优化了部分代码结构

func/Module_mainwindow.py

@@ -5,6 +5,7 @@ from PySide6.QtCore import Qt
 from PySide6.QtWidgets import QMainWindow, QMessageBox, QFileDialog, QApplication, QWidget
 from PySide6.QtGui import QGuiApplication
 from matplotlib import use
+from matplotlib.backends.backend_qt import NavigationToolbar2QT
 from yaml import dump, load, FullLoader
 
 from func.utils.PublicFunc import PublicFunc
@@ -365,21 +366,6 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
                 path.mkdir(parents=True, exist_ok=True)
 
     def set_dark_mode_status(self):
-        module_list = [
-            self,
-            self.approximately_align,
-            self.preprocess,
-            self.detect_Jpeak,
-            self.detect_Rpeak,
-            self.label_check,
-            self.precisely_align,
-            self.cut_PSG,
-            self.artifact_label,
-            self.bcg_quality_label,
-            self.resp_quality_label,
-            self.SA_label
-        ]
-
         try:
             if self.ui.checkBox_darkmode.isChecked():
                 QApplication.styleHints().setColorScheme(Qt.ColorScheme.Dark)
@@ -387,23 +373,4 @@ class MainWindow(QMainWindow, Ui_Signal_Label):
                 QApplication.styleHints().setColorScheme(Qt.ColorScheme.Light)
         except Exception as e:
             PublicFunc.msgbox_output(self, Constants.MAINWINDOW_DARKMODE_FAILURE + "。" + format_exc(), Constants.MSGBOX_TYPE_ERROR)
-            return
+            return
-
-        for module in module_list:
-            try:
-                if module is not None:
-                    MainWindow.update_widget_style(module)
-            except RuntimeError:
-                pass
-
-    @staticmethod
-    def update_widget_style(mainWindow):
-        all_widgets = mainWindow.centralWidget().findChildren(QWidget)
-        # 迭代所有部件
-        for widget in all_widgets:
-            try:
-                widget.style().unpolish(widget)
-                widget.style().polish(widget)
-                widget.update()
-            except TypeError:
-                pass