public static Form_Search Show(Action <string, ESerchDirection> onsearch, Form onform)
{
if (onsearch == null || onform == null)
{
throw new ArgumentNullException();
}
bool setpos = false;
if (Instance == null)
{
Instance = new Form_Search();
setpos = true;
}
Instance.OnSearch = onsearch;
Instance.OnForm = onform;
Instance.Owner = onform;
Instance.Show();
if (setpos && !onform.IsDisposed && onform.Visible)
{
var r = onform.RectangleToScreen(onform.ClientRectangle);
int x = r.Left + r.Width / 2 - Instance.Width / 2;
int y = r.Top + r.Height / 2 - Instance.Height / 2;
Instance.Left = x;
Instance.Top = y;
}
Instance.tbText.Select();
return(Instance);
}
private void Form_Search_FormClosed(object sender, FormClosedEventArgs e)
{
_onForm = null;
OnSearch = null;
Instance = null;
}