展示优化

module/radio/BackEnd/BackEnd.cpp

@@ -1,2 +1,31 @@
 #include "BackEnd.h"
-
+#include <QMetaObject>
+Back_End::~Back_End() {
+    stop_mock_thread();
+}
+void Back_End::stop_mock_thread() {
+    ++mock_generation;
+    QTimer* timer = mock_timer;
+    mock_timer = nullptr;
+    if (timer) {
+        if (timer->thread() == QThread::currentThread()) {
+            timer->stop();
+            delete timer;
+        }
+        else if (mock_thread && mock_thread->isRunning()) {
+            QMetaObject::invokeMethod(timer, [timer]() {
+                timer->stop();
+                delete timer;
+            }, Qt::BlockingQueuedConnection);
+        }
+        else {
+            delete timer;
+        }
+    }
+    if (!mock_thread)
+        return;
+    mock_thread->quit();
+    mock_thread->wait();
+    delete mock_thread;
+    mock_thread = nullptr;
+}