Thanks for the bug report. I see that warning only on macOS and think
it is code that is unnecessary, as the About box does work properly on
macOS. I'll take a look.

On Wed, Oct 12, 2022 at 10:37 AM John Ference <[email protected]> wrote:
>
> Not sure if helpful but might be related:
>
> The error seems to happen in the editor but not the terminal.
> Opening the editor triggers the qt warning below:
>
> $ /Applications/j904/bin/jqt
>
> (open the editor with ctrl+M)
>
> qt.core.qmetaobject.connectslotsbyname: QMetaObject::connectSlotsByName: No
> matching signal for on_helpaboutAct_triggered()
>
>
> On Sun, Oct 2, 2022 at 10:21 AM chris burke <[email protected]> wrote:
>
> > Just to add to this -
> >
> > I can see this problem on macOS.
> >
> > On Linux and Windows, ctrl+mouse moves the display up and down one
> > page at a time without problem.
> >
> > The Jqt term session is a QPlainTextEdit control and AFAIK we don't
> > have any special mouse handling for it. An even simpler QPlainTextEdit
> > control is textview, e.g. on macOS try
> >
> >   textview i.60 20
> >
> > This also exhibits the same glitches.
> >
> > I wonder if this is a Qt issue?
> >
> > On Thu, Sep 29, 2022 at 12:47 PM John Ference <[email protected]>
> > wrote:
> > >
> > > One specific example happens with mouse scrolling in the editor window.
> > The
> > > error visible in the video linked below can be duplicated by:
> > > 1) selecting the region
> > > 2)  pressing ctrl + mouse scrolling up and down
> > > 3) arrow up and down on the keyboard
> > >
> > > The specific glitch patterns are inconsistent, and variants include:
> > >  off-by-one line display errors
> > >  idiosyncratic line highlighting
> > >  cross-screen line artifacts
> > >
> > >
> > https://www.dropbox.com/s/yqeu2dvbyppazfq/JQt%20904%20scrolling%20glitch%202022-09-29%20at%2012.33.09%20PM.mov?dl=0
> > >
> > > Additional variants of this seem to occur with keyboard only, though I
> > have
> > > not yet been able to isolate them.
> > >
> > > Thanks,
> > > John
> > > ----------------------------------------------------------------------
> > > For information about J forums see http://www.jsoftware.com/forums.htm
> > ----------------------------------------------------------------------
> > For information about J forums see http://www.jsoftware.com/forums.htm
> >
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm

Reply via email to