#pragma once for our headers plus drive-by formatting

rtgui/tonecurve.h

@@ -16,20 +16,25 @@
  *  You should have received a copy of the GNU General Public License
  *  along with RawTherapee.  If not, see <https://www.gnu.org/licenses/>.
  */
-#ifndef _TONECURVE_H_
-#define _TONECURVE_H_
+#pragma once
 
 #include <gtkmm.h>
+
 #include "adjuster.h"
-#include "toolpanel.h"
 #include "curveeditor.h"
 #include "curveeditorgroup.h"
-#include "mycurve.h"
 #include "guiutils.h"
+#include "mycurve.h"
+#include "toolpanel.h"
 
 class EditDataProvider;
 
-class ToneCurve : public ToolParamBlock, public AdjusterListener, public FoldableToolPanel, public rtengine::AutoExpListener, public CurveListener
+class ToneCurve :
+    public ToolParamBlock,
+    public AdjusterListener,
+    public FoldableToolPanel,
+    public rtengine::AutoExpListener,
+    public CurveListener
 {
 private:
     IdleRegister idle_register;
@@ -141,5 +146,3 @@ public:
     void methodChanged ();
     void clampOOGChanged();
 };
-
-#endif