daemonipcdbus.cpp

/* DUKTO - A simple, fast and multi-platform file transfer tool for LAN users
 * Copyright (C) 2011 Emanuele Colombo
 *               2020 KylinSoft Co., Ltd.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include "daemonipcdbus.h"

int DaemonIpcDbus::daemonIsNotRunning()
{
    char service_name[SERVICE_NAME_SIZE];
    memset(service_name, 0, SERVICE_NAME_SIZE);
    snprintf(service_name, SERVICE_NAME_SIZE, "%s_%d",KYLIN_USER_GUIDE_SERVICE,getuid());
    QDBusConnection conn = QDBusConnection::sessionBus();
    if (!conn.isConnected())
        return -1;

    QDBusReply<QString> reply = conn.interface()->call("GetNameOwner", service_name);
    return reply.value() == "";
}

void DaemonIpcDbus::showGuide(QString appName)
{
    qDebug() << Q_FUNC_INFO << appName;
    bool bRet  = false;

    char service_name[SERVICE_NAME_SIZE];
    memset(service_name, 0, SERVICE_NAME_SIZE);
    snprintf(service_name, SERVICE_NAME_SIZE, "%s_%d",KYLIN_USER_GUIDE_SERVICE,getuid());

    qDebug() << "service_name  " << service_name;
    // 用来构造一个在D-Bus上传递的Message
    QDBusMessage m = QDBusMessage::createMethodCall(QString(service_name),KYLIN_USER_GUIDE_PATH,KYLIN_USER_GUIDE_INTERFACE,"showGuide");
    // 给QDBusMessage增加一个参数;
    // 这是一种比较友好的写法，也可以用setArguments来实现
    m << appName;

    // 发送Message
    QDBusMessage response = QDBusConnection::sessionBus().call(m);
    // 判断Method是否被正确返回
    if (response.type()== QDBusMessage::ReplyMessage)
    {
        // QDBusMessage的arguments不仅可以用来存储发送的参数，也用来存储返回值;
//        bRet = response.arguments().at(0).toBool();
    }
    else {
        qDebug()<<"showGuide In fail!\n";
    }

    qDebug()<<"bRet:"<<bRet;
}