void initContracts()
{
//不存在students.xml,则先行创建
if (File.Exists(AppDomain.CurrentDomain.SetupInformation.ApplicationBase + @"/Students.xml"))
{
dataGridView1.DataSource = StudentInfoBLL.GetAllStudentInfo();
}
else
{
StudentInfoBLL.CreateStudentXml();
dataGridView1.DataSource = StudentInfoBLL.GetAllStudentInfo();
}
dataGridView1.Columns[0].HeaderText = "学生编号";
dataGridView1.Columns[1].HeaderText = "学生姓名";
dataGridView1.Columns[2].HeaderText = "学生性别";
dataGridView1.Columns[3].HeaderText = "学生年龄";
dataGridView1.Columns[4].HeaderText = "出生日期";
dataGridView1.Columns[5].HeaderText = "手机号码";
dataGridView1.Columns[6].HeaderText = "家庭地址";
dataGridView1.Columns[7].HeaderText = "电子邮箱";
dataGridView1.Columns[8].HeaderText = "专 业";
}
void initContracts()
{
//如果存在Students.xml，查询所有学生信息，如果不存在，则创建该文件后再查询
if (File.Exists(AppDomain.CurrentDomain.SetupInformation.ApplicationBase + @"/xml/Students.xml"))
{
dataGridView1.DataSource = StudentInfoBLL.GetAllStudentInfo();
}
else
{
StudentInfoBLL.CreateStudentXml();
dataGridView1.DataSource = StudentInfoBLL.GetAllStudentInfo();
}
//初始化数据表格dataGridView1的列标题
dataGridView1.Columns[0].HeaderText = "学生编号";
dataGridView1.Columns[1].HeaderText = "学生姓名";
dataGridView1.Columns[2].HeaderText = "学生性别";
dataGridView1.Columns[3].HeaderText = "学生年龄";
dataGridView1.Columns[4].HeaderText = "出生日期";
dataGridView1.Columns[5].HeaderText = "手机号码";
dataGridView1.Columns[6].HeaderText = "家庭住址";
dataGridView1.Columns[7].HeaderText = "电子邮箱";
dataGridView1.Columns[8].HeaderText = "专 业";
}
void initContracts()
{
//if "Students.xml" is esixt,Check all student's information.else create a document and check
if (File.Exists(AppDomain.CurrentDomain.SetupInformation.ApplicationBase + @"/xml/Students.xml"))
{
dataGridView1.DataSource = StudentInfoBLL.GetAllStudentInfo();
}
else
{
StudentInfoBLL.CreateStudentXml();
dataGridView1.DataSource = StudentInfoBLL.GetAllStudentInfo();
}
dataGridView1.Columns[0].HeaderText = "学生编号";
dataGridView1.Columns[1].HeaderText = "学生姓名";
dataGridView1.Columns[2].HeaderText = "学生性别";
dataGridView1.Columns[3].HeaderText = "学生年龄";
dataGridView1.Columns[4].HeaderText = "出生日期";
dataGridView1.Columns[5].HeaderText = "手机号码";
dataGridView1.Columns[6].HeaderText = "家庭地址";
dataGridView1.Columns[7].HeaderText = "电子邮箱";
dataGridView1.Columns[8].HeaderText = "专业学科";
updateProfessionTreeView();
}
private void toolStripButton2_Click(object sender, EventArgs e)
{
OpenFileDialog openfile = new OpenFileDialog();
openfile.InitialDirectory = @"C:\Documents and Settings\Administrator\桌面";//打开文件的初始目录
openfile.Filter = "xmlbak文件(*.xmlbak)|";
openfile.DefaultExt = ".xmlbak";
DialogResult dr1 = openfile.ShowDialog();
if (dr1 == DialogResult.OK)
{
String filePath = openfile.FileName.ToString();
try
{
//获取用户选择文件的后缀名
string extension = Path.GetExtension(openfile.FileName);
if (extension != ".xmlbak")
{
MessageBox.Show("请选择.xmlbak后缀的文件");
}
else
{
if (!(File.Exists(AppDomain.CurrentDomain.SetupInformation.ApplicationBase + @"/xml/Students.xml")))
{
StudentInfoBLL.CreateStudentXml();
}
string path = AppDomain.CurrentDomain.SetupInformation.ApplicationBase + @"/xml/Students.xml";
File.Copy(filePath, path, true);
MessageBox.Show("恢复成功！", "成功", MessageBoxButtons.OK);
}
}
catch (Exception)
{
MessageBox.Show("未知异常！", "异常", MessageBoxButtons.OK);
}
}
}
