Use the sample project and follow the illustrated steps in the gif file.
Expected: when you hover a page and it has sub pages, the popup is shown automatically. When you hove another page while the popup is still opened, it shouldn't remain opened.
Actual: when you hover a page and it has sub pages, the popup is shown automatically. When you hove another page while the popup is still opened, it should be closed.
Changing the text of a Page runtime will update the page navigation view item, but the header element won't. Reselecting the page will update the header element text.
At design time:
1. Made hierarchy through Property Builder.
2. Set a custom image or text for a RadPageViewPage