mainwindow.cpp

@@ -12,7 +12,6 @@
 #include <QInputDialog>
 #include <QSqlRecord>
 #include <QtDebug>
-#include <QContextMenuEvent>
 
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
@@ -48,22 +47,6 @@ MainWindow::MainWindow(QWidget *parent)
     QIcon convertIcon = QApplication::style()->standardIcon(QStyle::SP_ArrowRight);
     textToSqliteAction->setIcon(convertIcon);
     sqliteToTextAction->setIcon(convertIcon);
-
-    firstColMenu = new QMenu(this);
-    QAction* addRowAboveAction = firstColMenu->addAction(tr("↑ 向上添加一行"));
-    QAction* addRowBelowAction = firstColMenu->addAction(tr("向下添加一行 ↓"));
-    QAction* delRowAction = firstColMenu->addAction(tr("删除"));
-    connect(addRowAboveAction, &QAction::triggered, this, &MainWindow::onAddRowAboveActionTriggered);
-    connect(addRowBelowAction, &QAction::triggered, this, &MainWindow::onAddRowBelowActionTriggered);
-    connect(delRowAction, &QAction::triggered, this, &MainWindow::onDelRowActionTriggered);
-
-    firstRowMenu = new QMenu(this);
-    QAction* addColAboveAction = firstRowMenu->addAction(tr("← 向左添加一列"));
-    QAction* addColBelowAction = firstRowMenu->addAction(tr("向右添加一列 →"));
-    QAction* delColAction = firstRowMenu->addAction(tr("删除"));
-    connect(addColAboveAction, &QAction::triggered, this, &MainWindow::onAddColAboveActionTriggered);
-    connect(addColBelowAction, &QAction::triggered, this, &MainWindow::onAddColBelowActionTriggered);
-    connect(delColAction, &QAction::triggered, this, &MainWindow::onDelColActionTriggered);
 }
 
 
@@ -72,108 +55,6 @@ MainWindow::~MainWindow()
     delete ui;
 }
 
-void MainWindow::contextMenuEvent(QContextMenuEvent* event)
-{
-    QPoint cellPos = ui->tableWidget->viewport()->mapFromGlobal(event->globalPos());
-    int currentColumn = ui->tableWidget->horizontalHeader()->logicalIndexAt(cellPos.x());
-    int currentRow = ui->tableWidget->rowAt(cellPos.y());
-
-    if (currentColumn == -1 && currentRow == -1) {
-        // 没有选中行也没有选中列，不显示菜单
-        return;
-    }
-
-    if (currentColumn == -1 && currentRow >= 0) {
-        // 选中了行，显示行菜单
-        ui->tableWidget->selectRow(currentRow);
-        firstColMenu->popup(event->globalPos());
-    } else if (currentColumn >= 0 && currentRow == -1) {
-        // 选中了列，显示列菜单
-        ui->tableWidget->selectColumn(currentColumn);
-        firstRowMenu->popup(event->globalPos());
-    }
-}
-
-void MainWindow::onAddRowAboveActionTriggered()
-{
-    QTableWidget* tableWidget = ui->tableWidget;
-    int currentRow = tableWidget->currentRow();
-    if (currentRow >= 0)
-    {
-        tableWidget->insertRow(currentRow);
-    }
-    else
-    {
-        // 如果没有选中行，在末尾追加一行
-        int newRow = tableWidget->rowCount();
-        tableWidget->insertRow(newRow);
-        currentRow = newRow;
-    }
-}
-
-void MainWindow::onAddRowBelowActionTriggered()
-{
-    QTableWidget* tableWidget = ui->tableWidget;
-    int currentRow = tableWidget->currentRow();
-    if (currentRow >= 0)
-    {
-        tableWidget->insertRow(currentRow + 1); // 在下方插入一行
-    }
-    else
-    {
-        // 如果没有选中行，在末尾追加一行
-        int newRow = tableWidget->rowCount();
-        tableWidget->insertRow(newRow);
-    }
-}
-
-void MainWindow::onAddColAboveActionTriggered()
-{
-    QTableWidget* tableWidget = ui->tableWidget;
-    int currentColumn = tableWidget->currentColumn();
-    if (currentColumn >= 0)
-    {
-        tableWidget->insertColumn(currentColumn);
-    }
-    else
-    {
-        // 如果没有选中列，在末尾追加一列
-        int newColumn = tableWidget->columnCount();
-        tableWidget->insertColumn(newColumn);
-        currentColumn = newColumn;
-    }
-}
-
-void MainWindow::onAddColBelowActionTriggered()
-{
-    QTableWidget* tableWidget = ui->tableWidget;
-    int currentColumn = tableWidget->currentColumn();
-    if (currentColumn >= 0)
-    {
-        tableWidget->insertColumn(currentColumn + 1); // 在右侧插入一列
-    }
-    else
-    {
-        // 如果没有选中列，在末尾追加一列
-        int newColumn = tableWidget->columnCount();
-        tableWidget->insertColumn(newColumn);
-    }
-}
-
-void MainWindow::onDelRowActionTriggered()
-{
-    QTableWidget* tableWidget = ui->tableWidget;
-    int currentRow = tableWidget->currentRow();
-    tableWidget->removeRow(currentRow);
-}
-
-void MainWindow::onDelColActionTriggered()
-{
-    QTableWidget* tableWidget = ui->tableWidget;
-    int currentColumn = tableWidget->currentColumn();
-    tableWidget->removeColumn(currentColumn);
-}
-
 void MainWindow::showProgressDialog(const QString& labelText, int minimum, int maximum)
 {
     progressDialog = new QProgressDialog(labelText, "Cancel", minimum, maximum, this);
@@ -316,7 +197,7 @@ void MainWindow::onSaveButtonClicked()
                         out << "\t"; // 制表符分隔
                     }
                 }
-                out << "\t"; // 最后一列再加一个制表符，以防万一
+
                 out << "\r\n"; // 换行，注意使用\r\n表示换行符
             }
 
@@ -362,7 +243,7 @@ void MainWindow::onSaveAsButtonClicked()
                         out << "\t"; // 制表符分隔
                     }
                 }
-                out << "\t"; // 最后一列再加一个制表符，以防万一
+
                 out << "\r\n"; // 换行，注意使用\r\n表示换行符
             }
 
@@ -615,7 +496,6 @@ void MainWindow::convertSqliteToText()
             if (i < record.count() - 1)
                 textStream << "\t";
         }
-        textStream << "\t";
         textStream << "\r\n";
 
         ++progress;
@@ -633,3 +513,4 @@ void MainWindow::convertSqliteToText()
 
     QMessageBox::information(this, tr("Conversion Complete"), tr("SQLite to Text conversion completed successfully."));
 }
+

mainwindow.h

@@ -25,25 +25,16 @@ public:
     void convertTextToSqlite();
     void convertSqliteToText();
     void showProgressDialog(const QString& labelText, int minimum, int maximum);
-    void contextMenuEvent(QContextMenuEvent* event);
 
 private slots:
     void onOpenButtonClicked();
     void onSaveButtonClicked();
     void onSaveAsButtonClicked();
-    void onAddRowAboveActionTriggered();
-    void onAddRowBelowActionTriggered();
-    void onAddColAboveActionTriggered();
-    void onAddColBelowActionTriggered();
-    void onDelRowActionTriggered();
-    void onDelColActionTriggered();
 
 private:
     Ui::MainWindow *ui;
     QProgressDialog* progressDialog;
     QString openFilePath;
-    QMenu* firstColMenu; // 右键菜单
-    QMenu* firstRowMenu; // 右键菜单
 };
 
 #endif // MAINWINDOW_H

mainwindow.ui

@@ -20,9 +20,6 @@
    <layout class="QVBoxLayout" name="verticalLayout">
     <item>
      <layout class="QGridLayout" name="gridLayout">
-      <property name="spacing">
-       <number>0</number>
-      </property>
       <item row="0" column="0">
        <widget class="QTableWidget" name="tableWidget"/>
       </item>
@@ -49,6 +46,7 @@
    </widget>
    <addaction name="menuOpen"/>
   </widget>
+  <widget class="QStatusBar" name="statusbar"/>
   <action name="actionOpen">
    <property name="text">
     <string>打开</string>