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
  22 #include "dolphin_generalsettings.h"
  23 #include "dolphinplacesmodelsingleton.h"
  24 #include "dolphindebug.h"
  25 #include "filterbar/filterbar.h"
  26 #include "global.h"
  27 #include "search/dolphinsearchbox.h"
  28 #include "statusbar/dolphinstatusbar.h"
  29 #include "trash/dolphintrash.h"
  30 #include "views/viewmodecontroller.h"
  31 #include "views/viewproperties.h"
  32
  33 #ifdef HAVE_KACTIVITIES
  34 #include <KActivities/ResourceInstance>
  35 #endif
  36 #include <KFileItemActions>
  37 #include <KFilePlacesModel>
  38 #include <KIO/PreviewJob>
  39 #include <KLocalizedString>
  40 #include <KMessageWidget>
  41 #include <KProtocolManager>
  42 #include <KRun>
  43 #include <KShell>
  44 #include <KUrlComboBox>
  45 #include <KUrlNavigator>
  46
  47 #include <QDropEvent>
  48 #include <QLoggingCategory>
  49 #include <QMimeData>
  50 #include <QTimer>
  51 #include <QUrl>
  52 #include <QVBoxLayout>
  53
  54 DolphinViewContainer::DolphinViewContainer(const QUrl& url, QWidget* parent) :
  55     QWidget(parent),
  56     m_topLayout(nullptr),
  57     m_navigatorWidget(nullptr),
  58     m_urlNavigator(nullptr),
  59     m_emptyTrashButton(nullptr),
  60     m_searchBox(nullptr),
  61     m_searchModeEnabled(false),
  62     m_messageWidget(nullptr),
  63     m_view(nullptr),
  64     m_filterBar(nullptr),
  65     m_statusBar(nullptr),
  66     m_statusBarTimer(nullptr),
  67     m_statusBarTimestamp(),
  68     m_autoGrabFocus(true)
  69 #ifdef HAVE_KACTIVITIES
  70     , m_activityResourceInstance(nullptr)
  71 #endif
  72 {
  73     hide();
  74
  75     m_topLayout = new QVBoxLayout(this);
  76     m_topLayout->setSpacing(0);
  77     m_topLayout->setContentsMargins(0, 0, 0, 0);
  78
  79     m_navigatorWidget = new QWidget(this);
  80     QHBoxLayout* navigatorLayout = new QHBoxLayout(m_navigatorWidget);
  81     navigatorLayout->setSpacing(0);
  82     navigatorLayout->setContentsMargins(0, 0, 0, 0);
  83
  84     m_urlNavigator = new KUrlNavigator(DolphinPlacesModelSingleton::instance().placesModel(), url, this);
  85     connect(m_urlNavigator, &KUrlNavigator::activated,
  86             this, &DolphinViewContainer::activate);
  87     connect(m_urlNavigator->editor(), &KUrlComboBox::completionModeChanged,
  88             this, &DolphinViewContainer::saveUrlCompletionMode);
  89
  90     const GeneralSettings* settings = GeneralSettings::self();
  91     m_urlNavigator->setUrlEditable(settings->editableUrl());
  92     m_urlNavigator->setShowFullPath(settings->showFullPath());
  93     m_urlNavigator->setHomeUrl(Dolphin::homeUrl());
  94     KUrlComboBox* editor = m_urlNavigator->editor();
  95     editor->setCompletionMode(KCompletion::CompletionMode(settings->urlCompletionMode()));
  96
  97     m_emptyTrashButton = new QPushButton(QIcon::fromTheme(QStringLiteral("user-trash")), i18nc("@action:button", "Empty Trash"), this);
  98     m_emptyTrashButton->setFlat(true);
  99     connect(m_emptyTrashButton, &QPushButton::clicked, this, [this]() { Trash::empty(this); });
 100     connect(&Trash::instance(), &Trash::emptinessChanged, m_emptyTrashButton, &QPushButton::setDisabled);
 101     m_emptyTrashButton->setDisabled(Trash::isEmpty());
 102     m_emptyTrashButton->hide();
 103
 104     m_searchBox = new DolphinSearchBox(this);
 105     m_searchBox->hide();
 106     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
 107     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
 108     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
 109     connect(m_searchBox, &DolphinSearchBox::returnPressed, this, &DolphinViewContainer::requestFocus);
 110
 111     m_messageWidget = new KMessageWidget(this);
 112     m_messageWidget->setCloseButtonVisible(true);
 113     m_messageWidget->hide();
 114
 115 #ifndef Q_OS_WIN
 116     if (getuid() == 0) {
 117
 118         // We must be logged in as the root user; show a big scary warning
 119         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
 120     }
 121 #endif
 122
 123     // Initialize filter bar
 124     m_filterBar = new FilterBar(this);
 125     m_filterBar->setVisible(settings->filterBar());
 126
 127     connect(m_filterBar, &FilterBar::filterChanged,
 128             this, &DolphinViewContainer::setNameFilter);
 129     connect(m_filterBar, &FilterBar::closeRequest,
 130             this, &DolphinViewContainer::closeFilterBar);
 131     connect(m_filterBar, &FilterBar::focusViewRequest,
 132             this, &DolphinViewContainer::requestFocus);
 133
 134     // Initialize the main view
 135     m_view = new DolphinView(url, this);
 136     connect(m_view, &DolphinView::urlChanged,
 137             m_filterBar, &FilterBar::slotUrlChanged);
 138     connect(m_view, &DolphinView::urlChanged,
 139             m_urlNavigator, &KUrlNavigator::setLocationUrl);
 140     connect(m_view, &DolphinView::urlChanged,
 141             m_messageWidget, &KMessageWidget::hide);
 142     connect(m_view, &DolphinView::writeStateChanged,
 143             this, &DolphinViewContainer::writeStateChanged);
 144     connect(m_view, &DolphinView::requestItemInfo,
 145             this, &DolphinViewContainer::showItemInfo);
 146     connect(m_view, &DolphinView::itemActivated,
 147             this, &DolphinViewContainer::slotItemActivated);
 148     connect(m_view, &DolphinView::itemsActivated,
 149             this, &DolphinViewContainer::slotItemsActivated);
 150     connect(m_view, &DolphinView::redirection,
 151             this, &DolphinViewContainer::redirect);
 152     connect(m_view, &DolphinView::directoryLoadingStarted,
 153             this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 154     connect(m_view, &DolphinView::directoryLoadingCompleted,
 155             this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 156     connect(m_view, &DolphinView::directoryLoadingCanceled,
 157             this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 158     connect(m_view, &DolphinView::itemCountChanged,
 159             this, &DolphinViewContainer::delayedStatusBarUpdate);
 160     connect(m_view, &DolphinView::directoryLoadingProgress,
 161             this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 162     connect(m_view, &DolphinView::directorySortingProgress,
 163             this, &DolphinViewContainer::updateDirectorySortingProgress);
 164     connect(m_view, &DolphinView::selectionChanged,
 165             this, &DolphinViewContainer::delayedStatusBarUpdate);
 166     connect(m_view, &DolphinView::errorMessage,
 167             this, &DolphinViewContainer::showErrorMessage);
 168     connect(m_view, &DolphinView::urlIsFileError,
 169             this, &DolphinViewContainer::slotUrlIsFileError);
 170     connect(m_view, &DolphinView::activated,
 171             this, &DolphinViewContainer::activate);
 172
 173     connect(m_urlNavigator, &KUrlNavigator::urlAboutToBeChanged,
 174             this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 175     connect(m_urlNavigator, &KUrlNavigator::urlChanged,
 176             this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 177     connect(m_urlNavigator, &KUrlNavigator::urlSelectionRequested,
 178             this, &DolphinViewContainer::slotUrlSelectionRequested);
 179     connect(m_urlNavigator, &KUrlNavigator::returnPressed,
 180             this, &DolphinViewContainer::slotReturnPressed);
 181     connect(m_urlNavigator, &KUrlNavigator::urlsDropped, this, [=](const QUrl &destination, QDropEvent *event) {
 182         m_view->dropUrls(destination, event, m_urlNavigator->dropWidget());
 183     });
 184
 185     connect(m_view, &DolphinView::directoryLoadingCompleted, this, [this]() {
 186         m_emptyTrashButton->setVisible(m_view->url().scheme() == QLatin1String("trash"));
 187     });
 188
 189     // Initialize status bar
 190     m_statusBar = new DolphinStatusBar(this);
 191     m_statusBar->setUrl(m_view->url());
 192     m_statusBar->setZoomLevel(m_view->zoomLevel());
 193     connect(m_view, &DolphinView::urlChanged,
 194             m_statusBar, &DolphinStatusBar::setUrl);
 195     connect(m_view, &DolphinView::zoomLevelChanged,
 196             m_statusBar, &DolphinStatusBar::setZoomLevel);
 197     connect(m_view, &DolphinView::infoMessage,
 198             m_statusBar, &DolphinStatusBar::setText);
 199     connect(m_view, &DolphinView::operationCompletedMessage,
 200             m_statusBar, &DolphinStatusBar::setText);
 201     connect(m_statusBar, &DolphinStatusBar::stopPressed,
 202             this, &DolphinViewContainer::stopDirectoryLoading);
 203     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged,
 204             this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 205
 206     m_statusBarTimer = new QTimer(this);
 207     m_statusBarTimer->setSingleShot(true);
 208     m_statusBarTimer->setInterval(300);
 209     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 210
 211     KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
 212     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished,
 213             this, &DolphinViewContainer::delayedStatusBarUpdate);
 214
 215     navigatorLayout->addWidget(m_urlNavigator);
 216     navigatorLayout->addWidget(m_emptyTrashButton);
 217
 218     m_topLayout->addWidget(m_navigatorWidget);
 219     m_topLayout->addWidget(m_searchBox);
 220     m_topLayout->addWidget(m_messageWidget);
 221     m_topLayout->addWidget(m_view);
 222     m_topLayout->addWidget(m_filterBar);
 223     m_topLayout->addWidget(m_statusBar);
 224
 225     setSearchModeEnabled(isSearchUrl(url));
 226
 227     // Initialize kactivities resource instance
 228
 229 #ifdef HAVE_KACTIVITIES
 230     m_activityResourceInstance = new KActivities::ResourceInstance(window()->winId(), url);
 231     m_activityResourceInstance->setParent(this);
 232 #endif
 233 }
 234
 235 DolphinViewContainer::~DolphinViewContainer()
 236 {
 237 }
 238
 239 QUrl DolphinViewContainer::url() const
 240 {
 241     return m_view->url();
 242 }
 243
 244 void DolphinViewContainer::setActive(bool active)
 245 {
 246     m_searchBox->setActive(active);
 247     m_urlNavigator->setActive(active);
 248     m_view->setActive(active);
 249
 250 #ifdef HAVE_KACTIVITIES
 251     if (active) {
 252         m_activityResourceInstance->notifyFocusedIn();
 253     } else {
 254         m_activityResourceInstance->notifyFocusedOut();
 255     }
 256 #endif
 257 }
 258
 259 bool DolphinViewContainer::isActive() const
 260 {
 261     Q_ASSERT(m_view->isActive() == m_urlNavigator->isActive());
 262     return m_view->isActive();
 263 }
 264
 265 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 266 {
 267     m_autoGrabFocus = grab;
 268 }
 269
 270 bool DolphinViewContainer::autoGrabFocus() const
 271 {
 272     return m_autoGrabFocus;
 273 }
 274
 275 QString DolphinViewContainer::currentSearchText() const
 276 {
 277      return m_searchBox->text();
 278 }
 279
 280 const DolphinStatusBar* DolphinViewContainer::statusBar() const
 281 {
 282     return m_statusBar;
 283 }
 284
 285 DolphinStatusBar* DolphinViewContainer::statusBar()
 286 {
 287     return m_statusBar;
 288 }
 289
 290 const KUrlNavigator* DolphinViewContainer::urlNavigator() const
 291 {
 292     return m_urlNavigator;
 293 }
 294
 295 KUrlNavigator* DolphinViewContainer::urlNavigator()
 296 {
 297     return m_urlNavigator;
 298 }
 299
 300 const DolphinView* DolphinViewContainer::view() const
 301 {
 302     return m_view;
 303 }
 304
 305 DolphinView* DolphinViewContainer::view()
 306 {
 307     return m_view;
 308 }
 309
 310 void DolphinViewContainer::showMessage(const QString& msg, MessageType type)
 311 {
 312     if (msg.isEmpty()) {
 313         return;
 314     }
 315
 316     m_messageWidget->setText(msg);
 317
 318     // TODO: wrap at arbitrary character positions once QLabel can do this
 319     // https://bugreports.qt.io/browse/QTBUG-1276
 320     m_messageWidget->setWordWrap(true);
 321
 322     switch (type) {
 323     case Information: m_messageWidget->setMessageType(KMessageWidget::Information); break;
 324     case Warning:     m_messageWidget->setMessageType(KMessageWidget::Warning); break;
 325     case Error:       m_messageWidget->setMessageType(KMessageWidget::Error); break;
 326     default:
 327         Q_ASSERT(false);
 328         break;
 329     }
 330
 331     m_messageWidget->setWordWrap(false);
 332     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 333     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 334
 335     if (m_messageWidget->isVisible()) {
 336         m_messageWidget->hide();
 337     }
 338     m_messageWidget->animatedShow();
 339 }
 340
 341 void DolphinViewContainer::readSettings()
 342 {
 343     if (GeneralSettings::modifiedStartupSettings()) {
 344         // The startup settings should only get applied if they have been
 345         // modified by the user. Otherwise keep the (possibly) different current
 346         // settings of the URL navigator and the filterbar.
 347         m_urlNavigator->setUrlEditable(GeneralSettings::editableUrl());
 348         m_urlNavigator->setShowFullPath(GeneralSettings::showFullPath());
 349         m_urlNavigator->setHomeUrl(Dolphin::homeUrl());
 350         setFilterBarVisible(GeneralSettings::filterBar());
 351     }
 352
 353     m_view->readSettings();
 354     m_statusBar->readSettings();
 355 }
 356
 357 bool DolphinViewContainer::isFilterBarVisible() const
 358 {
 359     return m_filterBar->isVisible();
 360 }
 361
 362 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 363 {
 364     if (enabled == isSearchModeEnabled()) {
 365         if (enabled && !m_searchBox->hasFocus()) {
 366             m_searchBox->setFocus();
 367             m_searchBox->selectAll();
 368         }
 369         return;
 370     }
 371
 372     m_searchBox->setVisible(enabled);
 373     m_navigatorWidget->setVisible(!enabled);
 374
 375     if (enabled) {
 376         const QUrl& locationUrl = m_urlNavigator->locationUrl();
 377         m_searchBox->fromSearchUrl(locationUrl);
 378     } else {
 379         m_view->setViewPropertiesContext(QString());
 380
 381         // Restore the URL for the URL navigator. If Dolphin has been
 382         // started with a search-URL, the home URL is used as fallback.
 383         QUrl url = m_searchBox->searchPath();
 384         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 385             url = Dolphin::homeUrl();
 386         }
 387         m_urlNavigator->setLocationUrl(url);
 388     }
 389
 390     m_searchModeEnabled = enabled;
 391 }
 392
 393 bool DolphinViewContainer::isSearchModeEnabled() const
 394 {
 395     return m_searchModeEnabled;
 396 }
 397
 398 QString DolphinViewContainer::placesText() const
 399 {
 400     QString text;
 401
 402     if (isSearchModeEnabled()) {
 403         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 404     } else {
 405         text = url().fileName();
 406         if (text.isEmpty()) {
 407             text = url().host();
 408         }
 409         if (text.isEmpty()) {
 410             text = url().scheme();
 411         }
 412     }
 413
 414     return text;
 415 }
 416
 417 void DolphinViewContainer::reload()
 418 {
 419     view()->reload();
 420     m_messageWidget->hide();
 421 }
 422
 423 QString DolphinViewContainer::caption() const
 424 {
 425     if (GeneralSettings::showFullPathInTitlebar()) {
 426         if (!url().isLocalFile()) {
 427             return url().adjusted(QUrl::StripTrailingSlash).toString();
 428         }
 429         return url().adjusted(QUrl::StripTrailingSlash).path();
 430     }
 431
 432     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 433     const auto& matchedPlaces = placesModel->match(placesModel->index(0,0), KFilePlacesModel::UrlRole, url(), 1, Qt::MatchExactly);
 434
 435     if (!matchedPlaces.isEmpty()) {
 436         return placesModel->text(matchedPlaces.first());
 437     }
 438
 439     if (isSearchModeEnabled()) {
 440         if (currentSearchText().isEmpty()){
 441             return i18n("Search");
 442         } else {
 443             return i18n("Search for %1", currentSearchText());
 444         }
 445     }
 446
 447     if (!url().isLocalFile()) {
 448         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 449         QString caption;
 450         if (!adjustedUrl.fileName().isEmpty()) {
 451             caption = adjustedUrl.fileName();
 452         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 453             caption = adjustedUrl.path();
 454         } else if (!adjustedUrl.host().isEmpty()) {
 455             caption = adjustedUrl.host();
 456         } else {
 457             caption = adjustedUrl.toString();
 458         }
 459         return caption;
 460     }
 461
 462     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 463     if (fileName.isEmpty()) {
 464         fileName = '/';
 465     }
 466
 467     return fileName;
 468 }
 469
 470 void DolphinViewContainer::setUrl(const QUrl& newUrl)
 471 {
 472     if (newUrl != m_urlNavigator->locationUrl()) {
 473         m_urlNavigator->setLocationUrl(newUrl);
 474     }
 475
 476 #ifdef HAVE_KACTIVITIES
 477     m_activityResourceInstance->setUri(newUrl);
 478 #endif
 479 }
 480
 481 void DolphinViewContainer::setFilterBarVisible(bool visible)
 482 {
 483     Q_ASSERT(m_filterBar);
 484     if (visible) {
 485         m_filterBar->show();
 486         m_filterBar->setFocus();
 487         m_filterBar->selectAll();
 488     } else {
 489         closeFilterBar();
 490     }
 491 }
 492
 493 void DolphinViewContainer::delayedStatusBarUpdate()
 494 {
 495     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 496         // No update of the statusbar has been done during the last 2 seconds,
 497         // although an update has been requested. Trigger an immediate update.
 498         m_statusBarTimer->stop();
 499         updateStatusBar();
 500     } else {
 501         // Invoke updateStatusBar() with a small delay. This assures that
 502         // when a lot of delayedStatusBarUpdates() are done in a short time,
 503         // no bottleneck is given.
 504         m_statusBarTimer->start();
 505     }
 506 }
 507
 508 void DolphinViewContainer::updateStatusBar()
 509 {
 510     m_statusBarTimestamp.start();
 511
 512     const QString text = m_view->statusBarText();
 513     m_statusBar->setDefaultText(text);
 514     m_statusBar->resetToDefaultText();
 515 }
 516
 517 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 518 {
 519     if (m_statusBar->progressText().isEmpty()) {
 520         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder..."));
 521     }
 522     m_statusBar->setProgress(percent);
 523 }
 524
 525 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 526 {
 527     if (m_statusBar->progressText().isEmpty()) {
 528         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting..."));
 529     }
 530     m_statusBar->setProgress(percent);
 531 }
 532
 533 void DolphinViewContainer::slotDirectoryLoadingStarted()
 534 {
 535     if (isSearchUrl(url())) {
 536         // Search KIO-slaves usually don't provide any progress information. Give
 537         // a hint to the user that a searching is done:
 538         updateStatusBar();
 539         m_statusBar->setProgressText(i18nc("@info", "Searching..."));
 540         m_statusBar->setProgress(-1);
 541     } else {
 542         // Trigger an undetermined progress indication. The progress
 543         // information in percent will be triggered by the percent() signal
 544         // of the directory lister later.
 545         updateDirectoryLoadingProgress(-1);
 546     }
 547 }
 548
 549 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 550 {
 551     if (!m_statusBar->progressText().isEmpty()) {
 552         m_statusBar->setProgressText(QString());
 553         m_statusBar->setProgress(100);
 554     }
 555
 556     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 557         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 558         // of showing the default status bar information ("0 items") a more helpful information is given:
 559         m_statusBar->setText(i18nc("@info:status", "No items found."));
 560     } else {
 561         updateStatusBar();
 562     }
 563 }
 564
 565 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 566 {
 567     if (!m_statusBar->progressText().isEmpty()) {
 568         m_statusBar->setProgressText(QString());
 569         m_statusBar->setProgress(100);
 570     }
 571
 572     m_statusBar->setText(QString());
 573 }
 574
 575 void DolphinViewContainer::slotUrlIsFileError(const QUrl& url)
 576 {
 577     const KFileItem item(url);
 578
 579     // Find out if the file can be opened in the view (for example, this is the
 580     // case if the file is an archive). The mime type must be known for that.
 581     item.determineMimeType();
 582     const QUrl& folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 583     if (!folderUrl.isEmpty()) {
 584         setUrl(folderUrl);
 585     } else {
 586         slotItemActivated(item);
 587     }
 588 }
 589
 590 void DolphinViewContainer::slotItemActivated(const KFileItem& item)
 591 {
 592     // It is possible to activate items on inactive views by
 593     // drag & drop operations. Assure that activating an item always
 594     // results in an active view.
 595     m_view->setActive(true);
 596
 597     const QUrl& url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 598     if (!url.isEmpty()) {
 599         setUrl(url);
 600         return;
 601     }
 602
 603     KRun *run = new KRun(item.targetUrl(), this);
 604     run->setShowScriptExecutionPrompt(true);
 605 }
 606
 607 void DolphinViewContainer::slotItemsActivated(const KFileItemList& items)
 608 {
 609     Q_ASSERT(items.count() >= 2);
 610
 611     KFileItemActions fileItemActions(this);
 612     fileItemActions.runPreferredApplications(items, QString());
 613 }
 614
 615 void DolphinViewContainer::showItemInfo(const KFileItem& item)
 616 {
 617     if (item.isNull()) {
 618         m_statusBar->resetToDefaultText();
 619     } else {
 620         m_statusBar->setText(item.getStatusBarInfo());
 621     }
 622 }
 623
 624 void DolphinViewContainer::closeFilterBar()
 625 {
 626     m_filterBar->closeFilterBar();
 627     m_view->setFocus();
 628     emit showFilterBarChanged(false);
 629 }
 630
 631 void DolphinViewContainer::setNameFilter(const QString& nameFilter)
 632 {
 633     m_view->setNameFilter(nameFilter);
 634     delayedStatusBarUpdate();
 635 }
 636
 637 void DolphinViewContainer::activate()
 638 {
 639     setActive(true);
 640 }
 641
 642 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl&)
 643 {
 644     saveViewState();
 645 }
 646
 647 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl& url)
 648 {
 649     slotReturnPressed();
 650
 651     if (KProtocolManager::supportsListing(url)) {
 652         setSearchModeEnabled(isSearchUrl(url));
 653         m_view->setUrl(url);
 654         tryRestoreViewState();
 655
 656         if (m_autoGrabFocus && isActive() && !isSearchUrl(url)) {
 657             // When an URL has been entered, the view should get the focus.
 658             // The focus must be requested asynchronously, as changing the URL might create
 659             // a new view widget.
 660             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 661         }
 662     } else if (KProtocolManager::isSourceProtocol(url)) {
 663         QString app = QStringLiteral("konqueror");
 664         if (url.scheme().startsWith(QLatin1String("http"))) {
 665             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 666                               "Dolphin does not support web pages, the web browser has been launched"),
 667                         Information);
 668
 669             const KConfigGroup config(KSharedConfig::openConfig(QStringLiteral("kdeglobals")), "General");
 670             const QString browser = config.readEntry("BrowserApplication");
 671             if (!browser.isEmpty()) {
 672                 app = browser;
 673                 if (app.startsWith('!')) {
 674                     // a literal command has been configured, remove the '!' prefix
 675                     app = app.mid(1);
 676                 }
 677             }
 678         } else {
 679             showMessage(i18nc("@info:status",
 680                               "Protocol not supported by Dolphin, Konqueror has been launched"),
 681                         Information);
 682         }
 683
 684         const QString secureUrl = KShell::quoteArg(url.toDisplayString(QUrl::PreferLocalFile));
 685         const QString command = app + ' ' + secureUrl;
 686         KRun::runCommand(command, app, app, this);
 687     } else {
 688         showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 689     }
 690 }
 691
 692 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl& url)
 693 {
 694     m_view->markUrlsAsSelected({url});
 695     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 696 }
 697
 698 void DolphinViewContainer::redirect(const QUrl& oldUrl, const QUrl& newUrl)
 699 {
 700     Q_UNUSED(oldUrl);
 701     const bool block = m_urlNavigator->signalsBlocked();
 702     m_urlNavigator->blockSignals(true);
 703
 704     // Assure that the location state is reset for redirection URLs. This
 705     // allows to skip redirection URLs when going back or forward in the
 706     // URL history.
 707     m_urlNavigator->saveLocationState(QByteArray());
 708     m_urlNavigator->setLocationUrl(newUrl);
 709     setSearchModeEnabled(isSearchUrl(newUrl));
 710
 711     m_urlNavigator->blockSignals(block);
 712 }
 713
 714 void DolphinViewContainer::requestFocus()
 715 {
 716     m_view->setFocus();
 717 }
 718
 719 void DolphinViewContainer::saveUrlCompletionMode(KCompletion::CompletionMode completion)
 720 {
 721     GeneralSettings::setUrlCompletionMode(completion);
 722 }
 723
 724 void DolphinViewContainer::slotReturnPressed()
 725 {
 726     if (!GeneralSettings::editableUrl()) {
 727         m_urlNavigator->setUrlEditable(false);
 728     }
 729 }
 730
 731 void DolphinViewContainer::startSearching()
 732 {
 733     const QUrl url = m_searchBox->urlForSearching();
 734     if (url.isValid() && !url.isEmpty()) {
 735         m_view->setViewPropertiesContext(QStringLiteral("search"));
 736         m_urlNavigator->setLocationUrl(url);
 737     }
 738 }
 739
 740 void DolphinViewContainer::closeSearchBox()
 741 {
 742     setSearchModeEnabled(false);
 743 }
 744
 745 void DolphinViewContainer::stopDirectoryLoading()
 746 {
 747     m_view->stopLoading();
 748     m_statusBar->setProgress(100);
 749 }
 750
 751 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 752 {
 753     m_view->setZoomLevel(zoomLevel);
 754 }
 755
 756 void DolphinViewContainer::showErrorMessage(const QString& msg)
 757 {
 758     showMessage(msg, Error);
 759 }
 760
 761 bool DolphinViewContainer::isSearchUrl(const QUrl& url) const
 762 {
 763     return url.scheme().contains(QStringLiteral("search"));
 764 }
 765
 766 void DolphinViewContainer::saveViewState()
 767 {
 768     QByteArray locationState;
 769     QDataStream stream(&locationState, QIODevice::WriteOnly);
 770     m_view->saveState(stream);
 771     m_urlNavigator->saveLocationState(locationState);
 772 }
 773
 774 void DolphinViewContainer::tryRestoreViewState()
 775 {
 776     QByteArray locationState = m_urlNavigator->locationState();
 777     if (!locationState.isEmpty()) {
 778         QDataStream stream(&locationState, QIODevice::ReadOnly);
 779         m_view->restoreState(stream);
 780     }
 781 }