Enums.KmlViewRefreshMode enumeration

Defines the view-based refresh behavior of a KML network link.

The KmlViewRefreshMode can be one of:

Constant	Description
`Enums.KmlViewRefreshModeNever`	`(0)` Ignore changes in the view.
`Enums.KmlViewRefreshModeOnStop`	`(1)` Refresh the file `n` milliseconds after movement stops, where `n` is specified by `viewRefreshTime`. Note, if `viewRefreshTime` is `0` when the mode is set to `Enums.KmlViewRefreshModeOnStop`, it will automatically update the viewRefreshTime to 500 milliseconds.
`Enums.KmlViewRefreshModeOnRegion`	`(2)` Refresh the file only when the user explicitly requests it.
`Enums.KmlViewRefreshModeOnRequest`	`(3)` Refresh the file when the KML region becomes active.