Untitled

Override TextChanged event for a custom control not working
public partial class HtextBox : DevExpress.XtraEditors.TextEdit
{
    protected override void OnTextChanged(KeyEventArgs kpe)
    {
        if (kpe.KeyCode == Keys.D1 ||
            kpe.KeyCode == Keys.D2 ||
            kpe.KeyCode == Keys.D3 ||
            kpe.KeyCode == Keys.D4 ||
            kpe.KeyCode == Keys.D5 ||
            kpe.KeyCode == Keys.D6 ||
            kpe.KeyCode == Keys.D7 ||
            kpe.KeyCode == Keys.D8 ||
            kpe.KeyCode == Keys.D9 ||
            kpe.KeyCode == Keys.D0
            ) {
                base.Text += kpe.KeyValue;
        }
    }
}

protected override void OnTextChanged(System.EventArgs args) {
    KeyEventArgs kpe = (KeyEventArgs)args;
    ...
}

protected override void OnKeyDown(KeyEventArgs kpe) {
    ...
}

protected override void OnTextChanged(Object sender, KeyEventArgs kpe)
    {
        if (kpe.KeyCode == Keys.D1 ||
            kpe.KeyCode == Keys.D2 ||
            kpe.KeyCode == Keys.D3 ||
            kpe.KeyCode == Keys.D4 ||
            kpe.KeyCode == Keys.D5 ||
            kpe.KeyCode == Keys.D6 ||
            kpe.KeyCode == Keys.D7 ||
            kpe.KeyCode == Keys.D8 ||
            kpe.KeyCode == Keys.D9 ||
            kpe.KeyCode == Keys.D0
            ) {
                base.Text += kpe.KeyValue;
        }
    }

this.TextChanged += new EventHandler(OnTextChanged);