StateChange Event

Occurs when the state of the TdConnection changes.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
Public Event StateChange As StateChangeEventHandler

'Usage
 
Dim instance As TdConnection
Dim handler As StateChangeEventHandler
 
AddHandler instance.StateChange, handler

public event StateChangeEventHandler StateChange

public:
event StateChangeEventHandler^ StateChange

Event Data

The event handler receives an argument of type StateChangeEventArgs containing data related to this event. The following StateChangeEventArgs properties provide information specific to this event.

Property	Description
CurrentState	Gets the new state of the connection. The connection object will be in the new state already when the event is fired.
OriginalState	Gets the original state of the connection.

Remarks

The StateChange event is raised immediately during the following transitions:

When a connection is opened the state transitions from Closed to Open.
When a connection transitions from Open to Closed during connection closure.

Requirements

Product	Versions	Platforms
.NET	2.1, 3.1, 6	Windows, Linux, MacOS
.NET Framework	4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8	Windows
.NET Standard	2.0	Windows, Linux, MacOS

Reference

TdConnection Class
TdConnection Members