code_app/app/scanner2/dialog_logmanager.cpp

#include "dialog_logmanager.h"
#include "ui_dialog_logmanager.h"
#include "base/HGUtility.h"
#include "log/log.h"
#include <QDir>
#include <QFile>
#include <QFileInfo>
#include <QFileDialog>
#include <QMessageBox>
#include <QDesktopServices>

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

    HGChar logFilePath[512];
    GetLogFileDir("", "", logFilePath, 512);
    m_directory = logFilePath;

    ui->lineEdit_directory->setText(m_directory);
    m_suffix = "log";
    ui->cbox_fileType->setItemText(6, m_suffix + "(*." + m_suffix + ")");
    ui->cbox_fileType->setCurrentIndex(6);
    ui->listWidget->setSelectionMode(QListWidget::SingleSelection);

    ui->btn_directory->setEnabled(false);
    ui->cbox_fileType->setEnabled(false);

    char **moduleList =  GetLogFileModuleList("", "");
    if (moduleList != nullptr)
    {
        char **p = moduleList;
        while (*p != nullptr)
        {
            ui->listWidget->addItem(QString::fromUtf8(*p));
            p++;
        }

        ReleaseStringList(moduleList);
    }

    if(ui->listWidget->count() == 0)
        ui->btn_export->setEnabled(false);
}

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

void Dialog_LogManager::on_btn_export_clicked()
{
    if(ui->listWidget->selectedItems().isEmpty())
    {
        QMessageBox::warning(this, tr("Warning"), tr("Please select file in the list."));
        return;
    }

    QString fileName = QFileDialog::getSaveFileName(this, tr("Select log file path"), ".", tr("(*.log)"));
    if (!fileName.isEmpty())
    {
        QList<QListWidgetItem*> modules = ui->listWidget->selectedItems();
        for(int i = 0; i < modules.size(); i++)
        {
            ExportLogFile("", "", modules[i]->text().toStdString().c_str(), fileName.toStdString().c_str());
        }
        QMessageBox::information(this, tr("Information"), tr("Log files export finished."));
    }
}

void Dialog_LogManager::on_btn_cancel_clicked()
{
    close();
}

void Dialog_LogManager::on_btn_clear_clicked()
{
    int ret = QMessageBox::question(this, tr("Question"), tr("All log files will be cleared.\nContinue to clear?"));
    if (ret == QMessageBox::Yes)
    {
        char **moduleList =  GetLogFileModuleList("", "");
        if (moduleList != nullptr)
        {
            char **p = moduleList;
            while (*p != nullptr)
            {
                DeleteLogFile("", "", *p);
                p++;
            }

            ReleaseStringList(moduleList);
        }

        ui->listWidget->clear();
        ui->btn_export->setEnabled(false);
        QMessageBox::information(this, tr("Information"), tr("All log files cleared."));
    }
}

void Dialog_LogManager::on_listWidget_itemDoubleClicked(QListWidgetItem *item)
{
    QString moduleName = item->text();
    char **fileNameList = GetLogFileNameList("", "", moduleName.toStdString().c_str());
    if (fileNameList != nullptr)
    {
        char **p = fileNameList;
        while (*p != nullptr)
        {
            QDesktopServices::openUrl(QUrl::fromLocalFile(*p));
            p++;
        }

        ReleaseStringList(fileNameList);
    }
}