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* etc/PROBLEMS: Document some limitations of Xwayland and PGTK.

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This commit is contained in:
Po Lu 2022-02-11 14:46:25 +08:00
parent a9d54814b7
commit 20da50619f
1 changed files with 17 additions and 1 deletions
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18
etc/PROBLEMS
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@ -1768,7 +1768,16 @@ If setting GDK_DEBUG causes GTK to complain about not being built with
support for debugging options, then there is nothing you can do,
except switch to a free X server.
* Runtime problems on character terminals
*** 'set-mouse-position' does not move the pointer on Xwayland.
This is because Wayland does not allow programs to warp the pointer.
There is nothing that can be done about this problem, except to switch
to an X session.
Some versions of the Xwayland server will pretend to warp the pointer,
so mouse-motion events might be sent to the position the mouse was
supposed to have moved to, even though the cursor displays at the same
on-screen position.
*** With X forwarding, mouse highlighting can make Emacs slow.
@ -1777,6 +1786,8 @@ remote X server, try this:
(setq mouse-highlight nil)
* Runtime problems on character terminals
** The meta key does not work on xterm.
Typing M-x rings the terminal bell, and inserts a string like ";120~".
@ -2896,6 +2907,11 @@ when started from the command line.
Especially, PGTK Emacs needs environment variables LANG and
GTK_IM_MODULE.
** 'set-mouse-position' does nothing.
GTK does not allow programs to warp the pointer anymore. There is
nothing that can be done about this problem.
* Build-time problems
** Configuration