diff --git a/src/widgets/widgets/qwidgetlinecontrol.cpp b/src/widgets/widgets/qwidgetlinecontrol.cpp
index a44ac12fa4a..66369389f9f 100644
--- a/src/widgets/widgets/qwidgetlinecontrol.cpp
+++ b/src/widgets/widgets/qwidgetlinecontrol.cpp
@@ -1483,6 +1483,15 @@ void QWidgetLineControl::setCursorBlinkPeriod(int msec)
     m_blinkPeriod = msec;
 }
 
+void QWidgetLineControl::resetCursorBlinkTimer()
+{
+    if (m_blinkPeriod == 0 || m_blinkTimer == 0)
+        return;
+    killTimer(m_blinkTimer);
+    m_blinkTimer = startTimer(m_blinkPeriod / 2);
+    m_blinkStatus = 1;
+}
+
 void QWidgetLineControl::timerEvent(QTimerEvent *event)
 {
     if (event->timerId() == m_blinkTimer) {
diff --git a/src/widgets/widgets/qwidgetlinecontrol_p.h b/src/widgets/widgets/qwidgetlinecontrol_p.h
index d88d75c6511..13cba8baffe 100644
--- a/src/widgets/widgets/qwidgetlinecontrol_p.h
+++ b/src/widgets/widgets/qwidgetlinecontrol_p.h
@@ -338,6 +338,7 @@ public:
 
     int cursorBlinkPeriod() const { return m_blinkPeriod; }
     void setCursorBlinkPeriod(int msec);
+    void resetCursorBlinkTimer();
 
     bool cursorBlinkStatus() const { return m_blinkStatus; }