diff --git a/src/UserOperationLogForm.cpp b/src/UserOperationLogForm.cpp
index d18f7c4..134f969 100644
--- a/src/UserOperationLogForm.cpp
+++ b/src/UserOperationLogForm.cpp
@@ -11,7 +11,7 @@
 #include <QHeaderView>
 #include <QLabel>
 #include <QTableView>
-#include "components/SlideableTableView.h"
+#include "components/SlideTableView.h"
 #include <QPushButton>
 #include "src/dialogs/SelectDialog.h"
 #include "src/windows/mainwindow.h"
@@ -34,7 +34,7 @@ UserOperationLogForm::UserOperationLogForm(QWidget* parent) {
 	btn = new QPushButton(header);
 	headerLayout->addWidget(btn, 0, Qt::AlignLeft);
 	headerLayout->addSpacerItem(new QSpacerItem(20, 20, QSizePolicy::Expanding));
-	table = new SlideableTableView(this);
+	table = new SlideTableView(this);
 	layout->addWidget(header);
 	layout->addWidget(table);
 	model = new LogFileTableModel(this);
@@ -90,7 +90,7 @@ void UserOperationLogForm::loadUserOperationLog(const QString& fileName, const Q
 	model->setHeader(header);
 	//    UserOperationLog::getHistoryLogFiles();
 	delete table;
-	table = new SlideableTableView(this);
+	table = new SlideTableView(this);
 	layout->addWidget(table);
 	table->setModel(model);
 
diff --git a/src/components/SlideTableView.cpp b/src/components/SlideTableView.cpp
new file mode 100644
index 0000000..a867ce6
--- /dev/null
+++ b/src/components/SlideTableView.cpp
@@ -0,0 +1,59 @@
+//
+// Created by Krad on 2021/11/23.
+//
+
+#include "SlideTableView.h"
+
+#include <cmath>
+#include <QScrollBar>
+#include <QMouseEvent>
+#include <QApplication>
+
+namespace {
+    const double ROW_HEIGHT = 30.0l;
+}
+SlideTableView::SlideTableView(QWidget *parent)
+: QTableView(parent)
+, mIsDragging(false)
+, mOriginPosY(-1)
+, mOriginScrollBarV(0)
+{
+
+}
+
+SlideTableView::~SlideTableView() {
+
+}
+
+void SlideTableView::mousePressEvent(QMouseEvent *ev) {
+    mIsDragging = true;
+    mOriginPosY = ev->pos().y();
+    mOriginScrollBarV = this->verticalScrollBar()->value();
+    QTableView::mousePressEvent(ev);
+}
+
+void SlideTableView::mouseMoveEvent(QMouseEvent *ev) {
+    if (!mIsDragging) {
+        QTableView::mouseMoveEvent(ev);
+        return;
+    }
+    if (this->verticalScrollBar()->isVisible()) {
+        int nv = (int) round(((double) mOriginScrollBarV * ROW_HEIGHT + ((double) (mOriginPosY - ev->pos().y())))
+                / ROW_HEIGHT);
+        int max = this->verticalScrollBar()->maximum();
+        int min = this->verticalScrollBar()->minimum();
+        nv = nv > max ? max : (nv < min ? min : nv);
+        this->verticalScrollBar()->setValue(nv);
+    }
+    QTableView::mouseMoveEvent(ev);
+}
+
+void SlideTableView::mouseReleaseEvent(QMouseEvent *ev) {
+    if (!mIsDragging)mIsDragging = false;
+    QTableView::mouseReleaseEvent(ev);
+}
+
+void SlideTableView::currentChanged(const QModelIndex &current, const QModelIndex &previous) {
+    QTableView::currentChanged(current, previous);
+    emit currentRowChanged(current.row());
+}
diff --git a/src/components/SlideableTableView.h b/src/components/SlideTableView.h
similarity index 60%
rename from src/components/SlideableTableView.h
rename to src/components/SlideTableView.h
index 7388615..7a1c2c1 100644
--- a/src/components/SlideableTableView.h
+++ b/src/components/SlideTableView.h
@@ -2,15 +2,15 @@
 // Created by Krad on 2021/11/23.
 //
 
-#ifndef GUI_SLIDEABLETABLEVIEW_H
-#define GUI_SLIDEABLETABLEVIEW_H
+#ifndef GUI_SLIDETABLEVIEW_H
+#define GUI_SLIDETABLEVIEW_H
 
 #include <QTableView>
-class SlideableTableView:public QTableView {
+class SlideTableView: public QTableView {
 Q_OBJECT
 public:
-    explicit SlideableTableView(QWidget *parent = nullptr);
-    ~SlideableTableView();
+    explicit SlideTableView(QWidget *parent = nullptr);
+    ~SlideTableView() override;
 
 Q_SIGNALS:
     void currentRowChanged(int row);
@@ -18,14 +18,13 @@ protected:
     void mousePressEvent(QMouseEvent *ev) override ;
     void mouseMoveEvent(QMouseEvent *ev) override ;
     void mouseReleaseEvent(QMouseEvent *ev) override ;
-
     void currentChanged(const QModelIndex &current,
                         const QModelIndex &previous) override;
 private:
-    bool isDragging = false;
-    int ox,oy,ov;
+    bool mIsDragging;
+    int mOriginPosY,mOriginScrollBarV;
 
 };
 
 
-#endif //GUI_SLIDEABLETABLEVIEW_H
+#endif //GUI_SLIDETABLEVIEW_H
diff --git a/src/components/SlideableTableView.cpp b/src/components/SlideableTableView.cpp
deleted file mode 100644
index d07b72d..0000000
--- a/src/components/SlideableTableView.cpp
+++ /dev/null
@@ -1,75 +0,0 @@
-//
-// Created by Krad on 2021/11/23.
-//
-
-#include "SlideableTableView.h"
-#include <QScrollBar>
-#include <QMouseEvent>
-#include <QApplication>
-#include <cmath>
-
-SlideableTableView::SlideableTableView(QWidget *parent) : QTableView(parent) {
-
-}
-
-SlideableTableView::~SlideableTableView() {
-
-}
-
-void SlideableTableView::mousePressEvent(QMouseEvent *ev) {
-    isDragging = true;
-    ox = ev->pos().x();
-    oy = ev->pos().y();
-    ov = this->verticalScrollBar()->value();
-    QTableView::mousePressEvent(ev);
-}
-
-void SlideableTableView::mouseMoveEvent(QMouseEvent *ev) {
-    if (!isDragging)
-    {
-        QTableView::mouseMoveEvent(ev);
-        return;
-    } else{
-        if (this->verticalScrollBar()->isVisible())
-        {
-            int nv = (int)round(((double)ov*30.0+((double)(oy-ev->pos().y())))/30.0);
-            int max = this->verticalScrollBar()->maximum();
-            int min = this->verticalScrollBar()->minimum();
-            printf("max:%d, min:%d, nv:%d\r\n", max, min, nv);
-            nv = nv>max?max:(nv<min?min:nv);
-            this->verticalScrollBar()->setValue(nv);
-        }
-//        if (this->verticalScrollBar()->isVisible())
-//        {
-//            this->verticalScrollBar()->setPageStep(this->viewport()->height());
-//            this->verticalScrollBar()->setRange(0,this->height());
-//            int nv =this->verticalScrollBar()->value()+(oy-ev->pos().y());
-//            int max = this->verticalScrollBar()->maximum();
-//            int min = this->verticalScrollBar()->minimum();
-//            printf("max:%d, min:%d, nv:%d\r\n", max, min, nv);
-//            nv = nv>max?max:(nv<min?min:nv);
-//
-////            this->verticalScrollBar()->setValue(nv);
-//            return;
-//        }
-    }
-    QTableView::mouseMoveEvent(ev);
-}
-
-void SlideableTableView::mouseReleaseEvent(QMouseEvent *ev) {
-    if (!isDragging)
-    {
-        isDragging = false;
-    }
-
-//    if (this->verticalScrollBar()->isVisible())
-//    {
-//        QApplication::sendEvent(this->verticalScrollBar(),ev);
-//    }
-    QTableView::mouseReleaseEvent(ev);
-}
-
-void SlideableTableView::currentChanged(const QModelIndex &current, const QModelIndex &previous) {
-    QTableView::currentChanged(current, previous);
-    emit currentRowChanged(current.row());
-}
diff --git a/src/forms/select/SelectFormWidget.cpp b/src/forms/select/SelectFormWidget.cpp
index 4309aaa..2540a46 100644
--- a/src/forms/select/SelectFormWidget.cpp
+++ b/src/forms/select/SelectFormWidget.cpp
@@ -6,7 +6,7 @@
 #include <QHBoxLayout>
 #include <QToolButton>
 #include <QTableWidget>
-#include "components/SlideableTableView.h"
+#include "components/SlideTableView.h"
 #include <QHeaderView>
 #include <QUuid>
 #include <QDate>
@@ -53,7 +53,7 @@ SelectFormWidget::SelectFormWidget(QWidget* parent) :
 	contentLayout->setContentsMargins(5, 5, 0, 5);
 	this->ui->contentWidget->setLayout(contentLayout);
 	// TableView for patient
-    SlideableTableView* table = new SlideableTableView(this);
+    SlideTableView* table = new SlideTableView(this);
 	table->setAlternatingRowColors(true);
 	table->setSelectionMode(QAbstractItemView::SingleSelection);
 	table->setEditTriggers(QAbstractItemView::NoEditTriggers);
@@ -134,7 +134,7 @@ SelectFormWidget::SelectFormWidget(QWidget* parent) :
         btnAdd->setEnabled(!disableALL);
     };
 	//table current row selection changing event
-	connect(table, &SlideableTableView::currentRowChanged, [=](int row) {
+	connect(table, &SlideTableView::currentRowChanged, [=](int row) {
         setPatientDetail(table, model, edit_patient);
         prepareButtons(false);
 	});
@@ -310,7 +310,7 @@ SelectFormWidget::SelectFormWidget(QWidget* parent) :
     prepareButtons(false);
 }
 
-void SelectFormWidget::setPatientDetail(const SlideableTableView *table, const QSqlTableModel *model,
+void SelectFormWidget::setPatientDetail(const SlideTableView *table, const QSqlTableModel *model,
                                         EditPatientForm *edit_patient) const {
     PatientInformation pat;
 #define ADD_PATIENT_PROPERTY(val)\
diff --git a/src/forms/select/SelectFormWidget.h b/src/forms/select/SelectFormWidget.h
index 1c0ddd1..bf2d93f 100644
--- a/src/forms/select/SelectFormWidget.h
+++ b/src/forms/select/SelectFormWidget.h
@@ -9,7 +9,7 @@
 #include "forms/tabformwidget.h"
 #include "EditPatientDialog.h"
 class EditPatientForm;
-class SlideableTableView;
+class SlideTableView;
 class SelectFormWidget: public TabFormWidget {
     Q_OBJECT
 public:
@@ -20,7 +20,7 @@ private:
     QString selectedPatientUID;
 
     void
-    setPatientDetail(const SlideableTableView *table, const QSqlTableModel *model, EditPatientForm *edit_patient) const;
+    setPatientDetail(const SlideTableView *table, const QSqlTableModel *model, EditPatientForm *edit_patient) const;
 };
 
 
diff --git a/src/forms/settings/AccountTableForm.cpp b/src/forms/settings/AccountTableForm.cpp
index 7e66530..ebaad20 100644
--- a/src/forms/settings/AccountTableForm.cpp
+++ b/src/forms/settings/AccountTableForm.cpp
@@ -13,13 +13,13 @@
 #include "db/SQLHelper.h"
 #include "models/User.h"
 #include <QSqlRecord>
-#include "components/SlideableTableView.h"
+#include "components/SlideTableView.h"
 #include "src/dialogs/AccountFormDialog.h"
 #include "event/EventCenter.h"
 AccountTableForm::AccountTableForm(QWidget* parent) {
 	layout = new QVBoxLayout(this);
 	layout->setMargin(0);
-	QTableView* table = new SlideableTableView(this);
+	QTableView* table = new SlideTableView(this);
 	layout->addWidget(table);
 	// TableView for patient
 	table->setAlternatingRowColors(true);
diff --git a/src/network/networkcfgdialog.ui b/src/network/networkcfgdialog.ui
index ce4262a..ea31861 100644
--- a/src/network/networkcfgdialog.ui
+++ b/src/network/networkcfgdialog.ui
@@ -216,7 +216,7 @@ QLineEdit#led_inface{font-size:15px;border: 0px;}</string>
               <number>30</number>
              </property>
              <item>
-              <widget class="SlideableTableView" name="tbl_addr"/>
+              <widget class="SlideTableView" name="tbl_addr"/>
              </item>
             </layout>
            </widget>
@@ -381,7 +381,7 @@ QLineEdit#led_inface{font-size:15px;border: 0px;}</string>
               <number>9</number>
              </property>
              <item>
-              <widget class="SlideableTableView" name="tbl_route">
+              <widget class="SlideTableView" name="tbl_route">
                <property name="gridStyle">
                 <enum>Qt::DashLine</enum>
                </property>
@@ -557,9 +557,9 @@ QLineEdit#led_inface{font-size:15px;border: 0px;}</string>
    <container>1</container>
   </customwidget>
   <customwidget>
-   <class>SlideableTableView</class>
+   <class>SlideTableView</class>
    <extends>QTableView</extends>
-   <header location="global">components/SlideableTableView.h</header>
+   <header location="global">components/SlideTableView.h</header>
   </customwidget>
  </customwidgets>
  <resources/>