/// <summary>
/// Show the pattern UI in a dialog.
/// If 'patn' is not null, then it is edited in the UI, otherwise a new pattern is created.
/// Returns the created/edited pattern</summary>
public static Pattern ShowDialog(IWin32Window owner = null, Pattern patn = null)
{
var p = new PatternUI();
using (var f = p.FormWrap <Form>(title: "Edit Pattern", start_pos: FormStartPosition.CenterParent))
{
patn = patn ?? new Pattern();
p.EditPattern(patn);
p.Commit += (s, a) => f.Close();
f.ShowDialog(owner);
return(p.Pattern);
}
}
/// <summary>Set up UI elements</summary>
private void SetupUI()
{
// Detail button
m_btn_patn_detail.BackgroundImage = Resources.pencil2;
m_btn_patn_detail.BackgroundImageLayout = ImageLayout.Stretch;
m_btn_patn_detail.Click += (s, a) =>
{
// Show a modal form with the full pattern UI
Pattern = PatternUI.ShowDialog(this, Pattern);
};
// Pattern expression combo
m_cb_pattern.ValueType = typeof(Pattern);
m_cb_pattern.DisplayMember = nameof(Pattern.Expr);
m_cb_pattern.ValidateText = t =>
{
var patn = ((Pattern)m_cb_pattern.Value) ?? new Pattern(Pattern);
patn.Expr = t;
return(patn.IsValid);
};
m_cb_pattern.ValueToText = v =>
{
return(((Pattern)v)?.Expr ?? string.Empty);
};
m_cb_pattern.TextToValue = t =>
{
var patn = ((Pattern)m_cb_pattern.Value) ?? new Pattern(Pattern);
patn.Expr = t;
return(patn);
};
m_cb_pattern.ValueCommitted += (s, a) =>
{
Pattern = (Pattern)a.Value;
};
m_cb_pattern.Value = Pattern;
}