diff --git a/logPlus/mainwindowcurve.cpp b/logPlus/mainwindowcurve.cpp
index b1561b1..2f111c2 100644
--- a/logPlus/mainwindowcurve.cpp
+++ b/logPlus/mainwindowcurve.cpp
@@ -5242,7 +5242,9 @@ void MainWindowCurve::s_showHeadTable()
         ui->verticalScrollBar->setRange(-m_iY2*100, -m_iY1*100 - iScreenHeight + iHScrollBarHeight);
         ui->verticalScrollBar->setValue(-m_iY2*100);
 
-        //QMessageBox::information(NULL,"提示","锁头完成！",QMessageBox::Ok);
+        QMessageBox::information(NULL,"提示","锁头完成！",QMessageBox::Ok);
+        //居中
+        emit sig_resizeWindow();
     }
     else {
         //第一次显示，判断是否从json加载
@@ -5313,14 +5315,13 @@ void MainWindowCurve::s_showHeadTable()
         ui->verticalScrollBar->setRange(-m_iY2*100, -m_iY1*100 - iScreenHeight + iHScrollBarHeight);
         ui->verticalScrollBar->setValue(-m_iY2*100);
 
-        //QMessageBox::information(NULL,"提示","锁头取消！",QMessageBox::Ok);
-
-        
+        //QMessageBox::information(NULL,"提示","锁头取消！",QMessageBox::Ok);        
     }
 
 	double topDep = getVisibleTopDepth();
 	m_dBottomDepth = this->getVisibleBottomDepth();
 	emit CallManage::getInstance()->sig_ResizeDepth(m_strUuid, m_nObjDrawH, topDep, m_dBottomDepth);
+
 }
 
 QJsonObject MainWindowCurve::makeJson()