RFR: 8305418: [Linux] Replace obsolete XIM as Input Method Editor [v31]

[Helly Guo]

On Wed, 4 Dec 2024 20:11:08 GMT, Thiago Milczarek Sayao <tsayao at openjdk.org> wrote:

>> This replaces obsolete XIM and uses gtk api for IME.
>> Gtk uses [ibus](https://github.com/ibus/ibus)
>> 
>> Gtk3+ uses relative positioning (as Wayland does), so I've added a Relative positioning on `InputMethodRequest`.
>> 
>> [Screencast from 17-09-2023 21:59:04.webm](https://github.com/openjdk/jfx/assets/30704286/6c398e39-55a3-4420-86a2-beff07b549d3)
>
> Thiago Milczarek Sayao has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 114 commits:
> 
>  - Merge branch 'master' into new_ime
>  - Set IBUS_ENABLE_SYNC_MODE=1
>  - Revert "Set IBUS_ENABLE_SYNC_MODE=1"
>    
>    This reverts commit 8eccd9866b1e9931356557463997ccf53673fbfa.
>  - Set IBUS_ENABLE_SYNC_MODE=1
>  - Merge branch 'master' into new_ime
>  - Merge branch 'master' into new_ime
>  - Revert "Fix for Polish AltGR combinations"
>    
>    This reverts commit 78e27e9deba2eda96b86186692da4f8dc2a3a1ff.
>  - Revert "Fix the case when IME filters key_press (Polish ALT Gr + C)"
>    
>    This reverts commit 112ed6f4306a42378255c858306f9625ea2b5fa8.
>  - Revert "Remove idea file"
>    
>    This reverts commit e56588baad42c07a5b872d27603a97e06be97649.
>  - Remove idea file
>  - ... and 104 more: https://git.openjdk.org/jfx/compare/67eed6d8...16b3eebe

modules/javafx.graphics/src/main/native-glass/gtk/glass_window_ime.cpp line 100:

> 98: 
> 99: void WindowContextBase::commitIME(gchar *str) {
> 100:     if (im_ctx.on_preedit) {

Though `LOG0`/`LOG1`, I found that the value of `im_ctx.on_preedit` is `false` under `fcitx`.
I removed this check, then tested under `fcitx` and `ibus`. All passed.

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PR Review Comment: https://git.openjdk.org/jfx/pull/1080#discussion_r1870775997