AddPointerInteractionContext function (interactioncontext.h)

Include the specified pointer in the set of pointers processed by the Interaction Context object.

Syntax

HRESULT AddPointerInteractionContext(
  [in] HINTERACTIONCONTEXT interactionContext,
  [in] UINT32              pointerId
);

[in] interactionContext

Handle to the Interaction Context object.

[in] pointerId

ID of the pointer.

If this function succeeds, it returns S_OK.

Otherwise, it returns an HRESULT error code.

Turn pointer filtering on by setting INTERACTION_CONTEXT_PROPERTY_FILTER_POINTERS in SetPropertyInteractionContext function.

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