energy_storage/src/qt/MainWeb.cpp

#include "MainWeb.h"

#include "app/Config.h"
#include <QCoreApplication>
#include <QLabel>
#include <QThread>
#include <QWebEngineSettings>
#include <QWebEngineProfile>
#include <QAction>
#include <QToolBar>

void MySplash(MainWeb* mainWin)
{
    //===动态程序启动画面===
    QPixmap pixmap("./assets/ui/splash.png");
    QSplashScreen splash(pixmap);
    splash.show();
    QCoreApplication::processEvents();
    QLabel label(&splash);
    label.setStyleSheet("background-color: gray");
    label.setGeometry(100, 480, 800, 20);
    label.show();

    QLabel labelProgress(&splash);
    labelProgress.setStyleSheet("background-color: rgb(29, 54, 102)");
    labelProgress.setGeometry(10, 10, 0, 20);
    labelProgress.show();

    int i = 0;
    while ((++i)<500)
    {
        splash.showMessage(QString("Loading... %1 ms").arg(i), Qt::AlignBottom | Qt::AlignRight, Qt::black);
        labelProgress.setGeometry(100, 480, i*2*0.8, 20);
        QCoreApplication::processEvents();
        QThread::msleep(10);
    }

    splash.finish(mainWin);//程序启动画面结束
}


MainWeb::MainWeb()
{
    this->setWindowTitle("光储充站监控与运营管理平台");
    this->setGeometry(0, 0, 1920, 1080);
    this->hide();

    // 在加载页面之前清除缓存
    //QWebEngineProfile::defaultProfile()->clearHttpCache();
    //QWebEngineSettings* settings = webView.settings();
    //settings->setAttribute(QWebEngineSettings::JavascriptEnabled, true);
    //settings->setAttribute(QWebEngineSettings::LocalStorageEnabled, true);
    //settings->setAttribute(QWebEngineSettings::AllowRunningInsecureContent, true); // 解决http资源加载问题
    //settings->setAttribute(QWebEngineSettings::PluginsEnabled, true);

    webView.setGeometry(0, 0, 1920, 1080);
    // 默认设置透明, 解决加载时的白屏闪烁
    //webView.page()->setBackgroundColor(Qt::transparent);
    //webView.setContextMenuPolicy(Qt::NoContextMenu);
    webView.load(QUrl(Config::option.webSrvUrl.c_str()));
    this->setCentralWidget(&webView);


    //===动态程序启动画面===
   
    splash = std::make_shared<QSplashScreen>(QPixmap("./assets/ui/splash.png"));

    QCoreApplication::processEvents();
    label1.setParent(splash.get());
    label1.setStyleSheet("background-color: gray");
    label1.setGeometry(100, 480, 800, 20);

    labelProgress.setParent(splash.get());
    labelProgress.setStyleSheet("background-color: rgb(29, 54, 102)");
    labelProgress.setGeometry(10, 10, 0, 20);
   
    splash->show();
    label1.show();
    labelProgress.show();


    QObject::connect(&webView, &QWebEngineView::loadFinished, [=](bool ok) 
        {
            if (ok)
            {
                int i = 0;
                while ((++i)<100)
                {
                    splash->showMessage(QString("Loading... %1 ms").arg(i), Qt::AlignBottom | Qt::AlignRight, Qt::black);
                    labelProgress.setGeometry(100, 480, i*10*0.8, 20);
                    QCoreApplication::processEvents();
                    QThread::msleep(20);
                }
                splash->finish(this);//程序启动画面结束
                this->show();
            }
            else
            {
                qDebug() << "页面加载失败!";
                // 这里可以执行加载失败后的处理
            }
        });

    //this->show();
}