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