kylin-music/UIControl/base/daemonipcdbus.cpp

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/*
* Copyright (C) 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 3 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, see <https://www.gnu.org/licenses/>.
*/
#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());
// 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";
}
}