diff --git a/src/tabformwidget.cpp b/src/tabformwidget.cpp
index b7a35fb..c967f58 100644
--- a/src/tabformwidget.cpp
+++ b/src/tabformwidget.cpp
@@ -1,6 +1,7 @@
 #include "tabformwidget.h"
 #include "ui_tabformwidget.h"
 #include <QDateTime>
+#include "event/EventCenter.h"
 TabFormWidget::TabFormWidget(QWidget *parent) :
     QWidget(parent),
     ui(new Ui::TabFormWidget)
@@ -22,7 +23,8 @@ TabFormWidget::TabFormWidget(QWidget *parent) :
     QLabel* readyIcon = new QLabel(this);
     readyIcon->setPixmap(QPixmap(":/icons/ready.png").scaledToHeight(22,Qt::SmoothTransformation));
     QLabel* lockIcon = new QLabel(this);
-    lockIcon->setPixmap(QPixmap(":/icons/lock.png").scaledToHeight(22,Qt::SmoothTransformation));
+    lockIcon->setText("");
+//    lockIcon->setPixmap(QPixmap(":/icons/lock.png").scaledToHeight(22,Qt::SmoothTransformation));
     QHBoxLayout* layout= new QHBoxLayout(ui->statusBarWidget);
     layout->setMargin(0);
     layout->addSpacerItem(new QSpacerItem(10,10,QSizePolicy::Expanding));
@@ -36,6 +38,12 @@ TabFormWidget::TabFormWidget(QWidget *parent) :
     layout->addWidget(linkIcon);
     layout->addWidget(readyIcon);
     layout->addWidget(lockIcon);
+    connect(EventCenter::Default(),&EventCenter::ResponseDeviceTemperature,[=](QObject*,QObject* msg){
+        nowDate->setText(QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss"));
+        if (!msg) return;
+        QString* s = (QString*)msg;
+        lockIcon->setText(QString("%1%2").arg(*s).arg(QString::fromLocal8Bit("ˇăC")));
+    });
 }
 
 TabFormWidget::~TabFormWidget()