明面上没bug了

module/radio/BackEnd/BackEnd.h

@@ -5,6 +5,7 @@
 #include <QTimer>
 #include <QKeyEvent>
 #include <QThread>
+#include <cstdint>
 #include <map>
 
 class Back_End : public QObject {
@@ -25,6 +26,13 @@ public:
     QString get_screenshot_save_file_name();
     QString get_audio_file_location();
     void stop_mock_thread() {
+        ++mock_generation;
+        if (mock_timer) {
+            mock_timer->stop();
+            mock_timer->disconnect(this);
+            mock_timer->deleteLater();
+            mock_timer = nullptr;
+        }
         if (mock_thread) {
             mock_thread->quit();
             mock_thread->wait();
@@ -39,6 +47,8 @@ protected:
     ~Back_End() override {
         stop_mock_thread();
     }
+    QTimer* mock_timer{};
+    std::uint64_t mock_generation{};
     QThread* mock_thread{};
 };