1WebPage.pro文件
QT += core gui webenginewidgets greaterThan(QT_MAJOR_VERSION, 4): QT += widgets CONFIG += c++11 # The following define makes your compiler emit warnings if you use # any Qt feature that has been marked deprecated (the exact warnings # depend on your compiler). Please consult the documentation of the # deprecated API in order to know how to port your code away from it. DEFINES += QT_DEPRECATED_WARNINGS # You can also make your code fail to compile if it uses deprecated APIs. # In order to do so, uncomment the following line. # You can also select to disable deprecated APIs only up to a certain version of Qt. #DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000 # disables all the APIs deprecated before Qt 6.0.0 SOURCES += main.cpp webpage.cpp HEADERS += webpage.h FORMS += webpage.ui # Default rules for deployment. qnx: target.path = /tmp/$${TARGET}/bin else: unix:!android: target.path = /opt/$${TARGET}/bin !isEmpty(target.path): INSTALLS += target
2.webpage.h文件
#ifndef WEBPAGE_H #define WEBPAGE_H #include <QWidget> #include<QWebEngineView> #include<QDebug> QT_BEGIN_NAMESPACE namespace Ui { class WebPage; } QT_END_NAMESPACE class WebPage : public QWidget { Q_OBJECT public: WebPage(QWidget *parent = nullptr); ~WebPage(); private slots: void getPage(bool); void getHtml(const QString&); protected: void resizeEvent(QResizeEvent *); signals: void html(const QString& result); private: Ui::WebPage *ui; QWebEngineView* view; QWebEnginePage *page; }; #endif // WEBPAGE_H
3.webpage.cpp文件
#include "webpage.h" #include "ui_webpage.h" WebPage::WebPage(QWidget *parent) : QWidget(parent) , ui(new Ui::WebPage) { ui->setupUi(this); connect(this,SIGNAL(html(const QString&)),this,SLOT(getHtml(const QString&))); view = new QWebEngineView(this); view->load(QUrl("https://so.iqiyi.com/so/q_你好")); page = view->page(); connect(page,SIGNAL(loadFinished(bool)),this,SLOT(getPage(bool))); // view->show(); } WebPage::~WebPage() { delete ui; } void WebPage::resizeEvent(QResizeEvent *) { view->resize(this->size()); } void WebPage::getPage(bool status){ qWarning()<<status<<endl; page->toHtml([this](const QString& result) mutable {emit html(result);}); } void WebPage::getHtml(const QString& reshtml){ qWarning()<<reshtml<<endl; }
4.main.cpp
#include "webpage.h" #include <QApplication> int main(int argc, char *argv[]) { QApplication a(argc, argv); WebPage w; w.show(); return a.exec(); }