接在Qt简单登录后

https://www.helloworld.net/p/4enJFnZUQAC8G

• 添加新文件

• 使用的组件table weight和 table view

头文件

#ifndef MANAGEMENT_H
#define MANAGEMENT_H

#include <QWidget>
#include <QMouseEvent>
namespace Ui {
class management;
}

class management : public QWidget
{
    Q_OBJECT

public:
    explicit management(QWidget *parent = 0);
    ~management();

protected:
    void mouseReleaseEvent(QMouseEvent *event);
    void mousePressEvent(QMouseEvent *event);
    void mouseMoveEvent(QMouseEvent *event);
private:
    Ui::management *ui;
    QPoint mousePoint;  // 记录鼠标坐标
    bool mouse_press;  // 记录是否聚焦
    QAction * m_action; // 右键菜单
};

#endif // MANAGEMENT_H

源文件

management::management(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::management)
{
    ui->setupUi(this);
    // 设置窗口标题
    this->setWindowTitle("控制窗口");
    // 设置登录窗口无边框
    this->setWindowFlags(Qt::FramelessWindowHint);
    // 监听退出
    connect(ui->exit,&QPushButton::clicked, this, &management::close);
    // 设置标题
    ui->tabWidget->setTabText(0, "全部人员列表");
    ui->tabWidget->setTabText(1, "其他");

    /* 创建数据模型 */
    QStandardItemModel* model = new QStandardItemModel();
    /* 设置表格标题行(输入数据为QStringList类型) */
    QStringList sl;
    QVector<QString> vs = {"ID", "User Name", "City", "Classify", "Score", "Sign"};
    for(int i = 0;i <vs.size();++i){
        sl.push_back(vs[i]);
    }
    model->setHorizontalHeaderLabels(sl);
    /* 加载共10行数据，并每行有6列数据 */
    for (int i = 0; i < 10; i++) {
        /* 加载第一列(ID)数据 */
        model->setItem(i, 0, new QStandardItem(QString("100%1").arg(i)));
        /* 加载第二列(User Name)数据 */
        model->setItem(i, 1, new QStandardItem(QString("User%1").arg(i)));
        /* 加载第三列(City)数据 */
        model->setItem(i, 2, new QStandardItem("Shanghai"));
        /* 加载第四列(Classify)数据 */
        model->setItem(i, 3, new QStandardItem("Engineer"));
        /* 加载第五列(Score)数据 */
        model->setItem(i, 4, new QStandardItem("80"));
        /* 加载第六列(Sign)数据 */
        model->setItem(i, 5, new QStandardItem("Hello world!"));
    }
    /* 自适应所有列，让它布满空间 */
    ui->People->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch);
    /* 设置表格视图大小 */
    ui->People->resize(850, 400);
    /* 设置表格视图数据 */
    ui->People->setModel(model);
    //设置自动排序
    ui->People->setSortingEnabled(true);
    // 隐藏行号
    QHeaderView* headerView = ui->People->verticalHeader();
    headerView->setHidden(true);
    // 右键设置
    m_action = new QAction("设置");
}

management::~management()
{
    delete ui;
}


void management::mouseMoveEvent(QMouseEvent *event)
{
    if(mouse_press)
    {
        move(event->globalPos() - mousePoint);
    }
}

void management::mousePressEvent(QMouseEvent *event)
{
    // 如果点击鼠标左键
    if(event->button() == Qt::LeftButton){
        mouse_press = true;
        // 鼠标点击的位置 - 窗口坐标
        mousePoint = event->globalPos() - this->pos();
    }
    if(event->button() == Qt::RightButton)
    {
        // 添加按钮
        this->addAction(m_action);
        // 显示按钮
        setContextMenuPolicy(Qt::ActionsContextMenu);
    }
}

void management::mouseReleaseEvent(QMouseEvent *event)
{
    mouse_press = false;
}

最终效果