internal PenContext(IPimcContext3 pimcContext, IntPtr hwnd,
PenContexts contexts, bool supportInRange, bool isIntegrated,
int id, IntPtr commHandle, int tabletDeviceId, UInt32 wispContextKey)
{
_contexts = contexts;
_pimcContext = new SecurityCriticalDataClass <IPimcContext3>(pimcContext);
_id = id;
_tabletDeviceId = tabletDeviceId;
_commHandle = new SecurityCriticalData <IntPtr>(commHandle);
_hwnd = new SecurityCriticalData <IntPtr>(hwnd);
_supportInRange = supportInRange;
_isIntegrated = isIntegrated;
WispContextKey = wispContextKey;
UpdateScreenMeasurementsPending = false;
}
/// <summary>
/// Queries the GIT key for the WISP Tablet Context
/// </summary>
/// <param name="context">The context to query through</param>
/// <returns>The GIT key for the WISP Tablet Context</returns>
internal static UInt32 QueryWispContextKey(IPimcContext3 context)
{
int key = 0;
Guid unused = Guid.Empty;
int unused2 = 0;
int unused3 = 0;
float unused4 = 0;
context.GetPacketPropertyInfo(GetWispContextKey, out unused, out key, out unused2, out unused3, out unused4);
if (key == 0)
{
throw new InvalidOperationException();
}
return((UInt32)key);
}
