private void FormReset()
{
PointsScoredTextBox.Text = String.Empty;
PossiblePointsTextBox.Text = String.Empty;
CalculateGradeDroppingLowScoreLabel.Text = String.Empty;
CalculateGradeLabel.Text = String.Empty;
ScoreListBox.Items.Clear();
PointsListBox.Items.Clear();
GradeListBox.Items.Clear();
PointsScoredTextBox.Focus();
}
protected void AddScoresToListBoxesButton_Click(object sender, EventArgs e)
{
if (PointsScoredTextBox.Text == String.Empty)
{
PointsScoredTextBox.Focus();
return;
}
if (PossiblePointsTextBox.Text == String.Empty)
{
PossiblePointsTextBox.Focus();
return;
}
double score, posP;
if (!double.TryParse(PointsScoredTextBox.Text, out score))
{
PointsScoredTextBox.Text = String.Empty;
PointsScoredTextBox.Focus();
return;
}
if (!double.TryParse(PossiblePointsTextBox.Text, out posP))
{
PossiblePointsTextBox.Text = String.Empty;
PossiblePointsTextBox.Focus();
return;
}
score = Convert.ToDouble(PointsScoredTextBox.Text);
posP = Convert.ToDouble(PossiblePointsTextBox.Text);
if (score < 0 || score > 100)
{
PointsScoredTextBox.Text = String.Empty;
PointsScoredTextBox.Focus();
return;
}
if (posP < 0 || posP > 100)
{
PossiblePointsTextBox.Text = String.Empty;
PossiblePointsTextBox.Focus();
return;
}
if (score > posP)
{
PossiblePointsTextBox.Text = String.Empty;
PointsScoredTextBox.Text = String.Empty;
PointsScoredTextBox.Focus();
return;
}
else
{
ScoreListBox.Items.Insert(0, PointsScoredTextBox.Text);
PointsListBox.Items.Insert(0, PossiblePointsTextBox.Text);
string lG;
double perc;
perc = ((score / posP) * 100);
lG = GetLetterGrade(perc);
GradeListBox.Items.Insert(0, lG);
PointsScoredTextBox.Text = String.Empty;
PossiblePointsTextBox.Text = String.Empty;
PointsScoredTextBox.Focus();
}
}
protected void ClearEntriesButton_Click(object sender, EventArgs e)
{
PointsScoredTextBox.Text = String.Empty;
PossiblePointsTextBox.Text = String.Empty;
PointsScoredTextBox.Focus();
}
