gui\Application::run PHP Method

    public function run()
    {
        if (!self::$defaultApplication) {
            self::$defaultApplication = $this;
        }
        $application = $this;
        if (OsDetector::isMacOS()) {
            $processName = './phpgui-i386-darwin';
            $processPath = __DIR__ . '/../lazarus/phpgui-i386-darwin.app/Contents/MacOS/';
        } elseif (OsDetector::isFreeBSD()) {
            $processName = './phpgui-x86_64-freebsd';
            $processPath = __DIR__ . '/../lazarus/';
        } elseif (OsDetector::isUnix()) {
            $processName = './phpgui-x86_64-linux';
            $processPath = __DIR__ . '/../lazarus/';
        } elseif (OsDetector::isWindows()) {
            $processName = '.\\phpgui-x86_64-win64';
            $processPath = __DIR__ . '\\..\\lazarus\\';
        } else {
            throw new RuntimeException('Operational System not identified by PHP-GUI.');
        }
        $this->process = $process = new Process($processName, $processPath);
        $this->process->on('exit', function () use($application) {
            $application->loop->stop();
        });
        $this->receiver = $receiver = new Receiver($this);
        $this->sender = $sender = new Sender($this, $receiver);
        $this->loop->addTimer(0.001, function ($timer) use($process, $application, $receiver) {
            $process->start($timer->getLoop());
            // We need to pause all default streams
            // The react/loop uses fread to read data from streams
            // On Windows, fread always is blocking
            // Stdin is paused, we use our own way to write on it
            $process->stdin->pause();
            // Stdout is paused, we use our own way to read it
            $process->stdout->pause();
            // Stderr is paused for avoiding fread
            $process->stderr->pause();
            $process->stdout->on('data', function ($data) use($receiver) {
                $receiver->onData($data);
            });
            $process->stderr->on('data', function ($data) {
                if (!empty($data)) {
                    Output::err($data);
                }
            });
            $application->running = true;
            // Bootstrap the application
            $application->fire('start');
        });
        $this->loop->addPeriodicTimer(0.001, function () use($application) {
            $application->sender->tick();
            if (@is_resource($application->process->stdout->stream)) {
                $application->receiver->tick();
            }
        });
        $this->loop->run();
    }