private void btnChange_Click(object sender, EventArgs e)
{
if (tbOldPwd.Text.Trim().Length <= 0)
{
MessageBox.Show("请输入原密码");
tbOldPwd.Focus();
return;
}
if (tbNewPwd.Text.Trim().Length <= 0)
{
MessageBox.Show("请输入新密码");
tbNewPwd.Focus();
return;
}
if (tbConfirmPwd.Text.Trim().Length <= 0)
{
MessageBox.Show("请再次输入新密码");
tbConfirmPwd.Focus();
return;
}
if (string.Compare(tbNewPwd.Text.Trim(), tbConfirmPwd.Text.Trim()) != 0)
{
MessageBox.Show("输入的密码不一致，请重新输入！");
tbNewPwd.Focus();
return;
}
int t;
string sql = "select count(*) from manager where username='******'and pwd='" + com.md5(tbOldPwd.Text.Trim()) + "'";
t = db.runSqlInt(sql);
if (t > 0)
{
string updateSql = "update manager set pwd='" + com.md5(tbNewPwd.Text.Trim()) + "'where username='******'";
db.runSql(updateSql);
MessageBox.Show("密码修改成功");
}
else
{
MessageBox.Show("旧密码输入错误");
tbOldPwd.Focus();
}
}
private void button1_Click(object sender, EventArgs e)
{
if (tbUser.Text.Trim().Length == 0)
{
MessageBox.Show("请输入用户名！");
tbUser.Focus();
return;
}
if (tbPWD.Text.Trim().Length == 0)
{
MessageBox.Show("请输入密码！");
tbPWD.Focus();
return;
}
common com = new common();
database db = new database();
int t = 0;
string sql = "select count(*)from manager where username='******'and password='******'";
t = db.runSqlInt(sql);
if (t > 0)
{
this.Hide();
main fmain = new main();
fmain.User = tbUser.Text.Trim();
fmain.Show();
}
else
{
MessageBox.Show("用户名或者密码错误！");
}
}