privtteaidloginbtnClick(uijw:tsender,Ee,:Arcse)
i:(this.useracctxt.Text.Trim)=is.pswlxt.Text=)
MessageBox.Show(请输入您的用户名和密码!”,“提示!);
return;
try
stringsql;
sql=select*fromtb_userwhereuacc=*+this.useracctxt.Text+and
upsw=+this.pswtxt.Text+;
OleDbDataReaderdr=DBHelp.OleReader(sql);
dr.Read):
if(dr.HasRows)
[
uacc=this.useracctxt.Text;
upsw=this.pswtxt.Text;
uname=dr[uname].ToString();
usex=dr[usex].ToString();
upart=dr[upart].ToString();
uright=dr[uright].ToString);
MainFormaf=newMainForm(this);
this.Hide);
this.useracctxt.Clear):
this.pswtxt.Clear();
af.Show();
)
else
MessageBox.Show(账号或密码错误!”,“提示!);
this,useracctxt.Clear();
lr.s,pswtxt.Clear();
th:x,useracctxt.Focus();
ch(ExreFList:)
H…tgl:x.Show(数据库无法连接!,警告!);
priva:evoiHcancelbtnClick(ainjurtsender,.A:ge)
nli:at:n.Exit();
privetwvaidLoginFormClosing(dinjtrtsender,nCls.mgletttrgse)