main.cpp

// Author: Kang Lin <kl222@126.com>
 
#include <QtGlobal>
#include <QLoggingCategory>
#include <QApplication>
#include <QSettings>
#include <QDebug>
#include <QtGlobal>
#include <QSharedPointer>
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
    #include <QRegularExpression>
    #include <QRandomGenerator>
#endif
#if QT_VERSION >= QT_VERSION_CHECK(5, 10, 0)
    #include <QRandomGenerator>
#endif
#if defined(Q_OS_ANDROID) && (QT_VERSION >= QT_VERSION_CHECK(5, 7, 0)) && (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
#include <QtAndroid>
#endif
 
#include "RabbitCommonTools.h"
 
#ifdef HAVE_UPDATE
#include "FrmUpdater.h"
#endif
#ifdef BUILD_QUIWidget
    #include "QUIWidget/QUIWidget.h"
#endif
 
#include "StatsAppUsage.h"
#include "mainwindow.h"
 
static Q_LOGGING_CATEGORY(log, "App.Main")
 
// Android平台的专用初始化函数（必须在QGuiApplication之前）
void InitAndroidVirtualKeyboard()
{
    // 设置输入法模块（必须在QGuiApplication之前）
    qputenv("QT_IM_MODULE", "qtvirtualkeyboard");
    
    // Android特定环境变量
    //qputenv("QT_VIRTUALKEYBOARD_ANDROID_HEIGHT", "400"); // 设置键盘高度
    // 设置键盘样式
    //qputenv("QT_VIRTUALKEYBOARD_STYLE", QByteArray("default")); // 可选: default, retro, etc.
    
    // 设置布局（可选中文）
    //qputenv("QT_VIRTUALKEYBOARD_LAYOUT", "en_US");
    // qputenv("QT_VIRTUALKEYBOARD_LAYOUT", "zh_CN");
    
    // 禁用硬件键盘检测（强制显示虚拟键盘）
    //qputenv("QT_VIRTUALKEYBOARD_FORCE_ANDROID", "1");
    
    // 设置手写识别（如果需要）
    //qputenv("QT_VIRTUALKEYBOARD_HANDWRITING", QByteArray("1"));
    
    // 启用调试
    //qputenv("QT_DEBUG_IM", "1");
}
 
int main(int argc, char *argv[])
{
    int nRet = 0;
 
// #if HAVE_VirtualKeyboard && defined(Q_OS_ANDROID)
//     InitAndroidVirtualKeyboard();
// #endif
 
    // 检查环境变量是否设置成功
    QByteArray imModule = qgetenv("QT_IM_MODULE");
    qDebug(log) << "QT_IM_MODULE set to:" << imModule;
 
    QCoreApplication::setAttribute(Qt::AA_ShareOpenGLContexts);
 
    /* 移到　snapcraft.yaml 和　io.github.KangLin.RabbitRemoteControl.yml
    // 修复 qtwebengine 沙箱权限问题
    if(!qEnvironmentVariable("SNAP").isEmpty()) {
        qputenv("QTWEBENGINE_DISABLE_SANDBOX", "1");
    }//*/
 
    //qputenv("QT_MEDIA_BACKEND", "ffmpeg");
 
#if (defined(Q_OS_LINUX) && !defined(Q_OS_ANDROID) \
    && (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)))
    /* 修复使用 Qt6 时，最大化时，工具栏位置错误。
       现在很多 linux 用 wayland 或 wayland-egl 作为桌面显示，这样会出现一个问题，
       由于没有坐标系统，导致无边框窗体无法拖动和定位（即 QWidge::move 失效）。
      （Qt6 开始强制默认优先用 wayland ，Qt5 默认有 xcb 则优先用 xcb），
       所以需要在 main 函数最前面加一行 `qputenv("QT_QPA_PLATFORM", "xcb")`;
    */
    QString szPlatform = qEnvironmentVariable("QT_QPA_PLATFORM");
    if(szPlatform.isEmpty()
        || -1 != szPlatform.indexOf(QRegularExpression("wayland.*")))
        qputenv("QT_QPA_PLATFORM", "xcb");
    qInfo(log) << "QT_QPA_PLATFORM:" << szPlatform << "\nCurrent Qt Platform is:"
               << qEnvironmentVariable("QT_QPA_PLATFORM")
               << "; This can be modified with the environment variables QT_QPA_PLATFORM:\n"
               << "export QT_QPA_PLATFORM=xcb\n Optional: xcb; vnc";
#endif
#if (QT_VERSION > QT_VERSION_CHECK(5,6,0)) && (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
    QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
#endif
#if defined(Q_OS_ANDROID) && (QT_VERSION >= QT_VERSION_CHECK(5, 7, 0)) && (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
    QtAndroid::hideSplashScreen();
#endif
 
//#if defined (_DEBUG) || !defined(BUILD_SHARED_LIBS)
//    Q_INIT_RESOURCE(translations_RabbitRemoteControlApp);
//#endif
 
    QApplication::setApplicationVersion(RabbitRemoteControl_VERSION);
    QApplication::setApplicationName("RabbitRemoteControl");
#if QT_VERSION >= QT_VERSION_CHECK(5, 7, 0)
    QApplication::setDesktopFileName(QLatin1String("io.github.KangLin.RabbitRemoteControl.desktop"));
#endif
 
    QApplication app(argc, argv);
 
    QInputMethod *inputMethod = app.inputMethod();
    qDebug(log) << "Input method available:" << (inputMethod != nullptr);
    if(inputMethod)
        qDebug(log) << "Input method locale:" << inputMethod->locale();
 
    RabbitCommon::CTools::Instance()->Init();
 
    qInfo(log) << app.applicationName() + " " + app.applicationVersion()
                      + " " + QObject::tr("Start") + " ......"
               << "\n" << app.arguments();
 
    QSharedPointer<QTranslator> tApp =
        RabbitCommon::CTools::Instance()->InstallTranslator("RabbitRemoteControlApp");
 
    app.setApplicationDisplayName(QObject::tr("Rabbit Remote Control"));
    app.setOrganizationName(QObject::tr("Kang Lin Studio"));
 
#ifdef HAVE_UPDATE
    // Check update version
    QScopedPointer<CFrmUpdater> pUpdater(new CFrmUpdater());
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
    if(qEnvironmentVariable("SNAP").isEmpty()
        && qEnvironmentVariable("FLATPAK_ID").isEmpty())
#else
    if(qgetenv("SNAP").isEmpty()
        && qgetenv("FLATPAK_ID").isEmpty())
#endif
    {
        if(pUpdater) {
            pUpdater->setAttribute(Qt::WA_DeleteOnClose, false);
            QIcon icon = QIcon::fromTheme("app");
            if(!icon.isNull()) {
                auto sizeList = icon.availableSizes();
                if(!sizeList.isEmpty()) {
                    QPixmap p = icon.pixmap(*sizeList.begin());
                    pUpdater->SetTitle(p.toImage());
                }
            }
            if(app.arguments().length() > 1) {
                try {
                    pUpdater->GenerateUpdateJson();
                    pUpdater->GenerateUpdateXml();
                } catch(...) {
                    qCritical(log) << "Generate update fail";
                }
                qInfo(log) << app.applicationName() + " " + app.applicationVersion()
                                  + " " + QObject::tr("Generate update json file End");
                return 0;
            }
        } else {
            qCritical(log) << "new CFrmUpdater() fail";
        }
    }
#endif // #ifdef HAVE_UPDATE
 
    CStatsAppUsage* pStats = nullptr;
    /*
    int randomInt = 0;
    int nMin = 10;
    int nMax = 50;
#if QT_VERSION >= QT_VERSION_CHECK(5, 10, 0)
    randomInt = QRandomGenerator::global()->bounded(nMin, nMax); 
#else
    qsrand(static_cast<uint>(QTime::currentTime().msec())); // 使用当前时间的毫秒数来设置种子
    randomInt = nMin + qrand() % (nMax - nMin + 1); // 生成一个0到99之间的随机数
#endif
    QTimer::singleShot(randomInt, [&](){
        pStats = new CStatsAppUsage("v" + QApplication::applicationVersion());
        app.processEvents();
    });//*/
 
    MainWindow* w = new MainWindow();
 
    try {
        //w->setWindowIcon(QIcon::themeName("app"));
        //w->setWindowTitle(app.applicationDisplayName());
        app.processEvents();
        RC_SHOW_WINDOW(w);
        app.processEvents();
        // For time-consuming operations
        nRet = w->Initial();
        if(!nRet)
            nRet = app.exec();
    } catch (std::exception &e) {
        qCritical(log) << "exception:" << e.what();
    } catch(...) {
        qCritical(log) << "exception:";
    }
 
    delete w;
    if(pStats) {
        pStats->Stop();
        delete pStats;
    }
 
    RabbitCommon::CTools::Instance()->Clean();
    if(tApp)
        RabbitCommon::CTools::Instance()->RemoveTranslator(tApp);
//#if defined (_DEBUG) || !defined(BUILD_SHARED_LIBS)
//    Q_CLEANUP_RESOURCE(translations_RabbitRemoteControlApp);
//#endif
 
    qInfo(log) << app.applicationName() + " " + app.applicationVersion() + " " + "End";
    return nRet;
}