Add A restore view properties to defaults button

The button allows to restore to defaults, in case you are using the
per-folder view properties settings.

The button disables or enables itself whether or not it matches the
defaults view settings.

1 files changed, 9 insertions, 0 deletions

diff --git a/src/views/dolphinview.h b/src/views/dolphinview.h
index b0ab6ab6a..19813f0e1 100644
--- a/src/views/dolphinview.h
+++ b/src/views/dolphinview.h
@@ -509,6 +509,13 @@ public Q_SLOTS:
      */
     void updateViewState();
 
+    /**
+     * Whether or not the current has the default settings
+     */
+    bool isViewSettingsDefaults() const;
+
+    void restoreViewSettingsToDefaults();
+
 Q_SIGNALS:
     /**
      * Is emitted if the view has been activated by e. g. a mouse click.
@@ -751,6 +758,8 @@ Q_SIGNALS:
      */
     void doubleClickViewBackground(Qt::MouseButton button);
 
+    void viewSettingsChanged(bool isDefault);
+
 protected:
     /** Changes the zoom level if Control is pressed during a wheel event. */
     void wheelEvent(QWheelEvent *event) override;