Updated Form to use hierarchy change event (#9923)

Change-Id: I33475b5445b4f4724d5af84206d22d0c8e71dad1

1 files changed, 14 insertions, 0 deletions

diff --git a/server/src/com/vaadin/ui/Form.java b/server/src/com/vaadin/ui/Form.java
index 9668eaf914..94a9f9b73a 100644
--- a/server/src/com/vaadin/ui/Form.java
+++ b/server/src/com/vaadin/ui/Form.java
@@ -1378,4 +1378,18 @@ public class Form extends AbstractField<Object> implements Item.Editor,
     public boolean isComponentVisible(Component childComponent) {
         return true;
     };
+
+    @Override
+    public void setVisible(boolean visible) {
+        if (isVisible() == visible) {
+            return;
+        }
+
+        super.setVisible(visible);
+        // If the visibility state is toggled it might affect all children
+        // aswell, e.g. make container visible should make children visible if
+        // they were only hidden because the container was hidden.
+        markAsDirtyRecursive();
+    }
+
 }