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