Param_ModelAttributeKey Events

Raised whenever the number or kind of attributes changes. This event is handled by GH_Documents who subsequently wipe their attribute caches.

Raised whenever the display (on the Canvas) of a certain object becomes invalid.

Raised whenever an object needs to know which GH_Document it belongs to.

Raised whenever the display (in the Rhino viewports) of a certain object becomes invalid.

Raised whenever the solution of a certain object becomes invalid.