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DTE2.UndoContext, propriété

Obtient l'objet UndoContext global.

Espace de noms :  EnvDTE80
Assembly :  EnvDTE80 (dans EnvDTE80.dll)

Syntaxe

'Déclaration
ReadOnly Property UndoContext As UndoContext
    Get
UndoContext UndoContext { get; }
property UndoContext^ UndoContext {
    UndoContext^ get ();
}
abstract UndoContext : UndoContext
function get UndoContext () : UndoContext

Valeur de propriété

Type : EnvDTE.UndoContext
Objet UndoContext.

Implémentations

_DTE.UndoContext

Exemples

Sub UndoContextExample()
   Dim selection As TextSelection = DTE2.ActiveDocument.Selection()
   Dim start As EditPoint = selection.TopPoint.CreateEditPoint()
   Dim endpt As TextPoint = selection.BottomPoint
   Dim commentStart As String

   DTE2.UndoContext.Open("Comment Region")
   Try
      Do While (start.LessThan(endpt))
         start.Insert(commentStart)
         start.LineDown()
         start.StartOfLine()
      Loop
   Finally
      ' If an error occured, then need to make sure that the undo 
      ' context is cleaned up. Otherwise, the editor can be left in a 
      ' perpetual undo context.
      DTE2.UndoContext.Close()
   End Try
End Sub

Sécurité .NET Framework

Voir aussi

Référence

DTE2 Interface

UndoContext, surcharge

EnvDTE80, espace de noms