This member cannot be used in scripts, but is usable in the command bar and plugins.
This function returns true if this plugin is currently active with an exclusive mouse, after having been activated via the
Plugin/Activate function. If this returns true, a
PluginMouse can be retrieved via
Plugin/Deactivation, fires when the plugin is deactivated
Plugin/Unloading, fires immediately before the plugin is unloaded or reloaded via uninstallation, deactivation, or updating
Whether this plugin is currently active with an exclusive mouse