ITabletEventSink interface

Defines methods that handle the ITablet Interface events.

Members

The ITabletEventSink interface inherits from the IUnknown interface. ITabletEventSink also has these types of members:

• Methods

Methods

The ITabletEventSink interface has these methods.

Method	Description
ContextCreate	Occurs when a new tablet context is created.
ContextDestroy	Occurs when a tablet context is being destroyed.
CursorDown	Occurs when the stylus tip contacts the digitizing tablet surface.
CursorInRange	Occurs when a stylus comes within the digitizer's range of detection.
CursorMove	Occurs when the cursor moves over the tablet digitizer.
CursorNew	Occurs when a new stylus is added to the system.
CursorOutOfRange	Occurs when the stylus leaves the physical detection range (proximity) of the tablet.
CursorUp	Occurs when the user has raised the stylus from the tablet digitizer surface.
Packets	Occurs when the stylus is moving on the digitizer.
SystemEvent	Occurs when a system event is available.

Remarks

Developers should not use this interface.

The following code shows how the ITabletEventSink interface is defined.

[
    object,
    uuid(788459C8-26C8-4666-BF57-04AD3A0A5EB5),
    pointer_default(unique)
]
interface ITabletEventSink: IUnknown
{

    HRESULT ContextCreate(
        [in] TABLET_CONTEXT_ID tcid
    );

    HRESULT ContextDestroy(
        [in] TABLET_CONTEXT_ID tcid
    );

    HRESULT CursorNew(
        [in] TABLET_CONTEXT_ID tcid,
        [in] CURSOR_ID cid
    );

    HRESULT CursorInRange(
        [in] TABLET_CONTEXT_ID tcid,
        [in] CURSOR_ID cid
    );

    HRESULT CursorOutOfRange(
        [in] TABLET_CONTEXT_ID tcid,
        [in] CURSOR_ID cid
    );

    HRESULT CursorDown(
        [in] TABLET_CONTEXT_ID tcid,
        [in] CURSOR_ID cid,
        [in] ULONG nSerialNumber,
        [in] ULONG cbPkt,
        [in, size_is(cbPkt)] BYTE *pbPkt
    );

    HRESULT CursorUp(
        [in] TABLET_CONTEXT_ID tcid,
        [in] CURSOR_ID cid,
        [in] ULONG nSerialNumber,
        [in] ULONG cbPkt,
        [in, size_is(cbPkt)] BYTE *pbPkt
    );

    HRESULT Packets(
        [in] TABLET_CONTEXT_ID tcid,
        [in] ULONG cPkts,
        [in] ULONG cbPkts,
        [in, size_is(cbPkts)] BYTE * pbPkts,
        [in, unique, size_is(cPkts)
#ifndef NT_TARGET_XP
         ,disable_consistency_check
#endif
        ] ULONG *pnSerialNumbers,
        [in] CURSOR_ID cid
    );

    HRESULT SystemEvent(
        [in] TABLET_CONTEXT_ID tcid,
        [in] CURSOR_ID cid,
        [in] SYSTEM_EVENT event,
        [in] SYSTEM_EVENT_DATA eventdata
    );
};

     

Requirements

Requirement	Value
Minimum supported client	Windows XP Tablet PC Edition [desktop apps only]
Minimum supported server	None supported
Library	Wisptis.exe