private void timer1_Tick(object sender, EventArgs e) { timer1.Enabled = false; DataBase db = new DataBase(); if (db.ConIsOpen()) { FrmMain_chs frmMain = new FrmMain_chs(); Hide(); frmMain.Show(); } else { MessageBox.Show("连接数据库失败!"); Application.Exit(); } }
public FrmLoginFile_chs(FrmMain_chs frmMian) { InitializeComponent(); frmMain = frmMian; //将传过来的FormMain全部赋值给frmMain,这样就可以在这FrmLogin中调用FormMain了 }