2 * Copyright 2022-2023 Soren Stoutner <soren@stoutner.com>.
4 * This file is part of Privacy Browser PC <https://www.stoutner.com/privacy-browser-pc>.
6 * Privacy Browser PC is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * Privacy Browser PC is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Privacy Browser PC. If not, see <http://www.gnu.org/licenses/>.
20 // Application headers.
21 #include "DevToolsWebEngineView.h"
22 #include "TabWidget.h"
24 #include "ui_AddTabWidget.h"
26 #include "ui_TabWidget.h"
27 #include "databases/CookiesDatabase.h"
28 #include "dialogs/SaveDialog.h"
29 #include "filters/MouseEventFilter.h"
30 #include "helpers/SearchEngineHelper.h"
31 #include "windows/BrowserWindow.h"
33 // KDE Framework headers.
34 #include <KIO/FileCopyJob>
35 #include <KIO/JobUiDelegate>
36 #include <KNotification>
38 // Qt toolkit headers.
40 #include <QFileDialog>
41 #include <QGraphicsScene>
42 #include <QGraphicsView>
43 #include <QMessageBox>
44 #include <QPrintDialog>
45 #include <QPrintPreviewDialog>
48 // Initialize the public static variables.
49 QString TabWidget::webEngineDefaultUserAgent = QLatin1String("");
51 // Construct the class.
52 TabWidget::TabWidget(QWidget *windowPointer) : QWidget(windowPointer)
54 // Create a QProcess to check if KDE is running.
55 QProcess *checkIfRunningKdeQProcessPointer = new QProcess();
57 // Create an argument string list that contains `ksmserver` (KDE Session Manager).
58 QStringList argument = QStringList(QLatin1String("ksmserver"));
60 // Run `pidof` to check for the presence of `ksmserver`.
61 checkIfRunningKdeQProcessPointer->start(QLatin1String("pidof"), argument);
63 // Monitor any standard output.
64 connect(checkIfRunningKdeQProcessPointer, &QProcess::readyReadStandardOutput, [this]
66 // If there is any standard output, `ksmserver` is running.
70 // Instantiate the user agent helper.
71 userAgentHelperPointer = new UserAgentHelper();
73 // Instantiate the UIs.
74 Ui::TabWidget tabWidgetUi;
75 Ui::AddTabWidget addTabWidgetUi;
78 tabWidgetUi.setupUi(this);
80 // Get a handle for the tab widget.
81 qTabWidgetPointer = tabWidgetUi.tabWidget;
83 // Setup the add tab UI.
84 addTabWidgetUi.setupUi(qTabWidgetPointer);
86 // Get handles for the add tab widgets.
87 QWidget *addTabWidgetPointer = addTabWidgetUi.addTabQWidget;
88 QPushButton *addTabButtonPointer = addTabWidgetUi.addTabButton;
90 // Display the add tab widget.
91 qTabWidgetPointer->setCornerWidget(addTabWidgetPointer);
93 // Create the loading favorite icon movie.
94 loadingFavoriteIconMoviePointer = new QMovie();
96 // Set the loading favorite icon movie file name.
97 loadingFavoriteIconMoviePointer->setFileName(QStringLiteral(":/icons/loading.gif"));
99 // Stop the loading favorite icon movie if the window is destroyed. Otherwise, the app will crash if there is more than one window open and a window is closed while at tab is loading.
100 connect(windowPointer, SIGNAL(destroyed()), this, SLOT(stopLoadingFavoriteIconMovie()));
102 // Add the first tab.
105 // Process tab events.
106 connect(qTabWidgetPointer, SIGNAL(currentChanged(int)), this, SLOT(updateUiWithTabSettings()));
107 connect(addTabButtonPointer, SIGNAL(clicked()), this, SLOT(addTab()));
108 connect(qTabWidgetPointer, SIGNAL(tabCloseRequested(int)), this, SLOT(deleteTab(int)));
110 // Store a copy of the WebEngine default user agent.
111 webEngineDefaultUserAgent = currentWebEngineProfilePointer->httpUserAgent();
113 // Instantiate the mouse event filter pointer.
114 MouseEventFilter *mouseEventFilterPointer = new MouseEventFilter();
116 // Install the mouse event filter.
117 qApp->installEventFilter(mouseEventFilterPointer);
119 // Process mouse forward and back commands.
120 connect(mouseEventFilterPointer, SIGNAL(mouseBack()), this, SLOT(mouseBack()));
121 connect(mouseEventFilterPointer, SIGNAL(mouseForward()), this, SLOT(mouseForward()));
124 TabWidget::~TabWidget()
126 // Get the number of tabs.
127 int numberOfTabs = qTabWidgetPointer->count();
129 // Manually delete each WebEngine page.
130 for (int i = 0; i < numberOfTabs; ++i)
132 // Get the tab splitter widget.
133 QWidget *tabSplitterWidgetPointer = qTabWidgetPointer->widget(i);
135 // Get the WebEngine views.
136 PrivacyWebEngineView *privacyWebEngineViewPointer = tabSplitterWidgetPointer->findChild<PrivacyWebEngineView *>();
137 DevToolsWebEngineView *devToolsWebEngineViewPointer = tabSplitterWidgetPointer->findChild<DevToolsWebEngineView *>();
139 // Deletion the WebEngine pages to prevent the following error: `Release of profile requested but WebEnginePage still not deleted. Expect troubles !`
140 delete privacyWebEngineViewPointer->page();
141 delete devToolsWebEngineViewPointer->page();
145 // The cookie is copied instead of referenced so that changes made to the cookie do not create a race condition with the display of the cookie in the dialog.
146 void TabWidget::addCookieToStore(QNetworkCookie cookie, QWebEngineCookieStore *webEngineCookieStorePointer) const
151 // Check to see if the domain does not start with a `.` because Qt makes this harder than it should be. <https://doc.qt.io/qt-5/qwebenginecookiestore.html#setCookie>
152 if (!cookie.domain().startsWith(QLatin1String(".")))
155 url.setHost(cookie.domain());
156 url.setScheme(QLatin1String("https"));
158 // Clear the domain from the cookie.
159 cookie.setDomain(QLatin1String(""));
162 // Add the cookie to the store.
163 if (webEngineCookieStorePointer == nullptr)
164 currentWebEngineCookieStorePointer->setCookie(cookie, url);
166 webEngineCookieStorePointer->setCookie(cookie, url);
169 void TabWidget::addFirstTab()
171 // Create the first tab.
174 // Update the UI with the tab settings.
175 updateUiWithTabSettings();
177 // Set the focus on the current tab widget. This prevents the tab bar from showing a blue bar under the label of the first tab.
178 qTabWidgetPointer->currentWidget()->setFocus();
181 PrivacyWebEngineView* TabWidget::addTab(const bool removeUrlLineEditFocus, const bool backgroundTab, const QString urlString)
183 // Create a splitter widget.
184 QSplitter *splitterPointer = new QSplitter();
186 // Set the splitter to be vertical.
187 splitterPointer->setOrientation(Qt::Vertical);
189 // Set the splitter handle size.
190 splitterPointer->setHandleWidth(5);
192 // Create the WebEngines.
193 PrivacyWebEngineView *privacyWebEngineViewPointer = new PrivacyWebEngineView();
194 DevToolsWebEngineView *devToolsWebEngineViewPointer = new DevToolsWebEngineView();
196 // Add the WebEngines to the splitter.
197 splitterPointer->addWidget(privacyWebEngineViewPointer);
198 splitterPointer->addWidget(devToolsWebEngineViewPointer);
201 int newTabIndex = qTabWidgetPointer->addTab(splitterPointer, i18nc("New tab label.", "New Tab"));
203 // Set the default tab icon.
204 qTabWidgetPointer->setTabIcon(newTabIndex, defaultFavoriteIcon);
206 // Get handles for the WebEngine components.
207 QWebEnginePage *webEnginePagePointer = privacyWebEngineViewPointer->page();
208 QWebEngineProfile *webEngineProfilePointer = webEnginePagePointer->profile();
209 QWebEngineCookieStore *webEngineCookieStorePointer = webEngineProfilePointer->cookieStore();
210 QWebEngineSettings *webEngineSettingsPointer = webEnginePagePointer->settings();
212 // Set the development tools WebEngine. This must be done here to preserve the bottom half of the window as the initial development tools size.
213 webEnginePagePointer->setDevToolsPage(devToolsWebEngineViewPointer->page());
215 // Initially hide the development tools WebEngine.
216 devToolsWebEngineViewPointer->setVisible(false);
218 // Initially disable the development tools WebEngine.
219 webEnginePagePointer->setDevToolsPage(nullptr);
221 // Disable JavaScript on the development tools WebEngine to prevent error messages from being written to the console.
222 devToolsWebEngineViewPointer->settings()->setAttribute(QWebEngineSettings::JavascriptEnabled, false);
224 // Update the URL line edit when the URL changes.
225 connect(privacyWebEngineViewPointer, &PrivacyWebEngineView::urlChanged, [this, privacyWebEngineViewPointer] (const QUrl &newUrl)
227 // Only update the UI if this is the current tab.
228 if (privacyWebEngineViewPointer == currentPrivacyWebEngineViewPointer)
230 // Update the URL line edit.
231 emit updateUrlLineEdit(newUrl);
233 // Update the status of the forward and back buttons.
234 emit updateBackAction(currentWebEngineHistoryPointer->canGoBack());
235 emit updateForwardAction(currentWebEngineHistoryPointer->canGoForward());
239 // Update the title when it changes.
240 connect(privacyWebEngineViewPointer, &PrivacyWebEngineView::titleChanged, [this, splitterPointer] (const QString &title)
242 // Get the index for this tab.
243 int tabIndex = qTabWidgetPointer->indexOf(splitterPointer);
245 // Update the title for this tab.
246 qTabWidgetPointer->setTabText(tabIndex, title);
248 // Update the window title if this is the current tab.
249 if (tabIndex == qTabWidgetPointer->currentIndex())
250 emit updateWindowTitle(title);
253 // Connect the loading favorite icon movie to the tab icon.
254 connect(loadingFavoriteIconMoviePointer, &QMovie::frameChanged, [this, splitterPointer, privacyWebEngineViewPointer]
256 // Get the index for this tab.
257 int tabIndex = qTabWidgetPointer->indexOf(splitterPointer);
259 // Display the loading favorite icon if this tab is loading.
260 if (privacyWebEngineViewPointer->isLoading)
261 qTabWidgetPointer->setTabIcon(tabIndex, loadingFavoriteIconMoviePointer->currentPixmap());
264 // Update the icon when it changes.
265 connect(privacyWebEngineViewPointer, &PrivacyWebEngineView::iconChanged, [this, splitterPointer, privacyWebEngineViewPointer] (const QIcon &newFavoriteIcon)
267 // Store the favorite icon in the privacy web engine view.
268 if (newFavoriteIcon.isNull())
269 privacyWebEngineViewPointer->favoriteIcon = defaultFavoriteIcon;
271 privacyWebEngineViewPointer->favoriteIcon = newFavoriteIcon;
273 // Get the index for this tab.
274 int tabIndex = qTabWidgetPointer->indexOf(splitterPointer);
276 // Update the icon for this tab.
277 if (newFavoriteIcon.isNull())
278 qTabWidgetPointer->setTabIcon(tabIndex, defaultFavoriteIcon);
280 qTabWidgetPointer->setTabIcon(tabIndex, newFavoriteIcon);
283 // Update the progress bar and the favorite icon when a load is started.
284 connect(privacyWebEngineViewPointer, &PrivacyWebEngineView::loadStarted, [this, privacyWebEngineViewPointer] ()
286 // Set the privacy web engine view to be loading.
287 privacyWebEngineViewPointer->isLoading = true;
289 // Store the load progress.
290 privacyWebEngineViewPointer->loadProgressInt = 0;
292 // Show the progress bar if this is the current tab.
293 if (privacyWebEngineViewPointer == currentPrivacyWebEngineViewPointer)
294 emit showProgressBar(0);
296 // Start the loading favorite icon movie.
297 loadingFavoriteIconMoviePointer->start();
300 // Update the progress bar when a load progresses.
301 connect(privacyWebEngineViewPointer, &PrivacyWebEngineView::loadProgress, [this, privacyWebEngineViewPointer] (const int progress)
303 // Store the load progress.
304 privacyWebEngineViewPointer->loadProgressInt = progress;
306 // Update the progress bar if this is the current tab.
307 if (privacyWebEngineViewPointer == currentPrivacyWebEngineViewPointer)
308 emit showProgressBar(progress);
311 // Update the progress bar when a load finishes.
312 connect(privacyWebEngineViewPointer, &PrivacyWebEngineView::loadFinished, [this, splitterPointer, privacyWebEngineViewPointer] ()
314 // Set the privacy web engine view to be not loading.
315 privacyWebEngineViewPointer->isLoading = false;
317 // Store the load progress.
318 privacyWebEngineViewPointer->loadProgressInt = -1;
320 // Hide the progress bar if this is the current tab.
321 if (privacyWebEngineViewPointer == currentPrivacyWebEngineViewPointer)
322 emit hideProgressBar();
324 // Get the index for this tab.
325 int tabIndex = qTabWidgetPointer->indexOf(splitterPointer);
327 // Display the current favorite icon
328 qTabWidgetPointer->setTabIcon(tabIndex, privacyWebEngineViewPointer->favoriteIcon);
330 // Create a no tabs loading variable.
331 bool noTabsLoading = true;
333 // Get the number of tabs.
334 int numberOfTabs = qTabWidgetPointer->count();
336 // Check to see if any other tabs are loading.
337 for (int i = 0; i < numberOfTabs; i++)
339 // Get the privacy WebEngine view for the tab.
340 PrivacyWebEngineView *privacyWebEngineViewPointer = qTabWidgetPointer->widget(i)->findChild<PrivacyWebEngineView *>();
342 // Check to see if it is currently loading. If at least one tab is loading, this flag will end up being marked `false` when the for loop has finished.
343 if (privacyWebEngineViewPointer->isLoading)
344 noTabsLoading = false;
347 // Stop the loading favorite icon movie if there are no loading tabs.
349 loadingFavoriteIconMoviePointer->stop();
352 // Display HTTP Ping blocked dialogs.
353 connect(privacyWebEngineViewPointer, &PrivacyWebEngineView::displayHttpPingBlockedDialog, [this, privacyWebEngineViewPointer] (const QString &httpPingUrl)
355 // Only display the HTTP Ping blocked dialog if this is the current tab.
356 if (privacyWebEngineViewPointer == currentPrivacyWebEngineViewPointer)
358 // Instantiate an HTTP ping blocked message box.
359 QMessageBox httpPingBlockedMessageBox;
362 httpPingBlockedMessageBox.setIcon(QMessageBox::Information);
364 // Set the window title.
365 httpPingBlockedMessageBox.setWindowTitle(i18nc("HTTP Ping blocked dialog title", "HTTP Ping Blocked"));
368 httpPingBlockedMessageBox.setText(i18nc("HTTP Ping blocked dialog text", "This request has been blocked because it sends a naughty HTTP ping to %1.", httpPingUrl));
370 // Set the standard button.
371 httpPingBlockedMessageBox.setStandardButtons(QMessageBox::Ok);
373 // Display the message box.
374 httpPingBlockedMessageBox.exec();
378 // Update the zoom actions when changed by CTRL-Scrolling. This can be modified when <https://redmine.stoutner.com/issues/845> is fixed.
379 connect(webEnginePagePointer, &QWebEnginePage::contentsSizeChanged, [webEnginePagePointer, this] ()
381 // Only update the zoom actions if this is the current tab.
382 if (webEnginePagePointer == currentWebEnginePagePointer)
383 emit updateZoomActions(webEnginePagePointer->zoomFactor());
386 // Display find text results.
387 connect(webEnginePagePointer, SIGNAL(findTextFinished(const QWebEngineFindTextResult &)), this, SLOT(findTextFinished(const QWebEngineFindTextResult &)));
389 // Handle full screen requests.
390 connect(webEnginePagePointer, SIGNAL(fullScreenRequested(QWebEngineFullScreenRequest)), this, SLOT(fullScreenRequested(QWebEngineFullScreenRequest)));
392 // Listen for hovered link URLs.
393 connect(webEnginePagePointer, SIGNAL(linkHovered(const QString)), this, SLOT(pageLinkHovered(const QString)));
395 // Handle file downloads.
396 connect(webEngineProfilePointer, SIGNAL(downloadRequested(QWebEngineDownloadItem *)), this, SLOT(showSaveDialog(QWebEngineDownloadItem *)));
398 // Set the local storage filter.
399 webEngineCookieStorePointer->setCookieFilter([privacyWebEngineViewPointer](const QWebEngineCookieStore::FilterRequest &filterRequest)
401 // Block all third party local storage requests, including the sneaky ones that don't register a first party URL.
402 if (filterRequest.thirdParty || (filterRequest.firstPartyUrl == QStringLiteral("")))
404 //qDebug().noquote().nospace() << "Third-party request blocked: " << filterRequest.origin;
410 // Allow the request if local storage is enabled.
411 if (privacyWebEngineViewPointer->localStorageEnabled)
413 //qDebug().noquote().nospace() << "Request allowed by local storage: " << filterRequest.origin;
419 //qDebug().noquote().nospace() << "Request blocked by default: " << filterRequest.origin;
421 // Block any remaining local storage requests.
425 // Disable JavaScript by default (this prevents JavaScript from being enabled on a new tab before domain settings are loaded).
426 webEngineSettingsPointer->setAttribute(QWebEngineSettings::JavascriptEnabled, false);
428 // Don't allow JavaScript to open windows.
429 webEngineSettingsPointer->setAttribute(QWebEngineSettings::JavascriptCanOpenWindows, false);
431 // Allow keyboard navigation between links and input fields.
432 webEngineSettingsPointer->setAttribute(QWebEngineSettings::SpatialNavigationEnabled, Settings::spatialNavigation());
434 // Enable full screen support.
435 webEngineSettingsPointer->setAttribute(QWebEngineSettings::FullScreenSupportEnabled, true);
437 // Require user interaction to play media.
438 webEngineSettingsPointer->setAttribute(QWebEngineSettings::PlaybackRequiresUserGesture, true);
440 // Limit WebRTC to public IP addresses.
441 webEngineSettingsPointer->setAttribute(QWebEngineSettings::WebRTCPublicInterfacesOnly, true);
443 // Enable the PDF viewer (it should be enabled by default, but it is nice to be explicit in case the defaults change).
444 webEngineSettingsPointer->setAttribute(QWebEngineSettings::PdfViewerEnabled, true);
446 // Plugins must be enabled for the PDF viewer to work. <https://doc.qt.io/qt-5/qtwebengine-features.html#pdf-file-viewing>
447 webEngineSettingsPointer->setAttribute(QWebEngineSettings::PluginsEnabled, true);
449 // Update the cookies action.
450 connect(privacyWebEngineViewPointer, &PrivacyWebEngineView::updateCookiesAction, [this, privacyWebEngineViewPointer] (const int numberOfCookies)
452 // Update the cookie action if the specified privacy WebEngine view is the current privacy WebEngine view.
453 if (privacyWebEngineViewPointer == currentPrivacyWebEngineViewPointer)
454 emit updateCookiesAction(numberOfCookies);
457 // Process cookie changes.
458 connect(webEngineCookieStorePointer, SIGNAL(cookieAdded(QNetworkCookie)), privacyWebEngineViewPointer, SLOT(addCookieToList(QNetworkCookie)));
459 connect(webEngineCookieStorePointer, SIGNAL(cookieRemoved(QNetworkCookie)), privacyWebEngineViewPointer, SLOT(removeCookieFromList(QNetworkCookie)));
461 // Get a list of durable cookies.
462 QList<QNetworkCookie*> *durableCookiesListPointer = CookiesDatabase::getCookies();
464 // Add the durable cookies to the store.
465 for (QNetworkCookie *cookiePointer : *durableCookiesListPointer)
466 addCookieToStore(*cookiePointer, webEngineCookieStorePointer);
468 // Enable spell checking.
469 webEngineProfilePointer->setSpellCheckEnabled(true);
471 // Set the spell check language.
472 webEngineProfilePointer->setSpellCheckLanguages(Settings::spellCheckLanguages());
474 // Populate the zoom factor. This is necessary if a URL is being loaded, like a local URL, that does not trigger `applyDomainSettings()`.
475 privacyWebEngineViewPointer->setZoomFactor(Settings::zoomFactor());
477 // Update the UI when domain settings are applied.
478 connect(privacyWebEngineViewPointer, SIGNAL(updateUi(const PrivacyWebEngineView*)), this, SLOT(updateUiFromWebEngineView(const PrivacyWebEngineView*)));
480 // Move to the new tab if it is not a background tab.
482 qTabWidgetPointer->setCurrentIndex(newTabIndex);
484 // Clear the URL line edit focus so that it populates correctly when opening a new tab from the context menu.
485 if (removeUrlLineEditFocus)
486 emit clearUrlLineEditFocus();
488 if (urlString != nullptr)
489 privacyWebEngineViewPointer->load(QUrl::fromUserInput(urlString));
491 // Return the privacy WebEngine view pointer.
492 return privacyWebEngineViewPointer;
495 void TabWidget::applyApplicationSettings()
497 // Set the tab position.
498 if (Settings::tabsOnTop())
499 qTabWidgetPointer->setTabPosition(QTabWidget::North);
501 qTabWidgetPointer->setTabPosition(QTabWidget::South);
503 // Get the number of tabs.
504 int numberOfTabs = qTabWidgetPointer->count();
506 // Apply the spatial navigation settings to each WebEngine.
507 for (int i = 0; i < numberOfTabs; ++i) {
508 // Get the WebEngine view pointer.
509 PrivacyWebEngineView *privacyWebEngineViewPointer = qTabWidgetPointer->widget(i)->findChild<PrivacyWebEngineView *>();
511 // Apply the spatial navigation settings to each page.
512 privacyWebEngineViewPointer->page()->settings()->setAttribute(QWebEngineSettings::SpatialNavigationEnabled, Settings::spatialNavigation());
515 // Set the search engine URL.
516 searchEngineUrl = SearchEngineHelper::getSearchUrl(Settings::searchEngine());
518 // Emit the update search engine actions signal.
519 emit updateSearchEngineActions(Settings::searchEngine(), true);
522 void TabWidget::applyDomainSettingsAndReload()
524 // Get the number of tabs.
525 int numberOfTabs = qTabWidgetPointer->count();
527 // Apply the domain settings to each WebEngine.
528 for (int i = 0; i < numberOfTabs; ++i) {
529 // Get the WebEngine view pointer.
530 PrivacyWebEngineView *privacyWebEngineViewPointer = qTabWidgetPointer->widget(i)->findChild<PrivacyWebEngineView *>();
532 // Apply the spatial navigation settings to each page.
533 privacyWebEngineViewPointer->applyDomainSettings(privacyWebEngineViewPointer->url().host(), true);
537 void TabWidget::applyOnTheFlySearchEngine(QAction *searchEngineActionPointer)
539 // Store the search engine name.
540 QString searchEngineName = searchEngineActionPointer->text();
542 // Strip out any `&` characters.
543 searchEngineName.remove('&');
545 // Store the search engine string.
546 searchEngineUrl = SearchEngineHelper::getSearchUrl(searchEngineName);
548 // Update the search engine actions.
549 emit updateSearchEngineActions(searchEngineName, false);
552 void TabWidget::applyOnTheFlyUserAgent(QAction *userAgentActionPointer) const
554 // Get the user agent name.
555 QString userAgentName = userAgentActionPointer->text();
557 // Strip out any `&` characters.
558 userAgentName.remove('&');
560 // Apply the user agent.
561 currentWebEngineProfilePointer->setHttpUserAgent(userAgentHelperPointer->getUserAgentFromTranslatedName(userAgentName));
563 // Update the user agent actions.
564 emit updateUserAgentActions(currentWebEngineProfilePointer->httpUserAgent(), false);
566 // Reload the website.
567 currentPrivacyWebEngineViewPointer->reload();
570 void TabWidget::applyOnTheFlyZoomFactor(const double &zoomFactor) const
572 // Set the zoom factor.
573 currentPrivacyWebEngineViewPointer->setZoomFactor(zoomFactor);
576 void TabWidget::applySpellCheckLanguages() const
578 // Get the number of tab.
579 int numberOfTabs = qTabWidgetPointer->count();
581 // Set the spell check languages for each tab.
582 for (int i = 0; i < numberOfTabs; ++i)
584 // Get the WebEngine view pointer.
585 PrivacyWebEngineView *privacyWebEngineViewPointer = qTabWidgetPointer->widget(i)->findChild<PrivacyWebEngineView *>();
587 // Get the WebEngine page pointer.
588 QWebEnginePage *webEnginePagePointer = privacyWebEngineViewPointer->page();
590 // Get the WebEngine profile pointer.
591 QWebEngineProfile *webEngineProfilePointer = webEnginePagePointer->profile();
593 // Set the spell check languages.
594 webEngineProfilePointer->setSpellCheckLanguages(Settings::spellCheckLanguages());
598 void TabWidget::back() const
601 currentPrivacyWebEngineViewPointer->back();
604 void TabWidget::deleteAllCookies() const
606 // Delete all the cookies.
607 currentWebEngineCookieStorePointer->deleteAllCookies();
610 void TabWidget::deleteCookieFromStore(const QNetworkCookie &cookie) const
612 // Delete the cookie.
613 currentWebEngineCookieStorePointer->deleteCookie(cookie);
616 void TabWidget::deleteTab(const int tabIndex)
618 // Get the tab splitter widget.
619 QWidget *tabSplitterWidgetPointer = qTabWidgetPointer->widget(tabIndex);
621 // Get the WebEngine views.
622 PrivacyWebEngineView *privacyWebEngineViewPointer = tabSplitterWidgetPointer->findChild<PrivacyWebEngineView *>();
623 DevToolsWebEngineView *devToolsWebEngineViewPointer = tabSplitterWidgetPointer->findChild<DevToolsWebEngineView *>();
625 // Process the tab delete according to the number of tabs.
626 if (qTabWidgetPointer->count() > 1) // There is more than one tab.
629 qTabWidgetPointer->removeTab(tabIndex);
631 // Delete the WebEngine pages to prevent the following error: `Release of profile requested but WebEnginePage still not deleted. Expect troubles !`
632 delete privacyWebEngineViewPointer->page();
633 delete devToolsWebEngineViewPointer->page();
635 // Delete the WebEngine views.
636 delete privacyWebEngineViewPointer;
637 delete devToolsWebEngineViewPointer;
639 // Delete the tab splitter widget.
640 delete tabSplitterWidgetPointer;
642 else // There is only one tab.
644 // Close Privacy Browser.
649 void TabWidget::findPrevious(const QString &text) const
651 // Store the current text.
652 currentPrivacyWebEngineViewPointer->findString = text;
654 // Find the previous text in the current privacy WebEngine.
655 if (currentPrivacyWebEngineViewPointer->findCaseSensitive)
656 currentPrivacyWebEngineViewPointer->findText(text, QWebEnginePage::FindCaseSensitively|QWebEnginePage::FindBackward);
658 currentPrivacyWebEngineViewPointer->findText(text, QWebEnginePage::FindBackward);
661 void TabWidget::findText(const QString &text) const
663 // Store the current text.
664 currentPrivacyWebEngineViewPointer->findString = text;
666 // Find the text in the current privacy WebEngine.
667 if (currentPrivacyWebEngineViewPointer->findCaseSensitive)
668 currentPrivacyWebEngineViewPointer->findText(text, QWebEnginePage::FindCaseSensitively);
670 currentPrivacyWebEngineViewPointer->findText(text);
672 // Clear the currently selected text in the WebEngine page if the find text is empty.
674 currentWebEnginePagePointer->action(QWebEnginePage::Unselect)->activate(QAction::Trigger);
677 void TabWidget::findTextFinished(const QWebEngineFindTextResult &findTextResult)
679 // Update the find text UI if it wasn't simply wiping the current find text selection. Otherwise the UI temporarily flashes `0/0`.
680 if (wipingCurrentFindTextSelection) // The current selection is being wiped.
683 wipingCurrentFindTextSelection = false;
685 else // A new search has been performed.
688 currentPrivacyWebEngineViewPointer->findTextResult = findTextResult;
691 emit updateFindTextResults(findTextResult);
695 void TabWidget::forward() const
698 currentPrivacyWebEngineViewPointer->forward();
701 void TabWidget::fullScreenRequested(QWebEngineFullScreenRequest fullScreenRequest) const
704 emit fullScreenRequested(fullScreenRequest.toggleOn());
706 // Accept the request.
707 fullScreenRequest.accept();
710 std::list<QNetworkCookie>* TabWidget::getCookieList() const
712 // Return the current cookie list.
713 return currentPrivacyWebEngineViewPointer->cookieListPointer;
716 QIcon TabWidget::getCurrentTabFavoritIcon() const
718 // Return the current Privacy WebEngine favorite icon.
719 return currentPrivacyWebEngineViewPointer->favoriteIcon;
722 QString TabWidget::getCurrentTabTitle() const
724 // Return the current Privacy WebEngine title.
725 return currentPrivacyWebEngineViewPointer->title();
728 QString TabWidget::getCurrentTabUrl() const
730 // Return the current Privacy WebEngine URL as a string.
731 return currentPrivacyWebEngineViewPointer->url().toString();
734 QString& TabWidget::getDomainSettingsName() const
736 // Return the domain settings name.
737 return currentPrivacyWebEngineViewPointer->domainSettingsName;
740 void TabWidget::home() const
742 // Load the homepage.
743 currentPrivacyWebEngineViewPointer->load(QUrl::fromUserInput(Settings::homepage()));
746 PrivacyWebEngineView* TabWidget::loadBlankInitialWebsite()
748 // Apply the application settings.
749 applyApplicationSettings();
751 // Return the current privacy WebEngine view pointer.
752 return currentPrivacyWebEngineViewPointer;
755 void TabWidget::loadInitialWebsite()
757 // Apply the application settings.
758 applyApplicationSettings();
760 // Get the arguments.
761 QStringList argumentsStringList = qApp->arguments();
763 // Check to see if the arguments lists contains a URL.
764 if (argumentsStringList.size() > 1)
766 // Load the URL from the arguments list.
767 currentPrivacyWebEngineViewPointer->load(QUrl::fromUserInput(argumentsStringList.at(1)));
771 // Load the homepage.
776 void TabWidget::loadUrlFromLineEdit(QString url) const
778 // Decide if the text is more likely to be a URL or a search.
779 if (url.startsWith("file://") || url.startsWith("view-source:")) // The text is likely a file or view source URL.
782 currentPrivacyWebEngineViewPointer->load(QUrl::fromUserInput(url));
784 else if (url.contains(".")) // The text is likely a URL.
786 // Check if the URL does not start with a valid protocol.
787 if (!url.startsWith("http"))
789 // Add `https://` to the beginning of the URL.
790 url = "https://" + url;
794 currentPrivacyWebEngineViewPointer->load(QUrl::fromUserInput(url));
796 else // The text is likely a search.
799 currentPrivacyWebEngineViewPointer->load(QUrl::fromUserInput(searchEngineUrl + url));
803 void TabWidget::mouseBack() const
805 // Go back if possible.
806 if (currentPrivacyWebEngineViewPointer->isActiveWindow() && currentWebEngineHistoryPointer->canGoBack())
808 // Clear the URL line edit focus.
809 emit clearUrlLineEditFocus();
812 currentPrivacyWebEngineViewPointer->back();
816 void TabWidget::mouseForward() const
818 // Go forward if possible.
819 if (currentPrivacyWebEngineViewPointer->isActiveWindow() && currentWebEngineHistoryPointer->canGoForward())
821 // Clear the URL line edit focus.
822 emit clearUrlLineEditFocus();
825 currentPrivacyWebEngineViewPointer->forward();
829 void TabWidget::pageLinkHovered(const QString &linkUrl) const
831 // Emit a signal so that the browser window can update the status bar.
832 emit linkHovered(linkUrl);
835 void TabWidget::stopLoadingFavoriteIconMovie() const
837 // Stop the loading favorite icon movie. Otherwise, the browser will crash if a second window is closed while a tab in it is loading. <https://redmine.stoutner.com/issues/1010>
838 loadingFavoriteIconMoviePointer->stop();
841 void TabWidget::print() const
846 // Set the resolution to be 300 dpi.
847 printer.setResolution(300);
849 // Create a printer dialog.
850 QPrintDialog printDialog(&printer, currentPrivacyWebEngineViewPointer);
852 // Display the dialog and print the page if instructed.
853 if (printDialog.exec() == QDialog::Accepted)
854 printWebpage(&printer);
857 void TabWidget::printPreview() const
862 // Set the resolution to be 300 dpi.
863 printer.setResolution(300);
865 // Create a print preview dialog.
866 QPrintPreviewDialog printPreviewDialog(&printer, currentPrivacyWebEngineViewPointer);
868 // Generate the print preview.
869 connect(&printPreviewDialog, SIGNAL(paintRequested(QPrinter *)), this, SLOT(printWebpage(QPrinter *)));
871 // Display the dialog.
872 printPreviewDialog.exec();
875 void TabWidget::printWebpage(QPrinter *printerPointer) const
877 // Create an event loop. For some reason, the print preview doesn't produce any output unless it is run inside an event loop.
878 QEventLoop eventLoop;
880 // Print the webpage, converting the callback above into a `QWebEngineCallback<bool>`.
881 // Printing requires that the printer be a pointer, not a reference, or it will crash with much cursing.
882 currentWebEnginePagePointer->print(printerPointer, [&eventLoop](bool printSuccess)
884 // Instruct the compiler to ignore the unused parameter.
895 void TabWidget::refresh() const
897 // Reload the website.
898 currentPrivacyWebEngineViewPointer->reload();
901 void TabWidget::reloadAndBypassCache() const
903 // Reload the website, bypassing the cache.
904 currentWebEnginePagePointer->triggerAction(QWebEnginePage::ReloadAndBypassCache);
907 void TabWidget::saveArchive()
909 // Get the suggested file name.
910 QString suggestedFileName = currentPrivacyWebEngineViewPointer->url().host() + ".mht";
912 // Get the download directory.
913 QString downloadDirectory = Settings::downloadLocation();
915 // Resolve the system download directory if specified.
916 if (downloadDirectory == QLatin1String("System Download Directory"))
917 downloadDirectory = QStandardPaths::writableLocation(QStandardPaths::DownloadLocation);
919 // Get a file path from the file picker.
920 QString saveFilePath = QFileDialog::getSaveFileName(this, i18nc("Save file dialog caption", "Save File"), downloadDirectory + QLatin1Char('/') + suggestedFileName);
922 // Save the webpage as an archive if the file save path is populated.
923 if (!saveFilePath.isEmpty())
925 // Set the saving archive flag. Otherwise, a second download tries to run.
926 savingArchive = true;
929 currentWebEnginePagePointer->save(saveFilePath);
933 void TabWidget::setTabBarVisible(const bool visible) const
935 // Set the tab bar visibility.
936 qTabWidgetPointer->tabBar()->setVisible(visible);
939 void TabWidget::showSaveDialog(QWebEngineDownloadItem *webEngineDownloadItemPointer)
941 // Only show the save dialog if an archive is not currently being saved. Otherwise, two save dialogs will be shown.
944 // Get the download attributes.
945 QUrl downloadUrl = webEngineDownloadItemPointer->url();
946 QString mimeTypeString = webEngineDownloadItemPointer->mimeType();
947 QString suggestedFileName = webEngineDownloadItemPointer->suggestedFileName();
948 int totalBytes = webEngineDownloadItemPointer->totalBytes();
950 // Check to see if Privacy Browser is not running KDE or if local storage (cookies) is enabled.
951 if (!isRunningKde || currentPrivacyWebEngineViewPointer->localStorageEnabled) // KDE is not running or local storage (cookies) is enabled. Use WebEngine's downloader.
953 // Instantiate the save dialog.
954 SaveDialog *saveDialogPointer = new SaveDialog(downloadUrl, mimeTypeString, totalBytes);
956 // Display the save dialog.
957 int saveDialogResult = saveDialogPointer->exec();
959 // Process the save dialog results.
960 if (saveDialogResult == QDialog::Accepted) // Save was selected.
962 // Get the download directory.
963 QString downloadDirectory = Settings::downloadLocation();
965 // Resolve the system download directory if specified.
966 if (downloadDirectory == QLatin1String("System Download Directory"))
967 downloadDirectory = QStandardPaths::writableLocation(QStandardPaths::DownloadLocation);
969 // Get a file path from the file picker.
970 QString saveFilePath = QFileDialog::getSaveFileName(this, i18nc("Save file dialog caption", "Save File"), downloadDirectory + QLatin1Char('/') + suggestedFileName);
972 // Process the save file path.
973 if (!saveFilePath.isEmpty()) // The file save path is populated.
975 // Create a save file path file info.
976 QFileInfo saveFilePathFileInfo = QFileInfo(saveFilePath);
978 // Get the canonical save path and file name.
979 QString absoluteSavePath = saveFilePathFileInfo.absolutePath();
980 QString saveFileName = saveFilePathFileInfo.fileName();
982 // Set the download directory and file name.
983 webEngineDownloadItemPointer->setDownloadDirectory(absoluteSavePath);
984 webEngineDownloadItemPointer->setDownloadFileName(saveFileName);
986 // Create a file download notification.
987 KNotification *fileDownloadNotificationPointer = new KNotification(QLatin1String("FileDownload"));
989 // Set the notification title.
990 fileDownloadNotificationPointer->setTitle(i18nc("Download notification title", "Download"));
992 // Set the notification text.
993 fileDownloadNotificationPointer->setText(i18nc("Downloading notification text", "Downloading %1", saveFileName));
995 // Get the download icon from the theme.
996 QIcon downloadIcon = QIcon::fromTheme(QLatin1String("download"), QIcon::fromTheme(QLatin1String("document-save")));
998 // Set the notification icon.
999 fileDownloadNotificationPointer->setIconName(downloadIcon.name());
1001 // Set the action list cancel button.
1002 fileDownloadNotificationPointer->setActions(QStringList({i18nc("Download notification action","Cancel")}));
1004 // Prevent the notification from being autodeleted if it is closed. Otherwise, the updates to the notification below cause a crash.
1005 fileDownloadNotificationPointer->setAutoDelete(false);
1007 // Handle clicks on the cancel button.
1008 connect(fileDownloadNotificationPointer, &KNotification::action1Activated, [webEngineDownloadItemPointer, saveFileName] ()
1010 // Cancel the download.
1011 webEngineDownloadItemPointer->cancel();
1013 // Create a file download notification.
1014 KNotification *canceledDownloadNotificationPointer = new KNotification(QLatin1String("FileDownload"));
1016 // Set the notification title.
1017 canceledDownloadNotificationPointer->setTitle(i18nc("Download notification title", "Download"));
1019 // Set the new text.
1020 canceledDownloadNotificationPointer->setText(i18nc("Download canceled notification", "%1 download canceled", saveFileName));
1022 // Set the notification icon.
1023 canceledDownloadNotificationPointer->setIconName(QLatin1String("download"));
1025 // Display the notification.
1026 canceledDownloadNotificationPointer->sendEvent();
1029 // Update the notification when the download progresses.
1030 connect(webEngineDownloadItemPointer, &QWebEngineDownloadItem::downloadProgress, [fileDownloadNotificationPointer, saveFileName] (qint64 bytesReceived, qint64 totalBytes)
1032 // Set the new text. Total bytes will be 0 if the download size is unknown.
1035 // Calculate the download percentage.
1036 int downloadPercentage = 100 * bytesReceived / totalBytes;
1038 // Set the file download notification text.
1039 fileDownloadNotificationPointer->setText(i18nc("Download progress notification text", "%1\% of %2 downloaded (%3 of %4 bytes)", downloadPercentage, saveFileName,
1040 bytesReceived, totalBytes));
1044 // Set the file download notification text.
1045 fileDownloadNotificationPointer->setText(i18nc("Download progress notification text", "%1: %2 bytes downloaded", saveFileName, bytesReceived));
1048 // Display the updated notification.
1049 fileDownloadNotificationPointer->update();
1052 // Update the notification when the download finishes. The save file name must be copied into the lambda or a crash occurs.
1053 connect(webEngineDownloadItemPointer, &QWebEngineDownloadItem::finished, [fileDownloadNotificationPointer, saveFileName, saveFilePath] ()
1055 // Set the new text.
1056 fileDownloadNotificationPointer->setText(i18nc("Download finished notification text", "%1 download finished", saveFileName));
1058 // Set the URL so the file options will be displayed.
1059 fileDownloadNotificationPointer->setUrls(QList<QUrl> {QUrl(saveFilePath)});
1061 // Remove the actions from the notification.
1062 fileDownloadNotificationPointer->setActions(QStringList());
1064 // Set the notification to disappear after a timeout.
1065 fileDownloadNotificationPointer->setFlags(KNotification::CloseOnTimeout);
1067 // Display the updated notification.
1068 fileDownloadNotificationPointer->update();
1071 // Display the notification.
1072 fileDownloadNotificationPointer->sendEvent();
1074 // Start the download.
1075 webEngineDownloadItemPointer->accept();
1077 else // The file save path is not populated.
1079 // Cancel the download.
1080 webEngineDownloadItemPointer->cancel();
1083 else // Cancel was selected.
1085 // Cancel the download.
1086 webEngineDownloadItemPointer->cancel();
1089 else // KDE is running and local storage (cookies) is disabled. Use KDE's native downloader.
1090 // This must use the show command to launch a separate dialog which cancels WebEngine's automatic background download of the file to a temporary location.
1092 // Instantiate the save dialog. `true` instructs it to use the native downloader
1093 SaveDialog *saveDialogPointer = new SaveDialog(downloadUrl, mimeTypeString, totalBytes, suggestedFileName, true);
1095 // Connect the save button.
1096 connect(saveDialogPointer, SIGNAL(useNativeKdeDownloader(QUrl &, QString &)), this, SLOT(useNativeKdeDownloader(QUrl &, QString &)));
1099 saveDialogPointer->show();
1103 // Reset the saving archive flag.
1104 savingArchive = false;
1107 void TabWidget::toggleDeveloperTools(const bool enabled) const
1109 // Get a handle for the current developer tools WebEngine.
1110 DevToolsWebEngineView *devToolsWebEngineViewPointer = qTabWidgetPointer->currentWidget()->findChild<DevToolsWebEngineView *>();
1114 // Set the zoom factor on the development tools WebEngine.
1115 devToolsWebEngineViewPointer->setZoomFactor(currentWebEnginePagePointer->zoomFactor());
1117 // Enable the development tools.
1118 currentWebEnginePagePointer->setDevToolsPage(devToolsWebEngineViewPointer->page());
1120 // Enable JavaScript on the development tools WebEngine.
1121 devToolsWebEngineViewPointer->settings()->setAttribute(QWebEngineSettings::JavascriptEnabled, true);
1123 // Display the developer tools.
1124 devToolsWebEngineViewPointer->setVisible(true);
1128 // Disable JavaScript on the development tools WebEngine to prevent error messages from being written to the console.
1129 devToolsWebEngineViewPointer->settings()->setAttribute(QWebEngineSettings::JavascriptEnabled, false);
1131 // Disable the development tools.
1132 currentWebEnginePagePointer->setDevToolsPage(nullptr);
1134 // Hide the developer tools.
1135 devToolsWebEngineViewPointer->setVisible(false);
1139 void TabWidget::toggleDomStorage() const
1141 // Toggle DOM storage.
1142 currentWebEngineSettingsPointer->setAttribute(QWebEngineSettings::LocalStorageEnabled, !currentWebEngineSettingsPointer->testAttribute(QWebEngineSettings::LocalStorageEnabled));
1144 // Update the DOM storage action.
1145 emit updateDomStorageAction(currentWebEngineSettingsPointer->testAttribute(QWebEngineSettings::LocalStorageEnabled));
1147 // Reload the website.
1148 currentPrivacyWebEngineViewPointer->reload();
1151 void TabWidget::toggleFindCaseSensitive(const QString &text)
1153 // Toggle find case sensitive.
1154 currentPrivacyWebEngineViewPointer->findCaseSensitive = !currentPrivacyWebEngineViewPointer->findCaseSensitive;
1156 // Set the wiping current find text selection flag.
1157 wipingCurrentFindTextSelection = true;
1159 // Wipe the previous search. Otherwise currently highlighted words will remain highlighted.
1160 findText(QLatin1String(""));
1162 // Update the find text.
1166 void TabWidget::toggleJavaScript() const
1168 // Toggle JavaScript.
1169 currentWebEngineSettingsPointer->setAttribute(QWebEngineSettings::JavascriptEnabled, !currentWebEngineSettingsPointer->testAttribute(QWebEngineSettings::JavascriptEnabled));
1171 // Update the JavaScript action.
1172 emit updateJavaScriptAction(currentWebEngineSettingsPointer->testAttribute(QWebEngineSettings::JavascriptEnabled));
1174 // Reload the website.
1175 currentPrivacyWebEngineViewPointer->reload();
1178 void TabWidget::toggleLocalStorage()
1180 // Toggle local storage.
1181 currentPrivacyWebEngineViewPointer->localStorageEnabled = !currentPrivacyWebEngineViewPointer->localStorageEnabled;
1183 // Update the local storage action.
1184 emit updateLocalStorageAction(currentPrivacyWebEngineViewPointer->localStorageEnabled);
1186 // Reload the website.
1187 currentPrivacyWebEngineViewPointer->reload();
1190 void TabWidget::updateUiFromWebEngineView(const PrivacyWebEngineView *privacyWebEngineViewPointer) const
1192 // Only update the UI if the signal was emitted from the current privacy WebEngine.
1193 if (privacyWebEngineViewPointer == currentPrivacyWebEngineViewPointer)
1196 emit updateDefaultZoomFactor(currentPrivacyWebEngineViewPointer->defaultZoomFactor);
1197 emit updateDomainSettingsIndicator(currentPrivacyWebEngineViewPointer->domainSettingsName != QLatin1String(""));
1198 emit updateJavaScriptAction(currentWebEngineSettingsPointer->testAttribute(QWebEngineSettings::JavascriptEnabled));
1199 emit updateLocalStorageAction(currentPrivacyWebEngineViewPointer->localStorageEnabled);
1200 emit updateDomStorageAction(currentWebEngineSettingsPointer->testAttribute(QWebEngineSettings::LocalStorageEnabled));
1201 emit updateUserAgentActions(currentWebEngineProfilePointer->httpUserAgent(), true);
1202 emit updateZoomActions(currentPrivacyWebEngineViewPointer->zoomFactor());
1206 void TabWidget::updateUiWithTabSettings()
1208 // Update the current WebEngine pointers.
1209 currentPrivacyWebEngineViewPointer = qTabWidgetPointer->currentWidget()->findChild<PrivacyWebEngineView *>();
1210 currentWebEngineSettingsPointer = currentPrivacyWebEngineViewPointer->settings();
1211 currentWebEnginePagePointer = currentPrivacyWebEngineViewPointer->page();
1212 currentWebEngineProfilePointer = currentWebEnginePagePointer->profile();
1213 currentWebEngineHistoryPointer = currentWebEnginePagePointer->history();
1214 currentWebEngineCookieStorePointer = currentWebEngineProfilePointer->cookieStore();
1216 // Clear the URL line edit focus.
1217 emit clearUrlLineEditFocus();
1219 // Get a handle for the development tools WebEngine view.
1220 DevToolsWebEngineView *devToolsWebEngineViewPointer = qTabWidgetPointer->currentWidget()->findChild<DevToolsWebEngineView *>();
1222 // Update the actions.
1223 emit updateDefaultZoomFactor(currentPrivacyWebEngineViewPointer->defaultZoomFactor);
1224 emit updateBackAction(currentWebEngineHistoryPointer->canGoBack());
1225 emit updateCookiesAction(currentPrivacyWebEngineViewPointer->cookieListPointer->size());
1226 emit updateDeveloperToolsAction(devToolsWebEngineViewPointer->isVisible());
1227 emit updateDomStorageAction(currentWebEngineSettingsPointer->testAttribute(QWebEngineSettings::LocalStorageEnabled));
1228 emit updateForwardAction(currentWebEngineHistoryPointer->canGoForward());
1229 emit updateJavaScriptAction(currentWebEngineSettingsPointer->testAttribute(QWebEngineSettings::JavascriptEnabled));
1230 emit updateLocalStorageAction(currentPrivacyWebEngineViewPointer->localStorageEnabled);
1231 emit updateUserAgentActions(currentWebEngineProfilePointer->httpUserAgent(), true);
1232 emit updateZoomActions(currentPrivacyWebEngineViewPointer->zoomFactor());
1235 emit updateWindowTitle(currentPrivacyWebEngineViewPointer->title());
1236 emit updateDomainSettingsIndicator(currentPrivacyWebEngineViewPointer->domainSettingsName != QLatin1String(""));
1237 emit updateUrlLineEdit(currentPrivacyWebEngineViewPointer->url());
1239 // Update the find text.
1240 emit updateFindText(currentPrivacyWebEngineViewPointer->findString, currentPrivacyWebEngineViewPointer->findCaseSensitive);
1241 emit updateFindTextResults(currentPrivacyWebEngineViewPointer->findTextResult);
1243 // Update the progress bar.
1244 if (currentPrivacyWebEngineViewPointer->loadProgressInt >= 0)
1245 emit showProgressBar(currentPrivacyWebEngineViewPointer->loadProgressInt);
1247 emit hideProgressBar();
1250 void TabWidget::useNativeKdeDownloader(QUrl &downloadUrl, QString &suggestedFileName)
1252 // Get the download directory.
1253 QString downloadDirectory = Settings::downloadLocation();
1255 // Resolve the system download directory if specified.
1256 if (downloadDirectory == QLatin1String("System Download Directory"))
1257 downloadDirectory = QStandardPaths::writableLocation(QStandardPaths::DownloadLocation);
1259 // Create a save file dialog.
1260 QFileDialog *saveFileDialogPointer = new QFileDialog(this, i18nc("Save file dialog caption", "Save File"), downloadDirectory);
1262 // Tell the dialog to use a save button.
1263 saveFileDialogPointer->setAcceptMode(QFileDialog::AcceptSave);
1265 // Populate the file name from the download item pointer.
1266 saveFileDialogPointer->selectFile(suggestedFileName);
1268 // Prevent interaction with the parent window while the dialog is open.
1269 saveFileDialogPointer->setWindowModality(Qt::WindowModal);
1271 // Process the saving of the file. The save file dialog pointer must be captured directly instead of by reference or nasty crashes occur.
1272 auto saveFile = [saveFileDialogPointer, downloadUrl] ()
1274 // Get the save location. The dialog box should only allow the selecting of one file location.
1275 QUrl saveLocation = saveFileDialogPointer->selectedUrls().value(0);
1277 // Create a file copy job. `-1` creates the file with default permissions.
1278 KIO::FileCopyJob *fileCopyJobPointer = KIO::file_copy(downloadUrl, saveLocation, -1, KIO::Overwrite);
1280 // Set the download job to display any warning and error messages.
1281 fileCopyJobPointer->uiDelegate()->setAutoWarningHandlingEnabled(true);
1282 fileCopyJobPointer->uiDelegate()->setAutoErrorHandlingEnabled(true);
1284 // Start the download.
1285 fileCopyJobPointer->start();
1288 // Handle clicks on the save button.
1289 connect(saveFileDialogPointer, &QDialog::accepted, this, saveFile);
1292 saveFileDialogPointer->show();