[Qt] 在QTableWidget中添加右键菜单 [2013-06-17更新]

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原创最新推荐文章于 2026-09-01 14:40:27 发布 6k 阅读 AI 写同款· GEO 优化 ›

Qt之 TableView右键弹出菜单 TableView右键弹出菜单关于TableView的控件使用，这里不做解释了，直接说诉求，右键点击选中的某一行(术语称item)，弹出菜单。操作结果如下图：阅读详情

- *.h

#include <QMenu>

QMenu *popMenu;
QAction *actSelect;
QAction *actUnselect;

- *.cpp

popMenu = new QMenu(ui->tw_DL_ConfTable);
actSelect = new QAction("选择", this);
actUnselect = new QAction("取消选择", this);
popMenu->addAction(actSelect);
popMenu->addAction(actUnselect);

connect(ui->tw_DL_ConfTable, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(slot_DL_RcOnTw(QPoint)));
connect(actSelect, SIGNAL(triggered()), this, SLOT(slot_DL_ActSelect()));
connect(actUnselect, SIGNAL(triggered()), this, SLOT(slot_DL_ActUnselect()));

void MainWindow::slot_DL_RcOnTw(QPoint pos)
{
    popMenu->exec(QCursor::pos());
}

void MainWindow::slot_DL_ActSelect()
{
    ...
}

void MainWindow::slot_DL_ActUnselect()
{
    ...
}

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