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
  30 #include <KDesktopFile>
  31 #include <KFileItemDelegate>
  32 #include <KFileItemActions>
  33 #include <KFilePlacesModel>
  34 #include <KLocale>
  35 #include <KIconEffect>
  36 #include <KIO/NetAccess>
  37 #include <KIO/PreviewJob>
  38 #include <KMessageWidget>
  39 #include <KNewFileMenu>
  40 #include <konqmimedata.h>
  41 #include <konq_operations.h>
  42 #include <KShell>
  43 #include <KUrl>
  44 #include <KUrlComboBox>
  45 #include <KUrlNavigator>
  46 #include <KRun>
  47
  48 #ifdef KActivities_FOUND
  49 #include <KActivities/ResourceInstance>
  50 #endif
  51
  52 #include "dolphin_generalsettings.h"
  53 #include "filterbar/filterbar.h"
  54 #include "search/dolphinsearchbox.h"
  55 #include "statusbar/dolphinstatusbar.h"
  56 #include "views/draganddrophelper.h"
  57 #include "views/viewmodecontroller.h"
  58 #include "views/viewproperties.h"
  59
  60 DolphinViewContainer::DolphinViewContainer(const KUrl& url, QWidget* parent) :
  61     QWidget(parent),
  62     m_topLayout(0),
  63     m_urlNavigator(0),
  64     m_searchBox(0),
  65     m_messageWidget(0),
  66     m_view(0),
  67     m_filterBar(0),
  68     m_statusBar(0),
  69     m_statusBarTimer(0),
  70     m_statusBarTimestamp(),
  71     m_autoGrabFocus(true),
  72     m_dropDestination(),
  73     m_dropEvent(0)
  74 #ifdef KActivities_FOUND
  75     , m_activityResourceInstance(0)
  76 #endif
  77 {
  78     hide();
  79
  80     m_topLayout = new QVBoxLayout(this);
  81     m_topLayout->setSpacing(0);
  82     m_topLayout->setMargin(0);
  83
  84     m_urlNavigator = new KUrlNavigator(new KFilePlacesModel(this), url, this);
  85     connect(m_urlNavigator, SIGNAL(urlsDropped(KUrl,QDropEvent*)),
  86             this, SLOT(dropUrls(KUrl,QDropEvent*)));
  87     connect(m_urlNavigator, SIGNAL(activated()),
  88             this, SLOT(activate()));
  89     connect(m_urlNavigator->editor(), SIGNAL(completionModeChanged(KGlobalSettings::Completion)),
  90             this, SLOT(saveUrlCompletionMode(KGlobalSettings::Completion)));
  91
  92     const GeneralSettings* settings = GeneralSettings::self();
  93     m_urlNavigator->setUrlEditable(settings->editableUrl());
  94     m_urlNavigator->setShowFullPath(settings->showFullPath());
  95     m_urlNavigator->setHomeUrl(KUrl(settings->homeUrl()));
  96     KUrlComboBox* editor = m_urlNavigator->editor();
  97     editor->setCompletionMode(KGlobalSettings::Completion(settings->urlCompletionMode()));
  98
  99     m_searchBox = new DolphinSearchBox(this);
 100     m_searchBox->hide();
 101     connect(m_searchBox, SIGNAL(activated()), this, SLOT(activate()));
 102     connect(m_searchBox, SIGNAL(closeRequest()), this, SLOT(closeSearchBox()));
 103     connect(m_searchBox, SIGNAL(searchRequest()), this, SLOT(startSearching()));
 104     connect(m_searchBox, SIGNAL(returnPressed(QString)), this, SLOT(requestFocus()));
 105
 106     m_messageWidget = new KMessageWidget(this);
 107     m_messageWidget->setCloseButtonVisible(true);
 108     m_messageWidget->hide();
 109
 110     m_view = new DolphinView(url, this);
 111     connect(m_view, SIGNAL(urlChanged(KUrl)),                   m_urlNavigator, SLOT(setUrl(KUrl)));
 112     connect(m_view, SIGNAL(urlChanged(KUrl)),                   m_messageWidget, SLOT(hide()));
 113     connect(m_view, SIGNAL(writeStateChanged(bool)),            this, SIGNAL(writeStateChanged(bool)));
 114     connect(m_view, SIGNAL(requestItemInfo(KFileItem)),         this, SLOT(showItemInfo(KFileItem)));
 115     connect(m_view, SIGNAL(itemActivated(KFileItem)),           this, SLOT(slotItemActivated(KFileItem)));
 116     connect(m_view, SIGNAL(itemsActivated(KFileItemList)),      this, SLOT(slotItemsActivated(KFileItemList)));
 117     connect(m_view, SIGNAL(redirection(KUrl,KUrl)),             this, SLOT(redirect(KUrl,KUrl)));
 118     connect(m_view, SIGNAL(directoryLoadingStarted()),          this, SLOT(slotDirectoryLoadingStarted()));
 119     connect(m_view, SIGNAL(directoryLoadingCompleted()),        this, SLOT(slotDirectoryLoadingCompleted()));
 120     connect(m_view, SIGNAL(directoryLoadingCanceled()),         this, SLOT(slotDirectoryLoadingCanceled()));
 121     connect(m_view, SIGNAL(itemCountChanged()),                 this, SLOT(delayedStatusBarUpdate()));
 122     connect(m_view, SIGNAL(directoryLoadingProgress(int)),      this, SLOT(updateDirectoryLoadingProgress(int)));
 123     connect(m_view, SIGNAL(directorySortingProgress(int)),      this, SLOT(updateDirectorySortingProgress(int)));
 124     connect(m_view, SIGNAL(selectionChanged(KFileItemList)),    this, SLOT(delayedStatusBarUpdate()));
 125     connect(m_view, SIGNAL(urlAboutToBeChanged(KUrl)),          this, SLOT(slotViewUrlAboutToBeChanged(KUrl)));
 126     connect(m_view, SIGNAL(errorMessage(QString)),              this, SLOT(showErrorMessage(QString)));
 127     connect(m_view, SIGNAL(urlIsFileError(KUrl)),               this, SLOT(slotUrlIsFileError(KUrl)));
 128
 129     connect(m_urlNavigator, SIGNAL(urlAboutToBeChanged(KUrl)),
 130             this, SLOT(slotUrlNavigatorLocationAboutToBeChanged(KUrl)));
 131     connect(m_urlNavigator, SIGNAL(urlChanged(KUrl)),
 132             this, SLOT(slotUrlNavigatorLocationChanged(KUrl)));
 133     connect(m_urlNavigator, SIGNAL(historyChanged()),
 134             this, SLOT(slotHistoryChanged()));
 135     connect(m_urlNavigator, SIGNAL(returnPressed()),
 136             this, SLOT(slotReturnPressed()));
 137
 138     // Initialize status bar
 139     m_statusBar = new DolphinStatusBar(this);
 140     m_statusBar->setUrl(m_view->url());
 141     m_statusBar->setZoomLevel(m_view->zoomLevel());
 142     connect(m_view, SIGNAL(urlChanged(KUrl)),                   m_statusBar, SLOT(setUrl(KUrl)));
 143     connect(m_view, SIGNAL(zoomLevelChanged(int,int)),          m_statusBar, SLOT(setZoomLevel(int)));
 144     connect(m_view, SIGNAL(infoMessage(QString)),               m_statusBar, SLOT(setText(QString)));
 145     connect(m_view, SIGNAL(operationCompletedMessage(QString)), m_statusBar, SLOT(setText(QString)));
 146     connect(m_statusBar, SIGNAL(stopPressed()),                 this, SLOT(stopDirectoryLoading()));
 147     connect(m_statusBar, SIGNAL(zoomLevelChanged(int)),         this, SLOT(slotStatusBarZoomLevelChanged(int)));
 148
 149     m_statusBarTimer = new QTimer(this);
 150     m_statusBarTimer->setSingleShot(true);
 151     m_statusBarTimer->setInterval(300);
 152     connect(m_statusBarTimer, SIGNAL(timeout()), this, SLOT(updateStatusBar()));
 153
 154     KIO::FileUndoManager* undoManager = KIO::FileUndoManager::self();
 155     connect(undoManager, SIGNAL(jobRecordingFinished(CommandType)),
 156             this, SLOT(delayedStatusBarUpdate()));
 157
 158     // Initialize filter bar
 159     m_filterBar = new FilterBar(this);
 160     m_filterBar->setVisible(settings->filterBar());
 161     connect(m_filterBar, SIGNAL(filterChanged(QString)),
 162             this, SLOT(setNameFilter(QString)));
 163     connect(m_filterBar, SIGNAL(closeRequest()),
 164             this, SLOT(closeFilterBar()));
 165     connect(m_filterBar, SIGNAL(focusViewRequest()),
 166             this, SLOT(requestFocus()));
 167     connect(m_view, SIGNAL(urlChanged(KUrl)),
 168             m_filterBar, SLOT(slotUrlChanged()));
 169
 170     m_topLayout->addWidget(m_urlNavigator);
 171     m_topLayout->addWidget(m_searchBox);
 172     m_topLayout->addWidget(m_messageWidget);
 173     m_topLayout->addWidget(m_view);
 174     m_topLayout->addWidget(m_filterBar);
 175     m_topLayout->addWidget(m_statusBar);
 176
 177     setSearchModeEnabled(isSearchUrl(url));
 178
 179     // Initialize kactivities resource instance
 180
 181     #ifdef KActivities_FOUND
 182     m_activityResourceInstance = new KActivities::ResourceInstance(
 183             window()->winId(), url);
 184     m_activityResourceInstance->setParent(this);
 185     #endif
 186 }
 187
 188 DolphinViewContainer::~DolphinViewContainer()
 189 {
 190 }
 191
 192 KUrl DolphinViewContainer::url() const
 193 {
 194     return m_view->url();
 195 }
 196
 197 void DolphinViewContainer::setActive(bool active)
 198 {
 199     m_searchBox->setActive(active);
 200     m_urlNavigator->setActive(active);
 201     m_view->setActive(active);
 202
 203     #ifdef KActivities_FOUND
 204     if (active) {
 205         m_activityResourceInstance->notifyFocusedIn();
 206     } else {
 207         m_activityResourceInstance->notifyFocusedOut();
 208     }
 209     #endif
 210 }
 211
 212 bool DolphinViewContainer::isActive() const
 213 {
 214     Q_ASSERT(m_view->isActive() == m_urlNavigator->isActive());
 215     return m_view->isActive();
 216 }
 217
 218 void DolphinViewContainer::setAutoGrabFocus(bool grab)
 219 {
 220     m_autoGrabFocus = grab;
 221 }
 222
 223 bool DolphinViewContainer::autoGrabFocus() const
 224 {
 225     return m_autoGrabFocus;
 226 }
 227
 228 const DolphinStatusBar* DolphinViewContainer::statusBar() const
 229 {
 230     return m_statusBar;
 231 }
 232
 233 DolphinStatusBar* DolphinViewContainer::statusBar()
 234 {
 235     return m_statusBar;
 236 }
 237
 238 const KUrlNavigator* DolphinViewContainer::urlNavigator() const
 239 {
 240     return m_urlNavigator;
 241 }
 242
 243 KUrlNavigator* DolphinViewContainer::urlNavigator()
 244 {
 245     return m_urlNavigator;
 246 }
 247
 248 const DolphinView* DolphinViewContainer::view() const
 249 {
 250     return m_view;
 251 }
 252
 253 DolphinView* DolphinViewContainer::view()
 254 {
 255     return m_view;
 256 }
 257
 258 void DolphinViewContainer::showMessage(const QString& msg, MessageType type)
 259 {
 260     if (msg.isEmpty()) {
 261         return;
 262     }
 263
 264     m_messageWidget->setText(msg);
 265
 266     switch (type) {
 267     case Information: m_messageWidget->setMessageType(KMessageWidget::Information); break;
 268     case Warning:     m_messageWidget->setMessageType(KMessageWidget::Warning); break;
 269     case Error:       m_messageWidget->setMessageType(KMessageWidget::Error); break;
 270     default:
 271         Q_ASSERT(false);
 272         break;
 273     }
 274
 275     m_messageWidget->setWordWrap(false);
 276     const int unwrappedWidth = m_messageWidget->sizeHint().width();
 277     m_messageWidget->setWordWrap(unwrappedWidth > size().width());
 278
 279     m_messageWidget->animatedShow();
 280 }
 281
 282 void DolphinViewContainer::readSettings()
 283 {
 284     if (GeneralSettings::modifiedStartupSettings()) {
 285         // The startup settings should only get applied if they have been
 286         // modified by the user. Otherwise keep the (possibly) different current
 287         // settings of the URL navigator and the filterbar.
 288         m_urlNavigator->setUrlEditable(GeneralSettings::editableUrl());
 289         m_urlNavigator->setShowFullPath(GeneralSettings::showFullPath());
 290         m_urlNavigator->setHomeUrl(KUrl(GeneralSettings::homeUrl()));
 291         setFilterBarVisible(GeneralSettings::filterBar());
 292     }
 293
 294     m_view->readSettings();
 295     m_statusBar->readSettings();
 296 }
 297
 298 bool DolphinViewContainer::isFilterBarVisible() const
 299 {
 300     return m_filterBar->isVisible();
 301 }
 302
 303 void DolphinViewContainer::setSearchModeEnabled(bool enabled)
 304 {
 305     if (enabled == isSearchModeEnabled()) {
 306         if (enabled && !m_searchBox->hasFocus()) {
 307             m_searchBox->setFocus();
 308             m_searchBox->selectAll();
 309         }
 310         return;
 311     }
 312
 313     m_searchBox->setVisible(enabled);
 314     m_urlNavigator->setVisible(!enabled);
 315
 316     if (enabled) {
 317         KUrl url = m_urlNavigator->locationUrl();
 318         m_searchBox->setText(QString());
 319         m_searchBox->setReadOnly(isSearchUrl(url), url);
 320
 321         // Remember the most recent non-search URL as search path
 322         // of the search-box, so that it can be restored
 323         // when switching back to the URL navigator.
 324         int index = m_urlNavigator->historyIndex();
 325         const int historySize = m_urlNavigator->historySize();
 326         while (isSearchUrl(url) && (index < historySize)) {
 327             ++index;
 328             url = m_urlNavigator->locationUrl(index);
 329         }
 330
 331         if (!isSearchUrl(url)) {
 332             m_searchBox->setSearchPath(url);
 333         }
 334     } else {
 335         m_view->setViewPropertiesContext(QString());
 336
 337         // Restore the URL for the URL navigator. If Dolphin has been
 338         // started with a search-URL, the home URL is used as fallback.
 339         const KUrl url = m_searchBox->searchPath();
 340         if (url.isValid() && !url.isEmpty()) {
 341             if (isSearchUrl(url)) {
 342                 m_urlNavigator->goHome();
 343             } else {
 344                 m_urlNavigator->setLocationUrl(url);
 345             }
 346         }
 347     }
 348 }
 349
 350 bool DolphinViewContainer::isSearchModeEnabled() const
 351 {
 352     return m_searchBox->isVisible();
 353 }
 354
 355 QString DolphinViewContainer::placesText() const
 356 {
 357     QString text;
 358
 359     if (isSearchModeEnabled()) {
 360         text = m_searchBox->searchPath().fileName() + QLatin1String(": ") + m_searchBox->text();
 361     } else {
 362         text = url().fileName();
 363         if (text.isEmpty()) {
 364             text = url().host();
 365         }
 366     }
 367
 368     return text;
 369 }
 370
 371 void DolphinViewContainer::setUrl(const KUrl& newUrl)
 372 {
 373     if (newUrl != m_urlNavigator->locationUrl()) {
 374         m_urlNavigator->setLocationUrl(newUrl);
 375     } else if (m_view->itemsCount() == 0) {
 376         // Maybe a previously unmounted device has been mounted again.
 377         // Let's reload the view to be safe (see https://bugs.kde.org/show_bug.cgi?id=161385).
 378         m_view->reload();
 379     }
 380
 381     #ifdef KActivities_FOUND
 382     m_activityResourceInstance->setUri(newUrl);
 383     #endif
 384 }
 385
 386 void DolphinViewContainer::setFilterBarVisible(bool visible)
 387 {
 388     Q_ASSERT(m_filterBar);
 389     if (visible) {
 390         m_filterBar->show();
 391         m_filterBar->setFocus();
 392         m_filterBar->selectAll();
 393     } else {
 394         closeFilterBar();
 395     }
 396 }
 397
 398 void DolphinViewContainer::delayedStatusBarUpdate()
 399 {
 400     if (m_statusBarTimer->isActive() && (m_statusBarTimestamp.elapsed() > 2000)) {
 401         // No update of the statusbar has been done during the last 2 seconds,
 402         // although an update has been requested. Trigger an immediate update.
 403         m_statusBarTimer->stop();
 404         updateStatusBar();
 405     } else {
 406         // Invoke updateStatusBar() with a small delay. This assures that
 407         // when a lot of delayedStatusBarUpdates() are done in a short time,
 408         // no bottleneck is given.
 409         m_statusBarTimer->start();
 410     }
 411 }
 412
 413 void DolphinViewContainer::updateStatusBar()
 414 {
 415     m_statusBarTimestamp.start();
 416
 417     const QString text = m_view->statusBarText();
 418     m_statusBar->setDefaultText(text);
 419     m_statusBar->resetToDefaultText();
 420 }
 421
 422 void DolphinViewContainer::updateDirectoryLoadingProgress(int percent)
 423 {
 424     if (m_statusBar->progressText().isEmpty()) {
 425         m_statusBar->setProgressText(i18nc("@info:progress", "Loading folder..."));
 426     }
 427     m_statusBar->setProgress(percent);
 428 }
 429
 430 void DolphinViewContainer::updateDirectorySortingProgress(int percent)
 431 {
 432     if (m_statusBar->progressText().isEmpty()) {
 433         m_statusBar->setProgressText(i18nc("@info:progress", "Sorting..."));
 434     }
 435     m_statusBar->setProgress(percent);
 436 }
 437
 438 void DolphinViewContainer::slotDirectoryLoadingStarted()
 439 {
 440     if (isSearchUrl(url())) {
 441         // Search KIO-slaves usually don't provide any progress information. Give
 442         // a hint to the user that a searching is done:
 443         updateStatusBar();
 444         m_statusBar->setProgressText(i18nc("@info", "Searching..."));
 445         m_statusBar->setProgress(-1);
 446     } else {
 447         // Trigger an undetermined progress indication. The progress
 448         // information in percent will be triggered by the percent() signal
 449         // of the directory lister later.
 450         updateDirectoryLoadingProgress(-1);
 451     }
 452 }
 453
 454 void DolphinViewContainer::slotDirectoryLoadingCompleted()
 455 {
 456     if (!m_statusBar->progressText().isEmpty()) {
 457         m_statusBar->setProgressText(QString());
 458         m_statusBar->setProgress(100);
 459     }
 460
 461     if (isSearchUrl(url()) && m_view->itemsCount() == 0) {
 462         // The dir lister has been completed on a Nepomuk-URI and no items have been found. Instead
 463         // of showing the default status bar information ("0 items") a more helpful information is given:
 464         m_statusBar->setText(i18nc("@info:status", "No items found."));
 465     } else {
 466         updateStatusBar();
 467     }
 468 }
 469
 470 void DolphinViewContainer::slotDirectoryLoadingCanceled()
 471 {
 472     if (!m_statusBar->progressText().isEmpty()) {
 473         m_statusBar->setProgressText(QString());
 474         m_statusBar->setProgress(100);
 475     }
 476
 477     m_statusBar->setText(QString());
 478 }
 479
 480 void DolphinViewContainer::slotUrlIsFileError(const KUrl& url)
 481 {
 482     const KFileItem item(KFileItem::Unknown, KFileItem::Unknown, url);
 483     slotItemActivated(item);
 484 }
 485
 486 void DolphinViewContainer::slotItemActivated(const KFileItem& item)
 487 {
 488     // It is possible to activate items on inactive views by
 489     // drag & drop operations. Assure that activating an item always
 490     // results in an active view.
 491     m_view->setActive(true);
 492
 493     const KUrl& url = DolphinView::openItemAsFolderUrl(item, GeneralSettings::browseThroughArchives());
 494     if (!url.isEmpty()) {
 495         m_view->setUrl(url);
 496         return;
 497     }
 498
 499     item.run();
 500 }
 501
 502 void DolphinViewContainer::slotItemsActivated(const KFileItemList& items)
 503 {
 504     Q_ASSERT(items.count() >= 2);
 505
 506     KFileItemActions fileItemActions(this);
 507     fileItemActions.runPreferredApplications(items, QString());
 508 }
 509
 510 void DolphinViewContainer::showItemInfo(const KFileItem& item)
 511 {
 512     if (item.isNull()) {
 513         m_statusBar->resetToDefaultText();
 514     } else {
 515         m_statusBar->setText(item.getStatusBarInfo());
 516     }
 517 }
 518
 519 void DolphinViewContainer::closeFilterBar()
 520 {
 521     m_filterBar->closeFilterBar();
 522     m_view->setFocus();
 523     emit showFilterBarChanged(false);
 524 }
 525
 526 void DolphinViewContainer::setNameFilter(const QString& nameFilter)
 527 {
 528     m_view->setNameFilter(nameFilter);
 529     delayedStatusBarUpdate();
 530 }
 531
 532 void DolphinViewContainer::activate()
 533 {
 534     setActive(true);
 535 }
 536
 537 void DolphinViewContainer::slotViewUrlAboutToBeChanged(const KUrl& url)
 538 {
 539     // URL changes of the view can happen in two ways:
 540     // 1. The URL navigator gets changed and will trigger the view to update its URL
 541     // 2. The URL of the view gets changed and will trigger the URL navigator to update
 542     //    its URL (e.g. by clicking on an item)
 543     // In this scope the view-state may only get saved in case 2:
 544     if (url != m_urlNavigator->locationUrl()) {
 545         saveViewState();
 546     }
 547 }
 548
 549 void DolphinViewContainer::slotUrlNavigatorLocationAboutToBeChanged(const KUrl& url)
 550 {
 551     // URL changes of the view can happen in two ways:
 552     // 1. The URL navigator gets changed and will trigger the view to update its URL
 553     // 2. The URL of the view gets changed and will trigger the URL navigator to update
 554     //    its URL (e.g. by clicking on an item)
 555     // In this scope the view-state may only get saved in case 1:
 556     if (url != m_view->url()) {
 557         saveViewState();
 558     }
 559 }
 560
 561 void DolphinViewContainer::slotUrlNavigatorLocationChanged(const KUrl& url)
 562 {
 563     slotReturnPressed();
 564
 565     if (KProtocolManager::supportsListing(url)) {
 566         setSearchModeEnabled(isSearchUrl(url));
 567         m_view->setUrl(url);
 568
 569         if (m_autoGrabFocus && isActive() && !isSearchUrl(url)) {
 570             // When an URL has been entered, the view should get the focus.
 571             // The focus must be requested asynchronously, as changing the URL might create
 572             // a new view widget.
 573             QTimer::singleShot(0, this, SLOT(requestFocus()));
 574         }
 575     } else if (KProtocolManager::isSourceProtocol(url)) {
 576         QString app = "konqueror";
 577         if (url.protocol().startsWith(QLatin1String("http"))) {
 578             showMessage(i18nc("@info:status", // krazy:exclude=qmethods
 579                               "Dolphin does not support web pages, the web browser has been launched"),
 580                         Information);
 581
 582             const KConfigGroup config(KSharedConfig::openConfig("kdeglobals"), "General");
 583             const QString browser = config.readEntry("BrowserApplication");
 584             if (!browser.isEmpty()) {
 585                 app = browser;
 586                 if (app.startsWith('!')) {
 587                     // a literal command has been configured, remove the '!' prefix
 588                     app = app.mid(1);
 589                 }
 590             }
 591         } else {
 592             showMessage(i18nc("@info:status",
 593                               "Protocol not supported by Dolphin, Konqueror has been launched"),
 594                         Information);
 595         }
 596
 597         const QString secureUrl = KShell::quoteArg(url.pathOrUrl());
 598         const QString command = app + ' ' + secureUrl;
 599         KRun::runCommand(command, app, app, this);
 600     } else {
 601         showMessage(i18nc("@info:status", "Invalid protocol"), Error);
 602     }
 603 }
 604
 605 void DolphinViewContainer::dropUrls(const KUrl& destination, QDropEvent* event)
 606 {
 607     m_dropDestination = destination;
 608
 609     const QMimeData* mimeData = event->mimeData();
 610     QMimeData* mimeDataCopy = new QMimeData;
 611     foreach (const QString& format, mimeData->formats()) {
 612         mimeDataCopy->setData(format, mimeData->data(format));
 613     }
 614
 615     m_dropEvent.reset(new QDropEvent(event->pos(),
 616                                      event->possibleActions(),
 617                                      mimeDataCopy,
 618                                      event->mouseButtons(),
 619                                      event->keyboardModifiers()));
 620
 621     QTimer::singleShot(0, this, SLOT(dropUrlsDelayed()));
 622 }
 623
 624 void DolphinViewContainer::dropUrlsDelayed()
 625 {
 626     if (m_dropEvent.isNull()) {
 627         return;
 628     }
 629
 630     QString error;
 631     DragAndDropHelper::dropUrls(KFileItem(), m_dropDestination, m_dropEvent.data(), error);
 632     if (!error.isEmpty()) {
 633         showMessage(error, Error);
 634     }
 635
 636     delete m_dropEvent->mimeData();
 637     m_dropEvent.reset();
 638 }
 639
 640 void DolphinViewContainer::redirect(const KUrl& oldUrl, const KUrl& newUrl)
 641 {
 642     Q_UNUSED(oldUrl);
 643     const bool block = m_urlNavigator->signalsBlocked();
 644     m_urlNavigator->blockSignals(true);
 645
 646     // Assure that the location state is reset for redirection URLs. This
 647     // allows to skip redirection URLs when going back or forward in the
 648     // URL history.
 649     m_urlNavigator->saveLocationState(QByteArray());
 650     m_urlNavigator->setLocationUrl(newUrl);
 651     setSearchModeEnabled(isSearchUrl(newUrl));
 652
 653     m_urlNavigator->blockSignals(block);
 654 }
 655
 656 void DolphinViewContainer::requestFocus()
 657 {
 658     m_view->setFocus();
 659 }
 660
 661 void DolphinViewContainer::saveUrlCompletionMode(KGlobalSettings::Completion completion)
 662 {
 663     GeneralSettings::setUrlCompletionMode(completion);
 664 }
 665
 666 void DolphinViewContainer::slotHistoryChanged()
 667 {
 668     QByteArray locationState = m_urlNavigator->locationState();
 669     if (!locationState.isEmpty()) {
 670         QDataStream stream(&locationState, QIODevice::ReadOnly);
 671         m_view->restoreState(stream);
 672     }
 673 }
 674
 675 void DolphinViewContainer::slotReturnPressed()
 676 {
 677     if (!GeneralSettings::editableUrl()) {
 678         m_urlNavigator->setUrlEditable(false);
 679     }
 680 }
 681
 682 void DolphinViewContainer::startSearching()
 683 {
 684     const KUrl url = m_searchBox->urlForSearching();
 685     if (url.isValid() && !url.isEmpty()) {
 686         m_view->setViewPropertiesContext("search");
 687         m_urlNavigator->setLocationUrl(url);
 688     }
 689 }
 690
 691 void DolphinViewContainer::closeSearchBox()
 692 {
 693     setSearchModeEnabled(false);
 694 }
 695
 696 void DolphinViewContainer::stopDirectoryLoading()
 697 {
 698     m_view->stopLoading();
 699     m_statusBar->setProgress(100);
 700 }
 701
 702 void DolphinViewContainer::slotStatusBarZoomLevelChanged(int zoomLevel)
 703 {
 704     m_view->setZoomLevel(zoomLevel);
 705 }
 706
 707 void DolphinViewContainer::showErrorMessage(const QString& msg)
 708 {
 709     showMessage(msg, Error);
 710 }
 711
 712 bool DolphinViewContainer::isSearchUrl(const KUrl& url) const
 713 {
 714     const QString protocol = url.protocol();
 715     return protocol.contains("search") || (protocol == QLatin1String("nepomuk"));
 716 }
 717
 718 void DolphinViewContainer::saveViewState()
 719 {
 720     QByteArray locationState;
 721     QDataStream stream(&locationState, QIODevice::WriteOnly);
 722     m_view->saveState(stream);
 723     m_urlNavigator->saveLocationState(locationState);
 724 }
 725
 726 #include "dolphinviewcontainer.moc"