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luosheng
2023-07-16 08:17:03 +08:00
parent 6d655b24d1
commit 2055c10c59
127 changed files with 7414 additions and 7470 deletions
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108
Technosoftware/DaAeHdaClient.Com/Hda/DataCallback.cs
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@@ -30,26 +30,26 @@ using Technosoftware.OpcRcw.Hda;
#endregion
namespace Technosoftware.DaAeHdaClient.Com.Hda
{
{
/// <summary>
/// A class that implements the HDA data callback interface.
/// </summary>
internal class DataCallback : IOPCHDA_DataCallback
{
internal class DataCallback : IOPCHDA_DataCallback
{
/// <summary>
/// Initializes the object with the containing subscription object.
/// </summary>
public DataCallback() {}
public DataCallback() { }
/// <summary>
/// Fired when an exception occurs during callback processing.
/// </summary>
public event TsCHdaCallbackExceptionEventHandler CallbackExceptionEvent
{
add {lock (this) { _callbackExceptionEvent += value; }}
remove {lock (this) { _callbackExceptionEvent -= value; }}
add { lock (this) { _callbackExceptionEvent += value; } }
remove { lock (this) { _callbackExceptionEvent -= value; } }
}
/// <summary>
/// Creates a new request object.
/// </summary>
@@ -61,8 +61,8 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
var request = new Request(requestHandle, callback, ++m_nextID);
// no items yet - callback may return before async call returns.
m_requests[request.RequestID] = request;
m_requests[request.RequestID] = request;
// return requests.
return request;
}
@@ -103,11 +103,11 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
/// Called when new data arrives for a subscription.
/// </summary>
public void OnDataChange(
int dwTransactionID,
int hrStatus,
int dwNumItems,
int dwTransactionID,
int hrStatus,
int dwNumItems,
OPCHDA_ITEM[] pItemValues,
int[] phrErrors)
int[] phrErrors)
{
try
{
@@ -130,7 +130,7 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
results[ii].ServerHandle = results[ii].ClientHandle;
results[ii].ClientHandle = null;
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
}
// invoke callback - remove request if unexpected error occured.
@@ -150,11 +150,11 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
/// Called when an asynchronous read request completes.
/// </summary>
public void OnReadComplete(
int dwTransactionID,
int hrStatus,
int dwNumItems,
int dwTransactionID,
int hrStatus,
int dwNumItems,
OPCHDA_ITEM[] pItemValues,
int[] phrErrors)
int[] phrErrors)
{
try
{
@@ -176,7 +176,7 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
results[ii] = Interop.GetItemValueCollection(pItemValues[ii], false);
results[ii].ServerHandle = pItemValues[ii].hClient;
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
}
// invoke callback - remove request if all results arrived.
@@ -196,11 +196,11 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
/// Called when an asynchronous read modified request completes.
/// </summary>
public void OnReadModifiedComplete(
int dwTransactionID,
int hrStatus,
int dwNumItems,
int dwTransactionID,
int hrStatus,
int dwNumItems,
OPCHDA_MODIFIEDITEM[] pItemValues,
int[] phrErrors)
int[] phrErrors)
{
try
{
@@ -222,7 +222,7 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
results[ii] = Interop.GetModifiedValueCollection(pItemValues[ii], false);
results[ii].ServerHandle = pItemValues[ii].hClient;
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
}
// invoke callback - remove request if all results arrived.
@@ -242,12 +242,12 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
/// Called when an asynchronous read attributes request completes.
/// </summary>
public void OnReadAttributeComplete(
int dwTransactionID,
int hrStatus,
int hClient,
int dwNumItems,
int dwTransactionID,
int hrStatus,
int hClient,
int dwNumItems,
OPCHDA_ATTRIBUTE[] pAttributeValues,
int[] phrErrors)
int[] phrErrors)
{
try
{
@@ -273,7 +273,7 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
results[ii] = Interop.GetAttributeValueCollection(pAttributeValues[ii], false);
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
item.Add(results[ii]);
}
@@ -294,11 +294,11 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
/// Called when an asynchronous read annotations request completes.
/// </summary>
public void OnReadAnnotations(
int dwTransactionID,
int hrStatus,
int dwNumItems,
int dwTransactionID,
int hrStatus,
int dwNumItems,
OPCHDA_ANNOTATION[] pAnnotationValues,
int[] phrErrors)
int[] phrErrors)
{
try
{
@@ -320,7 +320,7 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
results[ii] = Interop.GetAnnotationValueCollection(pAnnotationValues[ii], false);
results[ii].ServerHandle = pAnnotationValues[ii].hClient;
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
}
// invoke callback - remove request if all results arrived.
@@ -340,10 +340,10 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
/// Called when an asynchronous insert annotations request completes.
/// </summary>
public void OnInsertAnnotations(
int dwTransactionID,
int hrStatus,
int dwCount,
int[] phClients,
int dwTransactionID,
int hrStatus,
int dwCount,
int[] phClients,
int[] phrErrors)
{
@@ -376,7 +376,7 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
{
itemResults.ServerHandle = currentHandle;
results.Add(itemResults);
currentHandle = phClients[ii];
itemResults = new TsCHdaResultCollection();
}
@@ -407,11 +407,11 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
/// Called when a batch of data from playback request arrives.
/// </summary>
public void OnPlayback(
int dwTransactionID,
int hrStatus,
int dwNumItems,
int dwTransactionID,
int hrStatus,
int dwNumItems,
IntPtr ppItemValues,
int[] phrErrors)
int[] phrErrors)
{
try
{
@@ -436,16 +436,16 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
{
// get pointer to item.
var pItem = (IntPtr)pItems[ii];
// unmarshal item as an array of length 1.
var item = Interop.GetItemValueCollections(ref pItem, 1, false);
if (item != null && item.Length == 1)
{
results[ii] = item[0];
results[ii] = item[0];
results[ii].ServerHandle = results[ii].ClientHandle;
results[ii].ClientHandle = null;
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
results[ii].Result = Utilities.Interop.GetResultId(phrErrors[ii]);
}
}
@@ -466,10 +466,10 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
/// Called when an asynchronous update request completes.
/// </summary>
public void OnUpdateComplete(
int dwTransactionID,
int hrStatus,
int dwCount,
int[] phClients,
int dwTransactionID,
int hrStatus,
int dwCount,
int[] phClients,
int[] phrErrors)
{
try
@@ -501,7 +501,7 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
{
itemResults.ServerHandle = currentHandle;
results.Add(itemResults);
currentHandle = phClients[ii];
itemResults = new TsCHdaResultCollection();
}
@@ -583,9 +583,9 @@ namespace Technosoftware.DaAeHdaClient.Com.Hda
#endregion
#region Private Members
private int m_nextID;
private int m_nextID;
private Hashtable m_requests = new Hashtable();
private TsCHdaCallbackExceptionEventHandler _callbackExceptionEvent;
private TsCHdaCallbackExceptionEventHandler _callbackExceptionEvent;
#endregion
}
}