/*
 * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
 * Distributed under the terms of the MIT License.
 */

#include "main_window/GeneralPage.h"

#include <stdio.h>

#include "util/TimeUtils.h"


MainWindow::GeneralPage::GeneralPage()
        :
        AbstractGeneralPage(),
        fModel(NULL),
        fDataSourceView(NULL),
        fCPUCountView(NULL),
        fRunTimeView(NULL),
        fIdleTimeView(NULL),
        fTeamCountView(NULL),
        fThreadCountView(NULL)
{
        fDataSourceView = AddDataView("Data source:");
        fCPUCountView = AddDataView("Number of CPUs:");
        fRunTimeView = AddDataView("Total time:");
        fIdleTimeView = AddDataView("Idle time:");
        fTeamCountView = AddDataView("Teams:");
        fThreadCountView = AddDataView("Threads:");
}


MainWindow::GeneralPage::~GeneralPage()
{
}


void
MainWindow::GeneralPage::SetModel(Model* model)
{
        if (model == fModel)
                return;

        fModel = model;

        if (fModel != NULL) {
                // data source
                fDataSourceView->SetText(fModel->DataSourceName());

                // cpu count
                char buffer[128];
                snprintf(buffer, sizeof(buffer), "%" B_PRId32, fModel->CountCPUs());
                fCPUCountView->SetText(buffer);

                // run time
                nanotime_t runtime = fModel->LastEventTime();
                fRunTimeView->SetText(format_nanotime(runtime, buffer, sizeof(buffer)));

                // idle time
                if (runtime == 0)
                        runtime = 1;
                double idlePercentage = (double)fModel->IdleTime()
                        / (runtime * fModel->CountCPUs()) * 100;
                char timeBuffer[64];
                format_nanotime(fModel->IdleTime(), timeBuffer, sizeof(timeBuffer));
                snprintf(buffer, sizeof(buffer), "%s (%.2f %%)", timeBuffer,
                        idlePercentage);
                fIdleTimeView->SetText(buffer);

                // team count
                snprintf(buffer, sizeof(buffer), "%" B_PRId32, fModel->CountTeams());
                fTeamCountView->SetText(buffer);

                // threads
                snprintf(buffer, sizeof(buffer), "%" B_PRId32, fModel->CountThreads());
                fThreadCountView->SetText(buffer);
        } else {
                fDataSourceView->SetText("");
                fCPUCountView->SetText("");
                fRunTimeView->SetText("");
                fIdleTimeView->SetText("");
                fTeamCountView->SetText("");
                fThreadCountView->SetText("");
        }
}