/**
* 根据type类型，往history文件中写入数据
**/
public static bool WriteToHistory(string type, HIS_Model hIS_Model)
{
List <HIS_Model> hIS_Models = new List <HIS_Model>();
hIS_Models = QueryHistoryByType(type);
bool flag = false;
/* type 转大写*/
string H_type = type.ToUpper();
string filePath = "../Data/" + H_type + "/HISTORY.txt";
FileStream fs = new FileStream(filePath, FileMode.Create, FileAccess.ReadWrite);
StreamWriter wr = new StreamWriter(fs, Encoding.UTF8);
//先写入新的一条记录放在开头
wr.WriteLine(hIS_Model.Model_no);
//写入之前的99条记录，超过100条的记录会被覆盖
int i = 1;
foreach (HIS_Model item in hIS_Models)
{
wr.WriteLine(item.Model_no);
i++;
if (i >= 99)
{
break;
}
}
wr.Close();
fs.Close();
return(true);
}
private void edit_Click(object sender, RoutedEventArgs e)
{
//获取datagrid选中行，并获取其model_no
DEV_I_Model dEV_I_Model = new DEV_I_Model();
dEV_I_Model = (DEV_I_Model)device_information_datagrid.SelectedItem;
String model_no = dEV_I_Model.Model_no;
//往history添加记录
HIS_Model hIS_Model = new HIS_Model();
hIS_Model.Model_no = model_no;
Dao.DEV_DAO.WriteToHistory("hpo", hIS_Model);
//页面跳转，传递model_no参数
HPO_Pump_Injector_Edit_ hPO_Pump_Injector_Edit_Page = new HPO_Pump_Injector_Edit_(model_no);
this.NavigationService.Navigate(hPO_Pump_Injector_Edit_Page);
}
private void confirm_Click(object sender, RoutedEventArgs e)
{
//获取datagrid选中行，并获取其model_no
DEV_I_Model dEV_I_Model = new DEV_I_Model();
dEV_I_Model = (DEV_I_Model)device_information_datagrid.SelectedItem;
String model_no = dEV_I_Model.Model_no;
//往history添加记录
HIS_Model hIS_Model = new HIS_Model();
hIS_Model.Model_no = model_no;
Dao.DEV_DAO.WriteToHistory("hpo", hIS_Model);
//页面跳转，传递model_no参数
HPO_Pump_Injector_Test hPO_Pump_Injector_Test_page = new HPO_Pump_Injector_Test(model_no);
this.NavigationService.Navigate(hPO_Pump_Injector_Test_page);
//NavigationService.GetNavigationService(this).Navigate(new Uri("Pages/Common_Rail_Injector_Test.xaml", UriKind.Relative));
}
/**
* 根据type获取该类型的Histoyry集合，取出的是txt文件中的所有数据
**/
public static List <HIS_Model> QueryHistoryByType(string type)
{
List <HIS_Model> hIS_Models = new List <HIS_Model>();
/* type 转大写*/
string H_type = type.ToUpper();
string filePath = "../Data/" + H_type + "/HISTORY.txt";
FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.ReadWrite);
StreamReader rd = new StreamReader(fs, Encoding.UTF8);
string readLine;
while ((readLine = rd.ReadLine()) != null)
{
HIS_Model temp = new HIS_Model();
temp.Model_no = readLine;
hIS_Models.Add(temp);
}
rd.Close();
fs.Close();
return(hIS_Models);
}
