public static void ChangeStudentState(Student s,ExamState e)
{
if (StudentCollection.ContainsKey(s))
{
StudentCollection[s] = e;
}
else
{
StudentCollection.Add(s, e);
}
}
string permissionUserName = ""; //当前登录的用户名，用来区分权限，若为空表示是管理员
#endregion Fields
#region Constructors
public StudentEdit(Student stu)
{
InitializeComponent();
currentStudent = stu;
textID.Text = currentStudent.ID;
textName.Text = currentStudent.sName;
if (InfoControl.User.permission == 0)
permissionUserName = InfoControl.User.UserName;
showAllDepts();
for (int i = 0; i < comboDept.Items.Count; i++)
if (comboDept.Items[i].ToString() == currentStudent.dept)
{
comboDept.SelectedIndex = i;
break;
}
for (int i = 0; i < comboClass.Items.Count; i++)
if (comboClass.Items[i].ToString() == currentStudent.className)
{
comboClass.SelectedIndex = i;
break;
}
labelInfo.Text = "当前要修改的学生为：" + currentStudent.ID + " " + currentStudent.sName;
}
//数据库记录转为Student
private List<Student> DataSetToListStudent(DataSet p_DataSet)
{
List<Student> result = new List<Student>();
DataTable p_Data = p_DataSet.Tables[0];
for (int j = 0; j < p_Data.Rows.Count; j++)
{
Student problem = new Student();
for (int i = 0; i < p_Data.Columns.Count; i++)
{
// 数据库NULL值单独处理
if (p_Data.Columns[i].ToString() == "StudentId")
problem.ID = p_Data.Rows[j][i].ToString();
if (p_Data.Columns[i].ToString() == "StudentName")
problem.sName = (string)p_Data.Rows[j][i];
if (p_Data.Columns[i].ToString() == "ClassId")
problem.classId = p_Data.Rows[j][i].ToString();
if (p_Data.Columns[i].ToString() == "Password")
problem.password = (string)p_Data.Rows[j][i];
if (p_Data.Columns[i].ToString() == "Dept")
problem.dept = (string)p_Data.Rows[j][i];
if (p_Data.Columns[i].ToString() == "ClassName")
problem.className = (string)p_Data.Rows[j][i];
}
result.Add(problem);
}
return result;
}
bool ReconnectValidating(string name, string id, string pwd)
{
if (PaperControl.OesData.ValidateStudentInfo(id, name, pwd))
{
this.Student = PaperControl.OesData.FindStudentByStudentId(id)[0];//new Student(name, "", id, pwd);
this.Student.ip = this.Client.ClientIp;
return true;
}
return false;
}
void client_LogoutSuccess()
{
this.State = 1;
this.Student = new Student("", "", "", "");
}
bool client_LoginValidating(string name, string id, string pwd)
{
if (File.Exists(PaperControl.PathConfig["StuAns"] + id+".rar")) return false;
lock (Computer.syncComputerList)
{
foreach (Computer c in ComputerList)
{
if (c.student.ID == id)
{
return false;
}
}
}
if (PaperControl.OesData.ValidateStudentInfo(id, name, pwd))
{
int myPaperId=-1;
bool needResume=false;
lock (Computer.syncErrorList)
{
foreach (Computer c in ErrorList)
{
if (c.Student.ID == id)
{
needResume = true;
ExamPaperPath = c.ExamPaperPath;
ExamPaperName = c.ExamPaperName;
}
}
}
if(!needResume)
{
myPaperId=getCurrentPaper();
if (myPaperId == -1) return false;
ExamPaperPath = PaperControl.PathConfig["TmpPaper"] + OESMonitor.examPaperIdList[myPaperId].ToString() + ".rar";
ExamPaperName = OESMonitor.examPaperNameList[myPaperId];
}
this.Student = PaperControl.OesData.FindStudentByStudentId(id)[0];//new Student(name, "", id, pwd);
this.Student.ip = this.Client.ClientIp;
return true;
}
ExamPaperPath = "";
return false;
}
private void btnEdit_Click(object sender, EventArgs e)
{
if (studentInfoDGV.CurrentRow == null) return;
int cr = studentInfoDGV.CurrentRow.Index;
if (cr <= -1) { return; }
changeBtnEnable(false);
studentInfoDGV.Visible = false;
studentInfoGroup.Text = "修改学生";
Student st = new Student(dt.Rows[cr][1].ToString(), dt.Rows[cr][2].ToString(), dt.Rows[cr][3].ToString(),
dt.Rows[cr][4].ToString(), dt.Rows[cr][5].ToString(), dt.Rows[cr][6].ToString());
stuEdit = new StudentEdit(st);
stuEdit.Disposed += new EventHandler(stuOperation_Disposed);
studentInfoGroup.Controls.Add(stuEdit);
stuEdit.Dock = DockStyle.Fill;
}
public void setStudent(Student s)
{
while (!this.IsHandleCreated) ;
this.BeginInvoke(new MethodInvoker(() =>
{
IdLab.Text = s.ID;
NameLab.Text = s.sName;
}));
}