public static Page_Listar_Contatos Instance() { lock (typeof(Page_Listar_Contatos)) if (instance == null) { instance = new Page_Listar_Contatos(); } return(instance); }
private void BtnListarPJuridica_Click(object sender, RoutedEventArgs e) { try { Page_Listar_Contatos p = Page_Listar_Contatos.Instance(); p.ControlePagina(true); ViewContatoJuridico v = ViewContatoJuridico.Instance(); v.AbrirDeUmaPagina(p); v.Show(); } catch (Exception ex) { MessageBox.Show(ex.Message); } }