public override ActionResults Undo(out Pos pos)
{
pos = undoPos;
if (deleteString != null)
{
pos = InsertRangeCommand.InsertRange(Document, undoPos, deleteString);
}
else if (deleteChar == Character.NewLine)
{
pos = new Pos(undoPos.Line, undoPos.Col);
var txt = DeleteRangeCommand.DeleteRange(Ed, new Selection(pos,
new Pos(pos.Line, Document.Lines[pos.Line].Length)));
var ipos = InsertNewLineCommand.InsertNewLine(Document, pos);
if (txt != null)
{
Document.Lines[ipos.Line].Append(txt);
}
pos = ipos;
}
else
{
var ln = Document.Lines[undoPos.Line];
ln.Insert(undoPos.Col, deleteChar);
pos = new Pos(undoPos.Line, undoPos.Col + 1);
}
return(Change);
}
public override ActionResults Undo(out Pos pos)
{
pos = undoPos;
if (deleteString != null)
{
pos = InsertRangeCommand.InsertRange(Document, undoPos, deleteString);
}
else if (deleteChar == Character.NewLine)
{
InsertNewLineCommand.InsertNewLine(Document, undoPos);
}
else
{
var ln = Document.Lines[undoPos.Line];
ln.Insert(undoPos.Col, deleteChar);
}
return(Change);
}