1 write to _undoEngine
System.Windows.Forms.Design (1)
System\Windows\Forms\Design\ToolStripDesigner.cs (1)
1424
_undoEngine
??= GetService<UndoEngine>();
6 references to _undoEngine
System.Windows.Forms.Design (6)
System\Windows\Forms\Design\ToolStripDesigner.cs (6)
1125
if (
_undoEngine
is not null)
1127
_undoEngine
.Undoing -= OnUndoing;
1128
_undoEngine
.Undone -= OnUndone;
1425
if (
_undoEngine
is not null)
1427
_undoEngine
.Undoing += OnUndoing;
1428
_undoEngine
.Undone += OnUndone;