fix:issue #175 简易实现（后续会改）

Ink Canvas/MainWindow_cs/MW_Settings.cs

@@ -2966,6 +2966,13 @@ namespace Ink_Canvas
             SaveSettingsToFile();
         }
 
+        private void ToggleSwitchKeepFoldAfterSoftwareExit_Toggled(object sender, RoutedEventArgs e)
+        {
+            if (!isLoaded) return;
+            Settings.Automation.KeepFoldAfterSoftwareExit = ToggleSwitchKeepFoldAfterSoftwareExit.IsOn;
+            SaveSettingsToFile();
+        }
+
         private void ToggleSwitchAlwaysGoToFirstPageOnReenter_Toggled(object sender, RoutedEventArgs e)
         {
             if (!isLoaded) return;

Ink Canvas/MainWindow_cs/MW_SettingsToLoad.cs

@@ -856,6 +856,8 @@ namespace Ink_Canvas
 
                 ToggleSwitchAutoFoldAfterPPTSlideShow.IsOn = Settings.Automation.IsAutoFoldAfterPPTSlideShow;
 
+                ToggleSwitchKeepFoldAfterSoftwareExit.IsOn = Settings.Automation.KeepFoldAfterSoftwareExit;
+
                 if (Settings.Automation.IsAutoKillEasiNote || Settings.Automation.IsAutoKillPptService ||
                     Settings.Automation.IsAutoKillHiteAnnotation || Settings.Automation.IsAutoKillInkCanvas
                     || Settings.Automation.IsAutoKillICA || Settings.Automation.IsAutoKillIDT ||

Ink Canvas/MainWindow_cs/MW_Timer.cs

@@ -578,8 +578,18 @@ namespace Ink_Canvas
                 }
                 else
                 {
-                    if (isFloatingBarFolded && !foldFloatingBarByUser) UnFoldFloatingBar_MouseUp(new object(), null);
-                    unfoldFloatingBarByUser = false;
+                    // 检查是否启用了软件退出后保持收纳模式
+                    if (Settings.Automation.KeepFoldAfterSoftwareExit)
+                    {
+                        // 如果启用了保持收纳模式，则不自动展开浮动栏
+                        unfoldFloatingBarByUser = false;
+                    }
+                    else
+                    {
+                        // 原有的逻辑：软件退出后自动展开浮动栏
+                        if (isFloatingBarFolded && !foldFloatingBarByUser) UnFoldFloatingBar_MouseUp(new object(), null);
+                        unfoldFloatingBarByUser = false;
+                    }
                 }
             }
             catch { }