Android A11Y: Notify android about scroll events

QtQuick Flickable has an issue that after a scroll the previously
hidden items are not added to the A11Y hierarchy. That happens because
Android has no ways to detect that something has changed.

This patch uses the ScrollingEnd event to notify Android A11Y backend
that the Flickable was scrolled, so that it could update the A11Y
hierarchy and add the previously hidden nodes.

The ScrollingEnd event generation is added to QQuickFlickable in a
separate commit.

Task-number: QTBUG-103513
Pick-to: 6.4 6.3 6.2 5.15
Change-Id: Ie6cd688d56343bcfe7ce9580c0b9244dd6d6c068
Reviewed-by: Ivan Solovev <ivan.solovev@qt.io>
Reviewed-by: Samuel Mira <samuel.mira@qt.io>
Reviewed-by: Assam Boudjelthia <assam.boudjelthia@qt.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/plugins/platforms/android/androidjniaccessibility.h b/src/plugins/platforms/android/androidjniaccessibility.h
index 94e64762e4..9bbbe80fe9 100644
--- a/src/plugins/platforms/android/androidjniaccessibility.h
+++ b/src/plugins/platforms/android/androidjniaccessibility.h
@@ -19,6 +19,7 @@ namespace QtAndroidAccessibility
     void notifyObjectHide(uint accessibilityObjectId);
     void notifyObjectFocus(uint accessibilityObjectId);
     void notifyValueChanged(uint accessibilityObjectId);
+    void notifyScrolledEvent(uint accessibilityObjectId);
     void createAccessibilityContextObject(QObject *parent);
 }