课程设计学生成绩管理系统登陆说明书 - 图文 

课程名 上课教师 成绩 文本 文本 文本 20 5 10 否 否 否

3 学生成绩管理系统（登陆子系统）详细设计

登陆界面权限选择

protected void xueshengdenglu_Click(object sender, EventArgs e) {

(\); }

protected void jiaoshidenglu_Click(object sender, EventArgs e) {

(\); }

protected void jiaowuchudenglu_Click(object sender, EventArgs e) {

(\); }

管理员登陆界面

protected void queding1_Click(object sender, EventArgs e) { {

SqlConnection con = new

SqlConnection(\);

string sql = \ + + \ + + \;

(sql);

SqlCommand cmd = new SqlCommand(sql, con); ();

SqlDataReader set1 = (); if ()) { (\); } else {

= \; }

(); (); } }

protected void Button1_Click(object sender, EventArgs e) {

(\);}

教师登陆界面

protected void queding_Click(object sender, EventArgs e) {

SqlConnection con = new SqlConnection(

\);

string sql = \ + + \ + + \;

(sql);

database=Grad

eManage;uid=sa;pwd=123;\);

string sql = \ + + \ + + \;

(sql); //return;

SqlCommand cmd = new SqlCommand(sql, con); ();

SqlDataReader set1 = ();

if ())

{ (\); } else {

= \; }

(); (); }

protected void Button2_Click1(object sender, EventArgs e) {

(\); }

4 系统测试

管理员登陆进入