前言

这篇博客针对<<C++ Qt自建网页浏览器>>编写代码，代码整洁，规则，易读。学习与应用推荐首选。

文章目录

一、所需工具软件

二、使用步骤

1. 引入库

2. 窗体界面

3. 运行结果

三、在线协助

一、所需工具软件

1. VS, Qt

2. Win10, Win11

二、使用步骤

1.引入库

代码如下（示例）：

#include "QUrl"
#include <iostream>
#include<string>
#include<QKeyEvent>
#include<QFontDatabase>
#include<QWebEngineSettings>
#include<QWebEngineCookieStore>

2.窗体界面

代码如下（示例）：

QT_BEGIN_NAMESPACE

class Ui_MainWindowClass
{
public:
    QAction *actionaa;
    QWidget *centralWidget;
    QGridLayout *gridLayout_3;
    QFrame *frame_2;
    QGridLayout *gridLayout_2;
    QComboBox *comboBox;
    QHBoxLayout *horizontalLayout;
    QPushButton *pushButton_4;
    QPushButton *pushButton_3;
    QPushButton *pushButton_2;
    QLineEdit *lineEdit;
    QPushButton *pushButton;
    QPushButton *pushButton_5;
    QPushButton *pushButton_6;
    QSpacerItem *horizontalSpacer;
    QSpacerItem *horizontalSpacer_2;
    QLabel *label;
    QFrame *frame;
    QGridLayout *gridLayout;
    QWebEngineView *webEngineView;
    QMenuBar *menuBar;
    QToolBar *mainToolBar;
    QStatusBar *statusBar;

    void setupUi(QMainWindow *MainWindowClass)
    {
        if (MainWindowClass->objectName().isEmpty())
            MainWindowClass->setObjectName(QString::fromUtf8("MainWindowClass"));
        MainWindowClass->resize(716, 400);
        actionaa = new QAction(MainWindowClass);
        actionaa->setObjectName(QString::fromUtf8("actionaa"));
        QIcon icon;
        QString iconThemeName = QString::fromUtf8("dfds");
        if (QIcon::hasThemeIcon(iconThemeName)) {
            icon = QIcon::fromTheme(iconThemeName);
        } else {
            icon.addFile(QString::fromUtf8(":/MainWindow/png/\346\211\223\345\274\200\346\226\207\344\273\266\345\244\271-\347\272\242\350\211\262.png"), QSize(), QIcon::Normal, QIcon::Off);
        }
        actionaa->setIcon(icon);
        centralWidget = new QWidget(MainWindowClass);
        centralWidget->setObjectName(QString::fromUtf8("centralWidget"));
        gridLayout_3 = new QGridLayout(centralWidget);
        gridLayout_3->setSpacing(6);
        gridLayout_3->setContentsMargins(11, 11, 11, 11);
        gridLayout_3->setObjectName(QString::fromUtf8("gridLayout_3"));
        frame_2 = new QFrame(centralWidget);
        frame_2->setObjectName(QString::fromUtf8("frame_2"));
        QSizePolicy sizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
        sizePolicy.setHorizontalStretch(1);
        sizePolicy.setVerticalStretch(0);
        sizePolicy.setHeightForWidth(frame_2->sizePolicy().hasHeightForWidth());
        frame_2->setSizePolicy(sizePolicy);
        QFont font;
        font.setFamily(QString::fromUtf8("3ds"));
        font.setPointSize(16);
        frame_2->setFont(font);
        frame_2->setFrameShape(QFrame::Box);
        frame_2->setFrameShadow(QFrame::Raised);
        gridLayout_2 = new QGridLayout(frame_2);
        gridLayout_2->setSpacing(6);
        gridLayout_2->setContentsMargins(11, 11, 11, 11);
        gridLayout_2->setObjectName(QString::fromUtf8("gridLayout_2"));
        comboBox = new QComboBox(frame_2);
        comboBox->addItem(QString());
        comboBox->addItem(QString());
        comboBox->addItem(QString());
        comboBox->setObjectName(QString::fromUtf8("comboBox"));
        QFont font1;
        font1.setFamily(QString::fromUtf8("\345\276\256\350\275\257\351\233\205\351\273\221"));
        font1.setPointSize(12);
        comboBox->setFont(font1);

        gridLayout_2->addWidget(comboBox, 0, 2, 1, 1);

        horizontalLayout = new QHBoxLayout();
        horizontalLayout->setSpacing(6);
        horizontalLayout->setObjectName(QString::fromUtf8("horizontalLayout"));
        pushButton_4 = new QPushButton(frame_2);
        pushButton_4->setObjectName(QString::fromUtf8("pushButton_4"));

        horizontalLayout->addWidget(pushButton_4);

        pushButton_3 = new QPushButton(frame_2);
        pushButton_3->setObjectName(QString::fromUtf8("pushButton_3"));

        horizontalLayout->addWidget(pushButton_3);

        pushButton_2 = new QPushButton(frame_2);
        pushButton_2->setObjectName(QString::fromUtf8("pushButton_2"));

        horizontalLayout->addWidget(pushButton_2);

        lineEdit = new QLineEdit(frame_2);
        lineEdit->setObjectName(QString::fromUtf8("lineEdit"));
        QFont font2;
        font2.setFamily(QString::fromUtf8("\345\276\256\350\275\257\351\233\205\351\273\221"));
        lineEdit->setFont(font2);

        horizontalLayout->addWidget(lineEdit);

        pushButton = new QPushButton(frame_2);
        pushButton->setObjectName(QString::fromUtf8("pushButton"));
        QFont font3;
        font3.setFamily(QString::fromUtf8("\345\276\256\350\275\257\351\233\205\351\273\221"));
        font3.setPointSize(16);
        pushButton->setFont(font3);

        horizontalLayout->addWidget(pushButton);

        pushButton_5 = new QPushButton(frame_2);
        pushButton_5->setObjectName(QString::fromUtf8("pushButton_5"));
        pushButton_5->setFont(font2);

        horizontalLayout->addWidget(pushButton_5);

        pushButton_6 = new QPushButton(frame_2);
        pushButton_6->setObjectName(QString::fromUtf8("pushButton_6"));
        pushButton_6->setFont(font2);

        horizontalLayout->addWidget(pushButton_6);

        horizontalSpacer = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);

        horizontalLayout->addItem(horizontalSpacer);


        gridLayout_2->addLayout(horizontalLayout, 0, 0, 1, 1);

        horizontalSpacer_2 = new QSpacerItem(40, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);

        gridLayout_2->addItem(horizontalSpacer_2, 0, 1, 1, 1);

        label = new QLabel(frame_2);
        label->setObjectName(QString::fromUtf8("label"));
        label->setFont(font2);

        gridLayout_2->addWidget(label, 0, 3, 1, 1);


        gridLayout_3->addWidget(frame_2, 0, 0, 1, 1);

        frame = new QFrame(centralWidget);
        frame->setObjectName(QString::fromUtf8("frame"));
        QSizePolicy sizePolicy1(QSizePolicy::Preferred, QSizePolicy::Preferred);
        sizePolicy1.setHorizontalStretch(0);
        sizePolicy1.setVerticalStretch(6);
        sizePolicy1.setHeightForWidth(frame->sizePolicy().hasHeightForWidth());
        frame->setSizePolicy(sizePolicy1);
        frame->setFrameShape(QFrame::Box);
        frame->setFrameShadow(QFrame::Raised);
        gridLayout = new QGridLayout(frame);
        gridLayout->setSpacing(5);
        gridLayout->setContentsMargins(11, 11, 11, 11);
        gridLayout->setObjectName(QString::fromUtf8("gridLayout"));
        gridLayout->setContentsMargins(0, 0, 0, 0);
        webEngineView = new QWebEngineView(frame);
        webEngineView->setObjectName(QString::fromUtf8("webEngineView"));
        webEngineView->setUrl(QUrl(QString::fromUtf8("about:blank")));

        gridLayout->addWidget(webEngineView, 0, 0, 1, 1);


        gridLayout_3->addWidget(frame, 1, 0, 1, 1);

        mainToolBar->addAction(actionaa);
        mainToolBar->addSeparator();

        retranslateUi(MainWindowClass);

        QMetaObject::connectSlotsByName(MainWindowClass);
    } // setupUi

    void retranslateUi(QMainWindow *MainWindowClass)
    {
        MainWindowClass->setWindowTitle(QCoreApplication::translate("MainWindowClass", "MainWindow", nullptr));
        actionaa->setText(QCoreApplication::translate("MainWindowClass", "aa", nullptr));
#if QT_CONFIG(shortcut)
        actionaa->setShortcut(QCoreApplication::translate("MainWindowClass", "Ctrl+O", nullptr));
#endif // QT_CONFIG(shortcut)
        comboBox->setItemText(0, QString());
        comboBox->setItemText(1, QCoreApplication::translate("MainWindowClass", "www.baidu.com", nullptr));
        comboBox->setItemText(2, QCoreApplication::translate("MainWindowClass", "www.csdn.net", nullptr));

};

namespace Ui {
    class MainWindowClass: public Ui_MainWindowClass {};
} // namespace Ui

QT_END_NAMESPACE

#endif // UI_MAINWINDOW_H