PS: Can you think hard about the subject line when you start a new thread? On Thu, Jul 25, 2019 at 8:53 AM Geertjan Wielenga <geert...@apache.org> wrote:
> More details needed, the context, the why, etc. > > Gj > > On Thu, Jul 25, 2019 at 6:35 AM Peter Cheung <mcheun...@hotmail.com> > wrote: > >> Dear All >> How to maintain there is only one instance of a topcomponent window >> of a specific class? >> How to close all topcomponent of a specific class? >> >> >> Thanks >> From Peter >> >
