#include "mainwindow.h"
#include <QApplication>
#include "trayicon.h"

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>

#include <QDir>
//进程单例
bool checkOnly()
{
    //single
    QString userName = QDir::homePath().section("/", -1, -1);
    std::string path = ("/home/" + userName + "/.config/x11opacity-tool/").toStdString();
    QDir tdir(path.c_str());
    if (!tdir.exists()) {
        bool ret =  tdir.mkpath(path.c_str());
    }

    path += "single";
    int fd = open(path.c_str(), O_WRONLY | O_CREAT, 0644);
    int flock = lockf(fd, F_TLOCK, 0);

    if (fd == -1) {
        perror("open lockfile/n");
        return false;
    }
    if (flock == -1) {
        perror("lock file error/n");
        return false;
    }
    return true;
}

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
//    MainWindow w ;
//    w.show();

    if (!checkOnly()) {
        return 0;
    }
    TrayIcon icon ;
    icon.show();
    return a.exec();
}