引导顺序切换（2/2）

Author: Justsenger

src/Services/VmBootService.cs

@@ -102,58 +102,46 @@ public async Task<bool> SetBootOrderAsync(string vmName, List<BootOrderItem> ite
         {
             return await Task.Run(() =>
             {
-                string timestamp = DateTime.Now.ToString("HH:mm:ss.fff");
-                System.Diagnostics.Debug.WriteLine($"\n[{timestamp}] [WMI-START] 开始同步引导顺序: {vmName}");
-
                 try
                 {
+                    // 🟢 关键修改：每次保存都重新获取最鲜活的 VM 和 Settings 句柄
+                    // 不要复用任何外部传入的 ManagementObject
                     using var vm = GetVmObject(vmName);
                     using var settings = GetVmSettings(vm);
+
                     bool isGen2 = settings["VirtualSystemSubType"]?.ToString() == "Microsoft:Hyper-V:SubType:2";
 
                     if (isGen2)
                     {
+                        // 确保 Reference 数组内容完整
                         string[] newOrder = items.Select(i => i.Reference.ToString()).ToArray();
                         settings["BootSourceOrder"] = newOrder;
-                        System.Diagnostics.Debug.WriteLine($"[{timestamp}] [WMI-DEBUG] Gen2 路径总数: {newOrder.Length}, 第一项: {newOrder.FirstOrDefault()}");
                     }
                     else
                     {
                         ushort[] newOrder = items.Select(i => Convert.ToUInt16(i.Reference)).ToArray();
                         settings["BootOrder"] = newOrder;
-                        System.Diagnostics.Debug.WriteLine($"[{timestamp}] [WMI-DEBUG] Gen1 顺序: {string.Join(",", newOrder)}");
                     }
 
                     using var vmSvc = GetManagementService();
                     using var inParams = vmSvc.GetMethodParameters("ModifySystemSettings");
+
+                    // 🟢 关键：Hyper-V 极其依赖这个 XML 序列化格式来确认“这是整套配置更新”
                     inParams["SystemSettings"] = settings.GetText(TextFormat.CimDtd20);
 
-                    // 计时开始
-                    var watch = System.Diagnostics.Stopwatch.StartNew();
                     using var outParams = vmSvc.InvokeMethod("ModifySystemSettings", inParams, null);
-                    watch.Stop();
-
                     uint returnValue = (uint)outParams["ReturnValue"];
-                    System.Diagnostics.Debug.WriteLine($"[{timestamp}] [WMI-RESULT] InvokeMethod 返回值: {returnValue} (耗时: {watch.ElapsedMilliseconds}ms)");
 
-                    if (returnValue == 0) return true;
-                    if (returnValue == 4096)
-                    {
-                        string jobPath = outParams["Job"]?.ToString();
-                        System.Diagnostics.Debug.WriteLine($"[{timestamp}] [WMI-JOB] 启动异步任务: {jobPath}");
-                        return WaitForJob(jobPath);
-                    }
-
-                    return false;
+                    if (returnValue == 4096) return WaitForJob(outParams["Job"]?.ToString());
+                    return returnValue == 0;
                 }
                 catch (Exception ex)
                 {
-                    System.Diagnostics.Debug.WriteLine($"[{timestamp}] [WMI-ERROR] 异常: {ex.Message}");
+                    System.Diagnostics.Debug.WriteLine($"[WMI-CRITICAL-ERROR] {ex.Message}");
                     return false;
                 }
             });
         }
-
         private bool WaitForJob(string jobPath)
         {
             if (string.IsNullOrEmpty(jobPath)) return false;

src/ViewModels/VirtualMachinesPageViewModel.cs

@@ -2606,22 +2606,21 @@ public async Task SilentSaveBootOrderAsync()
         {
             if (SelectedVm == null || SelectedVm.BootOrderItems == null) return;
 
-            // 🟢 增加异步排队锁：确保上一次 WMI 没写完，下一次就在这等着，不丢失操作
             await _bootOrderLock.WaitAsync();
             try
             {
-                System.Diagnostics.Debug.WriteLine($"[{DateTime.Now:HH:mm:ss.fff}] [VM-SAVE-PROCESS] 开始处理 WMI 写入...");
+                // 🟢 技巧 1：给 UI 动画留 100ms 稳定期，防止集合正在 Move 时进行快照
+                await Task.Delay(100);
 
-                // 必须在 UI 线程外创建快照
                 var currentOrder = SelectedVm.BootOrderItems.ToList();
+                string vmName = SelectedVm.Name;
 
-                bool result = await _vmBootService.SetBootOrderAsync(SelectedVm.Name, currentOrder);
+                // 🟢 技巧 2：在写入 WMI 时，直接调用 Service
+                // 之前的日志显示 ReturnValue 是 0，说明逻辑通了，但可能由于
+                // 虚拟机实例对象在内存中已过期，导致修改了“旧快照”。
+                bool result = await _vmBootService.SetBootOrderAsync(vmName, currentOrder);
 
-                System.Diagnostics.Debug.WriteLine($"[{DateTime.Now:HH:mm:ss.fff}] [VM-SAVE-FINISHED] WMI 写入完成，结果: {result}");
-            }
-            catch (Exception ex)
-            {
-                System.Diagnostics.Debug.WriteLine($"[VM-SAVE-ERROR] {ex.Message}");
+                System.Diagnostics.Debug.WriteLine($"[{DateTime.Now:HH:mm:ss.fff}] [VM-SAVE] 结果: {result}");
             }
             finally
             {
@@ -2630,7 +2629,6 @@ public async Task SilentSaveBootOrderAsync()
         }
 
 
-
         // ----------------------------------------------------------------------------------
         // GPU 管理模块 - 列表与基础操作
         // ----------------------------------------------------------------------------------

src/Views/Components/VmDashboardView.xaml

@@ -692,12 +692,24 @@
                                         </StackPanel>
                                     </Border>
                                     <ui:FontIcon Glyph="&#xE76C;" 
-                                                 FontSize="10" 
-                                                 Margin="8,0" 
-                                                 Opacity="0.3" 
-                                                 VerticalAlignment="Center"
-                                                 Foreground="{ui:ThemeResource TextFillColorPrimaryBrush}"
-                                                 Visibility="{Binding IsLast, Converter={StaticResource InverseBooleanToVisibilityConverter}, FallbackValue=Visible}"/>
+             FontSize="10" 
+             Margin="8,0" 
+             Opacity="0.3" 
+             VerticalAlignment="Center"
+             Foreground="{ui:ThemeResource TextFillColorPrimaryBrush}">
+                                        <ui:FontIcon.Style>
+                                            <Style TargetType="ui:FontIcon">
+                                                <!-- 默认显示箭头 -->
+                                                <Setter Property="Visibility" Value="Visible"/>
+                                                <Style.Triggers>
+                                                    <!-- 如果是最后一个人 (IsLast=True)，则隐藏 -->
+                                                    <DataTrigger Binding="{Binding IsLast}" Value="True">
+                                                        <Setter Property="Visibility" Value="Collapsed"/>
+                                                    </DataTrigger>
+                                                </Style.Triggers>
+                                            </Style>
+                                        </ui:FontIcon.Style>
+                                    </ui:FontIcon>
                                 </StackPanel>
                             </DataTemplate>
                         </ItemsControl.ItemTemplate>