////  BandwidthDialog.cpp//  interface/src/ui////  Created by Tobias Schwinger on 6/21/13.//  Copyright 2013 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 <cstdio> #include "ui/BandwidthDialog.h" #include <QFormLayout>#include <QDialogButtonBox> #include <QPalette>#include <QColor> BandwidthDialog::BandwidthDialog(QWidget* parent, BandwidthMeter* model) :    QDialog(parent, Qt::Window | Qt::WindowCloseButtonHint | Qt::WindowStaysOnTopHint),    _model(model) {     char strBuf[64];     this->setWindowTitle("Bandwidth Details");     // Create layouter    QFormLayout* form = new QFormLayout();    this->QDialog::setLayout(form);     // Setup labels    for (size_t i = 0; i < BandwidthMeter::N_STREAMS; ++i) {        bool input = i % 2 == 0;        BandwidthMeter::ChannelInfo& ch = _model->channelInfo(BandwidthMeter::ChannelIndex(i / 2));        QLabel* label = _labels[i] = new QLabel();          label->setAlignment(Qt::AlignRight);         // Set foreground color to 62.5% brightness of the meter (otherwise will be hard to read on the bright background)        QPalette palette = label->palette();        unsigned rgb = ch.colorRGBA >> 8;        rgb = ((rgb & 0xfefefeu) >> 1) + ((rgb & 0xf8f8f8) >> 3);        palette.setColor(QPalette::WindowText, QColor::fromRgb(rgb));        label->setPalette(palette);         snprintf(strBuf, sizeof(strBuf), " %s %s Bandwidth:", input ? "Input" : "Output", ch.caption);        form->addRow(strBuf, label);    }} BandwidthDialog::~BandwidthDialog() {    for (size_t i = 0; i < BandwidthMeter::N_STREAMS; ++i) {        delete _labels[i];    }} void BandwidthDialog::paintEvent(QPaintEvent* event) {     // Update labels    char strBuf[64];    for (size_t i = 0; i < BandwidthMeter::N_STREAMS; ++i) {        BandwidthMeter::ChannelIndex chIdx = BandwidthMeter::ChannelIndex(i / 2);        bool input = i % 2 == 0;        BandwidthMeter::ChannelInfo& ch = _model->channelInfo(chIdx);        BandwidthMeter::Stream& s = input ? _model->inputStream(chIdx) : _model->outputStream(chIdx);        QLabel* label = _labels[i];        snprintf(strBuf, sizeof(strBuf), "%0.2f %s", s.getValue() * ch.unitScale, ch.unitCaption);        label->setText(strBuf);    }     this->QDialog::paintEvent(event);    this->setFixedSize(this->width(), this->height());} void BandwidthDialog::reject() {     // Just regularly close upon ESC    this->QDialog::close();} void BandwidthDialog::closeEvent(QCloseEvent* event) {     this->QDialog::closeEvent(event);    emit closed();}