银河麒麟上QT应用自动创建桌面快捷方式及增加自启动

银河麒麟使用的桌面为MATE桌面。

#include <QCoreApplication>
#include <QFile>
#include <QTextStream>
#include <QDir>
#include <QMessageBox>
#include <QStandardPaths>
#include <QFileInfo>
#include <QProcess>

bool shortcutExists(const QString& appName) {
    // 获取桌面路径
    QString desktopPath = QStandardPaths::writableLocation(QStandardPaths::DesktopLocation);
    if (desktopPath.isEmpty()) {
        qDebug() << "无法获取桌面路径";
        return false;
    }
    
    // 构建.desktop文件路径
    QString desktopFileName = appName + ".desktop";
    QString desktopFilePath = desktopPath + QDir::separator() + desktopFileName;
    
    // 检查文件是否存在
    return QFile::exists(desktopFilePath);
}

bool isAutostartEnabled(const QString& appName) {
    // 获取自动启动目录
    QString autostartDir = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) + "/autostart/";
    QString autostartFilePath = autostartDir + appName + ".desktop";
    
    // 检查自动启动文件是否存在
    return QFile::exists(autostartFilePath);
}

QString findApplicationIcon(const QString& appName, const QString& execPath) {
    // 获取可执行文件所在目录
    QFileInfo execFileInfo(execPath);
    QString execDir = execFileInfo.absolutePath();
    
    // 检查目录下是否存在logo.png
    QString logoPath = execDir + QDir::separator() + "logo.png";
    if (QFile::exists(logoPath)) {
        qDebug() << "找到应用图标:" << logoPath;
        return logoPath;
    }
    
    // 尝试查找其他可能的图标文件
    QStringList possibleIcons = {
        "icon.png", 
        appName.toLower() + ".png", 
        appName.toLower() + ".svg",
        "application-x-executable"  // 默认应用图标
    };
    
    for (const QString& icon : possibleIcons) {
        QString iconPath = execDir + QDir::separator() + icon;
        if (QFile::exists(iconPath)) {
            qDebug() << "找到替代图标:" << iconPath;
            return iconPath;
        }
    }
    
    // 如果没有找到自定义图标，使用系统默认图标
    qDebug() << "未找到自定义图标，使用默认图标";
    return "application-x-executable"; // 系统默认应用图标
}

bool createDesktopShortcut(const QString& appName, 
                          const QString& execPath, 
                          const QString& iconPath = "",
                          const QString& comment = "",
                          bool terminal = false,
                          bool mateSpecific = true) {
    // 获取桌面路径
    QString desktopPath = QStandardPaths::writableLocation(QStandardPaths::DesktopLocation);
    if (desktopPath.isEmpty()) {
        qDebug() << "无法获取桌面路径";
        return false;
    }
    
    // 构建.desktop文件路径
    QString desktopFileName = appName + ".desktop";
    QString desktopFilePath = desktopPath + QDir::separator() + desktopFileName;
    
    // 创建文件
    QFile file(desktopFilePath);
    if (!file.open(QIODevice::WriteOnly | QIODevice::Text)) {
        qDebug() << "无法创建文件:" << desktopFilePath;
        return false;
    }
    
    // 写入文件内容
    QTextStream out(&file);
    out << "[Desktop Entry]\n";
    out << "Version=1.0\n";
    out << "Type=Application\n";
    out << "Name=" << appName << "\n";
    if (!comment.isEmpty())
        out << "Comment=" << comment << "\n";
    out << "Exec=" << execPath << "\n";
    out << "Terminal=" << (terminal ? "true" : "false") << "\n";
    
    // 使用提供的图标路径或默认图标
    QString effectiveIcon = !iconPath.isEmpty() ? iconPath : "application-x-executable";
    out << "Icon=" << effectiveIcon << "\n";
    
    // MATE桌面特定配置
    if (mateSpecific) {
        out << "X-MATE-Autostart-enabled=true\n";
        out << "X-MATE-Autostart-Delay=0\n";
        out << "X-MATE-Provides=panelapplet\n";
        out << "Categories=GNOME;GTK;Utility;\n";
    } else {
        out << "Categories=Application;\n";
    }
    
    file.close();
    
    // 设置文件权限为可执行
    QFileInfo fileInfo(desktopFilePath);
    QFile::setPermissions(
        desktopFilePath, 
        fileInfo.permissions() | 
        QFileDevice::ExeUser | 
        QFileDevice::ExeGroup | 
        QFileDevice::ExeOther
    );
    
    qDebug() << "桌面快捷方式已创建:" << desktopFilePath;
    
    // 刷新MATE桌面（可选）
    QProcess::startDetached("mate-panel --replace &");
    
    return true;
}

bool enableAutostart(const QString& appName, 
                    const QString& execPath, 
                    const QString& iconPath = "",
                    const QString& comment = "",
                    bool terminal = false,
                    bool mateSpecific = true) {
    // 获取自动启动目录
    QString autostartDir = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) + "/autostart/";
    QString autostartFilePath = autostartDir + appName + ".desktop";
    
    // 创建自动启动目录（如果不存在）
    QDir().mkpath(autostartDir);
    
    // 创建文件
    QFile file(autostartFilePath);
    if (!file.open(QIODevice::WriteOnly | QIODevice::Text)) {
        qDebug() << "无法创建自动启动文件:" << autostartFilePath;
        return false;
    }
    
    // 写入文件内容
    QTextStream out(&file);
    out << "[Desktop Entry]\n";
    out << "Version=1.0\n";
    out << "Type=Application\n";
    out << "Name=" << appName << "\n";
    if (!comment.isEmpty())
        out << "Comment=" << comment << "\n";
    out << "Exec=" << execPath << "\n";
    out << "Terminal=" << (terminal ? "true" : "false") << "\n";
    
    // 使用提供的图标路径或默认图标
    QString effectiveIcon = !iconPath.isEmpty() ? iconPath : "application-x-executable";
    out << "Icon=" << effectiveIcon << "\n";
    
    // 自动启动特定配置
    out << "NoDisplay=true\n";
    out << "Hidden=false\n";
    out << "X-GNOME-Autostart-enabled=true\n";
    out << "X-MATE-Autostart-enabled=true\n";
    
    // MATE桌面特定配置
    if (mateSpecific) {
        out << "X-MATE-Autostart-Delay=0\n";
        out << "Categories=GNOME;GTK;Utility;\n";
    } else {
        out << "Categories=Application;\n";
    }
    
    file.close();
    
    // 设置文件权限
    QFileInfo fileInfo(autostartFilePath);
    QFile::setPermissions(
        autostartFilePath, 
        fileInfo.permissions() | 
        QFileDevice::ExeUser | 
        QFileDevice::ExeGroup | 
        QFileDevice::ExeOther
    );
    
    qDebug() << "已启用开机自启动:" << autostartFilePath;
    return true;
}

int main(int argc, char *argv[]) {
    QCoreApplication a(argc, argv);
    
    // 获取应用信息
    QString appName = QCoreApplication::applicationName();
    QString execPath = QCoreApplication::applicationFilePath();
    QString comment = "My Qt Application for MATE Desktop";
    
    // 查找应用图标
    QString iconPath = findApplicationIcon(appName, execPath);
    
    // 检查并创建桌面快捷方式
    if (!shortcutExists(appName)) {
        if (createDesktopShortcut(appName, execPath, iconPath, comment, false, true)) {
            qDebug() << "MATE桌面快捷方式创建成功!";
        } else {
            qDebug() << "MATE桌面快捷方式创建失败!";
            return 1;
        }
    } else {
        qDebug() << "桌面快捷方式已存在，跳过创建";
    }
    
    // 检查并启用开机自启动
    if (!isAutostartEnabled(appName)) {
        if (enableAutostart(appName, execPath, iconPath, comment, false, true)) {
            qDebug() << "已成功设置开机自启动!";
        } else {
            qDebug() << "开机自启动设置失败!";
            return 1;
        }
    } else {
        qDebug() << "开机自启动已启用，跳过设置";
    }
    
    return 0;
}