Merge pull request #20 from Diaoxiaozhang:develop

debug

main.py

@@ -196,15 +196,24 @@ def select_directory():
         if choice == "1" or choice == "2":
             if choice == "1":
                 files_to_decrypt = [select_file()]
+                if files_to_decrypt == [""]:
+                    print("检测到文件选择窗口被关闭")
+                    continue
             elif choice == "2":
                 dir_to_decrypt = select_directory()
+                if dir_to_decrypt == "":
+                    print("检测到目录选择窗口被关闭")
+                    continue
                 files_to_decrypt = glob.glob(os.path.join(dir_to_decrypt, "*.xm"))
             print("请选择是否需要设置输出路径：（不设置默认为本程序目录下的output文件夹）")
             print("1. 设置输出路径")
             print("2. 不设置输出路径")
             choice = input()
             if choice == "1":
                 output_path = select_directory()
+                if output_path == "":
+                    print("检测到目录选择窗口被关闭")
+                    continue
             elif choice == "2":
                 output_path = ""
             for file in files_to_decrypt: