将绘图更改为曲线

data.json

@@ -1 +1 @@
-{"time": "2021-10-30 16:25:15", "node2": {"humi": 40.9, "temp": 25.6, "light": 389.2}, "node3": {"humi": 44.5, "temp": 26.7, "light": 14.2}, "node4": {"humi": 46.3, "temp": 26.0, "light": 12.5}, "node5": {"humi": 46.5, "temp": 25.3, "light": 13.3}}
+{"time": "2021-10-31 14:13:45", "node2": {"humi": 46.4, "temp": 25.6, "light": 80.8}, "node3": {"humi": 47.6, "temp": 26.3, "light": 73.3}, "node4": {"humi": 47.3, "temp": 26.4, "light": 124.2}, "node5": {"humi": 47.4, "temp": 25.7, "light": 130.8}}

mainwindow.py

@@ -32,7 +32,14 @@ class MainWindow(QMainWindow):
         menubar_file = menubar.addMenu('文件')
         menubar_file.addAction(exit_action)
 
-        # 菜单栏-绘图
+        # 菜单栏-校准
+        adjust_action = QAction('&校准菜单', self)
+        adjust_action.triggered.connect(lambda: sys.exit())
+
+        menubar_adjust = menubar.addMenu('校准')
+        menubar_adjust.addAction(adjust_action)
+
+        # 菜单栏-曲线
         draw_node2_action = QAction('&节点2', self)
         draw_node3_action = QAction('&节点3', self)
         draw_node4_action = QAction('&节点4', self)
@@ -43,7 +50,7 @@ class MainWindow(QMainWindow):
         self.node4_drawwindow = DrawWindow()
         self.node5_drawwindow = DrawWindow()
 
-        menubar_draw = menubar.addMenu('绘图')
+        menubar_draw = menubar.addMenu('曲线')
         menubar_draw.addAction(draw_node2_action)
         menubar_draw.addAction(draw_node3_action)
         menubar_draw.addAction(draw_node4_action)