private void InsertChar(char c)
{
cur.AddUndo(new Undo(UndoAction.ReplaceSelection, c.ToString(), getSelection(), col, row, selCol, selRow));
if (hasSelection)
{
DeleteSelection(false);
}
string l = lines[row];
if (col > l.Length)
{
col = l.Length;
}
if (_overwrite && col < l.Length)
{
lines[row] = l.Substring(0, col) + c.ToString() + l.Substring(col + 1);
}
else
{
lines[row] = l.Substring(0, col) + c.ToString() + l.Substring(col);
}
col++;
PositionShowCursor(true, false);
Changed();
}