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