DN433707611

Subject: Re: Imbedding java apps in tk?? - DN [1]

Jacob Levy <jyl@best.com> - 17 Jan 1999 - comp.lang.tcl,comp.lang.java

 mo

 Have a look in the peer packages, there's classes called MEmbeddedFrame and
 WEmbeddedFrame. You'll note the constructor takes a 32 bit integer. On Unix this
 is
 an X11 WINDOW, on Win32 this is a HWIN. That should be enough to get the Java app
 to appear inside a Tk frame.

 Good luck,

 --JYL

 mo wrote:

 > "M.Ranganathan" wrote:
 > >
 > > mo wrote:
 > >
 > > > "M.Ranganathan" wrote:
 > > > >
 > > > > Hello!
 > > > >
 > > > > I am toying with the idea of imbedding java apps in a tk canvas. (The
 > > > > idea being thattcl/tk is the integration framework and the components
 > > > > are java.) Does anybody know if this can be done ? (and has anbody done
 > > > > it?)
 > > > >
 > > > > Thanks.
 > > > >
 > > > > Ranga.
 > > >
 > > > Combining Tk widgets and Java widgets is not really supported by
 > > > TclBlend.
 > > > One workaround I have used is to create a Java window over an existing
 > > > Tk
 > > > window without a border. This worked for the application I was writing
 > > > because the Java window was only needed for a short time (I used a
 > > > java Frame object to play an MPEG video clip over an existing Tk window
 > > > using the Java Media Framework and my own Tcl-JMF package).
 > > >
 > > > I hope that helps
 > > > mo dejong
 > > > dejong at cs.umn.edu
 > >
 > > I dont really want to combine java and tcl widgets. The question I have is
 > > really more of a java question than a tcl question. I was wondering if I can
 > > supply a top level window (other than the root window) to a java gui
 > > application and have it use that window as its top level window. In that
 > > case, one may effectively imbed java applications in a tcl canvas (just as
 > > one can do with tk applications today - you can supply wish a top-level
 > > window id. ).
 > >
 > > Ranga.
 >
 > This question seem to come up a lot. Lots of people seem to want to
 > do it and they keep asking "is it possible to ...". Sure anything is
 > possible. I think it would really help if someone went out and did it.
 > You can write code in Java that will find the native X window id and
 > then you could pass that to Tk. Of course, that will not work on Windows
 > boxes and it will tie the code to a JVM impl but life is like that.
 > Are you interested in trying that out and telling us how it went?
 > I would be willing to help all I could but I have no pressing need for
 > this feature so I am not going to code it.
 >
 > later
 > mo dejong
 > dejong at cs.umn.edu