## Summary of the Pull Request
Extends the Welsh character set by vowels with acute, grave, and
dieresis accents. Order is now circumflex, dieresis, grave, acute for
all letters. Decision based on the last paragraph of [wikipedia's
diacritics
section](https://en.wikipedia.org/wiki/Welsh_orthography#Diacritics).
See original issue for sources.
## PR Checklist
- [x] Closes: #41155
- [ ] **Communication:** I've discussed this with core contributors
already. If the work hasn't been agreed, this work might be rejected
- [ ] **Tests:** Added/updated and all pass
- [x] **Localization:** All end-user-facing strings can be localized
- [x] **Dev docs:** No need
- [x] **New binaries:** None
- [x] **Documentation updated:** No need
## Detailed Description of the Pull Request / Additional comments
## Validation Steps Performed
Tested manually
# **PR inspired by: #32862**
<!-- Enter a brief description/summary of your PR here. What does it
fix/what does it change/how was it tested (even manually, if necessary)?
-->
## Summary of the Pull Request
Adds [Maltese latin alphabet
symbols](https://en.wikipedia.org/wiki/Maltese_language#Alphabet) (ċ, ġ,
ħ, ż), [grave accented
vowels](https://en.wikipedia.org/wiki/Grave_accent#Stress) (à, è, ì, ò,
ù) and the Euro (€) sign [Malta's currency] as a supported language into
Quick Accent.


<!-- Please review the items on the PR checklist before submitting-->
## PR Checklist
- [x] **Closes:** #39472
- [x] **Communication:** I've
[proposed](https://github.com/microsoft/PowerToys/issues/28769#issuecomment-2884852675)
to add this feature in the thread
- [x] **Tests:** No need
- [x] **Localization:** All end user facing strings can be localized
- [x] **Dev docs:** No need
- [x] **New binaries:** None
- [x] **Documentation updated:** No need
<!-- Describe how you validated the behavior. Add automated tests
wherever possible, but list manual validation steps taken as well -->
## Validation Steps Performed
Observing
<!-- Enter a brief description/summary of your PR here. What does it
fix/what does it change/how was it tested (even manually, if necessary)?
-->
## Summary of the Pull Request
Adds support for Vietnamese in QuickAccent
<!-- Please review the items on the PR checklist before submitting-->
## PR Checklist
- [x] **Closes:** #36491
- [x] **Communication:** I've discussed this with core contributors
already. If the work hasn't been agreed, this work might be rejected
- [ ] **Tests:** Added/updated and all pass
- [x] **Localization:** All end-user-facing strings can be localized
- [x] **Dev docs:** no need
- [x] **New binaries:** no need
- [x] **Documentation updated:** no need
<!-- Provide a more detailed description of the PR, other things fixed,
or any additional comments/features here -->
## Detailed Description of the Pull Request / Additional comments
Vietnamese character set based of on
[Wikipedia](https://en.wikipedia.org/wiki/Vietnamese_alphabet)
<!-- Describe how you validated the behavior. Add automated tests
wherever possible, but list manual validation steps taken as well -->
## Validation Steps Performed
Manually tested
* init
* Use AotCompatibility instead
* Replace typeof(Lanaguge) with GetValues<Language>
* Create new folder to place source generation context file.
---------
Co-authored-by: Yu Leng (from Dev Box) <yuleng@microsoft.com>
* Add ḱ to PowerAccent for Proto-Indo-European
* Fix Spelling Check
* Add more letters to PIE
* Order PIE after PI
---------
Co-authored-by: Hao Liu (from Dev Box) <haoliu3@microsoft.com>
Co-authored-by: Jaime Bernardo <jaime@janeasystems.com>
* PowerAccent with multi-language selection
- Updated Language enum, method signatures, and settings to support multiple language selections.
- Remove ALL language and added special characters language instead.
- Modified UI to use ListView with checkboxes for language selection, including a "Select All" option.
- Adjusted ViewModel and code-behind to handle multi-selection logic.
- Updated Resources.resw and PowerAccentViewModel.cs to reflect these changes.
* Changes Language selection UI
- Groups languages into two groups
- Sort them by localized language name
- Remove unneeded looping when no languages selected
* **Languages.cs**
- Add `GetDefaultLetterKeySRCyrillic` method for Serbian Cyrillic letters.
- Add `SR_CYRL` entry to `Language` enum.
- Update `GetDefaultLetterKey` method to include `Language.SR_CYRL`.
* **PowerAccentPage.xaml**
- Add `ComboBoxItem` for Serbian Cyrillic in `SelectedLanguage` `ComboBox`.
* **Resources.resw**
- Add entry for Serbian Cyrillic.
* **PowerAccentViewModel.cs**
- Add `SR_CYRL` to the list of supported languages.
* [Quick Accent] Add support for Middle Eastern Romanization
* Update ToUpper() (PowerAccent.cs)
* Add right single quotation mark
* rework ToUpper()
* rework ToUpper()
* Update ToUpper()
* Internal strings more about Romanization
## Summary of the Pull Request
Adds Bulgarian to Quick Accent
## Detailed Description of the Pull Request / Additional comments
Adds Cyrillic letter short I (й)
* Add support for Esperanto for PowerAccent
* Add missing UI part
* Add `EPO` to the exception list
* Remove multiple blank lines
* Add Strings
---------
Co-authored-by: ccmywish <ccmywish@qq.com>
* PowerAccent: make All collect from Lang functions rather than return from manually updated list
* I forgot the semicolon
---------
Co-authored-by: dannysummerlinjstartorg <danny.summerlin@jstart.org>