ContentProposalAdapter.addContentProposalListener(
IContentProposalListener2 listener)
Add the specified listener to the list of content proposal listeners that
are notified when a content proposal popup is opened or closed.
void
ContentProposalAdapter.removeContentProposalListener(
IContentProposalListener2 listener)
Remove the specified listener from the list of content proposal listeners
that are notified when a content proposal popup is opened or closed.