RAD Studio VCL Reference
TConnectionPoints.Controller Property

Provides access to the IUnknown of the connection points.

property Controller: IUnknown;
__property IUnknown Controller;

Controller is the IUnknown interface reference of the connection points object. TConnectionPoints aggregates several sub-objects that share this interface as a single controlling IUnknown. The IUnknown methods implemented in the sub-objects delegate to this Controller. 

When the TConnectionPoints object is created, its constructor is passed a controlling IUnknown. Controller is initialized to this IUnknown in the constructor. 


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