335 lines
12 KiB
C#
335 lines
12 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Documents;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Shapes;
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using System.Windows.Media.Animation;
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using System.Threading;
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using HslCommunication;
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using CommonLibrary;
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using HslCommunication.BasicFramework;
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using Newtonsoft.Json.Linq;
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using ClientsLibrary;
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namespace 软件系统客户端Wpf
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{
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/// <summary>
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/// LoginWindow.xaml 的交互逻辑
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/// </summary>
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public partial class LoginWindow : Window
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{
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public LoginWindow()
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{
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InitializeComponent();
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UserClient.JsonSettings.FileSavePath = AppDomain.CurrentDomain.BaseDirectory + @"\JsonSettings.txt";
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UserClient.JsonSettings.LoadByFile();
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}
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private void Button_Click(object sender, RoutedEventArgs e)
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{
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//启动线程登录
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//验证输入
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if (string.IsNullOrEmpty(NameTextBox.Text))
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{
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SetInformationString("请输入用户名");
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NameTextBox.Focus();
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return;
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}
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if (string.IsNullOrEmpty(PasswordBox.Password))
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{
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SetInformationString("请输入密码");
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PasswordBox.Focus();
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return;
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}
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SetInformationString("正在验证维护状态...");
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UISettings(false);
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UserName = NameTextBox.Text;
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UserPassword = PasswordBox.Password;
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IsChecked = (bool)Remember.IsChecked;
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ThreadAccountLogin = new Thread(ThreadCheckAccount);
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ThreadAccountLogin.IsBackground = true;
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ThreadAccountLogin.Start();
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}
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#region 账户验证的逻辑块
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private string UserName = string.Empty;
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private string UserPassword = string.Empty;
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private bool IsChecked = false;
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/// <summary>
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/// 用于验证的后台线程
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/// </summary>
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private Thread ThreadAccountLogin = null;
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/// <summary>
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/// 用户账户验证的后台端
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/// </summary>
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private void ThreadCheckAccount()
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{
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//定义委托
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Action<string> message_show = delegate (string message)
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{
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SetInformationString(message);
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};
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Action start_update = delegate
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{
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//需要该exe支持，否则将无法是实现自动版本控制
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string update_file_name = AppDomain.CurrentDomain.BaseDirectory + @"\软件自动更新.exe";
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try
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{
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System.Diagnostics.Process.Start(update_file_name);
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Environment.Exit(0);//退出系统
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}
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catch
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{
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MessageBox.Show("更新程序启动失败，请检查文件是否丢失，联系管理员获取。");
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}
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};
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Action thread_finish = delegate
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{
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UISettings(true);
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};
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//延时
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Thread.Sleep(400);
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//请求指令头数据，该数据需要更具实际情况更改
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OperateResultString result = UserClient.Net_simplify_client.ReadFromServer(CommonHeadCode.SimplifyHeadCode.维护检查);
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if (result.IsSuccess)
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{
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byte[] temp = Encoding.Unicode.GetBytes(result.Content);
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//例如返回结果为1说明允许登录，0则说明服务器处于维护中，并将信息显示
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if (result.Content != "1")
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{
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Dispatcher.Invoke(message_show, result.Content.Substring(1));
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Dispatcher.Invoke(thread_finish);
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return;
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}
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}
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else
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{
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//访问失败
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Dispatcher.Invoke(message_show, result.Message);
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Dispatcher.Invoke(thread_finish);
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return;
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}
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//检查账户
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Dispatcher.Invoke(message_show, "正在检查账户...");
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//延时
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Thread.Sleep(400);
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//===================================================================================
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// 根据实际情况校验，选择数据库校验或是将用户名密码发至服务器校验
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// 以下展示了服务器校验的方法，如您需要数据库校验，请删除下面并改成SQL访问验证的方式
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//包装数据
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JObject json = new JObject
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{
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{ UserAccount.UserNameText, new JValue(UserName) },
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{ UserAccount.PasswordText, new JValue(UserPassword) }
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};
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result = UserClient.Net_simplify_client.ReadFromServer(CommonLibrary.CommonHeadCode.SimplifyHeadCode.账户检查, json.ToString());
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if (result.IsSuccess)
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{
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//服务器应该返回账户的信息
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UserAccount account = JObject.Parse(result.Content).ToObject<UserAccount>();
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if (!account.LoginEnable)
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{
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//不允许登录
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Dispatcher.Invoke(message_show, account.ForbidMessage);
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Dispatcher.Invoke(thread_finish);
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return;
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}
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UserClient.UserAccount = account;
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}
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else
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{
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//访问失败
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Dispatcher.Invoke(message_show, result.Message);
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Dispatcher.Invoke(thread_finish);
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return;
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}
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//登录成功，进行保存用户名称和密码
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UserClient.JsonSettings.LoginName = UserName;
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UserClient.JsonSettings.Password = IsChecked ? UserPassword : "";
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UserClient.JsonSettings.LoginTime = DateTime.Now;
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UserClient.JsonSettings.SaveToFile();
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//版本验证
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Dispatcher.Invoke(message_show, "正在验证版本...");
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//延时
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Thread.Sleep(400);
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result = UserClient.Net_simplify_client.ReadFromServer(CommonLibrary.CommonHeadCode.SimplifyHeadCode.更新检查);
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if (result.IsSuccess)
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{
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//服务器应该返回服务器的版本号
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SystemVersion sv = new SystemVersion(result.Content);
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//系统账户跳过低版本检测
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if (UserClient.UserAccount.UserName != "admin")
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{
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if (UserClient.CurrentVersion != sv)
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{
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//保存新版本信息
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UserClient.JsonSettings.IsNewVersionRunning = true;
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UserClient.JsonSettings.SaveToFile();
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//和当前系统版本号不一致，启动更新
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Dispatcher.Invoke(start_update);
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return;
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}
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}
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else
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{
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if (UserClient.CurrentVersion < sv)
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{
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//保存新版本信息
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UserClient.JsonSettings.IsNewVersionRunning = true;
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UserClient.JsonSettings.SaveToFile();
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//和当前系统版本号不一致，启动更新
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Dispatcher.Invoke(start_update);
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return;
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}
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}
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}
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else
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{
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//访问失败
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Dispatcher.Invoke(message_show, result.Message);
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Dispatcher.Invoke(thread_finish);
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return;
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}
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//================================================================================
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//验证结束后，根据需要是否下载服务器的数据，或是等到进入主窗口下载也可以
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//如果有参数决定主窗口的显示方式，那么必要在下面向服务器请求数据
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//以下展示了初始化参数的功能
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Dispatcher.Invoke(message_show, "正在下载参数...");
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//延时
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Thread.Sleep(400);
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result = UserClient.Net_simplify_client.ReadFromServer(CommonLibrary.CommonHeadCode.SimplifyHeadCode.参数下载);
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if (result.IsSuccess)
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{
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//服务器返回初始化的数据，此处进行数据的提取，有可能包含了多个数据
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json = Newtonsoft.Json.Linq.JObject.Parse(result.Content);
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//例如公告数据
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UserClient.Announcement = SoftBasic.GetValueFromJsonObject(json, nameof(UserClient.Announcement), "");
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}
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else
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{
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//访问失败
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Dispatcher.Invoke(message_show, result.Message);
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Dispatcher.Invoke(thread_finish);
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return;
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}
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//启动主窗口
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Dispatcher.Invoke(new Action(() =>
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{
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DialogResult = true;
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return;
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}));
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}
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#endregion
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private void UISettings(bool enable)
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{
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NameTextBox.IsEnabled = enable;
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PasswordBox.IsEnabled = enable;
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Remember.IsEnabled = enable;
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LoginButton.IsEnabled = enable;
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}
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private void SetInformationString(string str)
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{
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if (WindowToolTip.Opacity == 1)
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{
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DoubleAnimation hidden = new DoubleAnimation(1, 0, TimeSpan.FromMilliseconds(100));
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hidden.Completed += delegate
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{
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DoubleAnimation show = new DoubleAnimation(0, 1, TimeSpan.FromMilliseconds(100));
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WindowToolTip.Text = str;
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WindowToolTip.BeginAnimation(OpacityProperty, show);
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};
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WindowToolTip.BeginAnimation(OpacityProperty, hidden);
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}
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else
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{
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DoubleAnimation show = new DoubleAnimation(0, 1, TimeSpan.FromMilliseconds(100));
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WindowToolTip.Text = str;
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WindowToolTip.BeginAnimation(OpacityProperty, show);
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}
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}
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private void ToggleButton_Checked(object sender, RoutedEventArgs e)
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{
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LoginButton.Focus();
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}
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private void ToggleButton_Unchecked(object sender, RoutedEventArgs e)
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{
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LoginButton.Focus();
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}
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private void Window_Loaded(object sender, RoutedEventArgs e)
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{
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WindowToolTip.Opacity = 0;
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TextBlockSoftName.Text = CommonLibrary.Resource.StringResouce.SoftName;
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TextBlockSoftVersion.Text = UserClient.CurrentVersion.ToString();
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TextBlockSoftCopyright.Text = $"本软件著作权归{CommonLibrary.Resource.StringResouce.SoftCopyRight}所有";
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if ((DateTime.Now - UserClient.JsonSettings.LoginTime).TotalDays < 7)
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{
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//加载数据
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NameTextBox.Text = UserClient.JsonSettings.LoginName ?? "";
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PasswordBox.Password = UserClient.JsonSettings.Password ?? "";
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Remember.IsChecked = UserClient.JsonSettings.Password != "";
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}
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//初始化输入焦点
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if (UserClient.JsonSettings.Password != "") LoginButton.Focus();
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else if (UserClient.JsonSettings.LoginName != "") PasswordBox.Focus();
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else NameTextBox.Focus();
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}
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private void NameTextBox_KeyDown(object sender, KeyEventArgs e)
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{
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if(e.Key==Key.Enter) PasswordBox.Focus();
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}
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private void PasswordBox_KeyDown(object sender, KeyEventArgs e)
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{
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if (e.Key == Key.Enter) Button_Click(null, new RoutedEventArgs());
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}
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}
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}
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