Add a button to Topbar to call out WarningMessage above mainwindow , make the WarningMEssagewidget be popup widget.

src/forms/TopBarWidget.cpp

@@ -7,8 +7,11 @@
 #include <QLabel>
 #include <QHBoxLayout>
 #include <QDateTime>
+#include <QToolButton>
+
 
 #include "components/RollingMessageWidget.h"
+
 #include "event/EventCenter.h"
 #include "errorhandle/GUIErrorLW.h"
 #include "json/jsonobject.h"
@@ -51,8 +54,13 @@ TopBarWidget::TopBarWidget(QWidget *parent, Qt::WindowFlags f) : QWidget(parent,
         QPixmap pixmap(*isConnected ? ":/icons/link_g.png" :  ":/icons/link_r.png");
         linkIcon->setPixmap(QPixmap(pixmap));
     });
-    auto readyIcon = new QLabel(this);
+
+    auto readyIcon = new QToolButton(this);
     readyIcon->setObjectName("ready");
+    connect(readyIcon, &QToolButton::clicked,[=](){
+        emit warnBtnClicked();
+    });
+    
     auto lockIcon = new QLabel(this);
     lockIcon->setText("");
     auto status_layout = new QHBoxLayout(statusBarWidget);
@@ -66,8 +74,9 @@ TopBarWidget::TopBarWidget(QWidget *parent, Qt::WindowFlags f) : QWidget(parent,
 
     layout->addWidget(spacerLine);
     layout->addWidget(linkIcon);
-    layout->addWidget(readyIcon);
     layout->addWidget(lockIcon);
+    layout->addWidget(readyIcon);
+
 
     auto l = new QVBoxLayout(widgetMsg);
     l->setMargin(0);