include guards

src/controls/QskLevelingSensor.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef QSK_LEVELING_SENSOR_H
+#define QSK_LEVELING_SENSOR_H
 
 #include <QskControl.h>
 #include <memory>
@@ -40,3 +41,5 @@ class QSK_EXPORT QskLevelingSensor : public QskControl
     class PrivateData;
     std::unique_ptr< PrivateData > m_data;
 };
+
+#endif

src/controls/QskLevelingSensorSkinlet.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef QSK_LEVELING_SENSOR_SKINLET_H
+#define QSK_LEVELING_SENSOR_SKINLET_H
 
 #include <QSGNode>
 #include <QskSkinlet.h>
@@ -50,3 +51,5 @@ class QSK_EXPORT QskLevelingSensorSkinlet : public QskSkinlet
     Q_REQUIRED_RESULT QSGNode* updateSubNode(
         const QskLevelingSensor* sensor, quint8 nodeRole, QSGNode* node ) const;
 };
+
+#endif

src/controls/private/QskLevelingSensorNodes.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef QSK_LEVELING_SENSOR_NODES_H
+#define QSK_LEVELING_SENSOR_NODES_H
 
 #include "QskLevelingSensorUtility.h"
 
@@ -316,3 +317,5 @@ struct RadialTickmarksLabelsNode final : public TickmarksLabelsNode< RadialTickm
         } * s + o;
     }
 };
+
+#endif

src/controls/private/QskLevelingSensorUtility.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef QSK_LEVELING_SENSOR_UTILITY_H
+#define QSK_LEVELING_SENSOR_UTILITY_H
 
 #include <qmath.h>
 #include <qmatrix4x4.h>
@@ -72,3 +73,5 @@ inline QskScaleTickmarks filtered( const QskScaleTickmarks& tickmarks,
     result.setMajorTicks( ticks[ QskScaleTickmarks::MajorTick ] );
     return result;
 }
+
+#endif

src/controls/private/QskSGNodeUtility.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef QSK_SGNODE_UTILITY_H
+#define QSK_SGNODE_UTILITY_H
 
 #include <QSGNode>
 
@@ -36,3 +37,5 @@ namespace QskSGNode
         return static_cast< Root* >( root );
     }
 }
+
+#endif