diff --git a/CamScanner.cs b/CamScanner.cs
index d99ab6a..a422e90 100644
--- a/CamScanner.cs
+++ b/CamScanner.cs
@@ -737,9 +737,11 @@ public class ScannerForm : Form
 
     private List<string> inputFiles = new List<string>();
     private bool isPdfInput = false;
+    private Quicker.Public.IStepContext _context;
 
-    public ScannerForm()
+    public ScannerForm(Quicker.Public.IStepContext context)
     {
+        _context = context;
         InitUI();
     }
 
@@ -1040,13 +1042,10 @@ public class ScannerForm : Form
 
             lblStatus.Text = string.Format("完成！已保存: {0}", Path.GetFileName(outputPath));
 
-            DialogResult dr = MessageBox.Show(
-                string.Format("处理完成！共 {0} 页。\n\n是否打开所在目录？", results.Count),
-                "完成", MessageBoxButtons.YesNo, MessageBoxIcon.Information);
-            if (dr == DialogResult.Yes)
-            {
-                System.Diagnostics.Process.Start("explorer.exe", "/select," + outputPath);
-            }
+            // 调用子程序 "over"，传参 files 为输出文件路径
+            _context.SetVarValue("files", outputPath);
+            _context.SetVarValue("over", true);
+            this.Close();
         }
         catch (Exception ex)
         {
@@ -1128,7 +1127,7 @@ public static void Exec(Quicker.Public.IStepContext context)
 
     Application.EnableVisualStyles();
     Application.SetCompatibleTextRenderingDefault(false);
-    Application.Run(new ScannerForm());
+    Application.Run(new ScannerForm(context));
 }
 
 [DllImport("kernel32.dll", SetLastError = true)]