private void btnLogin_Click(object sender, EventArgs e) { if (tbUsername.Text == "") { MessageBox.Show("请输入用户名!"); return; } if (tbPassword.Text == "") { MessageBox.Show("请输入密码!"); return; } Database db = new Database(); DatabaseStatus status = db.Login(tbUsername.Text, tbPassword.Text); if (status == DatabaseStatus.WrongPassword) { MessageBox.Show("密码错误!"); } if (status == DatabaseStatus.Success) { ContactList formContact = new Contacts.ContactList(db); formContact.Show(); this.Hide(); } if (status == DatabaseStatus.UserNotExists) { MessageBox.Show("用户不存在"); } }
public void CalculateRoute(Contacts.ContactList contacts) { Distance = 0; contacts = FilterEmptyNames(contacts); MapURL = CreateURL(contacts); if (contacts.Count == 0) { return; } NamesVisited.Clear(); foreach (Contacts.Contact con in contacts) { NamesVisited.Add(con.Name); } DirectionsRequest req = new DirectionsRequest(); req.Origin = contacts[0].Address; req.Destination = contacts[contacts.Count - 1].Address; if (contacts.Count > 2) { List <string> waypoints = new List <string>(); for (int i = 1; i < contacts.Count - 1; i++) { waypoints.Add(contacts[i].Address); } req.Waypoints = waypoints.ToArray(); } double dist = 0; List <Location> locations = new List <Location>(); DirectionsResponse resp = GoogleMapsApi.MapsAPI.GetDirections(req); foreach (Route r in resp.Routes) { foreach (Leg l in r.Legs) { locations.Add(l.StartLocation); locations.Add(l.EndLocation); dist += l.Distance.Value; } } Distance = dist / 1000; }
public string CreateURL(Contacts.ContactList contacts) { contacts = FilterEmptyNames(contacts); MapURL = "http://maps.google.com/"; if (contacts.Count == 0) { return(MapURL); } MapURL += "?saddr=" + contacts[0].Address; MapURL += "&daddr="; if (contacts.Count > 2) { for (int i = 1; i < contacts.Count - 1; i++) { MapURL += contacts[i].Address + "+to:"; } } MapURL += contacts[contacts.Count - 1].Address; MapURL = MapURL.Replace("\n", ","); return(MapURL); }
private Contacts.ContactList FilterEmptyNames(Contacts.ContactList contacts) { Contacts.ContactList ret = new Contacts.ContactList(contacts); ret.RemoveAll(p => string.IsNullOrWhiteSpace(p.Name)); return ret; }
private Contacts.ContactList FilterEmptyNames(Contacts.ContactList contacts) { Contacts.ContactList ret = new Contacts.ContactList(contacts); ret.RemoveAll(p => string.IsNullOrWhiteSpace(p.Name)); return(ret); }