PayloadAPP/Src/WebPage/cwebengineview.cpp

#include "cwebengineview.h"

#include "CWebEngineView.h"
#include <QWidget>

CWebEngineView::CWebEngineView(QWidget *parent) : QWebEngineView(parent) {
  // 记录首页URL
  connect(
      this, &QWebEngineView::loadFinished, this,
      [&](bool ok) {
        if (ok) {
          firstURL = page()->url();
        }
      },
      Qt::SingleShotConnection);
  // 获取当前页面的profile
  QWebEngineProfile *profile = page()->profile();

  // 启用缓存
  profile->setHttpCacheType(QWebEngineProfile::MemoryHttpCache);
  profile->setPersistentCookiesPolicy(
      QWebEngineProfile::ForcePersistentCookies);

  // 获取设置对象
  QWebEngineSettings *settings = page()->settings();

  // 启用硬件加速
  settings->setAttribute(QWebEngineSettings::Accelerated2dCanvasEnabled, true);
  settings->setAttribute(QWebEngineSettings::JavascriptCanOpenWindows, true);

  // 其他设置
  settings->setAttribute(QWebEngineSettings::JavascriptEnabled, true);
  settings->setAttribute(QWebEngineSettings::PluginsEnabled, true);
  settings->setAttribute(QWebEngineSettings::LocalContentCanAccessRemoteUrls,
                         true);
  settings->setAttribute(QWebEngineSettings::LocalContentCanAccessFileUrls,
                         true);
}

CWebEngineView::~CWebEngineView() {
  QWebEnginePage *page = this->page();
  if (page != nullptr) {
    delete page;
  }
}

QWebEngineView *
CWebEngineView::createWindow(QWebEnginePage::WebWindowType type) {
  if (type == QWebEnginePage::WebBrowserTab) {
    QWebEnginePage *new_page =
        new QWebEnginePage(this->page()->profile(), this);
    this->setPage(new_page);
    connect(new_page, &QWebEnginePage::destroyed, new_page,
            [new_page]() { new_page->deleteLater(); });
    // connect(page(), &QWebEnginePage::urlChanged, this, [&](const QUrl &url) {
    //   qDebug() << "**********GoTo URL:" << url.toString();
    // });
  }
  return this;
}

void CWebEngineView::contextMenuEvent(QContextMenuEvent *event) {
  // 创建一个新的菜单
  QMenu menu(this);
  menu.setStyleSheet(
      "QMenu{background-color: white;color: black;}QMenu::item:selected "
      "{background-color: lightgray;color: black;}");
  // 添加自定义菜单项
  QAction *forwardAction = menu.addAction("前进");
  QAction *backAction = menu.addAction("后退");
  QAction *reloadAction = menu.addAction("刷新");
  // 显示菜单
  QAction *action = menu.exec(event->globalPos());
  if (action) {
    QWebEnginePage *page = this->page();
    if (action == forwardAction) {
      if (page->history()->canGoForward()) {
        page->triggerAction(QWebEnginePage::Forward);
      }
    } else if (action == backAction) {
      if (page->history()->canGoBack()) {
        page->triggerAction(QWebEnginePage::Back);
      } else if (page->url() == page->history()->items()[0].url()) {
        page->load(firstURL);
      }
      // qDebug() << "**********History URL:"
      //          << this->page()->history()->items()[0].url().toString();
    } else if (action == reloadAction) {
      page->triggerAction(QWebEnginePage::Reload);
    }
  }
}