OleUndoEngine.UndoUnit.IOleParentUndoUnit.Close Method
Closes the specified parent undo unit.
Namespace: Microsoft.VisualStudio.Shell.Design
Assembly: Microsoft.VisualStudio.Shell.Design (in Microsoft.VisualStudio.Shell.Design.dll)
Syntax
'宣言
Private Function Close ( _
parentUnit As IOleParentUndoUnit, _
fCommit As Integer _
) As Integer Implements IOleParentUndoUnit.Close
int IOleParentUndoUnit.Close(
IOleParentUndoUnit parentUnit,
int fCommit
)
Parameters
- parentUnit
Type: Microsoft.VisualStudio.OLE.Interop.IOleParentUndoUnit
The IOleParentUndoUnit to close.
- fCommit
Type: System.Int32
true if the unit should be kept in the collection, false if it should be discarded.
Return Value
Type: System.Int32
S_OK if the parent unit had open child units and it was successfully closed.
S_FALSE if the parent undo unit did not have an open child and it was successfully closed.
E_INVALIDARG if parentUnit does not match the currently open parent undo unit. Do not change any internal state unless the parent unit is blocked.
Implements
IOleParentUndoUnit.Close(IOleParentUndoUnit, Int32)
.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.