public float CalculateGPA()
{
if (isTeacher || classes.Length == 0)
{
return(-1); // return -1 if trying to calculate the gpa of a teacher
}
string[] allClasses = classes.Substring(0, classes.Length - 1).Split('@');
int averagePerClass = 0;
float totalGpa = 0;
SchoolClass tempClass = null;
float classCount = allClasses.Length;
foreach (string className in allClasses)
{
tempClass = Database.classes[className];
if (tempClass.grades.Count > 0)
{
averagePerClass = tempClass.grades[this].GetAverage();
if (averagePerClass > 89)
{
totalGpa += 4.0f;
}
else if (averagePerClass > 79)
{
totalGpa += 3.0f;
}
else if (averagePerClass > 69)
{
totalGpa += 2.0f;
}
else if (averagePerClass > 59)
{
totalGpa += 1.0f;
}
}
else
{
classCount--;
}
}
return(totalGpa / classCount);
}
public static bool AddSchoolClass(string _className, string _classID)
{
if (classes.ContainsKey(_classID)) // If the class already exists, let the user know
{
return(false);
}
// Otherwise register the teacher
SchoolClass newClass = new SchoolClass(_className, _classID, currentUser); // Create new class
classes.Add(_classID, newClass); // Adds the SchoolClass to the List of classes
currentClasses.Add(newClass);
classNames.Add(_classID);
currentUser.AddClass(newClass.classID);
// Now Store in file
string classFileLocation = String.Format(@"{0}\" + _classID + ".txt", Application.StartupPath);
File.AppendAllText(classFileLocation, newClass.Encoded());
File.AppendAllText(classFileName, _classID + "|");
SaveUsers();
return(true);
}
private void ChangeGrade(TabPage tab, SchoolClass currentClass, User currentUser, Ambiance_Panel currentPanel)
{
List <int> currentGrades = currentClass.grades[currentUser].grades;
bool errorShown = false;
Control[] gradeBoxs = currentPanel.Controls.Find("grade", false);
for (int i = 0; i < currentGrades.Count; i++)
{
try
{
if (Int32.Parse(gradeBoxs[i].Text) <= 100 && Int32.Parse(((Ambiance_TextBox)gradeBoxs[i]).Text) >= 0)
{
currentGrades[i] = Int32.Parse(((Ambiance_TextBox)gradeBoxs[i]).Text);
}
else
if (!errorShown)
{
MessageBox.Show("Grades must be 0-100");
errorShown = false;
}
}
catch (Exception)
{
if (!errorShown)
{
MessageBox.Show("Grades can be numbers only!");
errorShown = true;
}
}
}
if (!errorShown)
{
MessageBox.Show("Grades Successfully Updated");
}
Database.SaveClass(currentClass);
tab.Controls.Find("studentGPALabel", false)[0].Text = "GPA : " + String.Format("{0:0.00}", currentUser.CalculateGPA());
}
public static bool AddStudent(string _firstName, string _lastName, string _studentID, string _studentPass, SchoolClass _class)
{
// Checks if student exists, and is already in the class they are being added to
if (users.ContainsKey(_studentID) && users[_studentID].classes.Contains(_class.classID))
{
return(false);
}
if (users.ContainsKey(_studentID))
{
users[_studentID].AddClass(_class.classID);
Database.classes[_class.classID].AddStudent(users[_studentID]);
}
else
{
User tempUser = new User(_studentID, _studentPass, _firstName, _lastName, _class.classID + "@", false);
users.Add(_studentID, tempUser);
Database.classes[_class.classID].AddStudent(tempUser);
}
SaveUsers();
SaveClass(_class);
return(true);
}
public void AddTab(SchoolClass classTab, int index) // This method adds a tab to the main page based on the info of a SchoolClass
{
TabPage tab = new System.Windows.Forms.TabPage // Create a new tab with className
{
Text = classTab.className,
Name = classTab.classID,
Size = new System.Drawing.Size(256, 214),
TabIndex = index
};
allTabs.Add(tab); // Store all tabs in a list
classTabs.Controls.Add(tab); // Add tab to display
Ambiance_HeaderLabel teacherLabel = new Ambiance_HeaderLabel
{
AutoSize = true,
Location = new System.Drawing.Point(16, 7),
Name = "teacherLabel",
// Font = new Font("Segoe UI", 12.0f, FontStyle.Bold),
Size = new System.Drawing.Size(43, 90),
Text = ("Teacher : " + Database.currentClasses[index].teacher.firstName + " " + Database.currentClasses[index].teacher.lastName)
};
Ambiance_Label classIDLabel = new Ambiance_Label
{
AutoSize = true,
Location = new System.Drawing.Point(16, 27),
Name = "classIDLabel",
// Font = new Font("Segoe UI", 12.0f, FontStyle.Regular),
Size = new System.Drawing.Size(43, 13),
Text = ("Class ID : " + Database.currentClasses[index].classID)
};
tab.Controls.Add(teacherLabel);
tab.Controls.Add(classIDLabel);
if (Database.isTeacher) // If user is a teacher, add these elements to tabs
{
Ambiance_ComboBox studentBox = new Ambiance_ComboBox
{
Location = new System.Drawing.Point(700, 10),
Name = "studentBox",
Size = new System.Drawing.Size(204, 26)
};
Ambiance_HeaderLabel studentLabel = new Ambiance_HeaderLabel
{
AutoSize = true,
Location = new System.Drawing.Point(565, 13),
Name = "studentLabel",
// Font = new Font("Segoe UI", 12.0f, FontStyle.Regular),
Size = new System.Drawing.Size(129, 20),
Text = ("Current Student :")
};
Ambiance_HeaderLabel selectStudentLabel = new Ambiance_HeaderLabel
{
AutoSize = true,
Location = new System.Drawing.Point(72, 180),
Name = "selectStudentLabel",
Font = new Font("Segoe UI", 32.0f, FontStyle.Bold),
Size = new System.Drawing.Size(773, 59),
Text = ("Select a student to view their grades.")
};
foreach (User userInClass in classTab.students)
{
studentBox.Items.Add(userInClass.firstName + " " + userInClass.lastName);
}
studentBox.SelectedIndexChanged += new EventHandler(DynamicComboBox_OnChange);
tab.Controls.Add(studentLabel);
tab.Controls.Add(studentBox);
tab.Controls.Add(selectStudentLabel);
}
else // If the user is a student, add these elements
{
ShowInfo(tab, classTab, Database.currentUser);
}
}
private void ShowInfo(TabPage tab, SchoolClass currentClass, User currentUser) // Shows grades for particular student
{
if (tab.Controls.ContainsKey("selectStudentLabel")) // If tab has selectStudentLabel...
{
tab.Controls.Remove(tab.Controls.Find("selectStudentLabel", false)[0]); // Delete it
}
if (tab.Controls.ContainsKey("studentNameLabel")) // If the tab has studentNameLabel
{
tab.Controls.Find("studentNameLabel", false)[0].Text = "Student Name : " + currentUser.firstName + " " + currentUser.lastName; // Change text
}
else // otherwise..
{
Ambiance_Label studentNameLabel = new Ambiance_Label // Create it
{
AutoSize = true,
Location = new System.Drawing.Point(326, 16),
Name = "studentNameLabel",
Size = new System.Drawing.Size(185, 20),
Text = ("Student Name : " + currentUser.firstName + " " + currentUser.lastName)
};
tab.Controls.Add(studentNameLabel);
}
if (tab.Controls.ContainsKey("studentIDLabel")) // If the tab has studentIDLabel
{
tab.Controls.Find("studentIDLabel", false)[0].Text = "Student ID : " + currentUser.username; // Change text
}
else // otherwise...
{
Ambiance_Label studentIDLabel = new Ambiance_Label // Create it
{
AutoSize = true,
Location = new System.Drawing.Point(351, 56),
Name = "studentIDLabel",
Size = new System.Drawing.Size(138, 20),
Text = ("Student ID : " + currentUser.username)
};
tab.Controls.Add(studentIDLabel);
}
if (tab.Controls.ContainsKey("studentGPALabel")) // If the tab has studentGPALabel
{
tab.Controls.Find("studentGPALabel", false)[0].Text = "GPA : " + String.Format("{0:0.00}", currentUser.CalculateGPA()); // Change text
}
else // otherwise...
{
Ambiance_Label studentGPALabel = new Ambiance_Label // Create it
{
AutoSize = true,
Location = new System.Drawing.Point(395, 95),
Name = "studentGPALabel",
Size = new System.Drawing.Size(74, 20),
Text = ("GPA : " + String.Format("{0:0.00}", currentUser.CalculateGPA()))
};
tab.Controls.Add(studentGPALabel);
}
if (!tab.Controls.ContainsKey("gradeButton") && Database.isTeacher) // If the tab has studentGPALabel
{
Ambiance_Button_1 gradeButton = new Ambiance_Button_1 // Create it
{
Location = new System.Drawing.Point(566, 307),
Name = "gradeButton",
Size = new System.Drawing.Size(139, 30),
Text = ("Add Test Score")
};
Ambiance_Button_2 gradeButton1 = new Ambiance_Button_2 // Create it
{
Location = new System.Drawing.Point(566, 346),
Name = "gradeButton1",
Size = new System.Drawing.Size(139, 30),
Text = ("Commit Changes")
};
gradeButton.Click += new EventHandler(DynamicAddGrade_Click);
gradeButton1.Click += new EventHandler(DynamicChangeGrade_Click);
tab.Controls.Add(gradeButton);
tab.Controls.Add(gradeButton1);
}
if (tab.Controls.ContainsKey("studentGradesPanel")) // If the tab has studentGradesPanel
{
tab.Controls.Remove(tab.Controls.Find("studentGradesPanel", false)[0]); // Remove it
}
Ambiance_Panel studentGradesPanel = new Ambiance_Panel // Make a new one
{
Location = new System.Drawing.Point(721, 56),
Name = "studentGradesPanel",
Size = new System.Drawing.Size(172, 320),
AutoScroll = true
};
studentGradesPanel.VerticalScroll.Visible = true;
List <int> currentGrades = currentClass.grades[currentUser].grades;
#region testing
//currentGrades.Add(12);
//currentGrades.Add(55);
//currentGrades.Add(99);
//currentGrades.Add(12);
//currentGrades.Add(55);
//currentGrades.Add(99);
//currentGrades.Add(12);
//currentGrades.Add(55);
//currentGrades.Add(99);
#endregion
for (int i = 0; i < currentGrades.Count; i++)
{
studentGradesPanel.Controls.Add(new Ambiance_Label
{
AutoSize = true,
Location = new System.Drawing.Point(12, 48 * i + 12),
Name = "label" + i,
Size = new System.Drawing.Size(54, 20),
Text = ("Test " + i + " : ")
});
studentGradesPanel.Controls.Add(new Ambiance_Separator
{
Location = new System.Drawing.Point(4, 48 * i + 42),
Name = "separator" + i,
Size = new System.Drawing.Size(139, 10)
});
if (Database.currentUser.isTeacher)
{
studentGradesPanel.Controls.Add(new Ambiance_TextBox
{
Location = new System.Drawing.Point(73, 48 * i + 9),
Name = "grade",
Size = new System.Drawing.Size(69, 28),
Text = (currentGrades[i].ToString()),
MaxLength = 3,
TextAlignment = HorizontalAlignment.Center
});
}
else
{
studentGradesPanel.Controls.Add(new Ambiance_Label
{
Location = new System.Drawing.Point(73, 48 * i + 12),
Name = "grade",
Size = new System.Drawing.Size(69, 28),
Text = (currentGrades[i].ToString())
});
}
}
tab.Controls.Add(studentGradesPanel);
}