WorkflowViewToggleNode Method

public void ToggleNode(
	int lID
)

Public Sub ToggleNode ( 
	lID As Integer
)

public:
void ToggleNode(
	int lID
)

You can call it if the HitTest function returns the WFVHT_ON_OBJECT_ICON or WFVHT_ON_OBJECT_LABEL flag and the ViewerMode property is set to MD_MIXED.