private void ClearAll()
{
studentIDTextBox.Clear();
sectionIDTextBox.Clear();
GradeTextBox.Clear();
listEnrollment.Clear();
}
private void AddButton_Click(object sender, EventArgs e)
{
if (SubjectsDataGrid.CurrentCell != null)
{
string score = GradeTextBox.Text;
int index = SubjectsDataGrid.CurrentCell.RowIndex; // № по порядку в таблице представления
int subjectID = (int)SubjectsDataGrid[0, index].Value;
string commandText = "INSERT INTO examination (studentID, termID, subjectID, score) VALUES (" + Convert.ToString(studentID) + "," + Convert.ToString(termID) + "," + Convert.ToString(subjectID) + "," + score + ")";
ExecuteQuery(commandText);
ShowSubjects(termID);
ShowScores();
GradeTextBox.Clear();
}
else
{
MessageBox.Show("Не обрана дисциплiна!", "Помилка!", MessageBoxButtons.OK);
}
}
