how do I...

Christian Helmuth ch12 at
Fri Nov 11 15:01:26 CET 2005


On Fri, Nov 11, 2005 at 02:31:42PM +0100, Michael Scheibel wrote:
> Am Freitag 11 November 2005 12:26 schrieb Christian Helmuth:
> > Hi,
> >
> > On Thu, Nov 10, 2005 at 05:19:02PM +0100, Michael Scheibel wrote:
> > > 2. Disable the DOpE mouse pointer in the L4Linux console window.
> >
> > Why do you want to do this? Dope is your (secure) GUI and it should always
> > be able to indicate its focus and the mouse position. What does X11 with
> > the mouse cursor if you write an email?
> Well, it's quite difficult to pull down menus because the two mouse pointers 
> do not overlay and the DoPE mouse pointer cannot leave the (active) L4Linux 
> console window.

That changes everything - I thought you were talking about Linux _console_
applications on L4Linux's _console_ :-)

> > Nonetheless, you could hack dope to not only "grab" the mouse, but also
> > "make it invisible".
> Unfortunately this won't solve the problem stated above.

Yes, that's annoying. I always use a combination of "xset m 0 0" and
moving the cursor into the upper left corner. We have no better solution
so far. An L4Linux and X driver for absolute coordinates would solve this
issue but is not as easily available as the current one.

> > > 3. Resize the L4Linux console window without just stretching it.
> >
> > To change this, the L4Linux console stub must be modified. As we only use
> > one stub for l4con (fixed resolution) and dope, we will not implement such
> > a feature. A modified stub would try to adapt to window size changes
> > (hopefully) propagated by dope.
> Maybe I am going to take a look in a spare minute. A q&d hack might do the 
> job, don't you think?

Be free to modify dope at will. I suggest to begin with

> Hm, this seems to be a low latency list - thank you!

Latency will increase the next two days and on next Wednesday ;-)
Christian Helmuth

TU Dresden, Dept. of CS
Operating Systems Group

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