/// <summary>
/// Removes the WT_INFOCHANGE handler so that messages are ignored.
/// </summary>
/// <param name="handler_I">WT_INFOCHANGE event handler supplied by the client.</param>
public void RemoveInfoChangeEventHandler(EventHandler <MessageReceivedEventArgs> handler_I)
{
try
{
MessageEvents.UnWatchMessage(EWintabEventMessage.WT_INFOCHANGE);
MessageEvents.InfoChgMessageReceived -= handler_I;
}
catch (Exception ex)
{
MessageBox.Show("FAILED CWintabData.RemoveWTInfoChangeEventHandler: " + ex.ToString());
}
}
/// <summary>
/// Removes the WTPacket handler so that messages are ignored.
/// </summary>
/// <param name="handler_I">WT_PACKET event handler supplied by the client.</param>
public void RemoveWTPacketEventHandler(EventHandler <MessageReceivedEventArgs> handler_I)
{
try
{
MessageEvents.UnWatchMessage(EWintabEventMessage.WT_PACKET);
MessageEvents.UnWatchMessage(EWintabEventMessage.WT_PACKETEXT);
MessageEvents.UnWatchMessage(EWintabEventMessage.WT_CSRCHANGE);
MessageEvents.PacketMessageReceived -= handler_I;
}
catch (Exception ex)
{
MessageBox.Show("FAILED CWintabData.RemoveWTPacketEventHandler: " + ex.ToString());
}
}
/// <summary>
/// Initialize this data object.
/// </summary>
/// <param name="context_I">logical context for this data object</param>
private void Init(CWintabContext context_I)
{
if (context_I == null)
{
throw new Exception("Trying to init CWintabData with null context.");
}
m_context = context_I;
// Watch for the Wintab WT_PACKET event.
MessageEvents.WatchMessage((int)EWintabEventMessage.WT_PACKET);
// Watch for the Wintab WT_PACKETEXT event.
MessageEvents.WatchMessage((int)EWintabEventMessage.WT_PACKETEXT);
}
/// <summary>
/// Removes the WT_CTX* handler so that messages are ignored.
/// </summary>
/// <param name="handler_I"> WT_CTX* event handler supplied by the client.</param>
public void RemoveStatusEventHandler(EventHandler <MessageReceivedEventArgs> handler_I)
{
try
{
MessageEvents.UnWatchMessage(EWintabEventMessage.WT_CTXOPEN);
MessageEvents.UnWatchMessage(EWintabEventMessage.WT_CTXCLOSE);
MessageEvents.UnWatchMessage(EWintabEventMessage.WT_CTXUPDATE);
MessageEvents.UnWatchMessage(EWintabEventMessage.WT_CTXOVERLAP);
MessageEvents.UnWatchMessage(EWintabEventMessage.WT_PROXIMITY);
MessageEvents.StatusMessageReceived -= handler_I;
}
catch (Exception ex)
{
MessageBox.Show("FAILED CWintabData.RemoveStatusEventHandler: " + ex.ToString());
}
}
/// <summary>
/// Initialize this data object.
/// </summary>
/// <param name="context_I">logical context for this data object</param>
private void Init(CWintabContext context_I)
{
try
{
if (context_I == null)
{
throw new Exception("Trying to init CWintabData with null context.");
}
m_context = context_I;
// Watch for the Wintab WT_PACKET event.
MessageEvents.WatchMessage((int)EWintabEventMessage.WT_PACKET);
// Watch for the Wintab WT_PACKETEXT event.
MessageEvents.WatchMessage((int)EWintabEventMessage.WT_PACKETEXT);
}
catch (Exception ex)
{
MessageBox.Show("FAILED CWintabData.Init: " + ex.ToString());
}
}
