UI: update toggles on show (#21812)

selfdrive/ui/qt/offroad/settings.cc

@@ -63,15 +63,15 @@ TogglesPanel::TogglesPanel(QWidget *parent) : QWidget(parent) {
 
   ParamControl *record_toggle = new ParamControl("RecordFront",
                                                  "Record and Upload Driver Camera",
-                                                "Upload data from the driver facing camera and help improve the driver monitoring algorithm.",
-                                                "../assets/offroad/icon_monitoring.png",
-                                                this);
+                                                 "Upload data from the driver facing camera and help improve the driver monitoring algorithm.",
+                                                 "../assets/offroad/icon_monitoring.png",
+                                                 this);
   toggles.append(record_toggle);
   toggles.append(new ParamControl("EndToEndToggle",
-                                   "\U0001f96c Disable use of lanelines (Alpha) \U0001f96c",
-                                   "In this mode openpilot will ignore lanelines and just drive how it thinks a human would.",
-                                   "../assets/offroad/icon_road.png",
-                                   this));
+                                  "\U0001f96c Disable use of lanelines (Alpha) \U0001f96c",
+                                  "In this mode openpilot will ignore lanelines and just drive how it thinks a human would.",
+                                  "../assets/offroad/icon_road.png",
+                                  this));
 
 #ifdef ENABLE_MAPS
   toggles.append(new ParamControl("NavSettingTime24h",

selfdrive/ui/qt/widgets/controls.h

@@ -112,14 +112,19 @@ class ParamControl : public ToggleControl {
 
 public:
   ParamControl(const QString &param, const QString &title, const QString &desc, const QString &icon, QWidget *parent = nullptr) : ToggleControl(title, desc, icon, false, parent) {
-    if (params.getBool(param.toStdString().c_str())) {
-      toggle.togglePosition();
-    }
+    key = param.toStdString();
     QObject::connect(this, &ToggleControl::toggleFlipped, [=](bool state) {
-      params.putBool(param.toStdString().c_str(), state);
+      params.putBool(key, state);
     });
   }
 
+  void showEvent(QShowEvent *event) override {
+    if (params.getBool(key) != toggle.on) {
+      toggle.togglePosition();
+    }
+  };
+
 private:
+  std::string key;
   Params params;
 };

selfdrive/ui/qt/widgets/toggle.cc

@@ -73,10 +73,10 @@ bool Toggle::getEnabled() {
 
 void Toggle::setEnabled(bool value) {
   enabled = value;
-  if(value) {
+  if (value) {
     circleColor.setRgb(0xfafafa);
     green.setRgb(0x33ab4c);
-  }else{
+  } else {
     circleColor.setRgb(0x888888);
     green.setRgb(0x227722);
   }