change data interrupt prompt size

src/mainwindow.cpp

@@ -47,14 +47,14 @@ MainWindow::MainWindow(QWidget *parent)
             LOG_WARN("data transfer interrupted");
             if(!m_pErrStrLabel) {
                 QFont font;
-                font.setPixelSize(40);
+                font.setPixelSize(16);
                 font.setBold(true);
                 m_pErrStrLabel = new QLabel("数据传输中断！", this);
-                m_pErrStrLabel->resize(this->size());
+                m_pErrStrLabel->resize(150, 38);
                 m_pErrStrLabel->setFont(font);
                 m_pErrStrLabel->setAlignment(Qt::AlignCenter);
                 m_pErrStrLabel->setStyleSheet("QLabel { background-color: #FFD6D6; color: #D8000C; padding: 4px; border-radius: 4px; }");
-                m_pErrStrLabel->move((this->width() - m_pErrStrLabel->width()) / 2, (this->height() - m_pErrStrLabel->height()) / 2);
+                m_pErrStrLabel->move((this->width() - m_pErrStrLabel->width()) / 2, 0);
                 m_pErrStrLabel->show();
             }
         } else {