using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace WindowsFormsApp1 { public partial class Form1 : Form { public Form1() { InitializeComponent(); } /// <summary> /// 登录按钮(判断用户名, 密码) /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button_login_Click(object sender, EventArgs e) { string Name = "admin"; string Pwd = "admin"; string name = textBox_user.Text; string pwd = textBox_pwd.Text; if (Name==name) { if (Pwd==pwd) { //MessageBox.Show("登陆成功", "登录提示"); if (MessageBox.Show("登陆成功", "登录提示",MessageBoxButtons.OKCancel)==DialogResult.OK) { Form frm1 = new FormHome(); frm1.Show(); this.Hide(); } } else { MessageBox.Show("密码错误"); } } else { MessageBox.Show("用户名不存在"); } } /// <summary> /// 注销按钮_推出应用程序 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button_logout_Click(object sender, EventArgs e) { Application.Exit(); } /// <summary> /// tab光标显示顺序 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void Form1_Load(object sender, EventArgs e) { textBox_user.TabIndex = 0; textBox_pwd.TabIndex = 1; } } }