private void GradeGrid_CellFormatting(object sender, DataGridViewCellFormattingEventArgs e)
{
if (isAssignmentColumn(e.ColumnIndex))
{
StudentViewModel student = (StudentViewModel)this.Rows[e.RowIndex].DataBoundItem;
AssignmentViewModel assignment = (AssignmentViewModel)this.Columns[e.ColumnIndex].Tag;
if (assignment.Grades.ContainsKey(student.Id))
{
if (this[e.ColumnIndex, e.RowIndex].IsInEditMode)
{
this.Columns[e.ColumnIndex].DefaultCellStyle.Format = "";
e.Value = assignment.Grades[student.Id].Points;
}
else
{
this.Columns[e.ColumnIndex].DefaultCellStyle.Format = "P";
double gradePercentage = assignment.CalculateGradePercentage(student);
e.Value = gradePercentage;
e.CellStyle.BackColor = GradeColorCode.getColor(gradePercentage);
}
}
}
else if (this.Columns["totalGradeColumn"].Index == e.ColumnIndex)
{
StudentViewModel student = (StudentViewModel)this.Rows[e.RowIndex].DataBoundItem;
double gradePercentage = Course.CalculateGradePercentage(student);
e.Value = gradePercentage;
e.CellStyle.BackColor = GradeColorCode.getColor(gradePercentage);
}
}
