private void setEditable(bool v)
{
BoxCreator.ReadOnly = !v;
BoxReporter.ReadOnly = !v;
BoxAssigned.ReadOnly = !v;
BoxSeverity.Enabled = v;
BoxStatus.Enabled = v;
BoxSummary.ReadOnly = !v;
ButtonEdit.Enabled = !v;
ButtonOK.Enabled = !v || (BoxSummary.Text.Length > 0);
if (v) ButtonCancel.Show();
else ButtonCancel.Hide();
}