Show state change when selecting column to display in Thunderbird message list

[burmancomp]

Link to issue number:

fixes #16323

Summary of the issue:

When selecting columns to display in Thunderbird message list, column state (checked or not checked) is not automatically spoken or shown in braille when state changes.

Description of user facing changes

Column state is automatically spoken and shown in braille when it changes.

Description of development approach

Added nameChange event to thunderbird.AppModule.

Testing strategy:

Manual testing.

Known issues with pull request:

I have reported to ThunderbirdPlusG5 addon authors that if this change is accepted, executing parent class nameChange event could be enough to get this change work with addon.

Code Review Checklist:

• Documentation:
  • Change log entry
  • User Documentation
  • Developer / Technical Documentation
  • Context sensitive help for GUI changes
• Testing:
  • Unit tests
  • System (end to end) tests
  • Manual testing
• UX of all users considered:
  • Speech
  • Braille
  • Low Vision
  • Different web browsers
  • Localization in other languages / culture than English
• API is compatible with existing add-ons.
• Security precautions taken.

[seanbudd]

Thanks @burmancomp