/// <summary>
/// Fetches the condition state
/// </summary>
private void ShowCondition()
{
try
{
// build attribute list.
int[] attributeIDs = new int[mAttributes_.Length];
for (int ii = 0; ii < mAttributes_.Length; ii++)
{
attributeIDs[ii] = mAttributes_[ii].ID;
}
// fetch condition state.
TsCAeCondition condition = mServer_.GetConditionState(mSource_, mCondition_, attributeIDs);
// show condition.
conditionCtrl_.ShowCondition(mAttributes_, condition);
}
catch (Exception e)
{
MessageBox.Show(e.Message, "GetConditionState");
}
}
/// <summary>
/// Converts an array of OPCCONDITIONSTATE structs to an array of Condition objects.
/// </summary>
internal static TsCAeCondition[] GetConditions(ref IntPtr pInput, int count, bool deallocate)
{
TsCAeCondition[] output = null;
if (pInput != IntPtr.Zero && count > 0)
{
output = new TsCAeCondition[count];
IntPtr pos = pInput;
for (int ii = 0; ii < count; ii++)
{
OpcRcw.Ae.OPCCONDITIONSTATE condition = (OpcRcw.Ae.OPCCONDITIONSTATE)Marshal.PtrToStructure(pos, typeof(OpcRcw.Ae.OPCCONDITIONSTATE));
output[ii] = new TsCAeCondition();
output[ii].State = condition.wState;
output[ii].Quality = new TsCDaQuality(condition.wQuality);
output[ii].Comment = condition.szComment;
output[ii].AcknowledgerID = condition.szAcknowledgerID;
output[ii].CondLastActive = Technosoftware.DaAeHdaClient.Com.Interop.GetFILETIME(Convert(condition.ftCondLastActive));
output[ii].CondLastInactive = Technosoftware.DaAeHdaClient.Com.Interop.GetFILETIME(Convert(condition.ftCondLastInactive));
output[ii].SubCondLastActive = Technosoftware.DaAeHdaClient.Com.Interop.GetFILETIME(Convert(condition.ftSubCondLastActive));
output[ii].LastAckTime = Technosoftware.DaAeHdaClient.Com.Interop.GetFILETIME(Convert(condition.ftLastAckTime));
output[ii].ActiveSubCondition.Name = condition.szActiveSubCondition;
output[ii].ActiveSubCondition.Definition = condition.szASCDefinition;
output[ii].ActiveSubCondition.Severity = condition.dwASCSeverity;
output[ii].ActiveSubCondition.Description = condition.szASCDescription;
// unmarshal sub-conditions.
string[] names = Technosoftware.DaAeHdaClient.Com.Interop.GetUnicodeStrings(ref condition.pszSCNames, condition.dwNumSCs, deallocate);
int[] severities = Technosoftware.DaAeHdaClient.Com.Interop.GetInt32s(ref condition.pdwSCSeverities, condition.dwNumSCs, deallocate);
string[] definitions = Technosoftware.DaAeHdaClient.Com.Interop.GetUnicodeStrings(ref condition.pszSCDefinitions, condition.dwNumSCs, deallocate);
string[] descriptions = Technosoftware.DaAeHdaClient.Com.Interop.GetUnicodeStrings(ref condition.pszSCDescriptions, condition.dwNumSCs, deallocate);
output[ii].SubConditions.Clear();
if (condition.dwNumSCs > 0)
{
for (int jj = 0; jj < names.Length; jj++)
{
TsCAeSubCondition subcondition = new TsCAeSubCondition();
subcondition.Name = names[jj];
subcondition.Severity = severities[jj];
subcondition.Definition = definitions[jj];
subcondition.Description = descriptions[jj];
output[ii].SubConditions.Add(subcondition);
}
}
// unmarshal attributes.
object[] values = Technosoftware.DaAeHdaClient.Com.Interop.GetVARIANTs(ref condition.pEventAttributes, condition.dwNumEventAttrs, deallocate);
int[] errors = Technosoftware.DaAeHdaClient.Com.Interop.GetInt32s(ref condition.pErrors, condition.dwNumEventAttrs, deallocate);
output[ii].Attributes.Clear();
if (condition.dwNumEventAttrs > 0)
{
for (int jj = 0; jj < values.Length; jj++)
{
TsCAeAttributeValue attribute = new TsCAeAttributeValue();
attribute.ID = 0;
attribute.Value = values[jj];
attribute.Result = GetResultID(errors[jj]);
output[ii].Attributes.Add(attribute);
}
}
// deallocate structure.
if (deallocate)
{
Marshal.DestroyStructure(pos, typeof(OpcRcw.Ae.OPCCONDITIONSTATE));
}
pos = (IntPtr)(pos.ToInt64() + Marshal.SizeOf(typeof(OpcRcw.Ae.OPCCONDITIONSTATE)));
}
// deallocate array.
if (deallocate)
{
Marshal.FreeCoTaskMem(pInput);
pInput = IntPtr.Zero;
}
}
return(output);
}
/// <summary>
/// Displays the condition in the control.
/// </summary>
public void ShowCondition(Technosoftware.DaAeHdaClient.Ae.TsCAeAttribute[] attributes, TsCAeCondition condition)
{
// check for null value.
if (condition == null)
{
qualityTb_.Text = "";
commentsTb_.Text = "";
acknowledgerTb_.Text = "";
activeSubConditionTb_.Text = "";
conditionLastActiveTb_.Text = "";
conditionLastInactiveTb_.Text = "";
subConditionLastActiveTb_.Text = "";
lastAcknowledgedTb_.Text = "";
subConditionsLv_.Items.Clear();
attributesLv_.Items.Clear();
return;
}
// convert state to a string.
stateTb_.Text = "";
if ((condition.State & (int)TsCAeConditionState.Active) != 0)
{
stateTb_.Text += TsCAeConditionState.Active.ToString();
}
if ((condition.State & (int)TsCAeConditionState.Enabled) != 0)
{
if (stateTb_.Text != "")
{
stateTb_.Text += " AND ";
}
stateTb_.Text += TsCAeConditionState.Enabled.ToString();
}
if ((condition.State & (int)TsCAeConditionState.Acknowledged) != 0)
{
if (stateTb_.Text != "")
{
stateTb_.Text += " AND ";
}
stateTb_.Text += TsCAeConditionState.Acknowledged.ToString();
}
qualityTb_.Text = Technosoftware.DaAeHdaClient.OpcConvert.ToString(condition.Quality);
commentsTb_.Text = condition.Comment;
acknowledgerTb_.Text = condition.AcknowledgerID;
activeSubConditionTb_.Text = condition.ActiveSubCondition.Name;
conditionLastActiveTb_.Text = Technosoftware.DaAeHdaClient.OpcConvert.ToString(condition.CondLastActive);
conditionLastInactiveTb_.Text = Technosoftware.DaAeHdaClient.OpcConvert.ToString(condition.CondLastInactive);
subConditionLastActiveTb_.Text = Technosoftware.DaAeHdaClient.OpcConvert.ToString(condition.SubCondLastActive);
lastAcknowledgedTb_.Text = Technosoftware.DaAeHdaClient.OpcConvert.ToString(condition.LastAckTime);
// fill sub-conditions list.
subConditionsLv_.Items.Clear();
foreach (TsCAeSubCondition subcondition in condition.SubConditions)
{
ListViewItem item = new ListViewItem(subcondition.Name);
if (subcondition.Name == condition.ActiveSubCondition.Name)
{
item.SubItems.Add(condition.ActiveSubCondition.Severity.ToString());
item.SubItems.Add(condition.ActiveSubCondition.Definition);
item.SubItems.Add(condition.ActiveSubCondition.Description);
item.ForeColor = Color.Red;
}
else
{
item.SubItems.Add(subcondition.Severity.ToString());
item.SubItems.Add(subcondition.Definition);
item.SubItems.Add(subcondition.Description);
}
subConditionsLv_.Items.Add(item);
}
AdjustColumns(subConditionsLv_);
// fill attributes list.
attributesLv_.Items.Clear();
for (int ii = 0; ii < condition.Attributes.Count; ii++)
{
ListViewItem item = new ListViewItem(attributes[ii].Name);
item.SubItems.Add(Technosoftware.DaAeHdaClient.OpcConvert.ToString(condition.Attributes[ii].Value));
item.SubItems.Add(Technosoftware.DaAeHdaClient.OpcConvert.ToString(condition.Attributes[ii].Result));
attributesLv_.Items.Add(item);
}
AdjustColumns(attributesLv_);
}
