diff --git a/mainwindow.cpp b/mainwindow.cpp
index ed19eac..de3fc38 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -49,11 +49,9 @@ MainWindow::MainWindow(QWidget *parent)
     textToSqliteAction->setIcon(convertIcon);
     sqliteToTextAction->setIcon(convertIcon);
 
-    ui->tableWidget->installEventFilter(this);
-
     contextMenu = new QMenu(this);
-    QAction* addRowAboveAction = contextMenu->addAction(tr("在上方添加行"));
-    QAction* addRowBelowAction = contextMenu->addAction(tr("在下方添加行"));
+    QAction* addRowAboveAction = contextMenu->addAction(tr("向上添加一行"));
+    QAction* addRowBelowAction = contextMenu->addAction(tr("向下添加一行"));
     connect(addRowAboveAction, &QAction::triggered, this, &MainWindow::onAddRowAboveActionTriggered);
     connect(addRowBelowAction, &QAction::triggered, this, &MainWindow::onAddRowBelowActionTriggered);
 }
@@ -64,28 +62,20 @@ MainWindow::~MainWindow()
     delete ui;
 }
 
-bool MainWindow::eventFilter(QObject* obj, QEvent* event)
-{
-    if (obj == ui->tableWidget && event->type() == QEvent::ContextMenu)
-    {
-        QContextMenuEvent* contextMenuEvent = static_cast<QContextMenuEvent*>(event);
-        contextMenuEvent->accept();
-        contextMenu->exec(contextMenuEvent->globalPos());
-        return true; // 事件已处理
-    }
-    return QMainWindow::eventFilter(obj, event);
-}
-
-
 void MainWindow::contextMenuEvent(QContextMenuEvent* event)
 {
-    QPoint cellPos = ui->tableWidget->mapFromGlobal(event->globalPos());
-    int currentRow = ui->tableWidget->rowAt(cellPos.y());
-    int currentColumn = ui->tableWidget->columnAt(cellPos.x());
+    QPoint cellPos = ui->tableWidget->viewport()->mapFromGlobal(event->globalPos());
+    int currentColumn = ui->tableWidget->horizontalHeader()->logicalIndexAt(cellPos.x());
 
-    if (currentRow >= 0 && currentColumn == 0)
+    if (currentColumn == -1)
     {
-        contextMenu->exec(event->globalPos());
+        int currentRow = ui->tableWidget->rowAt(cellPos.y());
+
+        if (currentRow >= 0)
+        {
+            ui->tableWidget->selectRow(currentRow); // Select the clicked row
+            contextMenu->popup(event->globalPos());
+        }
     }
 }
 
diff --git a/mainwindow.h b/mainwindow.h
index 7d30049..23873a2 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -25,7 +25,6 @@ public:
     void convertTextToSqlite();
     void convertSqliteToText();
     void showProgressDialog(const QString& labelText, int minimum, int maximum);
-    bool eventFilter(QObject* obj, QEvent* event);
     void contextMenuEvent(QContextMenuEvent* event);
 
 private slots: