GraphWidget example: use QBasicTimer instead of raw timer IDs

Change-Id: I9ba66ff37112b749d29a9121f4c89cab1a8e9d07
Reviewed-by: Thiago Macieira <[email protected]>

2 files changed, 8 insertions, 7 deletions

diff --git a/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp b/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
index ede3d23137b..9e678c0b38a 100644
--- a/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
+++ b/examples/widgets/graphicsview/elasticnodes/graphwidget.cpp
@@ -74,8 +74,10 @@ GraphWidget::GraphWidget(QWidget *parent)
 //! [2]
 void GraphWidget::itemMoved()
 {
-    if (!timerId)
-        timerId = startTimer(1000 / 25);
+    using namespace std::chrono_literals;
+
+    if (!timer.isActive())
+        timer.start(1000ms / 25, this);
 }
 //! [2]
 
@@ -132,10 +134,8 @@ void GraphWidget::timerEvent(QTimerEvent *event)
             itemsMoved = true;
     }
 
-    if (!itemsMoved) {
-        killTimer(timerId);
-        timerId = 0;
-    }
+    if (!itemsMoved)
+        timer.stop();
 }
 //! [4]
 
diff --git a/examples/widgets/graphicsview/elasticnodes/graphwidget.h b/examples/widgets/graphicsview/elasticnodes/graphwidget.h
index a75f5e2bbe3..5f7bc500ac3 100644
--- a/examples/widgets/graphicsview/elasticnodes/graphwidget.h
+++ b/examples/widgets/graphicsview/elasticnodes/graphwidget.h
@@ -4,6 +4,7 @@
 #ifndef GRAPHWIDGET_H
 #define GRAPHWIDGET_H
 
+#include <QBasicTimer>
 #include <QGraphicsView>
 
 class Node;
@@ -34,7 +35,7 @@ protected:
     void scaleView(qreal scaleFactor);
 
 private:
-    int timerId = 0;
+    QBasicTimer timer;
     Node *centerNode;
 };
 //! [0]