feat: 支持外部 WPF 主界面接管

插件库/Lskj.Main/Model/Manager.cs

@@ -15,6 +15,7 @@ using Lskj.Control;
 using Lskj.Control.Model;
 using Lskj.Core;
 using Lskj.Data;
+using Lskj.Main.Hosting;
 using Lskj.Model;
 using Lskj.Util;
 using Lskj.Web.Core.Util;
@@ -55,6 +56,10 @@ namespace Lskj.Main.Model
         public static int isAwaitTime = 10;
         public static int RefreshTime = 0;
         /// <summary>
+        /// 由外部启动程序提供的可选主界面。默认为 null，旧 Ls_ERP.exe 仍打开 FrmMain。
+        /// </summary>
+        public static IExternalMainShell ExternalMainShell { get; internal set; }
+        /// <summary>
         /// 默认下载地址
         /// </summary>
         private static string filePath = string.Empty;
@@ -190,7 +195,12 @@ namespace Lskj.Main.Model
             if (isStart)
             {
                 // 直接进入主界面
-                RunMainForm();
+                result = RunMainForm();
+                if (result == DialogResult.Retry)
+                {
+                    StartForm();
+                    return;
+                }
                 if (ERPInfo.Instance.SubMenuCount > 1)
                 {
                     ReStartMain();
@@ -686,6 +696,10 @@ namespace Lskj.Main.Model
         /// <returns>DialogResult.</returns>
         private static DialogResult RunMainForm()
         {
+            IExternalMainShell externalMainShell = ExternalMainShell;
+            if (externalMainShell != null)
+                return externalMainShell.ShowDialog();
+
             _frmMain = new FrmMain();
             return _frmMain.ShowDialog();
         }
@@ -909,6 +923,11 @@ namespace Lskj.Main.Model
                                     }
                                 }));
                             }
+                            else if (ExternalMainShell != null && ExternalMainShell.IsOpen)
+                            {
+                                ExternalMainShell.RequestExit($"当前用户在另一电脑登录\r\nClientIp:{clientip}\r\nMacAdress:{loginMacAdress}\r\n当前系统即将关闭");
+                                isClose = true;
+                            }
                             else if (_frmMain != null && _frmMain.Visible == true)
                             {
                                 _frmMain.Invoke(new Action(() =>
@@ -953,7 +972,7 @@ namespace Lskj.Main.Model
                                 }
                                 //记录登出日志
                                 LogUtil.WriteDebug("", "退出软件", "软件退出", "系统登录");
-                                Process[] p = Process.GetProcessesByName("Ls_ERP");
+                                Process[] p = GetApplicationProcesses();
                                 foreach (Process item in p)
                                 {
                                     try
@@ -1107,6 +1126,12 @@ namespace Lskj.Main.Model
         /// </summary>
         public static void ReLogin()
         {
+            IExternalMainShell externalMainShell = ExternalMainShell;
+            if (externalMainShell != null && externalMainShell.IsOpen)
+            {
+                externalMainShell.RequestRelogin();
+                return;
+            }
             if (_frmMain != null)
             {
                 if (ERPInfo.Instance.WatermarkForm != null)
@@ -1121,5 +1146,16 @@ namespace Lskj.Main.Model
             StartForm();
         }
 
+        /// <summary>
+        /// 返回当前启动路线需要退出的主进程。
+        /// 旧入口保持原有 Ls_ERP 进程名语义，外部宿主只退出当前 WPF 进程。
+        /// </summary>
+        internal static Process[] GetApplicationProcesses()
+        {
+            return ExternalMainShell == null
+                ? Process.GetProcessesByName("Ls_ERP")
+                : new[] { Process.GetCurrentProcess() };
+        }
+
     }
-}
+}