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[PrivacyBrowserPC.git] / src / windows / BrowserWindow.cpp
index 3ddba02c9e3809475a6d7393354b5cbc5eae33fb..5960393f1da4b4fb535b4383463ce4ff46f08a3c 100644 (file)
 #include "Settings.h"
 #include "ui_SettingsPrivacy.h"
 #include "ui_SettingsGeneral.h"
+#include "dialogs/CookiesDialog.h"
 #include "dialogs/DomainSettingsDialog.h"
 #include "helpers/SearchEngineHelper.h"
 #include "helpers/UserAgentHelper.h"
 
 // KDE Frameworks headers.
 #include <KActionCollection>
+#include <KColorScheme>
 #include <KToolBar>
 
 // Qt toolkit headers.
+#include <QFileDialog>
 #include <QInputDialog>
+#include <QNetworkCookie>
+#include <QMenuBar>
+#include <QShortcut>
 #include <QStatusBar>
+#include <QWebEngineFindTextResult>
 
-BrowserWindow::BrowserWindow() : KXmlGuiWindow()
+// Construct the class.
+BrowserWindow::BrowserWindow(bool firstWindow) : KXmlGuiWindow()
 {
-    // Instantiate the main view pointer.
-    browserViewPointer = new BrowserView(this);
+    // Initialize the variables.
+    javaScriptEnabled = false;
+    localStorageEnabled = false;
 
-    // Set the main view as the central widget.
-    setCentralWidget(browserViewPointer);
+    // Instantiate the privacy tab widget pointer.
+    tabWidgetPointer = new TabWidget(this);
+
+    // Set the privacy tab widget as the central widget.
+    setCentralWidget(tabWidgetPointer);
 
     // Get a handle for the action collection.
     KActionCollection *actionCollectionPointer = this->actionCollection();
 
     // Add the standard actions.
-    QAction *backActionPointer = KStandardAction::back(this, SLOT(back()), actionCollectionPointer);
-    QAction *forwardActionPointer = KStandardAction::forward(this, SLOT(forward()), actionCollectionPointer);
-    KStandardAction::home(this, SLOT(home()), actionCollectionPointer);
     KStandardAction::openNew(this, SLOT(fileNew()), actionCollectionPointer);
+    KStandardAction::print(tabWidgetPointer, SLOT(print()), actionCollectionPointer);
+    KStandardAction::printPreview(tabWidgetPointer, SLOT(printPreview()), actionCollectionPointer);
     KStandardAction::quit(qApp, SLOT(closeAllWindows()), actionCollectionPointer);
-    KStandardAction::preferences(this, SLOT(settingsConfigure()), actionCollectionPointer);
     KStandardAction::redisplay(this, SLOT(refresh()), actionCollectionPointer);
+    fullScreenActionPointer = KStandardAction::fullScreen(this, SLOT(toggleFullScreen()), this, actionCollectionPointer);
+    QAction *backActionPointer = KStandardAction::back(this, SLOT(back()), actionCollectionPointer);
+    QAction *forwardActionPointer = KStandardAction::forward(this, SLOT(forward()), actionCollectionPointer);
+    KStandardAction::home(this, SLOT(home()), actionCollectionPointer);
+    KStandardAction::preferences(this, SLOT(showSettingsDialog()), actionCollectionPointer);
+    KStandardAction::find(this, SLOT(focusFindLineEdit()), actionCollectionPointer);
+    QAction *findNextActionPointer = KStandardAction::findNext(this, SLOT(findNext()), actionCollectionPointer);
+    KStandardAction::findPrev(this, SLOT(findPrevious()), actionCollectionPointer);
 
     // Add the custom actions.
     userAgentPrivacyBrowserActionPointer = actionCollectionPointer->addAction(QStringLiteral("user_agent_privacy_browser"));
@@ -72,9 +90,12 @@ BrowserWindow::BrowserWindow() : KXmlGuiWindow()
     searchEngineBingActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_bing"));
     searchEngineYahooActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_yahoo"));
     searchEngineCustomActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_custom"));
+    QAction *domainSettingsActionPointer = actionCollectionPointer->addAction(QStringLiteral("domain_settings"));
+    cookiesActionPointer = actionCollectionPointer->addAction(QStringLiteral("cookies"));
     javaScriptActionPointer = actionCollectionPointer->addAction(QStringLiteral("javascript"));
     localStorageActionPointer = actionCollectionPointer->addAction(QStringLiteral("local_storage"));
-    domainSettingsActionPointer = actionCollectionPointer->addAction(QStringLiteral("domain_settings"));
+    domStorageActionPointer = actionCollectionPointer->addAction(QStringLiteral("dom_storage"));
+    findCaseSensitiveActionPointer = actionCollectionPointer->addAction(QStringLiteral("find_case_sensitive"));
 
     // Create the action groups
     QActionGroup *userAgentActionGroupPointer = new QActionGroup(this);
@@ -99,6 +120,10 @@ BrowserWindow::BrowserWindow() : KXmlGuiWindow()
     searchEngineActionGroupPointer->addAction(searchEngineCustomActionPointer);
 
     // Set some actions to be checkable.
+    javaScriptActionPointer->setCheckable(true);
+    localStorageActionPointer->setCheckable(true);
+    domStorageActionPointer->setCheckable(true);
+    findCaseSensitiveActionPointer->setCheckable(true);
     userAgentPrivacyBrowserActionPointer->setCheckable(true);
     userAgentWebEngineDefaultActionPointer->setCheckable(true);
     userAgentFirefoxLinuxActionPointer->setCheckable(true);
@@ -116,24 +141,30 @@ BrowserWindow::BrowserWindow() : KXmlGuiWindow()
     searchEngineYahooActionPointer->setCheckable(true);
     searchEngineCustomActionPointer->setCheckable(true);
 
-    // Set the non-mutable action text.
-    userAgentPrivacyBrowserActionPointer->setText(UserAgentHelper::PRIVACY_BROWSER_TRANSLATED);
-    userAgentWebEngineDefaultActionPointer->setText(UserAgentHelper::WEB_ENGINE_DEFAULT_TRANSLATED);
-    userAgentFirefoxLinuxActionPointer->setText(UserAgentHelper::FIREFOX_LINUX_TRANSLATED);
-    userAgentChromiumLinuxActionPointer->setText(UserAgentHelper::CHROMIUM_LINUX_TRANSLATED);
-    userAgentFirefoxWindowsActionPointer->setText(UserAgentHelper::FIREFOX_WINDOWS_TRANSLATED);
-    userAgentChromeWindowsActionPointer->setText(UserAgentHelper::CHROME_WINDOWS_TRANSLATED);
-    userAgentEdgeWindowsActionPointer->setText(UserAgentHelper::EDGE_WINDOWS_TRANSLATED);
-    userAgentSafariMacosActionPointer->setText(UserAgentHelper::SAFARI_MACOS_TRANSLATED);
+    // Instantiate the user agent helper.
+    UserAgentHelper *userAgentHelperPointer = new UserAgentHelper();
+
+    // Set the action text.
+    userAgentPrivacyBrowserActionPointer->setText(userAgentHelperPointer->PRIVACY_BROWSER_TRANSLATED);
+    userAgentWebEngineDefaultActionPointer->setText(userAgentHelperPointer->WEB_ENGINE_DEFAULT_TRANSLATED);
+    userAgentFirefoxLinuxActionPointer->setText(userAgentHelperPointer->FIREFOX_LINUX_TRANSLATED);
+    userAgentChromiumLinuxActionPointer->setText(userAgentHelperPointer->CHROMIUM_LINUX_TRANSLATED);
+    userAgentFirefoxWindowsActionPointer->setText(userAgentHelperPointer->FIREFOX_WINDOWS_TRANSLATED);
+    userAgentChromeWindowsActionPointer->setText(userAgentHelperPointer->CHROME_WINDOWS_TRANSLATED);
+    userAgentEdgeWindowsActionPointer->setText(userAgentHelperPointer->EDGE_WINDOWS_TRANSLATED);
+    userAgentSafariMacosActionPointer->setText(userAgentHelperPointer->SAFARI_MACOS_TRANSLATED);
     searchEngineMojeekActionPointer->setText(i18nc("Search engine", "Mojeek"));
     searchEngineMonoclesActionPointer->setText(i18nc("Search engine", "Monocles"));
     searchEngineMetagerActionPointer->setText(i18nc("Search engine", "MetaGer"));
     searchEngineGoogleActionPointer->setText(i18nc("Search engine", "Google"));
     searchEngineBingActionPointer->setText(i18nc("Search engine", "Bing"));
     searchEngineYahooActionPointer->setText(i18nc("Search engine", "Yahoo"));
-    javaScriptActionPointer->setText(i18nc("JavaScript button", "JavaScript"));
-    localStorageActionPointer->setText(i18nc("Local Storage Button", "Local Storage"));
-    domainSettingsActionPointer->setText(i18nc("Domain Settings button", "Domain Settings"));
+    domainSettingsActionPointer->setText(i18nc("Domain Settings action", "Domain Settings"));
+    cookiesActionPointer->setText(i18nc("The Cookies action, which also displays the number of cookies", "Cookies - %1", 0));
+    javaScriptActionPointer->setText(i18nc("JavaScript action", "JavaScript"));
+    localStorageActionPointer->setText(i18nc("The Local Storage action", "Local Storage"));
+    domStorageActionPointer->setText(i18nc("DOM Storage action", "DOM Storage"));
+    findCaseSensitiveActionPointer->setText(i18nc("Find Case Sensitive action", "Find Case Sensitive"));
 
     // Set the action icons.
     userAgentPrivacyBrowserActionPointer->setIcon(QIcon(":/icons/privacy-mode"));
@@ -154,38 +185,92 @@ BrowserWindow::BrowserWindow() : KXmlGuiWindow()
     searchEngineCustomActionPointer->setIcon(QIcon::fromTheme(QStringLiteral("search")));
     zoomFactorActionPointer->setIcon(QIcon::fromTheme(QStringLiteral("zoom")));
     domainSettingsActionPointer->setIcon(QIcon::fromTheme(QStringLiteral("settings-configure")));
+    cookiesActionPointer->setIcon(QIcon::fromTheme(QStringLiteral("preferences-web-browser-cookies")));
+    domStorageActionPointer->setIcon(QIcon::fromTheme(QStringLiteral("code-class")));
+    findCaseSensitiveActionPointer->setIcon(QIcon::fromTheme(QStringLiteral("format-text-lowercase")));
 
     // Update the on-the-fly menus.
-    connect(browserViewPointer, SIGNAL(updateUserAgentActions(QString)), this, SLOT(updateUserAgentActions(QString)));
-    connect(browserViewPointer, SIGNAL(updateZoomFactorAction(double)), this, SLOT(updateZoomFactorAction(double)));
-    connect(browserViewPointer, SIGNAL(updateSearchEngineActions(QString)), this, SLOT(updateSearchEngineActions(QString)));
+    connect(tabWidgetPointer, SIGNAL(updateUserAgentActions(QString, bool)), this, SLOT(updateUserAgentActions(QString, bool)));
+    connect(tabWidgetPointer, SIGNAL(updateZoomFactorAction(double)), this, SLOT(updateZoomFactorAction(double)));
+    connect(tabWidgetPointer, SIGNAL(updateSearchEngineActions(QString, bool)), this, SLOT(updateSearchEngineActions(QString, bool)));
 
     // Apply the on-the-fly settings when selected.
-    connect(userAgentActionGroupPointer, SIGNAL(triggered(QAction*)), browserViewPointer, SLOT(applyOnTheFlyUserAgent(QAction*)));
-    connect(searchEngineActionGroupPointer, SIGNAL(triggered(QAction*)), browserViewPointer, SLOT(applyOnTheFlySearchEngine(QAction*)));
+    connect(userAgentActionGroupPointer, SIGNAL(triggered(QAction*)), tabWidgetPointer, SLOT(applyOnTheFlyUserAgent(QAction*)));
+    connect(searchEngineActionGroupPointer, SIGNAL(triggered(QAction*)), tabWidgetPointer, SLOT(applyOnTheFlySearchEngine(QAction*)));
+
+    // Process cookie changes.
+    connect(tabWidgetPointer, SIGNAL(updateCookiesAction(int)), this, SLOT(updateCookiesAction(int)));
 
     // Display dialogs.
     connect(zoomFactorActionPointer, SIGNAL(triggered()), this, SLOT(getZoomFactorFromUser()));
+    connect(cookiesActionPointer, SIGNAL(triggered()), this, SLOT(showCookiesDialog()));
+    connect(domainSettingsActionPointer, SIGNAL(triggered()), this, SLOT(showDomainSettingsDialog()));
 
     // Connect the URL toolbar actions.
     connect(javaScriptActionPointer, SIGNAL(triggered()), this, SLOT(toggleJavaScript()));
     connect(localStorageActionPointer, SIGNAL(triggered()), this, SLOT(toggleLocalStorage()));
-    connect(domainSettingsActionPointer, SIGNAL(triggered()), this, SLOT(openDomainSettings()));
+    connect(domStorageActionPointer, SIGNAL(triggered()), this, SLOT(toggleDomStorage()));
 
     // Update the URL toolbar actions.
-    connect(browserViewPointer, SIGNAL(updateBackAction(bool)), backActionPointer, SLOT(setEnabled(bool)));
-    connect(browserViewPointer, SIGNAL(updateForwardAction(bool)), forwardActionPointer, SLOT(setEnabled(bool)));
-    connect(browserViewPointer, SIGNAL(updateJavaScriptAction(bool)), this, SLOT(updateJavaScriptAction(bool)));
-    connect(browserViewPointer, SIGNAL(updateLocalStorageAction(bool)), this, SLOT(updateLocalStorageAction(bool)));
+    connect(tabWidgetPointer, SIGNAL(updateBackAction(bool)), backActionPointer, SLOT(setEnabled(bool)));
+    connect(tabWidgetPointer, SIGNAL(updateForwardAction(bool)), forwardActionPointer, SLOT(setEnabled(bool)));
+    connect(tabWidgetPointer, SIGNAL(updateJavaScriptAction(bool)), this, SLOT(updateJavaScriptAction(bool)));
+    connect(tabWidgetPointer, SIGNAL(updateLocalStorageAction(bool)), this, SLOT(updateLocalStorageAction(bool)));
+    connect(tabWidgetPointer, SIGNAL(updateDomStorageAction(bool)), this, SLOT(updateDomStorageAction(bool)));
+
+    // Connect the find text actions.
+    connect(findCaseSensitiveActionPointer, SIGNAL(triggered()), this, SLOT(toggleFindCaseSensitive()));
+
+    // Setup the GUI based on the browser_window_ui.rc file.
+    setupGUI(StandardWindowOption::Default, ("browserwindowui.rc"));
+
+    // Get lists of the actions' associated widgets.
+    QList<QWidget*> userAgentAssociatedWidgetsPointerList = userAgentPrivacyBrowserActionPointer->associatedWidgets();
+    QList<QWidget*> searchEngineAssociatedWidgetsPointerList = searchEngineMojeekActionPointer->associatedWidgets();
+
+    // Get the menu widget pointers.  It is the second entry, after the main window.
+    QWidget *userAgentMenuWidgetPointer = userAgentAssociatedWidgetsPointerList[1];
+    QWidget *searchEngineMenuWidgetPointer = searchEngineAssociatedWidgetsPointerList[1];
+
+    // Get the menu pointers.
+    QMenu *userAgentMenuPointer = qobject_cast<QMenu*>(userAgentMenuWidgetPointer);
+    QMenu *searchEngineMenuPointer = qobject_cast<QMenu*>(searchEngineMenuWidgetPointer);
 
-    // Setup the GUI based on the browser_ui.rc file.
-    setupGUI(StandardWindowOption::Default, ("browser_ui.rc"));
+    // Get the menu actions.
+    userAgentMenuActionPointer = userAgentMenuPointer->menuAction();
+    searchEngineMenuActionPointer = searchEngineMenuPointer->menuAction();
 
-    // Get a handle for the URL toolbar.
-    KToolBar *urlToolBarPointer = toolBar(QStringLiteral("url_toolbar"));
+    // Get handles for the toolbars.
+    navigationToolBarPointer = toolBar(QStringLiteral("navigation_toolbar"));
+    urlToolBarPointer = toolBar(QStringLiteral("url_toolbar"));
 
-    // Create a URL line edit.
+    // Create the line edits.
     urlLineEditPointer = new KLineEdit();
+    findTextLineEditPointer = new KLineEdit();
+
+    // Get the line edit size policies.
+    QSizePolicy urlLineEditSizePolicy = urlLineEditPointer->sizePolicy();
+    QSizePolicy findTextLineEditSizePolicy = findTextLineEditPointer->sizePolicy();
+
+    // Set the URL line edit horizontal stretch to be five times the find text line edit stretch.
+    urlLineEditSizePolicy.setHorizontalStretch(5);
+    findTextLineEditSizePolicy.setHorizontalStretch(1);
+
+    // Set the policies.
+    urlLineEditPointer->setSizePolicy(urlLineEditSizePolicy);
+    findTextLineEditPointer->setSizePolicy(findTextLineEditSizePolicy);
+
+    // Set the widths.
+    urlLineEditPointer->setMinimumWidth(350);
+    findTextLineEditPointer->setMinimumWidth(200);
+    findTextLineEditPointer->setMaximumWidth(350);
+
+    // Set the placehold text.
+    urlLineEditPointer->setPlaceholderText(i18nc("The URL line edit placeholder text", "URL or Search Terms"));
+    findTextLineEditPointer->setPlaceholderText(i18nc("The find line edit placeholder text", "Find Text"));
+
+    // Show the clear button on the find line edit.
+    findTextLineEditPointer->setClearButtonEnabled(true);
 
     // Add an edit or add domain settings action to the URL line edit.
     QAction *addOrEditDomainSettingsActionPointer = urlLineEditPointer->addAction(QIcon::fromTheme("settings-configure"), QLineEdit::TrailingPosition);
@@ -193,14 +278,37 @@ BrowserWindow::BrowserWindow() : KXmlGuiWindow()
     // Add or edit the current domain settings.
     connect(addOrEditDomainSettingsActionPointer, SIGNAL(triggered()), this, SLOT(addOrEditDomainSettings()));
 
-    // Populate the URL toolbar.
+    // Create a find text label pointer.
+    findTextLabelPointer = new QLabel();
+
+    // Set the default label text.
+    findTextLabelPointer->setText(QStringLiteral("  ") + i18nc("Default find results.", "0/0") + QStringLiteral("  "));
+
+    // Insert the widgets into the toolbars.
     urlToolBarPointer->insertWidget(javaScriptActionPointer, urlLineEditPointer);
+    urlToolBarPointer->insertWidget(findNextActionPointer, findTextLineEditPointer);
+    urlToolBarPointer->insertWidget(findNextActionPointer, findTextLabelPointer);
 
     // Load a new URL from the URL line edit.
     connect(urlLineEditPointer, SIGNAL(returnKeyPressed(const QString)), this, SLOT(loadUrlFromLineEdit(const QString)));
 
+    // Find text as it is typed.
+    connect(findTextLineEditPointer, SIGNAL(textEdited(const QString &)), tabWidgetPointer, SLOT(findText(const QString &)));
+
+    // Find next if the enter key is pressed.
+    connect(findTextLineEditPointer, SIGNAL(returnKeyPressed(const QString &)), tabWidgetPointer, SLOT(findText(const QString &)));
+
+    // Update find text when switching tabs.
+    connect(tabWidgetPointer, SIGNAL(updateFindText(const QString &, const bool)), this, SLOT(updateFindText(const QString &, const bool)));
+
+    // Update the find text results.
+    connect(tabWidgetPointer, SIGNAL(updateFindTextResults(const QWebEngineFindTextResult &)), this, SLOT(updateFindTextResults(const QWebEngineFindTextResult &)));
+
     // Update the URL line edit on page loads.
-    connect(browserViewPointer, SIGNAL(updateUrlLineEdit(QUrl)), this, SLOT(updateUrlLineEdit(QUrl)));
+    connect(tabWidgetPointer, SIGNAL(updateUrlLineEdit(QUrl)), this, SLOT(updateUrlLineEdit(QUrl)));
+
+    // Update the window title.
+    connect(tabWidgetPointer, SIGNAL(updateWindowTitle(const QString)), this, SLOT(updateWindowTitle(const QString)));
 
     // Get a handle for the status bar.
     QStatusBar *statusBarPointer = statusBar();
@@ -212,27 +320,51 @@ BrowserWindow::BrowserWindow() : KXmlGuiWindow()
     statusBarPointer->addPermanentWidget(progressBarPointer);
 
     // Update the status bar with the URL when a link is hovered.
-    connect(browserViewPointer, SIGNAL(linkHovered(QString)), statusBarPointer, SLOT(showMessage(QString)));
+    connect(tabWidgetPointer, SIGNAL(linkHovered(QString)), statusBarPointer, SLOT(showMessage(QString)));
 
     // Update the progress bar.
-    connect(browserViewPointer, SIGNAL(showProgressBar(const int)), this, SLOT(showProgressBar(const int)));
-    connect(browserViewPointer, SIGNAL(hideProgressBar()), progressBarPointer, SLOT(hide()));
+    connect(tabWidgetPointer, SIGNAL(showProgressBar(const int)), this, SLOT(showProgressBar(const int)));
+    connect(tabWidgetPointer, SIGNAL(hideProgressBar()), progressBarPointer, SLOT(hide()));
 
-    // Clear the URL line edit focus when requested.
-    connect(browserViewPointer, SIGNAL(clearUrlLineEditFocus()), this, SLOT(clearUrlLineEditFocus()));
+    // Update the URL line edit focus.
+    connect(tabWidgetPointer, SIGNAL(clearUrlLineEditFocus()), this, SLOT(clearUrlLineEditFocus()));
 
     // Get the URL line edit palettes.
-    noDomainSettingsPalette = urlLineEditPointer->palette();
-    domainSettingsPalette = urlLineEditPointer->palette();
+    normalBackgroundPalette = urlLineEditPointer->palette();
+    negativeBackgroundPalette = normalBackgroundPalette;
+    positiveBackgroundPalette = normalBackgroundPalette;
 
-    // Modify the domain settings palette.
-    domainSettingsPalette.setColor(QPalette::Base, QColor("#C8E6C9"));
+    // Modify the palettes.
+    KColorScheme::adjustBackground(negativeBackgroundPalette, KColorScheme::NegativeBackground);
+    KColorScheme::adjustBackground(positiveBackgroundPalette, KColorScheme::PositiveBackground);
 
     // Update the applied palette.
-    connect(browserViewPointer, SIGNAL(updateDomainSettingsIndicator(bool, QString)), this, SLOT(updateDomainSettingsIndicator(bool, QString)));
-
-    // Load the initial website.
-    browserViewPointer->loadInitialWebsite();
+    connect(tabWidgetPointer, SIGNAL(updateDomainSettingsIndicator(const bool)), this, SLOT(updateDomainSettingsIndicator(const bool)));
+
+    // Process full screen requests.
+    connect(tabWidgetPointer, SIGNAL(fullScreenRequested(bool)), this, SLOT(fullScreenRequested(bool)));
+
+    // Create keyboard shortcuts.
+    QShortcut *ctrlTShortcutPointer = new QShortcut(QKeySequence(i18nc("The open new tab shortcut.", "Ctrl+t")), this);
+    QShortcut *f11ShortcutPointer = new QShortcut(QKeySequence(i18nc("The toggle full screen shortcut.", "F11")), this);
+    QShortcut *escapeShortcutPointer = new QShortcut(QKeySequence::Cancel, this);
+
+    // Connect the keyboard shortcuts to the actions.
+    connect(ctrlTShortcutPointer, SIGNAL(activated()), tabWidgetPointer, SLOT(addTab()));
+    connect(f11ShortcutPointer, SIGNAL(activated()), fullScreenActionPointer, SLOT(trigger()));
+    connect(escapeShortcutPointer, SIGNAL(activated()), this, SLOT(escape()));
+
+    // Populate the UI.
+    // This must be done here, because otherwise, if a URL is loaded, like a local file, that does not trigger a call to TabWidget::applyDomainSettings, the UI will not be fully populated.
+    updateJavaScriptAction(Settings::javaScriptEnabled());
+    updateLocalStorageAction(Settings::localStorageEnabled());
+    updateDomStorageAction(Settings::domStorageEnabled());
+    updateUserAgentActions(UserAgentHelper::getUserAgentFromDatabaseName(Settings::userAgent()), true);
+    updateZoomFactorAction(Settings::zoomFactor());
+
+    // Load the initial website if this is the first window.
+    if (firstWindow)
+        tabWidgetPointer->loadInitialWebsite();
 }
 
 void BrowserWindow::addOrEditDomainSettings() const
@@ -243,8 +375,11 @@ void BrowserWindow::addOrEditDomainSettings() const
     // Create the domain settings dialog pointer.
     DomainSettingsDialog *domainSettingsDialogPointer;
 
+    // Get the current domain settings name.
+    QString &currentDomainSettingsName = tabWidgetPointer->getDomainSettingsName();
+
     // Run the commands according to the current domain settings status.
-    if (currentDomainSettingsDomain == "")  // Domain settings are not currently applied.
+    if (currentDomainSettingsName == QStringLiteral(""))  // Domain settings are not currently applied.
     {
         // Instruct the domain settings dialog to add a new domain.
         domainSettingsDialogPointer = new DomainSettingsDialog(DomainSettingsDialog::ADD_DOMAIN, currentUrl.host());
@@ -252,7 +387,7 @@ void BrowserWindow::addOrEditDomainSettings() const
     else  // Domain settings are currently applied.
     {
         // Instruct the domain settings dialog to edit the current domain.
-        domainSettingsDialogPointer = new DomainSettingsDialog(DomainSettingsDialog::EDIT_DOMAIN, currentDomainSettingsDomain);
+        domainSettingsDialogPointer = new DomainSettingsDialog(DomainSettingsDialog::EDIT_DOMAIN, currentDomainSettingsName);
     }
 
     // Set the dialog window title.
@@ -265,7 +400,7 @@ void BrowserWindow::addOrEditDomainSettings() const
     domainSettingsDialogPointer->show();
 
     // Reload the tabs when domain settings are updated.
-    connect(domainSettingsDialogPointer, SIGNAL(domainSettingsUpdated()), browserViewPointer, SLOT(applyDomainSettingsAndReload()));
+    connect(domainSettingsDialogPointer, SIGNAL(domainSettingsUpdated()), tabWidgetPointer, SLOT(applyDomainSettingsAndReload()));
 }
 
 void BrowserWindow::back() const
@@ -274,7 +409,7 @@ void BrowserWindow::back() const
     urlLineEditPointer->clearFocus();
 
     // Go back.
-    browserViewPointer->back();
+    tabWidgetPointer->back();
 }
 
 void BrowserWindow::clearUrlLineEditFocus() const
@@ -283,19 +418,95 @@ void BrowserWindow::clearUrlLineEditFocus() const
     urlLineEditPointer->clearFocus();
 }
 
+void BrowserWindow::escape() const
+{
+    // Process the excape according to the status of the browser.
+    if (fullScreenActionPointer->isChecked())  // Full screen browsing is enabled.
+    {
+        // Exit full screen browsing.
+        fullScreenActionPointer->trigger();
+    }
+    else if (!findTextLineEditPointer->text().isEmpty())  // Find text is activated.
+    {
+        // Clear the text in the line edit.
+        findTextLineEditPointer->clear();
+
+        // Clear the search in the WebEngine.
+        tabWidgetPointer->findText(QStringLiteral(""));
+    }
+}
+
 void BrowserWindow::fileNew() const
 {
     // Display a new instance of Privacy Browser.
     (new BrowserWindow)->show();
 }
 
+void BrowserWindow::findNext() const
+{
+    // Get the find string.
+    const QString findString = findTextLineEditPointer->text();
+
+    // Search for the text if it is not empty.
+    if (!findString.isEmpty())
+        tabWidgetPointer->findText(findString);
+}
+
+void BrowserWindow::findPrevious() const
+{
+    // Get the find string.
+    const QString findString = findTextLineEditPointer->text();
+
+    // Search for the text if it is not empty.
+    if (!findString.isEmpty())
+        tabWidgetPointer->findPrevious(findString);
+}
+
+void BrowserWindow::focusFindLineEdit() const
+{
+    // Set the focus on the find line edit.
+    findTextLineEditPointer->setFocus();
+
+    // Select all the text in the find line edit.
+    findTextLineEditPointer->selectAll();
+}
+
 void BrowserWindow::forward() const
 {
     // Remove the focus from the URL line edit.
     urlLineEditPointer->clearFocus();
 
     // Go forward.
-    browserViewPointer->forward();
+    tabWidgetPointer->forward();
+}
+
+void BrowserWindow::fullScreenRequested(const bool toggleOn)
+{
+    // Toggle full screen mode.
+    if (toggleOn)  // Turn full screen mode on.
+    {
+        // Set the window to be full screen.
+        fullScreenActionPointer->setFullScreen(window(), true);
+
+        // Hide all the bars.
+        menuBar()->setVisible(false);
+        navigationToolBarPointer->setVisible(false);
+        urlToolBarPointer->setVisible(false);
+        tabWidgetPointer->setTabBarVisible(false);
+        statusBar()->setVisible(false);
+    }
+    else  // Turn full screen mode off.
+    {
+        // Set the window to not be full screen.
+        fullScreenActionPointer->setFullScreen(window(), false);
+
+        // Show all the bars.
+        menuBar()->setVisible(true);
+        navigationToolBarPointer->setVisible(true);
+        urlToolBarPointer->setVisible(true);
+        tabWidgetPointer->setTabBarVisible(true);
+        statusBar()->setVisible(true);
+    }
 }
 
 void BrowserWindow::getZoomFactorFromUser()
@@ -315,7 +526,7 @@ void BrowserWindow::getZoomFactorFromUser()
         currentZoomFactor = newZoomFactor;
 
         // Set the new zoom factor.
-        browserViewPointer->applyOnTheFlyZoomFactor(newZoomFactor);
+        tabWidgetPointer->applyOnTheFlyZoomFactor(newZoomFactor);
 
         // Update the on-the-fly action text.
         updateZoomFactorAction(newZoomFactor);
@@ -328,7 +539,7 @@ void BrowserWindow::home() const
     urlLineEditPointer->clearFocus();
 
     // Go home.
-    browserViewPointer->home();
+    tabWidgetPointer->home();
 }
 
 void BrowserWindow::loadUrlFromLineEdit(const QString &url) const
@@ -337,37 +548,73 @@ void BrowserWindow::loadUrlFromLineEdit(const QString &url) const
     urlLineEditPointer->clearFocus();
 
     // Load the URL.
-    browserViewPointer->loadUrlFromLineEdit(url);
+    tabWidgetPointer->loadUrlFromLineEdit(url);
 }
 
-void BrowserWindow::openDomainSettings() const
+void BrowserWindow::refresh() const
 {
     // Remove the focus from the URL line edit.
     urlLineEditPointer->clearFocus();
 
-    // Instantiate the domain settings dialog.
-    DomainSettingsDialog *domainSettingsDialogPointer = new DomainSettingsDialog();
+    // Refresh the web page.
+    tabWidgetPointer->refresh();
+}
 
-    // Set the dialog window title.
-    domainSettingsDialogPointer->setWindowTitle(i18nc("The domain settings dialog title", "Domain Settings"));
+void BrowserWindow::showCookiesDialog()
+{
+    // Remove the focus from the URL line edit.
+    urlLineEditPointer->clearFocus();
 
-    // Set the modality.
-    domainSettingsDialogPointer->setWindowModality(Qt::WindowModality::WindowModal);;
+    // Instantiate the cookie settings dialog.
+    CookiesDialog *cookiesDialogPointer = new CookiesDialog(tabWidgetPointer->getCookieList());
 
     // Show the dialog.
-    domainSettingsDialogPointer->show();
+    cookiesDialogPointer->show();
 
-    // Reload the tabs when domain settings are updated.
-    connect(domainSettingsDialogPointer, SIGNAL(domainSettingsUpdated()), browserViewPointer, SLOT(applyDomainSettingsAndReload()));
+    // Connect the dialog signals.
+    connect(cookiesDialogPointer, SIGNAL(addCookie(QNetworkCookie)), tabWidgetPointer, SLOT(addCookieToStore(QNetworkCookie)));
+    connect(cookiesDialogPointer, SIGNAL(deleteAllCookies()), tabWidgetPointer, SLOT(deleteAllCookies()));
+    connect(cookiesDialogPointer, SIGNAL(deleteCookie(QNetworkCookie)), tabWidgetPointer, SLOT(deleteCookieFromStore(QNetworkCookie)));
 }
 
-void BrowserWindow::refresh() const
+void BrowserWindow::showDownloadLocationBrowseDialog() const
+{
+    // Get the current download location.
+    QString currentDownloadLocation = downloadLocationComboBoxPointer->currentText();
+
+    // Resolve the system download directory if specified.
+    if (currentDownloadLocation == QStringLiteral("System Download Directory"))
+        currentDownloadLocation = QStandardPaths::writableLocation(QStandardPaths::DownloadLocation);
+
+    // Get the new download location.
+    QString newDownloadLocation = QFileDialog::getExistingDirectory(configDialogPointer, i18nc("Select download location dialog caption", "Select Download Location"), currentDownloadLocation);
+
+    // Populate the download location combo box according to the new download location.
+    if (newDownloadLocation == QStandardPaths::writableLocation(QStandardPaths::DownloadLocation))  // The default download location was selected.
+    {
+        // Populate the download location with the default text.
+        downloadLocationComboBoxPointer->setCurrentText("System Download Directory");
+    }
+    else if (newDownloadLocation != QStringLiteral(""))  // A different directory was selected.
+    {
+        // Populate the download location.
+        downloadLocationComboBoxPointer->setCurrentText(newDownloadLocation);
+    }
+}
+
+void BrowserWindow::showDomainSettingsDialog() const
 {
     // Remove the focus from the URL line edit.
     urlLineEditPointer->clearFocus();
 
-    // Refresh the web page.
-    browserViewPointer->refresh();
+    // Instantiate the domain settings dialog.
+    DomainSettingsDialog *domainSettingsDialogPointer = new DomainSettingsDialog();
+
+    // Show the dialog.
+    domainSettingsDialogPointer->show();
+
+    // Reload the tabs when domain settings are updated.
+    connect(domainSettingsDialogPointer, SIGNAL(domainSettingsUpdated()), tabWidgetPointer, SLOT(applyDomainSettingsAndReload()));
 }
 
 void BrowserWindow::showProgressBar(const int &progress) const
@@ -379,175 +626,312 @@ void BrowserWindow::showProgressBar(const int &progress) const
     progressBarPointer->show();
 }
 
+void BrowserWindow::showSettingsDialog()
+{
+    // Create the settings widgets.
+    QWidget *privacySettingsWidgetPointer = new QWidget;
+    QWidget *generalSettingsWidgetPointer = new QWidget;
+
+    // Instantiate the settings UI.
+    Ui::PrivacySettings privacySettingsUi;
+    Ui::GeneralSettings generalSettingsUi;
+
+    // Setup the UI to display the settings widgets.
+    privacySettingsUi.setupUi(privacySettingsWidgetPointer);
+    generalSettingsUi.setupUi(generalSettingsWidgetPointer);
+
+    // Get handles for the widgets.
+    QComboBox *userAgentComboBoxPointer = privacySettingsUi.kcfg_userAgent;
+    userAgentLabelPointer = privacySettingsUi.userAgentLabel;
+    QComboBox *searchEngineComboBoxPointer = generalSettingsUi.kcfg_searchEngine;
+    searchEngineLabelPointer = generalSettingsUi.searchEngineLabel;
+    downloadLocationComboBoxPointer = generalSettingsUi.kcfg_downloadLocation;
+    QPushButton *browseButtonPointer = generalSettingsUi.browseButton;
+
+    // Populate the combo box labels.
+    updateUserAgentLabel(userAgentComboBoxPointer->currentText());
+    updateSearchEngineLabel(searchEngineComboBoxPointer->currentText());
+
+    // Update the labels when the combo boxes change.
+    connect(userAgentComboBoxPointer, SIGNAL(currentTextChanged(const QString)), this, SLOT(updateUserAgentLabel(const QString)));
+    connect(searchEngineComboBoxPointer, SIGNAL(currentTextChanged(const QString)), this, SLOT(updateSearchEngineLabel(const QString)));
+
+    // Connect the download location directory browse button.
+    connect(browseButtonPointer, SIGNAL(clicked()), this, SLOT(showDownloadLocationBrowseDialog()));
+
+    // Instantiate a settings config dialog from the settings.kcfg file.
+    configDialogPointer = new KConfigDialog(this, QStringLiteral("settings"), Settings::self());
+
+    // Add the settings widgets as config dialog pages.
+    configDialogPointer->addPage(privacySettingsWidgetPointer, i18nc("@title:tab", "Privacy"), QStringLiteral("privacy-browser"));
+    configDialogPointer->addPage(generalSettingsWidgetPointer, i18nc("@title:tab", "General"), QStringLiteral("breeze-settings"));
+
+    // Prevent interaction with the parent window while the dialog is open.
+    configDialogPointer->setWindowModality(Qt::WindowModal);
+
+    // Make it so.
+    configDialogPointer->show();
+
+    // TODO.  KConfigDialog does not respect expanding size policies.  <https://redmine.stoutner.com/issues/823>
+    //configDialogPointer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    //privacySettingsWidgetPointer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    //generalSettingsWidgetPointer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    //configDialogPointer->adjustSize();
+
+    // Expand the config dialog.
+    configDialogPointer->resize(1000, 500);
+
+    // Apply the settings when they are updated.
+    connect(configDialogPointer, SIGNAL(settingsChanged(QString)), tabWidgetPointer, SLOT(applyApplicationSettings()));
+    connect(configDialogPointer, SIGNAL(settingsChanged(QString)), tabWidgetPointer, SLOT(applyDomainSettingsAndReload()));
+}
+
 QSize BrowserWindow::sizeHint() const
 {
     // Return the default window size.
     return QSize(1500, 1200);
 }
 
-void BrowserWindow::settingsConfigure()
+void BrowserWindow::toggleDomStorage() const
 {
-    // Check to make sure the dialog box isn't already displayed.
-    if (KConfigDialog::exists(QStringLiteral("settings")))
-    {
-        // Show the existing config dialog if it is hidden.
-        configDialogPointer->show();
-
-        // Raise the existing config dialog if it is below other windows.
-        configDialogPointer->raise();
+    // Remove the focus from the URL line edit.
+    urlLineEditPointer->clearFocus();
 
-        // Restore the existing config dialog if it has been minimized.
-        if (configDialogPointer->isMinimized()) {
-            configDialogPointer->showNormal();
-        }
+    // Toggle DOM storage.
+    tabWidgetPointer->toggleDomStorage();
+}
 
-        // Activate the existing config dialog, which brings its virtual desktop into focus.
-        configDialogPointer->activateWindow();
-    }
-    else
-    {
-        // Create the settings widgets.
-        QWidget *privacySettingsWidgetPointer = new QWidget;
-        QWidget *generalSettingsWidgetPointer = new QWidget;
+void BrowserWindow::toggleFindCaseSensitive() const
+{
+    // Get the current find string.
+    const QString findString = findTextLineEditPointer->text();
 
-        // Instantiate the settings UI.
-        Ui::PrivacySettings privacySettingsUi;
-        Ui::GeneralSettings generalSettingsUi;
+    // Toggle find case sensitive.
+    tabWidgetPointer->toggleFindCaseSensitive(findString);
+}
 
-        // Setup the UI to display the settings widgets.
-        privacySettingsUi.setupUi(privacySettingsWidgetPointer);
-        generalSettingsUi.setupUi(generalSettingsWidgetPointer);
+void BrowserWindow::toggleJavaScript() const
+{
+    // Remove the focus from the URL line edit.
+    urlLineEditPointer->clearFocus();
 
-        // Get handles for the widgets.
-        QComboBox *userAgentComboBoxPointer = privacySettingsUi.kcfg_userAgent;
-        userAgentLabelPointer = privacySettingsUi.userAgentLabel;
-        QComboBox *searchEngineComboBoxPointer = generalSettingsUi.kcfg_searchEngine;
-        searchEngineLabelPointer = generalSettingsUi.searchEngineLabel;
+    // Toggle JavaScript.
+    tabWidgetPointer->toggleJavaScript();
+}
 
-        // Populate the combo box labels.
-        updateUserAgentLabel(userAgentComboBoxPointer->currentText());
-        updateSearchEngineLabel(searchEngineComboBoxPointer->currentText());
+void BrowserWindow::toggleLocalStorage() const
+{
+    // Remove the focus from the URL line edit.
+    urlLineEditPointer->clearFocus();
 
-        // Update the labels when the combo boxes change.
-        connect(userAgentComboBoxPointer, SIGNAL(currentTextChanged(const QString)), this, SLOT(updateUserAgentLabel(const QString)));
-        connect(searchEngineComboBoxPointer, SIGNAL(currentTextChanged(const QString)), this, SLOT(updateSearchEngineLabel(const QString)));
+    // Toggle local storage.
+    tabWidgetPointer->toggleLocalStorage();
+}
 
-        // Instantiate a settings config dialog from the settings.kcfg file.
-        configDialogPointer = new KConfigDialog(this, QStringLiteral("settings"), Settings::self());
+void BrowserWindow::toggleFullScreen()
+{
+    // Toggle the full screen status.
+    if (fullScreenActionPointer->isChecked())  // Enable full screen browsing mode.
+    {
+        // Enable full screen mode.
+        fullScreenActionPointer->setFullScreen(window(), true);
+
+        // Hide the menu bar if specified.
+        if (Settings::fullScreenHideMenuBar())
+            menuBar()->setVisible(false);
+
+        // Hide the toolbars if specified.
+        if (Settings::fullScreenHideToolBars())
+        {
+            navigationToolBarPointer->setVisible(false);
+            urlToolBarPointer->setVisible(false);
+        }
 
-        // Add the settings widgets as config dialog pages.
-        configDialogPointer->addPage(privacySettingsWidgetPointer, i18nc("@title:tab", "Privacy"), QStringLiteral("privacy-browser"));
-        configDialogPointer->addPage(generalSettingsWidgetPointer, i18nc("@title:tab", "General"), QStringLiteral("breeze-settings"));
+        // Hide the tab bar if specified.
+        if (Settings::fullScreenHideTabBar())
+            tabWidgetPointer->setTabBarVisible(false);
 
-        // Delete the config dialog when it is closed.
-        configDialogPointer->setAttribute(Qt::WA_DeleteOnClose);
+        // Hide the status bar if specified.
+        if (Settings::fullScreenHideStatusBar())
+            statusBar()->setVisible(false);
+    }
+    else  // Disable full screen browsing mode.
+    {
+        // Disable full screen mode.
+        fullScreenActionPointer->setFullScreen(window(), false);
 
-        // Make it so.
-        configDialogPointer->show();
+        // Show the menu bar.
+        menuBar()->setVisible(true);
 
-        // TODO.  KConfigDialog does not respect expanding size policies.  <https://redmine.stoutner.com/issues/823>
-        //configDialogPointer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
-        //privacySettingsWidgetPointer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
-        //generalSettingsWidgetPointer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
-        //configDialogPointer->adjustSize();
+        // Show the toolbars.
+        navigationToolBarPointer->setVisible(true);
+        urlToolBarPointer->setVisible(true);
 
-        // Expand the config dialog.
-        configDialogPointer->resize(1000, 500);
+        // Show the tab bar.
+        tabWidgetPointer->setTabBarVisible(true);
 
-        // Apply the settings when they are updated.
-        connect(configDialogPointer, SIGNAL(settingsChanged(QString)), browserViewPointer, SLOT(applyApplicationSettings()));
-        connect(configDialogPointer, SIGNAL(settingsChanged(QString)), browserViewPointer, SLOT(applyDomainSettingsAndReload()));
+        // Show the status bar.
+        statusBar()->setVisible(true);
     }
 }
 
-void BrowserWindow::toggleJavaScript() const
+void BrowserWindow::updateCookiesAction(const int numberOfCookies) const
 {
-    // Remove the focus from the URL line edit.
-    urlLineEditPointer->clearFocus();
-
-    // Toggle JavaScript.
-    browserViewPointer->toggleJavaScript();
+    // Update the action text.
+    cookiesActionPointer->setText(i18nc("The Cookies action, which also displays the number of cookies", "Cookies - %1", numberOfCookies));
 }
 
-void BrowserWindow::toggleLocalStorage() const
+void BrowserWindow::updateDomStorageAction(const bool &isEnabled) const
 {
-    // Remove the focus from the URL line edit.
-    urlLineEditPointer->clearFocus();
-
-    // Toggle JavaScript.
-    browserViewPointer->toggleLocalStorage();
+    // Set the action checked status.
+    domStorageActionPointer->setChecked(isEnabled);
 }
 
-void BrowserWindow::updateDomainSettingsIndicator(const bool &status, const QString &domainSettingsDomain)
+void BrowserWindow::updateDomainSettingsIndicator(const bool status)
 {
     // Set the domain palette according to the status.
-    if (status) urlLineEditPointer->setPalette(domainSettingsPalette);
-    else urlLineEditPointer->setPalette(noDomainSettingsPalette);
+    if (status)
+        urlLineEditPointer->setPalette(positiveBackgroundPalette);
+    else
+        urlLineEditPointer->setPalette(normalBackgroundPalette);
+}
+
+void BrowserWindow::updateFindText(const QString &text, const bool findCaseSensitive) const
+{
+    // Set the text.
+    findTextLineEditPointer->setText(text);
 
-    // Store the domain.
-    currentDomainSettingsDomain = domainSettingsDomain;
+    // Set the find case sensitive action checked status.
+    findCaseSensitiveActionPointer->setChecked(findCaseSensitive);
 }
 
-void BrowserWindow::updateJavaScriptAction(const bool &isEnabled) const
+void BrowserWindow::updateFindTextResults(const QWebEngineFindTextResult &findTextResult) const
 {
-    // Set the icon according to the status.
-    if (isEnabled) javaScriptActionPointer->setIcon(QIcon(":/icons/javascript-warning"));
-    else javaScriptActionPointer->setIcon(QIcon(":/icons/privacy-mode"));
+    // Update the find text label.
+    findTextLabelPointer->setText(QStringLiteral("  %1/%2  ").arg(findTextResult.activeMatch()).arg(findTextResult.numberOfMatches()));
+
+    // Set the background color according to the find status.
+    if (findTextLineEditPointer->text().isEmpty())
+        findTextLineEditPointer->setPalette(normalBackgroundPalette);
+    else if (findTextResult.numberOfMatches() == 0)
+        findTextLineEditPointer->setPalette(negativeBackgroundPalette);
+    else
+        findTextLineEditPointer->setPalette(positiveBackgroundPalette);
 }
 
-void BrowserWindow::updateLocalStorageAction(const bool &isEnabled) const
+void BrowserWindow::updateJavaScriptAction(const bool &isEnabled)
 {
+    // Update the JavaScript status.
+    javaScriptEnabled = isEnabled;
+
     // Set the icon according to the status.
-    if (isEnabled) localStorageActionPointer->setIcon(QIcon::fromTheme("disk-quota-low"));
-    else localStorageActionPointer->setIcon(QIcon::fromTheme("disk-quota"));
+    if (javaScriptEnabled)
+        javaScriptActionPointer->setIcon(QIcon(QStringLiteral(":/icons/javascript-warning")));
+    else
+        javaScriptActionPointer->setIcon(QIcon(QStringLiteral(":/icons/privacy-mode")));
+
+    // Set the action checked status.
+    javaScriptActionPointer->setChecked(javaScriptEnabled);
+
+    // Update the status of the DOM storage action.
+    domStorageActionPointer->setEnabled(javaScriptEnabled & localStorageEnabled);
+}
+
+void BrowserWindow::updateLocalStorageAction(const bool &isEnabled)
+{
+    // Update the local storage status.
+    localStorageEnabled = isEnabled;
+
+    // Update the icon.
+    if (localStorageEnabled)
+        localStorageActionPointer->setIcon(QIcon::fromTheme(QStringLiteral("disk-quota-high")));
+    else
+        localStorageActionPointer->setIcon(QIcon::fromTheme(QStringLiteral("disk-quota")));
+
+    // Set the action checked status.
+    localStorageActionPointer->setChecked(localStorageEnabled);
+
+    // Update the status of the DOM storage action.
+    domStorageActionPointer->setEnabled(localStorageEnabled & javaScriptEnabled);
 }
 
-void BrowserWindow::updateSearchEngineActions(const QString &searchEngine) const
+void BrowserWindow::updateSearchEngineActions(const QString &searchEngine, const bool &updateCustomSearchEngineStatus)
 {
     // Initialize the custom search engine flag.
     bool customSearchEngine = false;
 
     if (searchEngine == "Mojeek")  // Mojeek.
     {
+        // Check the Mojeek user agent action.
         searchEngineMojeekActionPointer->setChecked(true);
+
+        // Update the search engine menu action text.
+        searchEngineMenuActionPointer->setText(i18nc("The main search engine menu action", "Search Engine - Mojeek"));
     }
     else if (searchEngine == "Monocles")  // Monocles.
     {
+        // Check the Monocles user agent action.
         searchEngineMonoclesActionPointer->setChecked(true);
+
+        // Update the search engine menu action text.
+        searchEngineMenuActionPointer->setText(i18nc("The main search engine menu action", "Search Engine - Monocles"));
     }
     else if (searchEngine == "MetaGer")  // MetaGer.
     {
+        // Check the MetaGer user agent action.
         searchEngineMetagerActionPointer->setChecked(true);
+
+        // Update the search engine menu action text.
+        searchEngineMenuActionPointer->setText(i18nc("The main search engine menu action", "Search Engine - MetaGer"));
     }
     else if (searchEngine == "Google")  // Google.
     {
+        // Check the Google user agent action.
         searchEngineGoogleActionPointer->setChecked(true);
+
+        // Update the search engine menu action text.
+        searchEngineMenuActionPointer->setText(i18nc("The main search engine menu action", "Search Engine - Google"));
     }
     else if (searchEngine == "Bing")  // Bing.
     {
+        // Check the Bing user agent action.
         searchEngineBingActionPointer->setChecked(true);
+
+        // Update the search engine menu action text.
+        searchEngineMenuActionPointer->setText(i18nc("The main search engine menu action", "Search Engine - Bing"));
     }
     else if (searchEngine == "Yahoo")  // Yahoo.
     {
+        // Check the Yahoo user agent action.
         searchEngineYahooActionPointer->setChecked(true);
+
+        // Update the search engine menu action text.
+        searchEngineMenuActionPointer->setText(i18nc("The main search engine menu action", "Search Engine - Yahoo"));
     }
     else  // Custom search engine.
     {
         // Check the user agent.
         searchEngineCustomActionPointer->setChecked(true);
 
+        // Update the search engine menu action text.
+        searchEngineMenuActionPointer->setText(i18nc("The main search engine menu action", "Search Engine - Custom"));
+
+        // Set the custom search engine text.
+        searchEngineCustomActionPointer->setText(searchEngine);
+
         // Set the custom search engine flag.
         customSearchEngine = true;
     }
 
+    // Update the custom search engine enabled boolean.
+    if (updateCustomSearchEngineStatus)
+        customSearchEngineEnabled = customSearchEngine;
+
     // Format the custom search engine.
-    if (customSearchEngine)
+    if (customSearchEngineEnabled)
     {
         // Enable the custom search engine.
         searchEngineCustomActionPointer->setEnabled(true);
-
-        // Set the custom search engine text.
-        searchEngineCustomActionPointer->setText(searchEngine);
     }
     else
     {
@@ -559,38 +943,102 @@ void BrowserWindow::updateSearchEngineActions(const QString &searchEngine) const
     }
 }
 
-void BrowserWindow::updateUserAgentActions(const QString &userAgent) const
+void BrowserWindow::updateUserAgentActions(const QString &userAgent, const bool &updateCustomUserAgentStatus)
 {
     // Initialize the custom user agent flag.
     bool customUserAgent = false;
 
     // Check the indicated on-the-fly user agent.
-    if (userAgent == UserAgentHelper::PRIVACY_BROWSER_USER_AGENT) userAgentPrivacyBrowserActionPointer->setChecked(true);  // Privacy Browser.
-    else if (userAgent == BrowserView::webEngineDefaultUserAgent) userAgentWebEngineDefaultActionPointer->setChecked(true);  // WebEngine default.
-    else if (userAgent == UserAgentHelper::FIREFOX_LINUX_USER_AGENT) userAgentFirefoxLinuxActionPointer->setChecked(true);  // Firefox Linux.
-    else if (userAgent == UserAgentHelper::CHROMIUM_LINUX_USER_AGENT) userAgentChromiumLinuxActionPointer->setChecked(true);  // Chromium Linux.
-    else if (userAgent == UserAgentHelper::FIREFOX_WINDOWS_USER_AGENT) userAgentFirefoxWindowsActionPointer->setChecked(true);  // Firefox Windows.
-    else if (userAgent == UserAgentHelper::CHROME_WINDOWS_USER_AGENT) userAgentChromeWindowsActionPointer->setChecked(true);  // Chrome Windows.
-    else if (userAgent == UserAgentHelper::EDGE_WINDOWS_USER_AGENT) userAgentEdgeWindowsActionPointer->setChecked(true);  // Edge Windows.
-    else if (userAgent == UserAgentHelper::SAFARI_MACOS_USER_AGENT) userAgentSafariMacosActionPointer->setChecked(true);  // Safara macOS.
+    if (userAgent == UserAgentHelper::PRIVACY_BROWSER_USER_AGENT)  // Privacy Browser.
+    {
+        // Check the Privacy Browser user agent action.
+        userAgentPrivacyBrowserActionPointer->setChecked(true);
+
+        // Update the user agent menu action text.
+        userAgentMenuActionPointer->setText(i18nc("The main user agent menu action", "User Agent - Privacy Browser"));
+    }
+    else if (userAgent == TabWidget::webEngineDefaultUserAgent)  // WebEngine default.
+    {
+        // check the WebEngine default user agent action.
+        userAgentWebEngineDefaultActionPointer->setChecked(true);
+
+        // Update the user agent menu action text.
+        userAgentMenuActionPointer->setText(i18nc("The main user agent menu action", "User Agent - WebEngine default"));
+    }
+    else if (userAgent == UserAgentHelper::FIREFOX_LINUX_USER_AGENT)  // Firefox on Linux.
+    {
+        // Check the Firefox on Linux user agent action.
+        userAgentFirefoxLinuxActionPointer->setChecked(true);
+
+        // Update the user agent menu action text.
+        userAgentMenuActionPointer->setText(i18nc("The main user agent menu action", "User Agent - Firefox on Linux"));
+    }
+    else if (userAgent == UserAgentHelper::CHROMIUM_LINUX_USER_AGENT)  // Chromium on Linux.
+    {
+        // Check the Chromium on Linux user agent action.
+        userAgentChromiumLinuxActionPointer->setChecked(true);
+
+        // Update the user agent menu action text.
+        userAgentMenuActionPointer->setText(i18nc("The main user agent menu action", "User Agent - Chromium on Linux"));
+    }
+    else if (userAgent == UserAgentHelper::FIREFOX_WINDOWS_USER_AGENT)  // Firefox on Windows.
+    {
+        // Check the Firefox on Windows user agent action.
+        userAgentFirefoxWindowsActionPointer->setChecked(true);
+
+        // Update the user agent menu action text.
+        userAgentMenuActionPointer->setText(i18nc("The main user agent menu action", "User Agent - Firefox on Windows"));
+    }
+    else if (userAgent == UserAgentHelper::CHROME_WINDOWS_USER_AGENT)  // Chrome on Windows.
+    {
+        // Check the Chrome on Windows user agent action.
+        userAgentChromeWindowsActionPointer->setChecked(true);
+
+        // Update the user agent menu action text.
+        userAgentMenuActionPointer->setText(i18nc("The main user agent menu action", "User Agent - Chrome on Windows"));
+    }
+    else if (userAgent == UserAgentHelper::EDGE_WINDOWS_USER_AGENT)  // Edge on Windows.
+    {
+        // Check the Edge on Windows user agent action.
+        userAgentEdgeWindowsActionPointer->setChecked(true);
+
+        // Update the user agent menu action text.
+        userAgentMenuActionPointer->setText(i18nc("The main user agent menu action", "User Agent - Edge on Windows"));
+    }
+    else if (userAgent == UserAgentHelper::SAFARI_MACOS_USER_AGENT)  // Safari on macOS.
+    {
+        // Check the Safari on macOS user agent action.
+        userAgentSafariMacosActionPointer->setChecked(true);
+
+        // Update the user agent menu action text.
+        userAgentMenuActionPointer->setText(i18nc("The main user agent menu action", "User Agent - Safari on macOS"));
+    }
     else  // Custom user agent.
     {
         // Check the user agent.
         userAgentCustomActionPointer->setChecked(true);
 
+        // Update the user agent menu action text.
+        userAgentMenuActionPointer->setText(i18nc("The main user agent menu action", "User Agent - Custom"));
+
+        // Set the custom user agent text.
+        userAgentCustomActionPointer->setText(userAgent);
+
         // Set the custom user agent flag.
         customUserAgent = true;
     }
 
+    // Update the custom user agent enabled boolean.
+    // This is not done when the current user agent is a custom one but it is temporarially being changed via on-the-fly settings so that the user can switch back to the custom user agent.
+    if (updateCustomUserAgentStatus)
+        customUserAgentEnabled = customUserAgent;
+
 
     // Format the custom user agent.
-    if (customUserAgent)
+    if (customUserAgentEnabled)
     {
         // Enable the custom user agent.
         userAgentCustomActionPointer->setEnabled(true);
-
-        // Set the custom user agent text.
-        userAgentCustomActionPointer->setText(userAgent);
     }
     else
     {
@@ -622,8 +1070,15 @@ void BrowserWindow::updateUrlLineEdit(const QUrl &newUrl)
     // Update the URL line edit if it does not have focus.
     if (!urlLineEditPointer->hasFocus())
     {
+        // Get the new URL string.
+        QString newUrlString = newUrl.toString();
+
         // Update the URL line edit.
-        urlLineEditPointer->setText(newUrl.toString());
+        urlLineEditPointer->setText(newUrlString);
+
+        // Set the focus if the new URL is blank.
+        if (newUrlString == QStringLiteral(""))
+            urlLineEditPointer->setFocus();
     }
 
     // Store the current URL.
@@ -635,3 +1090,9 @@ void BrowserWindow::updateUserAgentLabel(const QString &userAgentDatabaseName) c
     // Update the user agent label.
     userAgentLabelPointer->setText(UserAgentHelper::getUserAgentFromDatabaseName(userAgentDatabaseName));
 }
+
+void BrowserWindow::updateWindowTitle(const QString &title)
+{
+    // Update the window title.
+    setWindowTitle(title);
+}