protected void StudentsGridView_BindGridView()
{
InstructorCourse course = GrouperMethods.GetInstructorCourse(InstructorCourseID);
StudentsGridView.DataSource = course.Students;
StudentsGridView.DataBind();
}
protected void StudentsGridView_BindGridView()
{
InstructorCourse course = GrouperMethods.GetInstructorCourse(InstructorCourseID);
if (course.Groups.Count > 0)
{
NumberOfGroupsDropDownList.SelectedValue = course.Groups.Count.ToString();
}
StudentsGridView.DataSource = course.Students;
StudentsGridView.DataBind();
}
/**
* <summary>
* This method gets the student data from the DB
* </summary>
*
* @method GetStudents
* @returns {void}
*/
protected void GetStudents()
{
//connect to EF
using (DefaultConnection db = new DefaultConnection())
{
//query the students table using EF and LINQ
var Students = (from allStudents in db.Students
select allStudents);
//bind the results to the gridview
StudentsGridView.DataSource = Students.ToList();
StudentsGridView.DataBind();
}
}
/// <summary>
/// This method gets the student data from db
/// </summary>
private void GetStudents()
{
//connect to EF DB
using (ContosoContext db = new ContosoContext())
{
//query the student table using EF and LINQ
var Students = (from allStudents in db.Students
select allStudents);
//bind the result to the Students GridView
StudentsGridView.DataSource = Students.ToList();
StudentsGridView.DataBind();
}
}
/**
* <summary>
* This method gets the student data from the database
* </summary>
* @method GetStudents
* @return {void}
* */
protected void GetStudents()
{
//connect to EF
using (ContosoConnection db = new ContosoConnection())
{
string SortString = Session["SortColumn"].ToString() + " " + Session["SortDirection"].ToString();
//query the students table using EF and LINQ
var Students = (from allStudents in db.Students select allStudents);
//bind results to gridview
StudentsGridView.DataSource = Students.AsQueryable().OrderBy(SortString).ToList();
StudentsGridView.DataBind();
}
}
/**
* <summary>
* This method gets the student data from the DB
* </summary>
*
* @method GetStudents
* @returns {void}
*/
protected void GetStudents()
{
// connect to EF
using (DefaultConn db = new DefaultConn()) {
//create query string
string SortString = Session["SortColumn"].ToString() + " " + Session["SortDirection"].ToString();
// query the Students Table using EF and LINQ
var Students = (from allStudents in db.Students
select new { allStudents.StudentID, allStudents.LastName, allStudents.FirstMidName, allStudents.EnrollmentDate });
// bind the result to the GridView
StudentsGridView.DataSource = Students.AsQueryable().OrderBy(SortString).ToList();
StudentsGridView.DataBind();
}
}
/**
* <summary>
* This method gets the student data from the DB
* </summary>
*
* @method GetStudents
* @returns {void}
*/
protected void GetStudents()
{
// Connect to EF
using (DefaultConnection db = new DefaultConnection())
{
string SortString = Session["SortColumn"].ToString() + " " + Session["SortDirection"].ToString();
// Query the Students Table using EF and LINQ
var Students = (from allStudents in db.Students
select allStudents);
// Bind the result to the GridView
StudentsGridView.DataSource = Students.AsQueryable().OrderBy(SortString).ToList();
StudentsGridView.DataBind();
}
}
/// <summary>
/// This is a method to get the student's data from the DataBase
/// </summary>
private void BindList()
{
string connectionString = ConfigurationManager.ConnectionStrings["Assginment_03"].ConnectionString;
SqlConnection conn = new SqlConnection(connectionString);
SqlCommand comm = new SqlCommand("select * from Students", conn);
try
{
conn.Open();
SqlDataReader reader = comm.ExecuteReader();
StudentsGridView.DataSource = reader;
StudentsGridView.DataBind();
reader.Close();
}
finally
{
conn.Close();
}
}
protected void AddStudentBTN_Click(object sender, EventArgs e)
{
MembershipCreateStatus createStatus;
MembershipUser newUser = Membership.CreateUser(st_UsernameTB.Text, st_PasswordTB.Text, st_EmailTB.Text, "Default Question", "Default Answer", true, out createStatus);
switch (createStatus)
{
case MembershipCreateStatus.Success:
AddStudentResultLB.Text = "<i class='icon-ok'></i> The student account was successfully created!";
break;
case MembershipCreateStatus.DuplicateUserName:
AddStudentResultLB.Text = "<i class='icon-remove'></i> There already exists a student with this username.";
break;
case MembershipCreateStatus.DuplicateEmail:
AddStudentResultLB.Text = "<i class='icon-remove'></i> There already exists a student with this email address.";
break;
case MembershipCreateStatus.InvalidEmail:
AddStudentResultLB.Text = "<i class='icon-remove'></i> The email address you provided in invalid.";
break;
case MembershipCreateStatus.InvalidAnswer:
AddStudentResultLB.Text = "<i class='icon-remove'></i> The security answer was invalid.";
break;
case MembershipCreateStatus.InvalidPassword:
AddStudentResultLB.Text = "<i class='icon-remove'></i> The password you provided is invalid. It must be seven characters long and have at least one non-alphanumeric character.";
break;
default:
AddStudentResultLB.Text = "<i class='icon-remove'></i> There was an unknown error; the user account was NOT created.";
break;
}
if (createStatus == MembershipCreateStatus.Success)
{
StudentsDS.Insert();
StudentsGridView.DataBind();
}
}