fix(browser): contain CEF callback failures

插件库/Lskj.Control/BrowserSetting/BsClient.cs

@@ -1,5 +1,6 @@
 using Lskj.Business;
 using Lskj.Model;
+using Lskj.Util;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -56,6 +57,19 @@ namespace Lskj.Control.BrowserSetting
             return contextMenuHandler;
         }
         protected override bool OnProcessMessageReceived(CefBrowser browser, CefFrame frame, CefProcessId sourceProcess, CefProcessMessage message)
+        {
+            try
+            {
+                return OnProcessMessageReceivedCore(browser, frame, sourceProcess, message);
+            }
+            catch (Exception exception)
+            {
+                ReportProcessMessageFailure(exception);
+                return true;
+            }
+        }
+
+        private bool OnProcessMessageReceivedCore(CefBrowser browser, CefFrame frame, CefProcessId sourceProcess, CefProcessMessage message)
         {
             if (message.Name.Equals("OpenModule"))
             {
@@ -150,6 +164,46 @@ namespace Lskj.Control.BrowserSetting
 
             return base.OnProcessMessageReceived(browser, frame, sourceProcess, message);
         }
+
+        private static void ReportProcessMessageFailure(Exception exception)
+        {
+            try
+            {
+                LogHelper.Instance.WriteError(exception);
+            }
+            catch
+            {
+                // Logging must never rethrow across the native CEF callback.
+            }
+
+            Action showError = () =>
+            {
+                try
+                {
+                    MessageUtil.Show(exception);
+                }
+                catch
+                {
+                    // Error reporting must never terminate the browser callback.
+                }
+            };
+
+            try
+            {
+                System.Windows.Forms.Control mainControl = ERPInfo.Instance.MainControl;
+                if (mainControl == null || mainControl.IsDisposed || !mainControl.IsHandleCreated)
+                    return;
+
+                if (mainControl.InvokeRequired)
+                    mainControl.BeginInvoke(showError);
+                else
+                    showError();
+            }
+            catch
+            {
+                // The main window may close while the CEF callback is reporting.
+            }
+        }
         public void Created(CefBrowser cefBrowser)
         {
             if (OnCreated != null)