private void Tools_Clicked(object tag)
{
if (tag != null)
{
switch (tag.ToString())
{
case "1":
#region 添加学生
using (frmAddStudent frm = new frmAddStudent(null))
{
if (frm.ShowDialog() == DialogResult.OK)
{
string sql = "INSERT INTO [Students] " +
"([XH], [XM], [MM], [XB], [NJ], [DH], [DZ], [CSRQ], [Email]) VALUES " +
"('{0}', '{1}', '{2}', {3}, {4}, '{5}', '{6}', '{7}', '{8}')";
sql = string.Format(sql, frm.XH, frm.XM,
frm.MM, frm.XB, frm.NJ, frm.DH,
frm.DZ, frm.CSRQ, frm.Email);
using (SqlServerHelper ssh = new SqlServerHelper(
DataConst.dataBase, DataConst.userName, DataConst.password))
{
object o = ssh.ExecuteScalar(string.Format("Select count(*) from Students where xh = '{0}'",
frm.XH));
if ((int)o != 0)
{
MessageBox.Show(string.Format("学号为 {0} 的学生已经存在，请重新分配学号！",
frm.XH), "添加学生出错提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
if (ssh.ExecuteNonQuery(sql) > 0)
{
this.DialogResult = DialogResult.OK;
}
}
}
}
}
#endregion
break;
case "2":
#region 修改学生
if (lvStudents.SelectedItems.Count > 0)
{
ListViewItem lvi = lvStudents.SelectedItems[0];
if (lvi != null && lvi.Tag is DataRow)
{
using (frmAddStudent frm =
new frmAddStudent(lvi.Tag as DataRow, true))
{
if (frm.ShowDialog() == DialogResult.OK)
{
}
}
}
else
{
MessageBox.Show("选中的学生信息不正确！");
}
}
else
{
MessageBox.Show("请先选中需要修改的学生！");
}
#endregion
break;
case "3":
#region 修改密码
using (frmAlterPwd frm = new frmAlterPwd(m_UserName))
{
if (frm.ShowDialog() == DialogResult.OK)
{
}
}
#endregion
break;
case "4":
#region 查询学生
using (frmEnquiry frm = new frmEnquiry("Students"))
{
if (frm.ShowDialog() == DialogResult.OK)
{
}
}
#endregion
break;
case "9":
this.Close();
break;
}
}
}
private void Tools_Clicked(object tag)
{
if (tag != null)
{
switch (tag.ToString())
{
case "1":
#region 添加学生
using (frmAddStudent frm = new frmAddStudent(null))
{
if (frm.ShowDialog() == DialogResult.OK)
{
string sql = "INSERT INTO [Students] " +
"([XH], [XM], [MM], [XB], [NJ], [DH], [DZ], [CSRQ], [Email]) VALUES " +
"('{0}', '{1}', '{2}', {3}, {4}, '{5}', '{6}', '{7}', '{8}')";
sql = string.Format(sql, frm.XH, frm.XM,
frm.MM, frm.XB, frm.NJ, frm.DH,
frm.DZ, frm.CSRQ, frm.Email);
using (SqlServerHelper ssh = new SqlServerHelper(
DataConst.dataBase, DataConst.userName, DataConst.password))
{
object o = ssh.ExecuteScalar(string.Format("Select count(*) from Students where xh = '{0}'",
frm.XH));
if ((int)o != 0)
{
MessageBox.Show(string.Format("学号为 {0} 的学生已经存在，请重新分配学号！",
frm.XH), "添加学生出错提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
if (ssh.ExecuteNonQuery(sql) > 0)
{
this.DialogResult = DialogResult.OK;
}
}
}
}
}
#endregion
break;
case "2":
#region 修改学生
if (lvStudents.SelectedItems.Count > 0)
{
ListViewItem lvi = lvStudents.SelectedItems[0];
if (lvi != null && lvi.Tag is DataRow)
{
using (frmAddStudent frm =
new frmAddStudent(lvi.Tag as DataRow, true))
{
if (frm.ShowDialog() == DialogResult.OK)
{
}
}
}
else
MessageBox.Show("选中的学生信息不正确！");
}
else
MessageBox.Show("请先选中需要修改的学生！");
#endregion
break;
case "3":
#region 修改密码
using (frmAlterPwd frm = new frmAlterPwd(m_UserName))
{
if (frm.ShowDialog() == DialogResult.OK)
{
}
}
#endregion
break;
case "4":
#region 查询学生
using (frmEnquiry frm = new frmEnquiry("Students"))
{
if (frm.ShowDialog() == DialogResult.OK)
{
}
}
#endregion
break;
case "9":
this.Close();
break;
}
}
}
