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40 Chapter 2: iTool System Architecture
Registering Components iTool Developer’s Guide
hierarchy in the specified place, but actually calls the original object when a user
requests the proxied object. To register a proxy object, specify an object identifier
string as the value of the PROXY keyword to the Register method. For example, the
following call to the RegisterOperation method places a proxy to the Undo object
stored in the iTool hierarchy under
OPERATIONS/EDIT/UNDO in the hierarchy under
TOOLBAR/EDIT/UNDO:
self->RegisterOperation, 'Undo', PROXY = 'Operations/Edit/Undo', $
IDENTIFIER = 'Toolbar/Edit/Undo'