The outcome of opening an extension dialog.
This is deliberately a wrapper object rather than a bare result value: the host returns undefined both when a dialog is dismissed without a result and when the call is blocked, so completed is the only way to tell those apart.
undefined
completed
True if the dialog opened and has now closed.
Optional
Set only when completed is false.
The value passed to closeExtensionDialog, or undefined if the user dismissed the window.
closeExtensionDialog
The outcome of opening an extension dialog.
This is deliberately a wrapper object rather than a bare result value: the host returns
undefinedboth when a dialog is dismissed without a result and when the call is blocked, socompletedis the only way to tell those apart.