MonitorEventArgs Class

In This Topic

Syntax
Remarks
Example
Inheritance Hierarchy
See Also

Provides data for the TraceEvent event of the DbMonitor class.

Syntax

Visual Basic
C#

public class MonitorEventArgs : System.EventArgs

'Declaration
 
Public Class MonitorEventArgs 
   Inherits System.EventArgs

Remarks

The TraceEvent event occurs when DbMonitor object is active and the monitoring application performs any SQL activity.

Example

The following sample shows how to enable and disable monitoring of database activity in your application.

csharp

static void OnEvent(object sender, MonitorEventArgs e)
{
  if (e.TracePoint==MonitorTracePoint.BeforeEvent)
  {
    Console.WriteLine("Description: " + e.Description);
    Console.WriteLine(" Extra info: " + e.ExtraInfo);
  }
}


[MTAThread]
static void Main(string[] args)
{
  FreshBooksConnection freshbooksConn = new FreshBooksConnection(
      "API Version=Alpha;Access Token=3d3355b2beea67f9241400fbe28f0b116e3efd2f8a85dda3c35620acdc95cd60;Refresh Token=75836f50da63fc5bf81bb24598511ae131ea422e73d9f321b4c4a44e2dd1c67f;Company Name=Devart");
  FreshBooksMonitor freshbooksMonitor = new FreshBooksMonitor();
  freshbooksMonitor.TraceEvent += new MonitorEventHandler(OnEvent);
  freshbooksMonitor.IsActive = true;
  FreshBooksCommand freshbooksCommand = new FreshBooksCommand("select count(*) from Client",freshbooksConn);
  freshbooksConn.Open();
  Console.WriteLine(freshbooksCommand.ExecuteScalar());
  freshbooksConn.Close();
  freshbooksMonitor.TraceEvent -= new MonitorEventHandler(OnEvent);
  Console.ReadLine();
}

Visual Basic

Sub OnEvent(ByVal sender As Object, ByVal e As MonitorEventArgs)
  If e.TracePoint = MonitorTracePoint.BeforeEvent Then
    Console.WriteLine("Description: " & e.Description)
    Console.WriteLine(" Extra info: " & e.ExtraInfo)
  End If
End Sub

<MTAThread()> _
Sub Main()
  Dim freshbooksConn As FreshBooksConnection = New FreshBooksConnection( _
      "API Version=Alpha;Access Token=3d3355b2beea67f9241400fbe28f0b116e3efd2f8a85dda3c35620acdc95cd60;Refresh Token=75836f50da63fc5bf81bb24598511ae131ea422e73d9f321b4c4a44e2dd1c67f;Company Name=Devart")
  Dim freshbooksMonitor As FreshBooksMonitor = New FreshBooksMonitor
  AddHandler freshbooksMonitor.TraceEvent, AddressOf OnEvent
  freshbooksMonitor.IsActive = True
  Dim freshbooksCommand As FreshBooksCommand = New FreshBooksCommand("select count(*) from Client", freshbooksConn)
  freshbooksConn.Open()
  Console.WriteLine(freshbooksCommand.ExecuteScalar())
  freshbooksConn.Close()
  RemoveHandler freshbooksMonitor.TraceEvent, AddressOf OnEvent
  Console.ReadLine()
End Sub

Inheritance Hierarchy

System.Object
System.EventArgs
Devart.Common.MonitorEventArgs

Reference

MonitorEventArgs Members
Devart.Common Namespace

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