private void SearchLine(object sender, DoWorkEventArgs e)
{
FromToInfo arg = (FromToInfo)e.Argument;
string strFrom = arg.from;
string strTo = arg.to;
NingboBus busDB = App.busDB;
//终点站xid
var xidInFrom = (from d in busDB.Cnbus where d.Zhan == strFrom select d.Xid).ToList();
if (xidInFrom.Count == 0)
{
e.Result = 1;
//msg="对不起，未找到该起点站信息";
return;
}
var xidInTo = (from d in busDB.Cnbus where d.Zhan == strTo select d.Xid).ToList();
if (xidInTo.Count == 0)
{
e.Result = 2;
//msg="对不起，未找到该终点站信息";
return;
}
//包含起点和重点站点路线id
var idList =
(from s in busDB.Cnbus
where xidInTo.Contains(s.Xid)
where xidInFrom.Contains(s.Xid)
select s.Xid).ToList();
if (idList.Count == 0)
{
e.Result = 3;
//msg = "对不起，未找到直达线路";
return;
}
//根据路线id查找路线信息
var lineList =
(from s in busDB.Cnbusw
where idList.Contains(s.Id)
select s).ToList();
App.lineList = lineList;
App.stationFrom = strFrom;
App.stationTo = strTo;
e.Result = 0;
}
//站站查询
private void stationSearchButton_Click(object sender, RoutedEventArgs e)
{
stationSearchButton.Content = "正在搜索";
stationSearchButton.IsEnabled = false;
progressBar1.Visibility = Visibility.Visible;
bw = new BackgroundWorker();
bw.WorkerSupportsCancellation = false;
bw.WorkerReportsProgress = false;
bw.DoWork += new DoWorkEventHandler(SearchLine);
bw.RunWorkerCompleted += new RunWorkerCompletedEventHandler(SearchLineComplete);
string strFrom = staionFromText.Text;
string strTo = staionToText.Text;
FromToInfo arg = new FromToInfo()
{
from = strFrom, to = strTo
};
bw.RunWorkerAsync(arg);
//return;
//if (SearchLine(stationFrom, stationTo))
//{
// stationSearchButton.Content = "查找";
// stationSearchButton.IsEnabled = true;
// //progressBar1.Visibility = Visibility.Collapsed;
// //NavigationService.Navigate(new Uri("/ViewResult/LineResult.xaml", UriKind.Relative));
//}
//else
//{
// stationSearchButton.Content = "查找";
// stationSearchButton.IsEnabled = true;
// progressBar1.Visibility = Visibility.Collapsed;
//}
}
//站站查询
private void stationSearchButton_Click(object sender, RoutedEventArgs e)
{
stationSearchButton.Content = "正在搜索";
stationSearchButton.IsEnabled = false;
progressBar1.Visibility = Visibility.Visible;
bw = new BackgroundWorker();
bw.WorkerSupportsCancellation = false;
bw.WorkerReportsProgress = false;
bw.DoWork += new DoWorkEventHandler(SearchLine);
bw.RunWorkerCompleted += new RunWorkerCompletedEventHandler(SearchLineComplete);
string strFrom = staionFromText.Text;
string strTo = staionToText.Text;
FromToInfo arg = new FromToInfo() { from=strFrom,to=strTo};
bw.RunWorkerAsync(arg);
//return;
//if (SearchLine(stationFrom, stationTo))
//{
// stationSearchButton.Content = "查找";
// stationSearchButton.IsEnabled = true;
// //progressBar1.Visibility = Visibility.Collapsed;
// //NavigationService.Navigate(new Uri("/ViewResult/LineResult.xaml", UriKind.Relative));
//}
//else
//{
// stationSearchButton.Content = "查找";
// stationSearchButton.IsEnabled = true;
// progressBar1.Visibility = Visibility.Collapsed;
//}
}