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CanUndoRedoCallback Delegate

  • Article

Add an instance to the UndoManager to vote on whether an undo or redo operation can continue.

Namespace:  Microsoft.VisualStudio.Modeling
Assembly:  Microsoft.VisualStudio.Modeling.Sdk.10.0 (in Microsoft.VisualStudio.Modeling.Sdk.10.0.dll)

Syntax

'Declaration
Public Delegate Function CanUndoRedoCallback ( _
    isUndo As Boolean, _
    transactionItem As TransactionItem _
) As Boolean

public delegate bool CanUndoRedoCallback(
    bool isUndo,
    TransactionItem transactionItem
)

public delegate bool CanUndoRedoCallback(
    bool isUndo, 
    TransactionItem^ transactionItem
)

type CanUndoRedoCallback = 
    delegate of 
        isUndo:bool * 
        transactionItem:TransactionItem -> bool

JScript does not support delegates.

Parameters

  • isUndo
    Type: System.Boolean
    true if this is an undo operation; false if this is a redo operation.

Return Value

Type: System.Boolean

Remarks

Add an instance to the UndoManager to vote on whether an undo or redo operation can continue.

See Also

Reference

Microsoft.VisualStudio.Modeling Namespace