Add QQuickPointerEvent::allPointsAccepted

Convenience method to decide if the event is completely accepted or
further delivery makes sense.

Change-Id: I389a975cca2966962848203f69ec7f2e307a210a
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@qt.io>

2 files changed, 16 insertions, 0 deletions

diff --git a/src/quick/items/qquickevents.cpp b/src/quick/items/qquickevents.cpp
index 911cc9a52c..d7b1f7573b 100644
--- a/src/quick/items/qquickevents.cpp
+++ b/src/quick/items/qquickevents.cpp
@@ -573,6 +573,21 @@ const QQuickEventPoint *QQuickPointerEvent::point(int i) const {
     return nullptr;
 }
 
+bool QQuickPointerEvent::allPointsAccepted() const
+{
+    Q_ASSERT(m_event && !isTabletEvent());
+    if (isMouseEvent()) {
+        return m_mousePoint->isAccepted();
+    }
+    if (isTouchEvent()) {
+        for (int i = 0; i < m_pointCount; ++i) {
+            if (!m_touchPoints.at(i)->isAccepted())
+                return false;
+        }
+    }
+    return true;
+}
+
 /*!
     \internal
     Populate the reusable synth-mouse event from one touchpoint.
diff --git a/src/quick/items/qquickevents_p_p.h b/src/quick/items/qquickevents_p_p.h
index 624c131683..5dea26a2a5 100644
--- a/src/quick/items/qquickevents_p_p.h
+++ b/src/quick/items/qquickevents_p_p.h
@@ -338,6 +338,7 @@ public: // helpers for C++ only (during event delivery)
     bool isTouchEvent() const;
     bool isTabletEvent() const;
     bool isValid() const { return m_event != nullptr; }
+    bool allPointsAccepted() const;
 
     int pointCount() const { return m_pointCount; }
     const QQuickEventPoint *point(int i) const;