Event DocumentBeforeSave As ApplicationEvents4_DocumentBeforeSaveEventHandler
event ApplicationEvents4_DocumentBeforeSaveEventHandler DocumentBeforeSave;
event ApplicationEvents4_DocumentBeforeSaveEventHandler^ DocumentBeforeSave;
void add_DocumentBeforeSave(ApplicationEvents4_DocumentBeforeSaveEventHandler handler);
void remove_DocumentBeforeSave(ApplicationEvents4_DocumentBeforeSaveEventHandler handler);
In JScript, you can handle the events defined by a class, but you cannot define your own.