2022.4 Add-on API Changes

[NVDA Add-on API Announcements]

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This list is intended to notify of changes to the add-on API, for confirmation of the latest state for breakages or deprecations, please refer to the 'changes file' for the NVDA release you are interested in.

Add-on API changes have been merged, planned for inclusion in the 2022.4 release:

Move MessageWindow from core to winAPI module. (#14035)
Commit: 2392d13c5258e65993bd8d328b35c9e1d4853ab1

Breaking changes:
None

Deprecations:

• core.post_windowMessageReceipt is deprecated, use winAPI.messageWindow.pre_handleWindowMessage instead.
  
• winKernel.SYSTEM_POWER_STATUS is deprecated and usage is discouraged, this has been moved to winAPI._powerTracking.SystemPowerStatus.
  
• winUser.SM_* constants are deprecated, use winAPI.winUser.constants.SystemMetrics instead.
  

If API breaks or planned future breaks (deprecations) will cause difficulties for the ongoing development of an add-on you maintain, please let NVDA developers know by replying directly to emails, or via GitHub.