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diff --git a/src/dolphinurlnavigator.h b/src/dolphinurlnavigator.h
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+/*
+ * Copyright 2020  Felix Ernst <[email protected]>
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) version 3, or any
+ * later version accepted by the membership of KDE e.V. (or its
+ * successor approved by the membership of KDE e.V.), which shall
+ * act as a proxy defined in Section 6 of version 3 of the license.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef DOLPHINURLNAVIGATOR_H
+#define DOLPHINURLNAVIGATOR_H
+
+#include <KCompletion>
+#include <KUrlNavigator>
+
+#include <forward_list>
+
+class KToggleAction;
+
+/**
+ * @brief Extends KUrlNavigator in a Dolphin-specific way
+ * 
+ * Makes sure that Dolphin preferences, settings and settings changes are
+ * applied to all constructed DolphinUrlNavigators.
+ * 
+ * @see KUrlNavigator
+ */
+class DolphinUrlNavigator : public KUrlNavigator
+{
+    Q_OBJECT
+
+public:
+    /**
+     * Applies all Dolphin-specific settings to a KUrlNavigator
+     * @see KUrlNavigator::KurlNavigator()
+     */
+    DolphinUrlNavigator(QWidget *parent = nullptr);
+
+    /**
+     * Applies all Dolphin-specific settings to a KUrlNavigator
+     * @see KUrlNavigator::KurlNavigator()
+     */
+    DolphinUrlNavigator(const QUrl &url, QWidget *parent = nullptr);
+
+    virtual ~DolphinUrlNavigator();
+
+public slots:
+    /**
+     * Refreshes all DolphinUrlNavigators to get synchronized with the
+     * Dolphin settings if they were changed.
+     */
+    static void slotReadSettings();
+
+    /**
+     * Switches to "breadcrumb" mode if the editable mode is not set to be
+     * preferred in the Dolphin settings.
+     */
+    void slotReturnPressed();
+
+    /**
+     * This method is specifically here so the locationInToolbar
+     * KToggleAction that is created in DolphinMainWindow can be passed to
+     * this class and then appear in all context menus. This last part is
+     * done by eventFilter().
+     * For any other use parts of this class need to be rewritten.
+     * @param action The locationInToolbar-action from DolphinMainWindow
+     */
+    static void addToContextMenu(QAction *action);
+
+    static void slotPlacesPanelVisibilityChanged(bool visible);
+
+protected:
+    /**
+     * Constructor-helper function
+     */
+    void init();
+
+    /**
+     * This filter adds the s_ActionForContextMenu action to QMenus which
+     * are spawned by the watched QObject if that QMenu contains at least
+     * two separators.
+     * @see addToContextMenu()
+     */
+    bool eventFilter(QObject * watched, QEvent * event) override;
+
+protected slots:
+    /**
+     * Sets the completion mode for all DolphinUrlNavigators
+     * and saves it in settings.
+     */
+    static void setCompletionMode(const KCompletion::CompletionMode completionMode);
+
+protected:
+    /** Contains all currently constructed DolphinUrlNavigators */
+    static std::forward_list<DolphinUrlNavigator *> s_instances;
+
+    /** Caches the (negated) places panel visibility */
+    static bool s_placesSelectorVisible;
+
+    /** An action that is added to the context menu */
+    static QAction *s_ActionForContextMenu;
+};
+
+#endif // DOLPHINURLNAVIGATOR_H