public ArrayList printPercentage(string path,List<Student>myList ,string paperID)
{
ArrayList list = new ArrayList();
Percentage oneStu1 = new Percentage();
oneStu1.type = "";
oneStu1.ID = "";
oneStu1.total = 0;
oneStu1.right = 0;
oneStu1.percentage = 0;
list.Add(oneStu1);
DirectoryInfo root = new DirectoryInfo(path);
DirectoryInfo[] stu = root.GetDirectories("*");
for (int j = 0; j < stu.Length; j++)
{
FileInfo[] result = stu[j].GetFiles("Result*");
if (result.Length == 1)
{
XmlDocument document = new XmlDocument();
document.Load(result[0].FullName);
XmlNode root1 = document.DocumentElement;
XmlNode node, node1, node2, node3;
int i;
node = root1.FirstChild.FirstChild;
node1 = node.FirstChild;
node2 = node.NextSibling.FirstChild;
node3 = node.NextSibling.NextSibling.FirstChild;
for (int x = 0; x < myList.Count; x++)
{
if (root1.FirstChild.Attributes["studentId"].Value == myList[x].ID && root1.FirstChild.Attributes["paperId"].Value == myList[x].examID)
{
while (node.FirstChild != null)
{
node1 = node.FirstChild;
if (node1.FirstChild != null)
{
while (node1 != null)
{
Percentage oneStu = new Percentage();
oneStu.ID = node1.InnerText;
oneStu.total = 1;
oneStu.type = node.Name;
if ((Convert.ToInt32(node1.NextSibling.InnerText)) != 0)
oneStu.right = 1;
else
oneStu.right = 0;
oneStu.percentage = 100 * oneStu.right / oneStu.total;
int c;
for (c = 1; c <= list.Count; c++)
{
if (((Percentage)list[c - 1]).ID == oneStu.ID && ((Percentage)list[c - 1]).type == oneStu.type)
{
((Percentage)list[c - 1]).total++;
if ((Convert.ToInt32(node1.NextSibling.InnerText)) != 0)
((Percentage)list[c - 1]).right++;
((Percentage)list[c - 1]).percentage = 100 * ((Percentage)list[c - 1]).right / ((Percentage)list[c - 1]).total;
break;
}
if (((Percentage)list[c - 1]).ID != oneStu.ID && list.Count == c)
{
list.Add(oneStu);
break;
}
}
node1 = node1.NextSibling.NextSibling;
}
}
node = node.NextSibling;
}
//for (i = 0; i <= 9; i++)
//{
// Percentage oneStu = new Percentage();
// oneStu.ID = node2.InnerText;
// oneStu.total = 1;
// oneStu.type = node.NextSibling.Name;
// if ((Convert.ToInt32(node2.NextSibling.InnerText)) != 0)
// oneStu.right = 1;
// else
// oneStu.right = 0;
// oneStu.percentage = 100 * oneStu.right / oneStu.total;
// int c;
// for (c = 1; c <= list.Count; c++)
// {
// if (((Percentage)list[c - 1]).ID == oneStu.ID && ((Percentage)list[c - 1]).type == oneStu.type)
// {
// ((Percentage)list[c - 1]).total++;
// if ((Convert.ToInt32(node2.NextSibling.InnerText)) != 0)
// ((Percentage)list[c - 1]).right++;
// ((Percentage)list[c - 1]).percentage = 100 * ((Percentage)list[c - 1]).right / ((Percentage)list[c - 1]).total;
// break;
// }
// if (((Percentage)list[c - 1]).ID != oneStu.ID && list.Count == c)
// {
// list.Add(oneStu);
// break;
// }
// }
// node2 = node2.NextSibling.NextSibling;
//}
//for (i = 0; i <= 9; i++)
//{
// Percentage oneStu = new Percentage();
// oneStu.ID = node3.InnerText;
// oneStu.total = 1;
// oneStu.type = node.NextSibling.NextSibling.Name;
// if ((Convert.ToInt32(node3.NextSibling.InnerText)) != 0)
// oneStu.right = 1;
// else
// oneStu.right = 0;
// oneStu.percentage = 100 * oneStu.right / oneStu.total;
// int c;
// for (c = 1; c <= list.Count; c++)
// {
// if (((Percentage)list[c - 1]).ID == oneStu.ID && ((Percentage)list[c - 1]).type == oneStu.type)
// {
// ((Percentage)list[c - 1]).total++;
// if ((Convert.ToInt32(node3.NextSibling.InnerText)) != 0)
// ((Percentage)list[c - 1]).right++;
// ((Percentage)list[c - 1]).percentage = 100 * ((Percentage)list[c - 1]).right / ((Percentage)list[c - 1]).total;
// break;
// }
// if (((Percentage)list[c - 1]).ID != oneStu.ID && list.Count == c)
// {
// list.Add(oneStu);
// break;
// }
// }
// node3 = node3.NextSibling.NextSibling;
//}
break;
}
}
}
}
return list;
}
//输出整套试卷的每一道题目的正确率
private void CorrectBut_Click(object sender, EventArgs e)
{
this.dataGridView1.DataSource = null;
//this.dataGridView1.Refresh();
object[] newRow = new object[3];
Percentage newPercentage = new Percentage();
ArrayList list = new ArrayList();
List<Student> stu = new List<Student>();
stu = findStuByCAP(Convert.ToString(ClassCombo.SelectedItem), Convert.ToString(PaperCombo.SelectedItem));
list = newPercentage.printPercentage(path, stu, this.PaperCombo.SelectedText);
myTable = new DataTable();
myTable.Columns.Add("试题类型");
myTable.Columns.Add("试题ID");
myTable.Columns.Add("正确率");
for (int i = 2; i <= list.Count; i++)
{
newRow[0] = ((Percentage)list[i - 1]).type;
newRow[1] = ((Percentage)list[i - 1]).ID;
newRow[2] = ((Percentage)list[i - 1]).percentage;
myTable.Rows.Add(newRow);
}
this.dataGridView1.RowHeadersVisible = false;
this.dataGridView1.DataSource = myTable.DefaultView;
this.dataGridView1.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.Fill;
this.dataGridView1.ReadOnly = true;
}