/// <summary>
/// Handle text insert and delete events.
/// </summary>
/// <param name="s"></param>
/// <param name="e"></param>
private void HandleInsertAndDelete(object s, ModificationEventArgs e)
{
// internal function
void HandleModificationEvent(ModificationEventArgs ev)
{
var first = LineFromPosition(ev.Position);
var last = first + ev.LinesAdded;
UpdateCodeFolding(Math.Min(first, last), Math.Max(first, last));
}
FxLexer.Style(this, e.Position, TextLength);
// update line number margins
if (e.LinesAdded != 0)
{
UpdateLineNumbers();
HandleModificationEvent(e);
}
// update code folding
else if (e.Text.LastIndexOfAny(new[] { '{', '}' }) >= 0)
{
HandleModificationEvent(e);
}
}
public void TestLexing()
{
lexer.Style(editor, 0, editor.TextLength);
}