# IQuickActivate

The IQuickActivate interface allows controls and containers to avoid performance bottlenecks on loading controls. It combines the load-time or initialization-time handshaking between the control and its container into a single call.

##### When to Implement

Implement this interface on controls to achieve performance improvements during activation of the control.

If this interface is supported then all methods of this interface must be implemented.

##### When to Use

Containers call this interface on controls to achieve performance improvements in activating the control.

Methods in Vtable Order

IUnknown Methods | Description
QueryInterface | Returns pointers to supported interfaces.
AddRef | Increments reference count.
Release | Decrements reference count.

IQuickActivate Methods | Description
QuickActivate | Quick activates a control.
SetContentExtent | Sets the content extent of a control.
GetContentExtent | Gets the content extent of a control.