QtWidgets: Use Q_NULLPTR instead of 0 in all public headers

This is in preparation of adding -Wzero-as-null-pointer-constant (or similar)
to the headers check.

Task-number: QTBUG-45291
Change-Id: Ie67d235151ca8d4ef5e721c9cf4a6fd32bd167a0
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>

1 files changed, 6 insertions, 6 deletions

diff --git a/src/widgets/kernel/qgesture.h b/src/widgets/kernel/qgesture.h
index dfe9450365..bcf583a507 100644
--- a/src/widgets/kernel/qgesture.h
+++ b/src/widgets/kernel/qgesture.h
@@ -63,7 +63,7 @@ class Q_WIDGETS_EXPORT QGesture : public QObject
     Q_PROPERTY(bool hasHotSpot READ hasHotSpot)
 
 public:
-    explicit QGesture(QObject *parent = 0);
+    explicit QGesture(QObject *parent = Q_NULLPTR);
     ~QGesture();
 
     Qt::GestureType gestureType() const;
@@ -107,7 +107,7 @@ class Q_WIDGETS_EXPORT QPanGesture : public QGesture
     Q_PRIVATE_PROPERTY(QPanGesture::d_func(), qreal verticalVelocity READ verticalVelocity WRITE setVerticalVelocity)
 
 public:
-    explicit QPanGesture(QObject *parent = 0);
+    explicit QPanGesture(QObject *parent = Q_NULLPTR);
     ~QPanGesture();
 
     QPointF lastOffset() const;
@@ -154,7 +154,7 @@ public:
     Q_PROPERTY(QPointF centerPoint READ centerPoint WRITE setCenterPoint)
 
 public:
-    explicit QPinchGesture(QObject *parent = 0);
+    explicit QPinchGesture(QObject *parent = Q_NULLPTR);
     ~QPinchGesture();
 
     ChangeFlags totalChangeFlags() const;
@@ -210,7 +210,7 @@ public:
     enum SwipeDirection { NoDirection, Left, Right, Up, Down };
     Q_ENUM(SwipeDirection)
 
-    explicit QSwipeGesture(QObject *parent = 0);
+    explicit QSwipeGesture(QObject *parent = Q_NULLPTR);
     ~QSwipeGesture();
 
     SwipeDirection horizontalDirection() const;
@@ -231,7 +231,7 @@ class Q_WIDGETS_EXPORT QTapGesture : public QGesture
     Q_PROPERTY(QPointF position READ position WRITE setPosition)
 
 public:
-    explicit QTapGesture(QObject *parent = 0);
+    explicit QTapGesture(QObject *parent = Q_NULLPTR);
     ~QTapGesture();
 
     QPointF position() const;
@@ -249,7 +249,7 @@ class Q_WIDGETS_EXPORT QTapAndHoldGesture : public QGesture
     Q_PROPERTY(QPointF position READ position WRITE setPosition)
 
 public:
-    explicit QTapAndHoldGesture(QObject *parent = 0);
+    explicit QTapAndHoldGesture(QObject *parent = Q_NULLPTR);
     ~QTapAndHoldGesture();
 
     QPointF position() const;