src/dolphinviewcontainer.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2007 Peter Penz <peter.penz19@gmail.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #include "dolphinviewcontainer.h"
   8
   9 #include "dolphin_generalsettings.h"
  10 #include "dolphinplacesmodelsingleton.h"
  11 #include "dolphindebug.h"
  12 #include "filterbar/filterbar.h"
  13 #include "global.h"
  14 #include "search/dolphinsearchbox.h"
  15 #include "statusbar/dolphinstatusbar.h"
  16 #include "trash/dolphintrash.h"
  17 #include "views/viewmodecontroller.h"
  18 #include "views/viewproperties.h"
  19 #include "dolphin_detailsmodesettings.h"
  20
  21 #ifdef HAVE_KACTIVITIES
  22 #include <KActivities/ResourceInstance>
  23 #endif
  24 #include <KFileItemActions>
  25 #include <KFilePlacesModel>
  26 #include <KIO/PreviewJob>
  27 #include <KIO/OpenUrlJob>
  28 #include <KIO/JobUiDelegate>
  29 #include <KLocalizedString>
  30 #include <KMessageWidget>
  31 #include <KProtocolManager>
  32 #include <KShell>
  33 #include <KUrlComboBox>
  34
  35 #include <QDropEvent>
  36 #include <QLoggingCategory>
  37 #include <QMimeData>
  38 #include <QTimer>
  39 #include <QUrl>
  40 #include <QVBoxLayout>
  41 #include <QDesktopServices>
  42
  43 DolphinViewContainer::DolphinViewContainer(const QUrl& url, QWidget* parent) :
  44     QWidget(parent),
  45     m_topLayout(nullptr),
  46     m_navigatorWidget(nullptr),
  47     m_urlNavigator(nullptr),
  48     m_emptyTrashButton(nullptr),
  49     m_searchBox(nullptr),
  50     m_searchModeEnabled(false),
  51     m_messageWidget(nullptr),
  52     m_view(nullptr),
  53     m_filterBar(nullptr),
  54     m_statusBar(nullptr),
  55     m_statusBarTimer(nullptr),
  56     m_statusBarTimestamp(),
  57     m_autoGrabFocus(true)
  58 #ifdef HAVE_KACTIVITIES
  59     , m_activityResourceInstance(nullptr)
  60 #endif
  61 {
  62     hide();
  63
  64     m_topLayout = new QVBoxLayout(this);
  65     m_topLayout->setSpacing(0);
  66     m_topLayout->setContentsMargins(0, 0, 0, 0);
  67
  68     m_navigatorWidget = new QWidget(this);
  69     QHBoxLayout* navigatorLayout = new QHBoxLayout(m_navigatorWidget);
  70     navigatorLayout->setSpacing(0);
  71     navigatorLayout->setContentsMargins(0, 0, 0, 0);
  72     m_navigatorWidget->setWhatsThis(xi18nc("@info:whatsthis location bar",
  73         "<para>This line describes the location of the files and folders "
  74         "displayed below.</para><para>The name of the currently viewed "
  75         "folder can be read at the very right. To the left of it is the "
  76         "name of the folder that contains it. The whole line is called "
  77         "the <emphasis>path</emphasis> to the current location because "
  78         "following these folders from left to right leads here.</para>"
  79         "<para>The path is displayed on the <emphasis>location bar</emphasis> "
  80         "which is more powerful than one would expect. To learn more "
  81         "about the basic and advanced features of the location bar "
  82         "<link url='help:/dolphin/location-bar.html'>click here</link>. "
  83         "This will open the dedicated page in the Handbook.</para>"));
  84
  85     m_urlNavigator = new KUrlNavigator(DolphinPlacesModelSingleton::instance().placesModel(), url, this);
  86     connect(m_urlNavigator, &KUrlNavigator::activated,
  87             this, &DolphinViewContainer::activate);
  88     connect(m_urlNavigator->editor(), &KUrlComboBox::completionModeChanged,
  89             this, &DolphinViewContainer::saveUrlCompletionMode);
  90
  91     const GeneralSettings* settings = GeneralSettings::self();
  92     m_urlNavigator->setUrlEditable(settings->editableUrl());
  93     m_urlNavigator->setShowFullPath(settings->showFullPath());
  94     m_urlNavigator->setHomeUrl(Dolphin::homeUrl());
  95     KUrlComboBox* editor = m_urlNavigator->editor();
  96     editor->setCompletionMode(KCompletion::CompletionMode(settings->urlCompletionMode()));
  97
  98     m_emptyTrashButton = new QPushButton(QIcon::fromTheme(QStringLiteral("user-trash")), i18nc("@action:button", "Empty Trash"), this);
  99     m_emptyTrashButton->setFlat(true);
 100     connect(m_emptyTrashButton, &QPushButton::clicked, this, [this]() { Trash::empty(this); });
 101     connect(&Trash::instance(), &Trash::emptinessChanged, m_emptyTrashButton, &QPushButton::setDisabled);
 102     m_emptyTrashButton->setDisabled(Trash::isEmpty());
 103     m_emptyTrashButton->hide();
 104
 105     m_searchBox = new DolphinSearchBox(this);
 106     m_searchBox->hide();
 107     connect(m_searchBox, &DolphinSearchBox::activated, this, &DolphinViewContainer::activate);
 108     connect(m_searchBox, &DolphinSearchBox::closeRequest, this, &DolphinViewContainer::closeSearchBox);
 109     connect(m_searchBox, &DolphinSearchBox::searchRequest, this, &DolphinViewContainer::startSearching);
 110     connect(m_searchBox, &DolphinSearchBox::focusViewRequest, this, &DolphinViewContainer::requestFocus);
 111     m_searchBox->setWhatsThis(xi18nc("@info:whatsthis findbar",
 112         "<para>This helps you find files and folders. Enter a <emphasis>"
 113         "search term</emphasis> and specify search settings with the "
 114         "buttons at the bottom:<list><item>Filename/Content: "
 115         "Does the item you are looking for contain the search terms "
 116         "within its filename or its contents?<nl/>The contents of images, "
 117         "audio files and videos will not be searched.</item><item>"
 118         "From Here/Everywhere: Do you want to search in this "
 119         "folder and its sub-folders or everywhere?</item><item>"
 120         "More Options: Click this to search by media type, access "
 121         "time or rating.</item><item>More Search Tools: Install other "
 122         "means to find an item.</item></list></para>"));
 123
 124     m_messageWidget = new KMessageWidget(this);
 125     m_messageWidget->setCloseButtonVisible(true);
 126     m_messageWidget->hide();
 127
 128 #ifndef Q_OS_WIN
 129     if (getuid() == 0) {
 130
 131         // We must be logged in as the root user; show a big scary warning
 132         showMessage(i18n("Running Dolphin as root can be dangerous. Please be careful."), Warning);
 133     }
 134 #endif
 135
 136     // Initialize filter bar
 137     m_filterBar = new FilterBar(this);
 138     m_filterBar->setVisible(settings->filterBar());
 139
 140     connect(m_filterBar, &FilterBar::filterChanged,
 141             this, &DolphinViewContainer::setNameFilter);
 142     connect(m_filterBar, &FilterBar::closeRequest,
 143             this, &DolphinViewContainer::closeFilterBar);
 144     connect(m_filterBar, &FilterBar::focusViewRequest,
 145             this, &DolphinViewContainer::requestFocus);
 146
 147     // Initialize the main view
 148     m_view = new DolphinView(url, this);
 149     connect(m_view, &DolphinView::urlChanged,
 150             m_filterBar, &FilterBar::slotUrlChanged);
 151     connect(m_view, &DolphinView::urlChanged,
 152             m_urlNavigator, &KUrlNavigator::setLocationUrl);
 153     connect(m_view, &DolphinView::urlChanged,
 154             m_messageWidget, &KMessageWidget::hide);
 155     connect(m_view, &DolphinView::writeStateChanged,
 156             this, &DolphinViewContainer::writeStateChanged);
 157     connect(m_view, &DolphinView::requestItemInfo,
 158             this, &DolphinViewContainer::showItemInfo);
 159     connect(m_view, &DolphinView::itemActivated,
 160             this, &DolphinViewContainer::slotItemActivated);
 161     connect(m_view, &DolphinView::itemsActivated,
 162             this, &DolphinViewContainer::slotItemsActivated);
 163     connect(m_view, &DolphinView::redirection,
 164             this, &DolphinViewContainer::redirect);
 165     connect(m_view, &DolphinView::directoryLoadingStarted,
 166             this, &DolphinViewContainer::slotDirectoryLoadingStarted);
 167     connect(m_view, &DolphinView::directoryLoadingCompleted,
 168             this, &DolphinViewContainer::slotDirectoryLoadingCompleted);
 169     connect(m_view, &DolphinView::directoryLoadingCanceled,
 170             this, &DolphinViewContainer::slotDirectoryLoadingCanceled);
 171     connect(m_view, &DolphinView::itemCountChanged,
 172             this, &DolphinViewContainer::delayedStatusBarUpdate);
 173     connect(m_view, &DolphinView::directoryLoadingProgress,
 174             this, &DolphinViewContainer::updateDirectoryLoadingProgress);
 175     connect(m_view, &DolphinView::directorySortingProgress,
 176             this, &DolphinViewContainer::updateDirectorySortingProgress);
 177     connect(m_view, &DolphinView::selectionChanged,
 178             this, &DolphinViewContainer::delayedStatusBarUpdate);
 179     connect(m_view, &DolphinView::errorMessage,
 180             this, &DolphinViewContainer::showErrorMessage);
 181     connect(m_view, &DolphinView::urlIsFileError,
 182             this, &DolphinViewContainer::slotUrlIsFileError);
 183     connect(m_view, &DolphinView::activated,
 184             this, &DolphinViewContainer::activate);
 185
 186     connect(m_urlNavigator, &KUrlNavigator::urlAboutToBeChanged,
 187             this, &DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged);
 188     connect(m_urlNavigator, &KUrlNavigator::urlChanged,
 189             this, &DolphinViewContainer::slotUrlNavigatorLocationChanged);
 190     connect(m_urlNavigator, &KUrlNavigator::urlSelectionRequested,
 191             this, &DolphinViewContainer::slotUrlSelectionRequested);
 192     connect(m_urlNavigator, &KUrlNavigator::returnPressed,
 193             this, &DolphinViewContainer::slotReturnPressed);
 194     connect(m_urlNavigator, &KUrlNavigator::urlsDropped, this, [=](const QUrl &destination, QDropEvent *event) {
 195         m_view->dropUrls(destination, event, m_urlNavigator->dropWidget());
 196     });
 197
 198     connect(m_view, &DolphinView::directoryLoadingCompleted, this, [this]() {
 199         m_emptyTrashButton->setVisible(m_view->url().scheme() == QLatin1String("trash"));
 200     });
 201
 202     // Initialize status bar
 203     m_statusBar = new DolphinStatusBar(this);
 204     m_statusBar->setUrl(m_view->url());
 205     m_statusBar->setZoomLevel(m_view->zoomLevel());
 206     connect(m_view, &DolphinView::urlChanged,
 207             m_statusBar, &DolphinStatusBar::setUrl);
 208     connect(m_view, &DolphinView::zoomLevelChanged,
 209             m_statusBar, &DolphinStatusBar::setZoomLevel);
 210     connect(m_view, &DolphinView::infoMessage,
 211             m_statusBar, &DolphinStatusBar::setText);
 212     connect(m_view, &DolphinView::operationCompletedMessage,
 213             m_statusBar, &DolphinStatusBar::setText);
 214     connect(m_statusBar, &DolphinStatusBar::stopPressed,
 215             this, &DolphinViewContainer::stopDirectoryLoading);
 216     connect(m_statusBar, &DolphinStatusBar::zoomLevelChanged,
 217             this, &DolphinViewContainer::slotStatusBarZoomLevelChanged);
 218
 219     m_statusBarTimer = new QTimer(this);
 220     m_statusBarTimer->setSingleShot(true);
 221     m_statusBarTimer->setInterval(300);
 222     connect(m_statusBarTimer, &QTimer::timeout, this, &DolphinViewContainer::updateStatusBar);
 223
 224     KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
 225     connect(undoManager, &KIO::FileUndoManager::jobRecordingFinished,
 226             this, &DolphinViewContainer::delayedStatusBarUpdate);
 227
 228     navigatorLayout->addWidget(m_urlNavigator);
 229     navigatorLayout->addWidget(m_emptyTrashButton);
 230
 231     m_topLayout->addWidget(m_navigatorWidget);
 232     m_topLayout->addWidget(m_searchBox);
 233     m_topLayout->addWidget(m_messageWidget);
 234     m_topLayout->addWidget(m_view);
 235     m_topLayout->addWidget(m_filterBar);
 236     m_topLayout->addWidget(m_statusBar);
 237
 238     setSearchModeEnabled(isSearchUrl(url));
 239
 240     connect(DetailsModeSettings::self(), &KCoreConfigSkeleton::configChanged, this, [=]() {
 241         if (view()->mode() == DolphinView::Mode::DetailsView) {
 242             view()->reload();
 243         }
 244     });
 245
 246     // Initialize kactivities resource instance
 247
 248 #ifdef HAVE_KACTIVITIES
 249     m_activityResourceInstance = new KActivities::ResourceInstance(window()->winId(), url);
 250     m_activityResourceInstance->setParent(this);
 251 #endif
 252 }
 253
 254 DolphinViewContainer::~DolphinViewContainer()
 255 {
 256 }
 257
 258 QUrl DolphinViewContainer::url() const
 259 {
 260     return m_view->url();
 261 }
 262
 263 void DolphinViewContainer::setActive(bool active)
 264 {
 265     m_searchBox->setActive(active);
 266     m_urlNavigator->setActive(active);
 267     m_view->setActive(active);
 268
 269 #ifdef HAVE_KACTIVITIES
 270     if (active) {
 271         m_activityResourceInstance->notifyFocusedIn();
 272     } else {
 273         m_activityResourceInstance->notifyFocusedOut();
 274     }
 275 #endif
 276 }
 277
 278 bool DolphinViewContainer::isActive() const
 279 {
 280     Q_ASSERT(m_view->isActive() == m_urlNavigator->isActive());
 281     return m_view->isActive();
 282 }
 283
 284 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 285 {
 286     m_autoGrabFocus = grab;
 287 }
 288
 289 bool DolphinViewContainer::autoGrabFocus() const
 290 {
 291     return m_autoGrabFocus;
 292 }
 293
 294 QString DolphinViewContainer::currentSearchText() const
 295 {
 296      return m_searchBox->text();
 297 }
 298
 299 const DolphinStatusBar* DolphinViewContainer::statusBar() const
 300 {
 301     return m_statusBar;
 302 }
 303
 304 DolphinStatusBar* DolphinViewContainer::statusBar()
 305 {
 306     return m_statusBar;
 307 }
 308
 309 const KUrlNavigator* DolphinViewContainer::urlNavigator() const
 310 {
 311     return m_urlNavigator;
 312 }
 313
 314 KUrlNavigator* DolphinViewContainer::urlNavigator()
 315 {
 316     return m_urlNavigator;
 317 }
 318
 319 const DolphinView* DolphinViewContainer::view() const
 320 {
 321     return m_view;
 322 }
 323
 324 DolphinView* DolphinViewContainer::view()
 325 {
 326     return m_view;
 327 }
 328
 329 void DolphinViewContainer::showMessage(const QString& msg, MessageType type)
 330 {
 331     if (msg.isEmpty()) {
 332         return;
 333     }
 334
 335     m_messageWidget->setText(msg);
 336
 337     // TODO: wrap at arbitrary character positions once QLabel can do this
 338     // https://bugreports.qt.io/browse/QTBUG-1276
 339     m_messageWidget->setWordWrap(true);
 340
 341     switch (type) {
 342     case Information: m_messageWidget->setMessageType(KMessageWidget::Information); break;
 343     case Warning:     m_messageWidget->setMessageType(KMessageWidget::Warning); break;
 344     case Error:       m_messageWidget->setMessageType(KMessageWidget::Error); break;
 345     default:
 346         Q_ASSERT(false);
 347         break;
 348     }
 349
 350     m_messageWidget->setWordWrap(false);
 351     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 352     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 353
 354     if (m_messageWidget->isVisible()) {
 355         m_messageWidget->hide();
 356     }
 357     m_messageWidget->animatedShow();
 358 }
 359
 360 void DolphinViewContainer::readSettings()
 361 {
 362     if (GeneralSettings::modifiedStartupSettings()) {
 363         // The startup settings should only get applied if they have been
 364         // modified by the user. Otherwise keep the (possibly) different current
 365         // settings of the URL navigator and the filterbar.
 366         m_urlNavigator->setUrlEditable(GeneralSettings::editableUrl());
 367         m_urlNavigator->setShowFullPath(GeneralSettings::showFullPath());
 368         m_urlNavigator->setHomeUrl(Dolphin::homeUrl());
 369         setFilterBarVisible(GeneralSettings::filterBar());
 370     }
 371
 372     m_view->readSettings();
 373     m_statusBar->readSettings();
 374 }
 375
 376 bool DolphinViewContainer::isFilterBarVisible() const
 377 {
 378     return m_filterBar->isVisible();
 379 }
 380
 381 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 382 {
 383     m_searchBox->setVisible(enabled);
 384     m_navigatorWidget->setVisible(!enabled);
 385
 386     if (enabled) {
 387         const QUrl& locationUrl = m_urlNavigator->locationUrl();
 388         m_searchBox->fromSearchUrl(locationUrl);
 389     }
 390
 391     if (enabled == isSearchModeEnabled()) {
 392         if (enabled && !m_searchBox->hasFocus()) {
 393             m_searchBox->setFocus();
 394             m_searchBox->selectAll();
 395         }
 396         return;
 397     }
 398
 399     if (!enabled) {
 400         m_view->setViewPropertiesContext(QString());
 401
 402         // Restore the URL for the URL navigator. If Dolphin has been
 403         // started with a search-URL, the home URL is used as fallback.
 404         QUrl url = m_searchBox->searchPath();
 405         if (url.isEmpty() || !url.isValid() || isSearchUrl(url)) {
 406             url = Dolphin::homeUrl();
 407         }
 408         m_urlNavigator->setLocationUrl(url);
 409     }
 410
 411     m_searchModeEnabled = enabled;
 412
 413     Q_EMIT searchModeEnabledChanged(enabled);
 414 }
 415
 416 bool DolphinViewContainer::isSearchModeEnabled() const
 417 {
 418     return m_searchModeEnabled;
 419 }
 420
 421 QString DolphinViewContainer::placesText() const
 422 {
 423     QString text;
 424
 425     if (isSearchModeEnabled()) {
 426         text = i18n("Search for %1 in %2", m_searchBox->text(), m_searchBox->searchPath().fileName());
 427     } else {
 428         text = url().adjusted(QUrl::StripTrailingSlash).fileName();
 429         if (text.isEmpty()) {
 430             text = url().host();
 431         }
 432         if (text.isEmpty()) {
 433             text = url().scheme();
 434         }
 435     }
 436
 437     return text;
 438 }
 439
 440 void DolphinViewContainer::reload()
 441 {
 442     view()->reload();
 443     m_messageWidget->hide();
 444 }
 445
 446 QString DolphinViewContainer::captionWindowTitle() const
 447 {
 448     if (GeneralSettings::showFullPathInTitlebar() && !isSearchModeEnabled()) {
 449         if (!url().isLocalFile()) {
 450             return url().adjusted(QUrl::StripTrailingSlash).toString();
 451         }
 452         return url().adjusted(QUrl::StripTrailingSlash).path();
 453     } else {
 454         return DolphinViewContainer::caption();
 455     }
 456 }
 457
 458 QString DolphinViewContainer::caption() const
 459 {
 460     if (isSearchModeEnabled()) {
 461         if (currentSearchText().isEmpty()){
 462             return i18n("Search");
 463         } else {
 464             return i18n("Search for %1", currentSearchText());
 465         }
 466     }
 467
 468     KFilePlacesModel *placesModel = DolphinPlacesModelSingleton::instance().placesModel();
 469     const auto& matchedPlaces = placesModel->match(placesModel->index(0,0), KFilePlacesModel::UrlRole, QUrl(url().adjusted(QUrl::StripTrailingSlash).toString(QUrl::FullyEncoded).append("/?")), 1, Qt::MatchRegExp);
 470
 471     if (!matchedPlaces.isEmpty()) {
 472         return placesModel->text(matchedPlaces.first());
 473     }
 474
 475
 476     if (!url().isLocalFile()) {
 477         QUrl adjustedUrl = url().adjusted(QUrl::StripTrailingSlash);
 478         QString caption;
 479         if (!adjustedUrl.fileName().isEmpty()) {
 480             caption = adjustedUrl.fileName();
 481         } else if (!adjustedUrl.path().isEmpty() && adjustedUrl.path() != "/") {
 482             caption = adjustedUrl.path();
 483         } else if (!adjustedUrl.host().isEmpty()) {
 484             caption = adjustedUrl.host();
 485         } else {
 486             caption = adjustedUrl.toString();
 487         }
 488         return caption;
 489     }
 490
 491     QString fileName = url().adjusted(QUrl::StripTrailingSlash).fileName();
 492     if (fileName.isEmpty()) {
 493         fileName = '/';
 494     }
 495
 496     return fileName;
 497 }
 498
 499 void DolphinViewContainer::setUrl(const QUrl& newUrl)
 500 {
 501     if (newUrl != m_urlNavigator->locationUrl()) {
 502         m_urlNavigator->setLocationUrl(newUrl);
 503     }
 504
 505 #ifdef HAVE_KACTIVITIES
 506     m_activityResourceInstance->setUri(newUrl);
 507 #endif
 508 }
 509
 510 void DolphinViewContainer::setFilterBarVisible(bool visible)
 511 {
 512     Q_ASSERT(m_filterBar);
 513     if (visible) {
 514         m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 515         m_filterBar->show();
 516         m_filterBar->setFocus();
 517         m_filterBar->selectAll();
 518     } else {
 519         closeFilterBar();
 520     }
 521 }
 522
 523 void DolphinViewContainer::delayedStatusBarUpdate()
 524 {
 525     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 526         // No update of the statusbar has been done during the last 2 seconds,
 527         // although an update has been requested. Trigger an immediate update.
 528         m_statusBarTimer->stop();
 529         updateStatusBar();
 530     } else {
 531         // Invoke updateStatusBar() with a small delay. This assures that
 532         // when a lot of delayedStatusBarUpdates() are done in a short time,
 533         // no bottleneck is given.
 534         m_statusBarTimer->start();
 535     }
 536 }
 537
 538 void DolphinViewContainer::updateStatusBar()
 539 {
 540     m_statusBarTimestamp.start();
 541
 542     const QString text = m_view->statusBarText();
 543     m_statusBar->setDefaultText(text);
 544     m_statusBar->resetToDefaultText();
 545 }
 546
 547 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 548 {
 549     if (m_statusBar->progressText().isEmpty()) {
 550         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder..."));
 551     }
 552     m_statusBar->setProgress(percent);
 553 }
 554
 555 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 556 {
 557     if (m_statusBar->progressText().isEmpty()) {
 558         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting..."));
 559     }
 560     m_statusBar->setProgress(percent);
 561 }
 562
 563 void DolphinViewContainer::slotDirectoryLoadingStarted()
 564 {
 565     if (isSearchUrl(url())) {
 566         // Search KIO-slaves usually don't provide any progress information. Give
 567         // a hint to the user that a searching is done:
 568         updateStatusBar();
 569         m_statusBar->setProgressText(i18nc("@info", "Searching..."));
 570         m_statusBar->setProgress(-1);
 571     } else {
 572         // Trigger an undetermined progress indication. The progress
 573         // information in percent will be triggered by the percent() signal
 574         // of the directory lister later.
 575         m_statusBar->setProgressText(QString());
 576         updateDirectoryLoadingProgress(-1);
 577     }
 578 }
 579
 580 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 581 {
 582     if (!m_statusBar->progressText().isEmpty()) {
 583         m_statusBar->setProgressText(QString());
 584         m_statusBar->setProgress(100);
 585     }
 586
 587     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 588         // The dir lister has been completed on a Baloo-URI and no items have been found. Instead
 589         // of showing the default status bar information ("0 items") a more helpful information is given:
 590         m_statusBar->setText(i18nc("@info:status", "No items found."));
 591     } else {
 592         updateStatusBar();
 593     }
 594 }
 595
 596 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 597 {
 598     if (!m_statusBar->progressText().isEmpty()) {
 599         m_statusBar->setProgressText(QString());
 600         m_statusBar->setProgress(100);
 601     }
 602
 603     m_statusBar->setText(QString());
 604 }
 605
 606 void DolphinViewContainer::slotUrlIsFileError(const QUrl& url)
 607 {
 608     const KFileItem item(url);
 609
 610     // Find out if the file can be opened in the view (for example, this is the
 611     // case if the file is an archive). The mime type must be known for that.
 612     item.determineMimeType();
 613     const QUrl& folderUrl = DolphinView::openItemAsFolderUrl(item, true);
 614     if (!folderUrl.isEmpty()) {
 615         setUrl(folderUrl);
 616     } else {
 617         slotItemActivated(item);
 618     }
 619 }
 620
 621 void DolphinViewContainer::slotItemActivated(const KFileItem& item)
 622 {
 623     // It is possible to activate items on inactive views by
 624     // drag & drop operations. Assure that activating an item always
 625     // results in an active view.
 626     m_view->setActive(true);
 627
 628     const QUrl& url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 629     if (!url.isEmpty()) {
 630         setUrl(url);
 631         return;
 632     }
 633
 634     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(item.targetUrl());
 635     job->setUiDelegate(new KIO::JobUiDelegate(KJobUiDelegate::AutoHandlingEnabled, this));
 636     job->setShowOpenOrExecuteDialog(true);
 637     job->start();
 638 }
 639
 640 void DolphinViewContainer::slotItemsActivated(const KFileItemList& items)
 641 {
 642     Q_ASSERT(items.count() >= 2);
 643
 644     KFileItemActions fileItemActions(this);
 645     fileItemActions.runPreferredApplications(items, QString());
 646 }
 647
 648 void DolphinViewContainer::showItemInfo(const KFileItem& item)
 649 {
 650     if (item.isNull()) {
 651         m_statusBar->resetToDefaultText();
 652     } else {
 653         m_statusBar->setText(item.getStatusBarInfo());
 654     }
 655 }
 656
 657 void DolphinViewContainer::closeFilterBar()
 658 {
 659     m_filterBar->closeFilterBar();
 660     m_view->setFocus();
 661     Q_EMIT showFilterBarChanged(false);
 662 }
 663
 664 void DolphinViewContainer::setNameFilter(const QString& nameFilter)
 665 {
 666     m_view->hideToolTip(ToolTipManager::HideBehavior::Instantly);
 667     m_view->setNameFilter(nameFilter);
 668     delayedStatusBarUpdate();
 669 }
 670
 671 void DolphinViewContainer::activate()
 672 {
 673     setActive(true);
 674 }
 675
 676 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const QUrl&)
 677 {
 678     saveViewState();
 679 }
 680
 681 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const QUrl& url)
 682 {
 683     slotReturnPressed();
 684
 685     if (KProtocolManager::supportsListing(url)) {
 686         setSearchModeEnabled(isSearchUrl(url));
 687         m_view->setUrl(url);
 688         tryRestoreViewState();
 689
 690         if (m_autoGrabFocus && isActive() && !isSearchUrl(url)) {
 691             // When an URL has been entered, the view should get the focus.
 692             // The focus must be requested asynchronously, as changing the URL might create
 693             // a new view widget.
 694             QTimer::singleShot(0, this, &DolphinViewContainer::requestFocus);
 695         }
 696     } else if (KProtocolManager::isSourceProtocol(url)) {
 697         if (url.scheme().startsWith(QLatin1String("http"))) {
 698             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 699                               "Dolphin does not support web pages, the web browser has been launched"),
 700                         Information);
 701         } else {
 702             showMessage(i18nc("@info:status",
 703                               "Protocol not supported by Dolphin, default application has been launched"),
 704                         Information);
 705         }
 706
 707         QDesktopServices::openUrl(url);
 708         redirect(QUrl(), m_urlNavigator->locationUrl(1));
 709     } else {
 710         showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 711         m_urlNavigator->goBack();
 712     }
 713 }
 714
 715 void DolphinViewContainer::slotUrlSelectionRequested(const QUrl& url)
 716 {
 717     m_view->markUrlsAsSelected({url});
 718     m_view->markUrlAsCurrent(url); // makes the item scroll into view
 719 }
 720
 721 void DolphinViewContainer::redirect(const QUrl& oldUrl, const QUrl& newUrl)
 722 {
 723     Q_UNUSED(oldUrl)
 724     const bool block = m_urlNavigator->signalsBlocked();
 725     m_urlNavigator->blockSignals(true);
 726
 727     // Assure that the location state is reset for redirection URLs. This
 728     // allows to skip redirection URLs when going back or forward in the
 729     // URL history.
 730     m_urlNavigator->saveLocationState(QByteArray());
 731     m_urlNavigator->setLocationUrl(newUrl);
 732     setSearchModeEnabled(isSearchUrl(newUrl));
 733
 734     m_urlNavigator->blockSignals(block);
 735 }
 736
 737 void DolphinViewContainer::requestFocus()
 738 {
 739     m_view->setFocus();
 740 }
 741
 742 void DolphinViewContainer::saveUrlCompletionMode(KCompletion::CompletionMode completion)
 743 {
 744     GeneralSettings::setUrlCompletionMode(completion);
 745 }
 746
 747 void DolphinViewContainer::slotReturnPressed()
 748 {
 749     if (!GeneralSettings::editableUrl()) {
 750         m_urlNavigator->setUrlEditable(false);
 751     }
 752 }
 753
 754 void DolphinViewContainer::startSearching()
 755 {
 756     const QUrl url = m_searchBox->urlForSearching();
 757     if (url.isValid() && !url.isEmpty()) {
 758         m_view->setViewPropertiesContext(QStringLiteral("search"));
 759         m_urlNavigator->setLocationUrl(url);
 760     }
 761 }
 762
 763 void DolphinViewContainer::closeSearchBox()
 764 {
 765     setSearchModeEnabled(false);
 766 }
 767
 768 void DolphinViewContainer::stopDirectoryLoading()
 769 {
 770     m_view->stopLoading();
 771     m_statusBar->setProgress(100);
 772 }
 773
 774 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 775 {
 776     m_view->setZoomLevel(zoomLevel);
 777 }
 778
 779 void DolphinViewContainer::showErrorMessage(const QString& msg)
 780 {
 781     showMessage(msg, Error);
 782 }
 783
 784 bool DolphinViewContainer::isSearchUrl(const QUrl& url) const
 785 {
 786     return url.scheme().contains(QLatin1String("search"));
 787 }
 788
 789 void DolphinViewContainer::saveViewState()
 790 {
 791     QByteArray locationState;
 792     QDataStream stream(&locationState, QIODevice::WriteOnly);
 793     m_view->saveState(stream);
 794     m_urlNavigator->saveLocationState(locationState);
 795 }
 796
 797 void DolphinViewContainer::tryRestoreViewState()
 798 {
 799     QByteArray locationState = m_urlNavigator->locationState();
 800     if (!locationState.isEmpty()) {
 801         QDataStream stream(&locationState, QIODevice::ReadOnly);
 802         m_view->restoreState(stream);
 803     }
 804 }