OleUndoEngine.CreateUndoUnit Method
This member overrides UndoEngine.CreateUndoUnit(String, Boolean), and more complete documentation might be available in that topic.
Creates a new undo unit.
Namespace: Microsoft.VisualStudio.Shell.Design
Assembly: Microsoft.VisualStudio.Shell.Design (in Microsoft.VisualStudio.Shell.Design.dll)
Syntax
'宣言
Protected Overrides Function CreateUndoUnit ( _
name As String, _
primary As Boolean _
) As UndoEngine.UndoUnit
protected override UndoEngine.UndoUnit CreateUndoUnit(
string name,
bool primary
)
Parameters
- name
Type: System.String
The name of the undo unit.
- primary
Type: System.Boolean
true if the undo unit is primary, otherwise false.
Return Value
Type: System.ComponentModel.Design.UndoEngine.UndoUnit
The created UndoEngine.UndoUnit.
Remarks
This method also sets the returned undo unit as the latest "clean" one if the DocData object has not been modified in it. If this undo unit gets undone, these flags will be reset.
.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.
See Also
Reference
Microsoft.VisualStudio.Shell.Design Namespace
OnInterveningUnitBlockingLinkedUndo