// handle undo and redo for the additional document state
public override void ChangeValue(GoChangedEventArgs e, bool undo)
{
switch (e.Hint)
{
case ChangedPath:
this.Path = (String)e.GetValue(undo);
break;
default:
base.ChangeValue(e, undo);
break;
}
}
public override void ChangeValue(GoChangedEventArgs e, bool undo)
{
switch (e.Hint)
{
case ChangedLocation:
{
this.Location = (String)e.GetValue(undo);
break;
}
default:
base.ChangeValue(e, undo);
return;
}
}
public override void ChangeValue(GoChangedEventArgs e, bool undo)
{
switch (e.SubHint)
{
case ChangedOffset:
this.Offset = e.GetSize(undo);
return;
case ChangedSegment:
this.Segment = e.GetInt(undo);
return;
case ChangedSegmentPercentage:
this.SegmentPercentage = e.GetFloat(undo);
return;
case ChangedConnectionColor:
this.ConnectionColor = (Color)e.GetValue(undo);
return;
default:
base.ChangeValue(e, undo);
return;
}
}