//读取学生列表中的信息到内存中
public void ReadGridViewStudents()
{
foreach (DataGridViewRow data in dataGridView1.Rows)
{
if (data.Cells[0].Value == null ||
data.Cells[1].Value == null ||
data.Cells[2].Value == null ||
data.Cells[0].Value.ToString() == "" ||
data.Cells[1].Value.ToString() == "" ||
data.Cells[2].Value.ToString() == ""
)
{
continue;
}
try{
Student.Sex stdSex = (data.Cells[2].Value.ToString() == "男")? Student.Sex.male: Student.Sex.female;
listStudent.Add(new Student(
int.Parse(data.Cells[0].Value.ToString()),
data.Cells[1].Value.ToString(),
stdSex));
}
catch (Exception)
{
//
}
}
}
public static bool Read(string prjPath, out int deskRow, out string deskColFormat, out List <Student> listStudent)
{
deskRow = 0;
deskColFormat = "";
listStudent = new List <Student>();
FileStream fs = new FileStream(prjPath, FileMode.Open, FileAccess.Read);
BinaryReader br = new BinaryReader(fs);
try {
br.BaseStream.Seek(0, SeekOrigin.Begin);
deskRow = br.ReadInt32();
deskColFormat = br.ReadString();
int stdCount = br.ReadInt32();
for (int i = 0; i < stdCount; i++)
{
int id = br.ReadInt32();
string name = br.ReadString();
string sex = br.ReadString();
Student.Sex stdSex = (sex == "男")? Student.Sex.male: Student.Sex.female;
int x = br.ReadInt32();
int y = br.ReadInt32();
Student std = new Student(id, name, stdSex);
std.X = x;
std.Y = y;
listStudent.Add(std);
}
} catch (Exception) {
return(false);
}
finally
{
br.Close();
fs.Close();
}
return(true);
}