////  DomainConnectionDialog.cpp//  interface/src/ui////  Created by Stephen Birarda on 05/26/15.//  Copyright 2015 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #include <QtCore/QMetaEnum>#include <QtWidgets/QHBoxLayout>#include <QtWidgets/QHeaderView>#include <QtWidgets/QTableWidget> #include <NodeList.h>#include <NumericalConstants.h> #include "DomainConnectionDialog.h" DomainConnectionDialog::DomainConnectionDialog(QWidget* parent) :    QDialog(parent, Qt::Window | Qt::WindowCloseButtonHint){    setWindowTitle("Domain Connection Timing");    setAttribute(Qt::WA_DeleteOnClose);     // setup a QTableWidget so we can populate it with our values    QTableWidget* timeTable = new QTableWidget;     const QStringList TABLE_HEADERS = QStringList() << "Name" << "Timestamp (ms)" << "Delta (ms)" << "Time elapsed (ms)";     timeTable->setColumnCount(TABLE_HEADERS.size());     // ask the NodeList for the current values for connection times    QMap<NodeList::ConnectionStep, quint64> times = DependencyManager::get<NodeList>()->getLastConnectionTimes();     timeTable->setRowCount(times.size());     timeTable->setHorizontalHeaderLabels(TABLE_HEADERS);     // setup our data with the values from the NodeList    quint64 firstStepTime = times[NodeList::ConnectionStep::LookupAddress] / USECS_PER_MSEC;    quint64 lastStepTime = firstStepTime;     int thisRow = 0;     const QMetaObject &nodeListMeta = NodeList::staticMetaObject;    QMetaEnum stepEnum = nodeListMeta.enumerator(nodeListMeta.indexOfEnumerator("ConnectionStep"));     for (int i = 0; i < stepEnum.keyCount(); i++) {        NodeList::ConnectionStep step = static_cast<NodeList::ConnectionStep>(i);         if (times.contains(step)) {            // When did this step occur, how long since the last step, how long since the start?            quint64 stepTime = times[step] / USECS_PER_MSEC;            quint64 delta = (stepTime - lastStepTime);            quint64 elapsed = stepTime - firstStepTime;             lastStepTime = stepTime;             // setup the columns for this row in the table            timeTable->setItem(thisRow, 0, new QTableWidgetItem(stepEnum.valueToKey(i)));            timeTable->setItem(thisRow, 1, new QTableWidgetItem(QString::number(stepTime)));            timeTable->setItem(thisRow, 2, new QTableWidgetItem(QString::number(delta)));            timeTable->setItem(thisRow, 3, new QTableWidgetItem(QString::number(elapsed)));             ++thisRow;        }    }     QHBoxLayout* hBoxLayout = new QHBoxLayout;    hBoxLayout->addWidget(timeTable);    hBoxLayout->setSizeConstraint(QLayout::SetMinimumSize);     timeTable->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);    timeTable->resizeColumnsToContents();     // figure out the size of the table so we can size the dialog    int tableWidth = timeTable->verticalHeader()->sizeHint().width();    for (int i = 0; i < timeTable->columnCount(); i++) {        tableWidth += timeTable->columnWidth(i);    }     int tableHeight = timeTable->horizontalHeader()->sizeHint().height();    for (int i = 0; i < timeTable->rowCount(); i++) {        tableHeight += timeTable->rowHeight(i);    }     timeTable->setMinimumSize(tableWidth, tableHeight);     setLayout(hBoxLayout);    adjustSize();}