Lets derived classes perform an action when a transaction starts.
Namespace:  Microsoft.VisualStudio.Modeling.Diagrams
Assembly:  Microsoft.VisualStudio.Modeling.Sdk.Diagrams.10.0 (in Microsoft.VisualStudio.Modeling.Sdk.Diagrams.10.0.dll)
Syntax
声明
Public Overridable Sub OnTransactionBeginning ( _
    e As TransactionBeginningEventArgs _
)
public virtual void OnTransactionBeginning(
    TransactionBeginningEventArgs e
)
public:
virtual void OnTransactionBeginning(
    TransactionBeginningEventArgs^ e
)
abstract OnTransactionBeginning : 
        e:TransactionBeginningEventArgs -> unit 
override OnTransactionBeginning : 
        e:TransactionBeginningEventArgs -> unit 
public function OnTransactionBeginning(
    e : TransactionBeginningEventArgs
)
Parameters
- e
 Type: Microsoft.VisualStudio.Modeling.TransactionBeginningEventArgs
 Event data. For a list of arguments, see TransactionBeginningEventArgs.
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.