- Whenever a scrolling context is entered/exited, send a ScrollUpdate event.
- StatusBar maintains a stack of scrolling contexts and displays the
last one, if it exists. Each context is associated with a ComponentId.
- To handle dangling contexts after their Components aren't visible
anymore, send a VisibilityChange event in situations where that scenario
This is the locale that should be used for computer interoperability
when doing date and time parsing and formatting.
Without this, on systems which don't have the US locale set, the parsing
While accumulating addresses for the 'From' list for each envelope
entry, hash the addresses by the address spec (i.e. the email address)
instead of the entire address. This prevents duplicates of the same
email address but with different display names.
With the eager evaluation, you run the risk of checking the capabilities
store before any connection to the server may have been opened.
Therefore, the capabilities uid_store will be empty and it will fall
back to poll_with_examine even if the server might have support for