private void IDINS_SelectedIndexChanged(object sender, EventArgs e)
{
DOB.Text = name.Text = sal.Text = ads.Text = string.Empty;
ExamDB.Open();
try
{
SqlCommand find = new SqlCommand("getInstructor", ExamDB);
find.CommandType = CommandType.StoredProcedure;
find.Parameters.AddWithValue("@id", SqlDbType.Int).Value = IDINS.SelectedItem;
SqlDataReader Find = find.ExecuteReader();
while (Find.Read())
{
name.Text = Find["Name"].ToString();
sal.Text = Find["Salary"].ToString();
ads.Text = Find["Address"].ToString();
DOB.Text = Find["BirthDate"].ToString();
}
Find.Close();
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
//only show data of department's instructor
private void stdName_SelectedIndexChanged(object sender, EventArgs e)
{
foreach (var item in mngDic)
{
if (stdName.SelectedItem.ToString() == item.Value)
{
deptID = item.Key;
break;
}
}
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getcourInInstr", ExamDB);
std.CommandType = CommandType.StoredProcedure;
DataTable dTable = new DataTable();
std.Parameters.AddWithValue("@id", SqlDbType.VarChar).Value = deptID;
dTable.Load(std.ExecuteReader());
dataGridView2.DataSource = dTable;
std.Parameters.Clear();
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
// MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
//add new topic
private void addTopic_Click(object sender, EventArgs e)
{
ExamDB.Open();
try
{
if (topName.Text == null || topName.Text == "" || topName.Text.Length < 3)
{
MessageBox.Show("^_^ Please Enter more than 3 char ^_^");
}
SqlCommand cmd = new SqlCommand("addNewTopicInCourse", ExamDB);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@crs_id", SqlDbType.NVarChar).Value = topId;
cmd.Parameters.AddWithValue("@t_name", SqlDbType.Int).Value = topName.Text;
cmd.ExecuteNonQuery();
MessageBox.Show("^_^ You Added New Tpoic ^_^");
topName.Text = String.Empty;
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
GetCrsTopic();
}
private void insName_SelectedIndexChanged(object sender, EventArgs e)
{
foreach (var item in InsDic)
{
if (insName.SelectedItem.ToString() == item.Value)
{
insId = item.Key;
break;
}
}
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getInstructorWithCourseAndNoStudent", ExamDB);
std.CommandType = CommandType.StoredProcedure;
DataTable dTable = new DataTable();
std.Parameters.AddWithValue("@InsId", SqlDbType.VarChar).Value = insId;
dTable.Load(std.ExecuteReader());
dataGridView2.DataSource = dTable;
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
private void enrollbtn_Click(object sender, EventArgs e)
{
int Find = 0;
try
{
ExamDB.Open();
foreach (var item in crsesIds)
{
SqlCommand find = new SqlCommand("addStudentCourse", ExamDB);
find.CommandType = CommandType.StoredProcedure;
find.Parameters.AddWithValue("@st_id", SqlDbType.Int).Value = stid;
find.Parameters.AddWithValue("@crs_id", SqlDbType.Int).Value = item.Key;
Find += find.ExecuteNonQuery();
}
if (Find < 1)
{
MessageBox.Show("^_^ Courses not added ^_^");
}
else
{
enrolledCrs.Items.Clear();
MessageBox.Show("^_^ Courses is added ^_^");
}
ExamDB.Close();
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
}
private void nameDept_SelectedIndexChanged(object sender, EventArgs e)
{
foreach (var item in manger)
{
if (nameDept.SelectedItem.ToString() == item.Value)
{
depID = item.Key;
break;
}
}
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getStudentByDept", ExamDB);
std.CommandType = CommandType.StoredProcedure;
DataTable dTable = new DataTable();
std.Parameters.AddWithValue("@deptId", SqlDbType.VarChar).Value = depID;
dTable.Load(std.ExecuteReader());
dataGridView3.DataSource = dTable;
}
catch (Exception)
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
GetDeptData();
}
private void delete_Click(object sender, EventArgs e)
{
ExamDB.Open();
try
{
SqlCommand cmd = new SqlCommand("deleteDeparment", ExamDB);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@id", SqlDbType.VarChar).Value = deptID;
int affRows = cmd.ExecuteNonQuery();
if (affRows > 0)
{
MessageBox.Show("^_^ You Deleted The Department ^_^");
ExamDB.Close();
dataGridView2.DataSource = null;
dataGridView2.Refresh();
GetInsDept();
}
else
{
MessageBox.Show("^_^ select department at first ^_^");
ExamDB.Close();
}
}
catch (Exception)
{
MessageBox.Show("Can't Delete Departement With Students !! ");
}
}
private void nameStd_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
avCrs.Items.Clear();
crsdic.Clear();
ExamDB.Open();
SqlCommand std = new SqlCommand("getAvailableCrs", ExamDB);
std.CommandType = CommandType.StoredProcedure;
foreach (var item in stdnameDic)
{
if (nameStd.SelectedItem.ToString() == item.Value)
{
stid = item.Key;
break;
}
}
std.Parameters.AddWithValue("@id", SqlDbType.Int).Value = stid;
SqlDataReader Std = std.ExecuteReader();
while (Std.Read())
{
crsdic.Add(int.Parse(Std["Crs_id"].ToString()), Std["Crs_name"].ToString());
avCrs.Items.Add(Std["Crs_name"]).ToString();
}
Std.Close();
ExamDB.Close();
}
catch
{
MessageBox.Show("^_^ This Student is enrolled to all courses ^_^");
}
}
private void stdID_SelectedIndexChanged(object sender, EventArgs e)
{
dob.Text = address.Text = DeptName.Text = stdName.Text = lastname.Text = string.Empty;
try
{
ExamDB.Open();
SqlCommand find = new SqlCommand("getStudent", ExamDB);
find.CommandType = CommandType.StoredProcedure;
find.Parameters.AddWithValue("@id", SqlDbType.Int).Value = stdID.SelectedItem;
SqlDataReader Find = find.ExecuteReader();
while (Find.Read())
{
stdName.Text = Find["fname"].ToString();
lastname.Text = Find["lname"].ToString();
address.Text = Find["Address"].ToString();
dob.Text = Find["BirthDate"].ToString();
}
Find.Close();
ExamDB.Close();
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
}
private void GetQue()
{
TFDic.Clear();
MCDic.Clear();
stdCrsDic.Clear();
topicCrs.Clear();
ExamDB.Open();
try
{
SqlCommand crs = new SqlCommand("getAllcours", ExamDB);
crs.CommandType = CommandType.StoredProcedure;
SqlDataReader Crs = crs.ExecuteReader();
while (Crs.Read())
{
TFDic.Add(int.Parse(Crs["Course Code"].ToString()), Crs["Course Name"].ToString());
namrCRS.Items.Add(Crs["Course Name"].ToString());
MCDic.Add(int.Parse(Crs["Course Code"].ToString()), Crs["Course Name"].ToString());
CRS.Items.Add(Crs["Course Name"].ToString());
topicCrs.Add(int.Parse(Crs["Course Code"].ToString()), Crs["Course Name"].ToString());
crs_Name.Items.Add(Crs["Course Name"]).ToString();
stdCrsDic.Add(int.Parse(Crs["Course Code"].ToString()), Crs["Course Name"].ToString());
std_crs.Items.Add(Crs["Course Name"]).ToString();
}
Crs.Close();
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
//add TF Question
private void addTFQuestion_Click(object sender, EventArgs e)
{
ExamDB.Open();
try
{
if (queBox.Text == null || queBox.Text == "" ||
queBox.Text.Length < 5 || degree.Text == null ||
degree.Text == "" || anserBox.Text == "" ||
anserBox.Text == null
)
{
MessageBox.Show("^_^ your question is very short ^_^");
queBox.Text = degree.Text = anserBox.Text = String.Empty;
}
else
{
SqlCommand cmd = new SqlCommand("addNewTFQuestion", ExamDB);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@question", SqlDbType.NVarChar).Value = queBox.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@grade", SqlDbType.Int).Value = degree.Text.Trim().ToString();
cmd.Parameters.AddWithValue("@ansid", SqlDbType.Int).Value = anserBox.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@crs_id", SqlDbType.Int).Value = TFId;
cmd.ExecuteNonQuery();
MessageBox.Show("^_^ You Added New Question ^_^");
queBox.Text = degree.Text = anserBox.Text = String.Empty;
}
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
queBox.Text = degree.Text = anserBox.Text = String.Empty;
}
ExamDB.Close();
}
//new department
private void save_Click(object sender, EventArgs e)
{
ExamDB.Open();
try
{
if (deptName.Text == null || deptName.Text == "" || deptName.Text.Length < 2)
{
MessageBox.Show("^_^ The Data you Enterd is too Short ^_^");
}
else
{
SqlCommand cmd = new SqlCommand("addDepartment", ExamDB);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@dname", SqlDbType.NVarChar).Value = deptName.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@mgr_id", SqlDbType.Int).Value = mngID;
cmd.ExecuteNonQuery();
MessageBox.Show("^_^ You Added New Department ^_^");
deptName.Text = deptMng.Text = String.Empty;
}
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
GetDeptData();
GetDeptName();
GetInsDept();
}
private void name_dept_SelectedIndexChanged(object sender, EventArgs e)
{
IDINS.Items.Clear();
ExamDB.Open();
try
{
SqlCommand ins = new SqlCommand("getInstructorID", ExamDB);
ins.CommandType = CommandType.StoredProcedure;
foreach (var item in deptDic)
{
if (name_dept.SelectedItem.ToString() == item.Value)
{
insID = item.Key;
break;
}
}
ins.Parameters.AddWithValue("@id", SqlDbType.Int).Value = insID;
SqlDataReader INS = ins.ExecuteReader();
while (INS.Read())
{
IDINS.Items.Add(INS["Ins_id"]).ToString();
}
INS.Close();
DOB.Text = name.Text = sal.Text = ads.Text = string.Empty;
}
catch
{
MessageBox.Show("This Department has No Instructors");
}
ExamDB.Close();
}
private void addNewStd()
{
ExamDB.Open();
try
{
if (fname.Text == null ||
fname.Text == "" ||
fname.Text.Length <= 3 ||
lname.Text.Length <= 3 ||
lname.Text == null ||
lname.Text == "" ||
ads.Text == null ||
ads.Text == "" ||
bod.Text == null ||
bod.Text == "" ||
dept.Text == null ||
dept.Text == ""
)
{
MessageBox.Show(" ^_^ please Correct Data & your Name must be >= 3 char ^_^");
}
else
{
SqlCommand cmd = new SqlCommand("addStudent", ExamDB);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@fname", SqlDbType.NVarChar).Value = fname.Text;
cmd.Parameters.AddWithValue("@lname", SqlDbType.NVarChar).Value = lname.Text;
cmd.Parameters.AddWithValue("@address", SqlDbType.NVarChar).Value = ads.Text;
cmd.Parameters.AddWithValue("@bod", SqlDbType.Date).Value = bod.Value.Date.ToString().Split(' ')[0];
cmd.Parameters.AddWithValue("@dept", SqlDbType.Int).Value = deptId;
SqlDataReader CMD = cmd.ExecuteReader();
int Std = 0;
while (CMD.Read())
{
Std = int.Parse(CMD["St_id"].ToString());
}
CMD.Close();
fname.Text = lname.Text = ads.Text = bod.Text = dept.Text = String.Empty;
int Crs = 0;
for (int i = 0; i < checkedCrs.Count; i++)
{
SqlCommand chcrs = new SqlCommand("addStudentCourse", ExamDB);
chcrs.CommandType = CommandType.StoredProcedure;
chcrs.Parameters.AddWithValue("@st_id", SqlDbType.Int).Value = Std;
chcrs.Parameters.AddWithValue("@crs_id", SqlDbType.Int).Value = checkedCrs[i];
Crs = chcrs.ExecuteNonQuery();
}
MessageBox.Show("^_^ You Added New Student ^_^");
}
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
getStdName();
}
private void addNewIns()
{
ExamDB.Open();
try
{
if (ins_Name.Text == null ||
ins_Name.Text == "" ||
ins_Name.Text.Length < 3 ||
adress.Text == null ||
adress.Text == "" ||
bod.Text == null ||
bod.Text == ""
)
{
MessageBox.Show(" ^_^ please Enter Data Frist ^_^");
}
else
{
SqlCommand cmd = new SqlCommand("addInstructor", ExamDB);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@insName", SqlDbType.NVarChar).Value = ins_Name.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@salary", SqlDbType.Decimal).Value = salary.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@hireDate", SqlDbType.Date).Value = hireData.Value.Date.ToString().Split(' ')[0];
cmd.Parameters.AddWithValue("@addr", SqlDbType.NVarChar).Value = adress.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@BirthDate", SqlDbType.Date).Value = bod.Value.Date.ToString().Split(' ')[0];
cmd.Parameters.AddWithValue("@depId", SqlDbType.Int).Value = ins_id;
SqlDataReader CMD = cmd.ExecuteReader();
int Std = 0;
while (CMD.Read())
{
Std = int.Parse(CMD["Ins_id"].ToString());
}
CMD.Close();
ins_Name.Text = salary.Text = hireData.Text = bod.Text = adress.Text = String.Empty;
int Crs = 0;
for (int i = 0; i < checkedCrs.Count; i++)
{
SqlCommand chcrs = new SqlCommand("addCrsIns", ExamDB);
chcrs.CommandType = CommandType.StoredProcedure;
chcrs.Parameters.AddWithValue("@insid", SqlDbType.Int).Value = Std;
chcrs.Parameters.AddWithValue("@crsid", SqlDbType.Int).Value = checkedCrs[i];
Crs = chcrs.ExecuteNonQuery();
}
MessageBox.Show("^_^ You Added New Instructor ^_^");
}
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
public void getStdData()
{
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getAllStd", ExamDB);
std.CommandType = CommandType.StoredProcedure;
DataTable dt = new DataTable();
dt.Load(std.ExecuteReader());
dataGridView1.DataSource = dt;
}
catch
{
MessageBox.Show("^_^ Please Enter Data Load ^_^");
}
ExamDB.Close();
}
private void GetCrsTopic()
{
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getCrsTopic", ExamDB);
std.CommandType = CommandType.StoredProcedure;
DataTable dt = new DataTable();
dt.Load(std.ExecuteReader());
dataGridView2.DataSource = dt;
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
private void GetallStdCourse()
{
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getAllStdinCrs", ExamDB);
std.CommandType = CommandType.StoredProcedure;
DataTable dTable = new DataTable();
std.Parameters.AddWithValue("@name", SqlDbType.VarChar).Value = std_crs.Text.Trim().ToString();
dTable.Load(std.ExecuteReader());
dataGridView3.DataSource = dTable;
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
private void NewStudentPage()
{
try
{
ExamDB.Open();
SqlCommand std = new SqlCommand("getdept", ExamDB);
std.CommandType = CommandType.StoredProcedure;
SqlDataReader Std = std.ExecuteReader();
while (Std.Read())
{
dic.Add(int.Parse(Std["Manger Code"].ToString()), Std["Department Name"].ToString());
dept.Items.Add(Std["Department Name"]).ToString();
}
Std.Close();
ExamDB.Close();
ExamDB.Open();
SqlCommand crs = new SqlCommand("getAllcours", ExamDB);
std.CommandType = CommandType.StoredProcedure;
SqlDataReader Crs = crs.ExecuteReader();
while (Crs.Read())
{
dic1.Add(int.Parse(Crs["Course Code"].ToString()), Crs["Course Name"].ToString());
}
Crs.Close();
ExamDB.Close();
int x = 10;
foreach (var item in dic1)
{
x += 30;
CheckBox cb = new CheckBox();
cb.AutoSize = true;
cb.Location = new Point(800, 160 + x);
cb.Text = item.Value;
cb.Name = item.Key.ToString();
cb.CheckedChanged += CourseName;
tabPage2.Controls.Add(cb);
}
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
}
private void GetNewStdDataOnLoad()
{
deptDic.Clear();
ExamDB.Open();
SqlCommand std = new SqlCommand("getdept", ExamDB);
std.CommandType = CommandType.StoredProcedure;
SqlDataReader Std = std.ExecuteReader();
while (Std.Read())
{
deptDic.Add(int.Parse(Std["Manger Code"].ToString()), Std["Department Name"].ToString());
deptName.Items.Add(Std["Department Name"]).ToString();
name_dept.Items.Add(Std["Department Name"]).ToString();
}
Std.Close();
ExamDB.Close();
ExamDB.Open();
SqlCommand crs = new SqlCommand("getAllcours", ExamDB);
std.CommandType = CommandType.StoredProcedure;
SqlDataReader Crs = crs.ExecuteReader();
while (Crs.Read())
{
coursDic.Add(int.Parse(Crs["Course Code"].ToString()), Crs["Course Name"].ToString());
}
Crs.Close();
ExamDB.Close();
int x = 10;
foreach (var item in coursDic)
{
x += 30;
CheckBox cb = new CheckBox();
cb.AutoSize = true;
cb.Location = new Point(800, 100 + x);
cb.Text = item.Value;
cb.Name = item.Key.ToString();
cb.CheckedChanged += CourseName;
tabPage2.Controls.Add(cb);
}
}
private void btnnew_Click(object sender, EventArgs e)
{
ExamDB.Open();
try
{
if (stdName.Text == null ||
stdName.Text == "" ||
stdName.Text.Length <= 3 ||
lastname.Text.Length <= 3 ||
lastname.Text == null ||
lastname.Text == "" ||
DeptName.Text == null ||
DeptName.Text == ""
)
{
MessageBox.Show(" ^_^ please Enter a Correct Data & the name must be more or equal 3 ^_^");
}
else
{
SqlCommand edit = new SqlCommand("updateStudent", ExamDB);
edit.CommandType = CommandType.StoredProcedure;
edit.Parameters.AddWithValue("@id", SqlDbType.Int).Value = stdID.SelectedItem;
edit.Parameters.AddWithValue("@fname", SqlDbType.NVarChar).Value = stdName.Text;
edit.Parameters.AddWithValue("@lname", SqlDbType.NVarChar).Value = lastname.Text;
edit.Parameters.AddWithValue("@bod", SqlDbType.DateTime).Value = dob.Value.Date.ToString().Split(' ')[0];
edit.Parameters.AddWithValue("@add", SqlDbType.NVarChar).Value = address.Text;
edit.Parameters.AddWithValue("@dept", SqlDbType.Int).Value = deptId;
edit.ExecuteNonQuery();
MessageBox.Show("^_^ You Updated New Student ^_^");
ExamDB.Close();
dob.Text = address.Text = DeptName.Text = stdName.Text = lastname.Text = string.Empty;
}
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
dob.Text = address.Text = DeptName.Text = stdName.Text = lastname.Text = string.Empty;
}
ExamDB.Close();
getStdData();
getStdName();
}
//add new course
private void save_Click(object sender, EventArgs e)
{
ExamDB.Open();
try
{
if (crsName.Text == "" ||
crsName.Text == null ||
crsName.Text.Length < 2 ||
dur.Text == null ||
dur.Text == ""
)
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
else
{
SqlCommand cmd = new SqlCommand("addCourse", ExamDB);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@crsname", SqlDbType.NVarChar).Value = crsName.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@dur", SqlDbType.Int).Value = dur.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@insId", SqlDbType.Int).Value = insId;
int x = cmd.ExecuteNonQuery();
if (x == -1)
{
MessageBox.Show("^_^ course is existed ^_^");
}
else
{
MessageBox.Show("^_^ You Added New Course ^_^");
}
crsName.Text = dur.Text = String.Empty;
}
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
GetAllCourses();
GetQue();
}
private void getDepartMent()
{
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getdept", ExamDB);
std.CommandType = CommandType.StoredProcedure;
SqlDataReader Std = std.ExecuteReader();
while (Std.Read())
{
deptNamedic.Add(int.Parse(Std["Manger Code"].ToString()), Std["Department Name"].ToString());
DeptName.Items.Add(Std["Department Name"]).ToString();
}
Std.Close();
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
//add MC Question
private void addMCQue_Click(object sender, EventArgs e)
{
ExamDB.Open();
try
{
if (qubox.Text == null || qubox.Text == "" ||
deg.Text == null || deg.Text == "" ||
a.Text == null || a.Text == "" ||
b.Text == null || c.Text == "" ||
d.Text == null || b.Text == "" ||
b.Text == null || d.Text == "" ||
qubox.Text.Length < 5
)
{
MessageBox.Show(" ^_^ please Enter Data Frist ^_^");
}
else
{
SqlCommand cmd = new SqlCommand("addNewMcQuestion", ExamDB);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@question", SqlDbType.NVarChar).Value = qubox.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@grade", SqlDbType.Int).Value = deg.Text.Trim().ToString();
cmd.Parameters.AddWithValue("@ansid", SqlDbType.Int).Value = answer.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@ch1", SqlDbType.Int).Value = a.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@ch2", SqlDbType.Int).Value = b.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@ch3", SqlDbType.Int).Value = c.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@ch4", SqlDbType.Int).Value = d.Text.ToString().Trim();
cmd.Parameters.AddWithValue("@crs_id", SqlDbType.Int).Value = MCId;
cmd.ExecuteNonQuery();
MessageBox.Show("^_^ You Added New Question ^_^");
qubox.Text = crsName.Text = deg.Text = answer.Text = String.Empty;
}
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
private void getStdName()
{
stdnameDic.Clear();
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getAllStdName ", ExamDB);
std.CommandType = CommandType.StoredProcedure;
SqlDataReader Std = std.ExecuteReader();
while (Std.Read())
{
stdnameDic.Add(int.Parse(Std["St_id"].ToString()), Std["FullName"].ToString());
nameStd.Items.Add(Std["FullName"]).ToString();
}
Std.Close();
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
private void GetCourseIns()
{
InsDic.Clear();
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getDeptIns", ExamDB);
std.CommandType = CommandType.StoredProcedure;
SqlDataReader Std = std.ExecuteReader();
while (Std.Read())
{
InsDic.Add(int.Parse(Std["Ins_id"].ToString()), Std["Name"].ToString());
insCrs.Items.Add(Std["Name"]).ToString();
}
Std.Close();
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
}
ExamDB.Close();
}
//get load of instructor dept data in combo box
private void GetInsDept()
{
stdName.Items.Clear();
mngDic.Clear();
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getdept", ExamDB);
std.CommandType = CommandType.StoredProcedure;
SqlDataReader Std = std.ExecuteReader();
while (Std.Read())
{
mngDic.Add(int.Parse(Std["Manger Code"].ToString()), Std["Department Name"].ToString());
stdName.Items.Add(Std["Department Name"]).ToString();
}
Std.Close();
}
catch
{
MessageBox.Show("^_^ please enter valid data ^_^");
}
ExamDB.Close();
}
private void DeptName_SelectedIndexChanged(object sender, EventArgs e)
{
stdID.Items.Clear();
ExamDB.Open();
try
{
SqlCommand std = new SqlCommand("getstdID", ExamDB);
std.CommandType = CommandType.StoredProcedure;
foreach (var item in deptNamedic)
{
if (DeptName.SelectedItem.ToString() == item.Value)
{
deptId = item.Key;
break;
}
}
std.Parameters.AddWithValue("@id", SqlDbType.Int).Value = deptId;
SqlDataReader Std = std.ExecuteReader();
while (Std.Read())
{
stdID.Items.Add(Std["St_id"]).ToString();
}
Std.Close();
dob.Text = address.Text = DeptName.Text = stdName.Text = lastname.Text = string.Empty;
}
catch
{
MessageBox.Show("^_^ This Department Has No Student ^_^");
dob.Text = address.Text = DeptName.Text = stdName.Text = lastname.Text = string.Empty;
}
ExamDB.Close();
getStdName();
}
private void Update_Click(object sender, EventArgs e)
{
ExamDB.Open();
try
{
if (name.Text == null || name.Text == "" ||
name.Text.Length < 3 ||
sal.Text == null || sal.Text == "" ||
ads.Text == null || ads.Text == ""
)
{
MessageBox.Show(" ^_^ please Enter Data Frist^_^");
}
else
{
SqlCommand edit = new SqlCommand("updateInstructor", ExamDB);
edit.CommandType = CommandType.StoredProcedure;
edit.Parameters.AddWithValue("@id", SqlDbType.Int).Value = IDINS.SelectedItem;
edit.Parameters.AddWithValue("@name", SqlDbType.NVarChar).Value = name.Text;
edit.Parameters.AddWithValue("@salary", SqlDbType.Decimal).Value = sal.Text;
edit.Parameters.AddWithValue("@addr", SqlDbType.VarChar).Value = ads.Text;
edit.Parameters.AddWithValue("@BirthDate", SqlDbType.Date).Value = DOB.Value.Date.ToString().Split(' ')[0];;
edit.Parameters.AddWithValue("@depId", SqlDbType.Int).Value = insID;
edit.ExecuteNonQuery();
MessageBox.Show("^_^ You Updated The Instructor ^_^");
name.Text = sal.Text = ads.Text = string.Empty;
}
}
catch
{
MessageBox.Show("^_^ Please Enter Valid Data ^_^");
name.Text = sal.Text = ads.Text = string.Empty;
}
ExamDB.Close();
}
