modularization/src/tool/view_group_grpc/mainwindow.cpp

#include "mainwindow.h"
#include "ui_mainwindow.h"

#include <QTimer>

#include "google/protobuf/io/zero_copy_stream_impl.h"
#include "google/protobuf/text_format.h"

MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainWindow)
{
    ui->setupUi(this);

    mpquery = new groupqueryclient();
    mpquery->start();

    QTimer * timer = new QTimer(this);
    connect(timer,SIGNAL(timeout()),this,SLOT(onTimer()));
    timer->start(100);

    setWindowTitle("View Group Message");
}

MainWindow::~MainWindow()
{
    delete ui;
}

void MainWindow::onTimer()
{
    minfo = mpquery->GetVehinfo();

    int noldindex = ui->comboBox->currentIndex();

    if(mvectoritem.size() != minfo.size())
    {
        ui->comboBox->clear();
        unsigned int i;
        for(i=0;i<minfo.size();i++)
        {
            mvectoritem.push_back(minfo[i].strvehid);
            ui->comboBox->addItem(minfo[i].strvehid.data());
        }
    }

    if(noldindex>=0)ui->comboBox->setCurrentIndex(noldindex);

    if(mvectoritem.size() == 0)return;

    using google::protobuf::TextFormat;
    using google::protobuf::io::FileOutputStream;
    using google::protobuf::io::ZeroCopyOutputStream;
    std::string strout;
    ZeroCopyOutputStream *output = new google::protobuf::io::StringOutputStream(&strout);//new FileOutputStream(file_descriptor);


    int index = ui->comboBox->currentIndex();
    if(minfo[index].mvehinfo.has_mgpsimu())
    {
        bool success = TextFormat::Print(*(minfo[index].mvehinfo.mutable_mgpsimu()), output);
        if(success)
        {
            ui->plainTextEdit->setPlainText(strout.data());
        }
    }

    delete output;
    strout.clear();
    output = new google::protobuf::io::StringOutputStream(&strout);

    if(minfo[index].mvehinfo.has_mbrainstate())
    {
        bool success = TextFormat::Print(*(minfo[index].mvehinfo.mutable_mbrainstate()), output);
        if(success)
        {
            ui->plainTextEdit_brainstate->setPlainText(strout.data());
        }
    }

    delete output;
    strout.clear();
    output = new google::protobuf::io::StringOutputStream(&strout);

    if(minfo[index].mvehinfo.has_mdecition())
    {
        bool success = TextFormat::Print(*(minfo[index].mvehinfo.mutable_mdecition()), output);
        if(success)
        {
            ui->plainTextEdit_decision->setPlainText(strout.data());
        }
    }

}