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