);
 139     connect(m_view, &DolphinView::urlAboutToBeChanged,
 140             this, &DolphinViewContainer::slotViewUrlAboutToBeChanged);
 141     connect(m_view, &DolphinView::errorMessage,
 142             this, &DolphinViewContainer::showErrorMessage);
 143     connect(m_view, &DolphinView::urlIsFileError,
 144             this, &DolphinViewContainer::slotUrlIsFileError);
 145     connect(m_view, &DolphinView::activated,
 146             this, &DolphinViewContainer::activate);
 147
 148     connect(m_urlNavigator, &KUrlNavigator::urlAboutToBeChanged,
 149             this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 150     connect(m_urlNavigator, &KUrlNavigator::urlChanged,
 151             this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 152     connect(m_urlNavigator, &KUrlNavigator::historyChanged,
 153             this, &DolphinViewContainer::slotHistoryChanged);
 154     connect(m_urlNavigator, &KUrlNavigator::returnPressed,
 155             this, &DolphinViewContainer::slotReturnPressed);
 156
 157     // Initialize status bar
 158     m_statusBar = new DolphinStatusBar(this);
 159     m_statusBar->setUrl(m_view->url());
 160     m_statusBar->setZoomLevel(m_view->zoomLevel());
 161     connect(m_view, &DolphinView::urlChanged,
 162             m_statusBar, &DolphinStatusBar::setUrl);
 163     connect(m_view, &DolphinView::zoomLevelChanged,
 164             m_statusBar, &DolphinStatusBar::setZoomLevel);
 165     connect(m_view, &DolphinView::infoMessage,
 166             m_statusBar, &DolphinStatusBar::setText);
 167     connect(m_view, &DolphinView::operationCompletedMessage,
 168             m_statusBar, &DolphinStatusBar::setText);
 169     connect(m_statusBar, &DolphinStatusBar::stopPressed,
 170             this, &DolphinViewContainer::stopDirectoryLoading);
 171     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged,
 172             this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 173
 174     m_statusBarTimer = new QTimer(this);
 175     m_statusBarTimer->setSingleShot(true);
 176     m_statusBarTimer->setInterval(300);
 177     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 178
 179     KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
 180     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished,
 181             this, &DolphinViewContainer::delayedStatusBarUpdate);
 182
 183     // Initialize filter bar
 184     m_filterBar = new FilterBar(this);
 185     m_filterBar->setVisible(settings->filterBar());
 186     connect(m_filterBar, &FilterBar::filterChanged,
 187             this, &DolphinViewContainer::setNameFilter);
 188     connect(m_filterBar, &FilterBar::closeRequest,
 189             this, &DolphinViewContainer::closeFilterBar);
 190     connect(m_filterBar, &FilterBar::focusViewRequest,
 191             this, &DolphinViewContainer::requestFocus);
 192     connect(m_view, &DolphinView::urlChanged,
 193             m_filterBar, &FilterBar::slotUrlChanged);
 194
 195     m_topLayout->addWidget(m_urlNavigator);
 196     m_topLayout->addWidget(m_searchBox);
 197     m_topLayout->addWidget(m_messageWidget);
 198     m_topLayout->addWidget(m_view);
 199     m_topLayout->addWidget(m_filterBar);
 200     m_topLayout->addWidget(m_statusBar);
 201
 202     setSearchModeEnabled(isSearchUrl(url));
 203
 204     // Initialize kactivities resource instance
 205
 206     #ifdef KActivities_FOUND
 207     m_activityResourceInstance = new KActivities::ResourceInstance(
 208             window()->winId(), url);
 209     m_activityResourceInstance->setParent(this);
 210     #endif
 211 }
 212
 213 DolphinViewContainer::~DolphinViewContainer()
 214 {
 215 }
 216
 217 KUrl DolphinViewContainer::url() const
 218 {
 219     return m_view->url();
 220 }
 221
 222 void DolphinViewContainer::setActive(bool active)
 223 {
 224     m_searchBox->setActive(active);
 225     m_urlNavigator->setActive(active);
 226     m_view->setActive(active);
 227
 228     #ifdef KActivities_FOUND
 229     if (active) {
 230         m_activityResourceInstance->notifyFocusedIn();
 231     } else {
 232         m_activityResourceInstance->notifyFocusedOut();
 233     }
 234     #endif
 235 }
 236
 237 bool DolphinViewContainer::isActive() const
 238 {
 239     Q_ASSERT(m_view->isActive() == m_urlNavigator->isActive());
 240     return m_view->isActive();
 241 }
 242
 243 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 244 {
 245     m_autoGrabFocus = grab;
 246 }
 247
 248 bool DolphinViewContainer::autoGrabFocus() const
 249 {
 250     return m_autoGrabFocus;
 251 }
 252
 253 const DolphinStatusBar* DolphinViewContainer::statusBar() const
 254 {
 255     return m_statusBar;
 256 }
 257
 258 DolphinStatusBar* DolphinViewContainer::statusBar()
 259 {
 260     return m_statusBar;
 261 }
 262
 263 const KUrlNavigator* DolphinViewContainer::urlNavigator() const
 264 {
 265     return m_urlNavigator;
 266 }
 267
 268 KUrlNavigator* DolphinViewContainer::urlNavigator()
 269 {
 270     return m_urlNavigator;
 271 }
 272
 273 const DolphinView* DolphinViewContainer::view() const
 274 {
 275     return m_view;
 276 }
 277
 278 DolphinView* DolphinViewContainer::view()
 279 {
 280     return m_view;
 281 }
 282
 283 void DolphinViewContainer::showMessage(const QString& msg, MessageType type)
 284 {
 285     if (msg.isEmpty()) {
 286         return;
 287     }
 288
 289     m_messageWidget->setText(msg);
 290
 291     switch (type) {
 292     case Information: m_messageWidget->setMessageType(KMessageWidget::Information); break;
 293     case Warning:     m_messageWidget->setMessageType(KMessageWidget::Warning); break;
 294     case Error:       m_messageWidget->setMessageType(KMessageWidget::Error); break;
 295     default:
 296         Q_ASSERT(false);
 297         break;
 298     }
 299
 300     m_messageWidget->setWordWrap(false);
 301     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 302     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 303
 304     m_messageWidget->animatedShow();
 305 }
 306
 307 void DolphinViewContainer::readSettings()
 308 {
 309     if (GeneralSettings::modifiedStartupSettings()) {
 310         // The startup settings should only get applied if they have been
 311         // modified by the user. Otherwise keep the (possibly) different current
 312         // settings of the URL navigator and the filterbar.
 313         m_urlNavigator->setUrlEditable(GeneralSettings::editableUrl());
 314         m_urlNavigator->setShowFullPath(GeneralSettings::showFullPath());
 315         m_urlNavigator->setHomeUrl(KUrl(GeneralSettings::homeUrl()));
 316         setFilterBarVisible(GeneralSettings::filterBar());
 317     }
 318
 319     m_view->readSettings();
 320     m_statusBar->readSettings();
 321 }
 322
 323 bool DolphinViewContainer::isFilterBarVisible() const
 324 {
 325     return m_filterBar->isVisible();
 326 }
 327
 328 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 329 {
 330     if (enabled == isSearchModeEnabled()) {
 331         if (enabled && !m_searchBox->hasFocus()) {
 332             m_searchBox->setFocus();
 333             m_searchBox->selectAll();
 334         }
 335         return;
 336     }
 337
 338     m_searchBox->setVisible(enabled);
 339     m_urlNavigator->setVisible(!enabled);
 340
 341     if (enabled) {
 342         const KUrl& locationUrl = m_urlNavigator->locationUrl();
 343         m_searchBox->fromSearchUrl(locationUrl);
 344     } else {
 345         m_view->setViewPropertiesContext(QString());
 346
 347         // Restore the URL for the URL navigator. If Dolphin has been
 348         // started with a search-URL, the home URL is used as fallback.
 349         KUrl url = m_searchBox->searchPath();
 350         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 351             url = GeneralSettings::self()->homeUrl();
 352         }
 353         m_urlNavigator->setLocationUrl(url);
 354     }
 355 }
 356
 357 bool DolphinViewContainer::isSearchModeEnabled() const
 358 {
 359     return m_searchBox->isVisible();
 360 }
 361
 362 QString DolphinViewContainer::placesText() const
 363 {
 364     QString text;
 365
 366     if (isSearchModeEnabled()) {
 367         text = m_searchBox->searchPath().fileName() + QLatin1String(": ") + m_searchBox->text();
 368     } else {
 369         text = url().fileName();
 370         if (text.isEmpty()) {
 371             text = url().host();
 372         }
 373     }
 374
 375     return text;
 376 }
 377
 378 void DolphinViewContainer::setUrl(const KUrl& newUrl)
 379 {
 380     if (newUrl != m_urlNavigator->locationUrl()) {
 381         m_urlNavigator->setLocationUrl(newUrl);
 382     }
 383
 384     #ifdef KActivities_FOUND
 385     m_activityResourceInstance->setUri(newUrl);
 386     #endif
 387 }
 388
 389 void DolphinViewContainer::setFilterBarVisible(bool visible)
 390 {
 391     Q_ASSERT(m_filterBar);
 392     if (visible) {
 393         m_filterBar->show();
 394         m_filterBar->setFocus();
 395         m_filterBar->selectAll();
 396     } else {
 397         closeFilterBar();
 398     }
 399 }
 400
 401 void DolphinViewContainer::delayedStatusBarUpdate()
 402 {
 403     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 404         // No update of the statusbar has been done during the last 2 seconds,
 405         // although an update has been requested. Trigger an immediate update.
 406         m_statusBarTimer->stop();
 407         updateStatusBar();
 408     } else {
 409         // Invoke updateStatusBar() with a small delay. This assures that
 410         // when a lot of delayedStatusBarUpdates() are done in a short time,
 411         // no bottleneck is given.
 412         m_statusBarTimer->start();
 413     }
 414 }
 415
 416 void DolphinViewContainer::updateStatusBar()
 417 {
 418     m_statusBarTimestamp.start();
 419
 420     const QString text = m_view->statusBarText();
 421     m_statusBar->setDefaultText(text);
 422     m_statusBar->resetToDefaultText();
 423 }
 424
 425 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 426 {
 427     if (m_statusBar->progressText().isEmpty()) {
 428         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder..."));
 429     }
 430     m_statusBar->setProgress(percent);
 431 }
 432
 433 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 434 {
 435     if (m_statusBar->progressText().isEmpty()) {
 436         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting..."));
 437     }
 438     m_statusBar->setProgress(percent);
 439 }
 440
 441 void DolphinViewContainer::slotDirectoryLoadingStarted()
 442 {
 443     if (isSearchUrl(url())) {
 444         // Search KIO-slaves usually don't provide any progress information. Give
 445         // a hint to the user that a searching is done:
 446         updateStatusBar();
 447         m_statusBar->setProgressText(i18nc("@info", "Searching..."));
 448         m_statusBar->setProgress(-1);
 449     } else {
 450         // Trigger an undetermined progress indication. The progress
 451         // information in percent will be triggered by the percent() signal
 452         // of the directory lister later.
 453         updateDirectoryLoadingProgress(-1);
 454     }
 455 }
 456
 457 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 458 {
 459     if (!m_statusBar->progressText().isEmpty()) {
 460         m_statusBar->setProgressText(QString());
 461         m_statusBar->setProgress(100);
 462     }
 463
 464     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 465         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 466         // of showing the default status bar information ("0 items") a more helpful information is given:
 467         m_statusBar->setText(i18nc("@info:status", "No items found."));
 468     } else {
 469         updateStatusBar();
 470     }
 471 }
 472
 473 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 474 {
 475     if (!m_statusBar->progressText().isEmpty()) {
 476         m_statusBar->setProgressText(QString());
 477         m_statusBar->setProgress(100);
 478     }
 479
 480     m_statusBar->setText(QString());
 481 }
 482
 483 void DolphinViewContainer::slotUrlIsFileError(const KUrl& url)
 484 {
 485     const KFileItem item(KFileItem::Unknown, KFileItem::Unknown, url);
 486     slotItemActivated(item);
 487 }
 488
 489 void DolphinViewContainer::slotItemActivated(const KFileItem& item)
 490 {
 491     // It is possible to activate items on inactive views by
 492     // drag & drop operations. Assure that activating an item always
 493     // results in an active view.
 494     m_view->setActive(true);
 495
 496     const KUrl& url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 497     if (!url.isEmpty()) {
 498         m_view->setUrl(url);
 499         return;
 500     }
 501
 502     new KRun(item.targetUrl(), this);
 503 }
 504
 505 void DolphinViewContainer::slotItemsActivated(const KFileItemList& items)
 506 {
 507     Q_ASSERT(items.count() >= 2);
 508
 509     KFileItemActions fileItemActions(this);
 510     fileItemActions.runPreferredApplications(items, QString());
 511 }
 512
 513 void DolphinViewContainer::showItemInfo(const KFileItem& item)
 514 {
 515     if (item.isNull()) {
 516         m_statusBar->resetToDefaultText();
 517     } else {
 518         m_statusBar->setText(item.getStatusBarInfo());
 519     }
 520 }
 521
 522 void DolphinViewContainer::closeFilterBar()
 523 {
 524     m_filterBar->closeFilterBar();
 525     m_view->setFocus();
 526     emit showFilterBarChanged(false);
 527 }
 528
 529 void DolphinViewContainer::setNameFilter(const QString& nameFilter)
 530 {
 531     m_view->setNameFilter(nameFilter);
 532     delayedStatusBarUpdate();
 533 }
 534
 535 void DolphinViewContainer::activate()
 536 {
 537     setActive(true);
 538 }
 539
 540 void DolphinViewContainer::slotViewUrlAboutToBeChanged(const KUrl& url)
 541 {
 542     // URL changes of the view can happen in two ways:
 543     // 1. The URL navigator gets changed and will trigger the view to update its URL
 544     // 2. The URL of the view gets changed and will trigger the URL navigator to update
 545     //    its URL (e.g. by clicking on an item)
 546     // In this scope the view-state may only get saved in case 2:
 547     if (url != m_urlNavigator->locationUrl()) {
 548         saveViewState();
 549     }
 550 }
 551
 552 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const KUrl& url)
 553 {
 554     // URL changes of the view can happen in two ways:
 555     // 1. The URL navigator gets changed and will trigger the view to update its URL
 556     // 2. The URL of the view gets changed and will trigger the URL navigator to update
 557     //    its URL (e.g. by clicking on an item)
 558     // In this scope the view-state may only get saved in case 1:
 559     if (url != m_view->url()) {
 560         saveViewState();
 561     }
 562 }
 563
 564 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const KUrl& url)
 565 {
 566     slotReturnPressed();
 567
 568     if (KProtocolManager::supportsListing(url)) {
 569         setSearchModeEnabled(isSearchUrl(url));
 570         m_view->setUrl(url);
 571
 572         if (m_autoGrabFocus && isActive() && !isSearchUrl(url)) {
 573             // When an URL has been entered, the view should get the focus.
 574             // The focus must be requested asynchronously, as changing the URL might create
 575             // a new view widget.
 576             QTimer::singleShot(0, this, SLOT(requestFocus()));
 577         }
 578     } else if (KProtocolManager::isSourceProtocol(url)) {
 579         QString app = "konqueror";
 580         if (url.protocol().startsWith(QLatin1String("http"))) {
 581             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 582                               "Dolphin does not support web pages, the web browser has been launched"),
 583                         Information);
 584
 585             const KConfigGroup config(KSharedConfig::openConfig("kdeglobals"), "General");
 586             const QString browser = config.readEntry("BrowserApplication");
 587             if (!browser.isEmpty()) {
 588                 app = browser;
 589                 if (app.startsWith('!')) {
 590                     // a literal command has been configured, remove the '!' prefix
 591                     app = app.mid(1);
 592                 }
 593             }
 594         } else {
 595             showMessage(i18nc("@info:status",
 596                               "Protocol not supported by Dolphin, Konqueror has been launched"),
 597                         Information);
 598         }
 599
 600         const QString secureUrl = KShell::quoteArg(url.pathOrUrl());
 601         const QString command = app + ' ' + secureUrl;
 602         KRun::runCommand(command, app, app, this);
 603     } else {
 604         showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 605     }
 606 }
 607
 608 void DolphinViewContainer::dropUrls(const KUrl& destination, QDropEvent* event)
 609 {
 610     m_dropDestination = destination;
 611
 612     const QMimeData* mimeData = event->mimeData();
 613     QMimeData* mimeDataCopy = new QMimeData;
 614     foreach (const QString& format, mimeData->formats()) {
 615         mimeDataCopy->setData(format, mimeData->data(format));
 616     }
 617
 618     m_dropEvent.reset(new QDropEvent(event->pos(),
 619                                      event->possibleActions(),
 620                                      mimeDataCopy,
 621                                      event->mouseButtons(),
 622                                      event->keyboardModifiers()));
 623
 624     QTimer::singleShot(0, this, SLOT(dropUrlsDelayed()));
 625 }
 626
 627 void DolphinViewContainer::dropUrlsDelayed()
 628 {
 629     if (m_dropEvent.isNull()) {
 630         return;
 631     }
 632
 633     QString error;
 634     DragAndDropHelper::dropUrls(KFileItem(), m_dropDestination, m_dropEvent.data(), error);
 635     if (!error.isEmpty()) {
 636         showMessage(error, Error);
 637     }
 638
 639     delete m_dropEvent->mimeData();
 640     m_dropEvent.reset();
 641 }
 642
 643 void DolphinViewContainer::redirect(const KUrl& oldUrl, const KUrl& newUrl)
 644 {
 645     Q_UNUSED(oldUrl);
 646     const bool block = m_urlNavigator->signalsBlocked();
 647     m_urlNavigator->blockSignals(true);
 648
 649     // Assure that the location state is reset for redirection URLs. This
 650     // allows to skip redirection URLs when going back or forward in the
 651     // URL history.
 652     m_urlNavigator->saveLocationState(QByteArray());
 653     m_urlNavigator->setLocationUrl(newUrl);
 654     setSearchModeEnabled(isSearchUrl(newUrl));
 655
 656     m_urlNavigator->blockSignals(block);
 657 }
 658
 659 void DolphinViewContainer::requestFocus()
 660 {
 661     m_view->setFocus();
 662 }
 663
 664 void DolphinViewContainer::saveUrlCompletionMode(KCompletion::CompletionMode completion)
 665 {
 666     GeneralSettings::setUrlCompletionMode(completion);
 667 }
 668
 669 void DolphinViewContainer::slotHistoryChanged()
 670 {
 671     QByteArray locationState = m_urlNavigator->locationState();
 672     if (!locationState.isEmpty()) {
 673         QDataStream stream(&locationState, QIODevice::ReadOnly);
 674         m_view->restoreState(stream);
 675     }
 676 }
 677
 678 void DolphinViewContainer::slotReturnPressed()
 679 {
 680     if (!GeneralSettings::editableUrl()) {
 681         m_urlNavigator->setUrlEditable(false);
 682     }
 683 }
 684
 685 void DolphinViewContainer::startSearching()
 686 {
 687     const KUrl url = m_searchBox->urlForSearching();
 688     if (url.isValid() && !url.isEmpty()) {
 689         m_view->setViewPropertiesContext("search");
 690         m_urlNavigator->setLocationUrl(url);
 691     }
 692 }
 693
 694 void DolphinViewContainer::closeSearchBox()
 695 {
 696     setSearchModeEnabled(false);
 697 }
 698
 699 void DolphinViewContainer::stopDirectoryLoading()
 700 {
 701     m_view->stopLoading();
 702     m_statusBar->setProgress(100);
 703 }
 704
 705 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 706 {
 707     m_view->setZoomLevel(zoomLevel);
 708 }
 709
 710 void DolphinViewContainer::showErrorMessage(const QString& msg)
 711 {
 712     showMessage(msg, Error);
 713 }
 714
 715 bool DolphinViewContainer::isSearchUrl(const KUrl& url) const
 716 {
 717     const QString protocol = url.protocol();
 718     return protocol.contains("search");
 719 }
 720
 721 void DolphinViewContainer::saveViewState()
 722 {
 723     QByteArray locationState;
 724     QDataStream stream(&locationState, QIODevice::WriteOnly);
 725     m_view->saveState(stream);
 726     m_urlNavigator->saveLocationState(locationState);
 727 }
 728