Dead key behavior on Linux / X11

[Tigran S.]

Ok, got it.
I have used XIM input method for that keyboard layout. I will investigate
other input methods.

Thanks,
TS

On Fri, 22 Apr 2022, 11:25 Pekka Paalanen, <ppaalanen at gmail.com> wrote:

> On Thu, 21 Apr 2022 12:33:06 +0400
> "Tigran S." <tisarukhan at gmail.com> wrote:
>
> > Hello,
> > I am testing a new keyboard layout that has seven alphabetic dead keys
> (T,
> > S, D, G, K, Z, and C). To type a word that has two consecutive dead
> keys, I
> > have to type a space between them. For example, to input the Armenian
> word
> > թխկի, I have to type t khki, with a space between t and k. But in macOS,
> I
> > can type that word without a space between t and k dead keys. Also in
> > macOS, when pressing a dead key, the corresponding first letter is input
> > immediately and highlighted. Is it possible to have such an
> implementation
> > of dead keys in Linux?
> >
> > The repository of the keyboard layout is located at
> > https://github.com/dotland/mnemonic-kb-hy.
>
> Hi,
>
> I'm very far from being knowledgeable on this topic, but I believe the
> following:
>
> What you are describing would have to be an input method, not a keymap
> nor a compose map. The reason for this is that once a character appears
> on screen, it has left the keymap processing for good. So it's not
> possible for a keymap to change what has already shown up on screen.
> The only thing a keymap can do is postpone the emission of a character
> until there are enough key-presses to generate one (or more), and then
> it's done, no taking back.
>
> Input methods on the other hand should be able to do everything you
> want, including visual feedback during the composition of a character,
> word, or sentence. Applications must explicitly support an input method
> protocol, but I think all major toolkits do.
>
>
> Thanks,
> pq
>
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