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#include "filetransferdialog.h"
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <stdlib.h>
FileTransferDialog::FileTransferDialog(QByteArray peer_id, QString filename, quint64 size,
TransferDirection drct, QWidget *parent) :
peer_id_(peer_id),
QDialog(parent),
dir_(drct),
filename_(filename),
filesize_(size)
{
QVBoxLayout *layout = new QVBoxLayout(this);
QHBoxLayout *btlayout = new QHBoxLayout(this);
lbFilename = new QLabel(this);
lbProgressStatus = new QLabel(this);
lbTransferSpeed = new QLabel(this);
lbRemainingTime = new QLabel(this);
pgbar = new QProgressBar(this);
leftbutton = new QPushButton(this);
rightbutton = new QPushButton(this);
layout->addWidget(lbFilename);
layout->addWidget(lbProgressStatus);
layout->addWidget(lbTransferSpeed);
layout->addWidget(lbRemainingTime);
layout->addWidget(pgbar);
layout->addLayout(btlayout);
btlayout->addWidget(leftbutton);
btlayout->addWidget(rightbutton);
if (drct == RECEIVING)
{
leftbutton->setText(tr("Accept"));
rightbutton->setText(tr("Deny"));
setWindowTitle(tr("Receiving file %1").arg(filename_));
}
else if (drct == SENDING)
{
leftbutton->setText(tr("Pause"));
rightbutton->setText(tr("Cancel"));
setWindowTitle(tr("Sending file %1").arg(filename_));
}
lbFilename->setText(filename_);
pgbar->setMinimum(0);
pgbar->setMaximum(100);
update(0);
timer = new QTimer(this);
connect(timer, SIGNAL(timeout()), this, SLOT(timeout()));
timer->start(1000);
progress_ = 0;
prevprogress_ = 0;
connect(leftbutton, SIGNAL(clicked()), this, SLOT(leftbuttonclick()));
connect(rightbutton, SIGNAL(clicked()), this, SLOT(rightbuttonclick()));
}
void FileTransferDialog::update(quint64 progress)
{
progress_ = progress;
percents = (double)progress / filesize_ * 100.0;
lbProgressStatus->setText(bytestoHumanBase2(progress) + " / "
+ bytestoHumanBase2(filesize_) + QString(" %1 %").arg((int)percents));
pgbar->setValue(percents);
if (progress == filesize_)
{
leftbutton->setEnabled(false);
rightbutton->setEnabled(false);
}
}
void FileTransferDialog::leftbuttonclick()
{
if (dir_ == RECEIVING)
{
if (leftbutton->text() == tr("Accept"))
{
leftbutton->setText("Pause");
rightbutton->setText("Cancel");
emit acceptedFile(peer_id_);
return;
}
}
if (leftbutton->text() == tr("Pause"))
{
leftbutton->setText(tr("Resume"));
emit pausedFile(peer_id_, this);
}
else if (leftbutton->text() == tr("Resume"))
{
leftbutton->setText(tr("Pause"));
emit resumedFile(peer_id_, this);
}
}
void FileTransferDialog::rightbuttonclick()
{
if (dir_ == RECEIVING)
{
if (rightbutton->text() == tr("Deny"))
{
emit deniedFile(peer_id_);
return;
}
}
if (rightbutton->text() == tr("Cancel"))
{
emit cancelledFile(peer_id_, this);
}
}
QString FileTransferDialog::bytestoHumanBase2(quint64 bytes)
{
const char* units[] = {"B", "KiB", "MiB", "GiB", "TiB", "PiB"};
int i = 0;
double size = bytes;
while (size > 1024)
{
size /= 1024;
i++;
}
return QString("%1 %2").arg(size, 6, 'f', i ? 2 : 0).arg(units[i]);
}
QString FileTransferDialog::bytestoHumanBase10(quint64 bytes)
{
const char* units[] = {"B", "kB", "MB", "GB", "TB", "PB"};
int i = 0;
double size = bytes;
while (size > 1000)
{
size /= 1000;
i++;
}
return QString("%1 %2").arg(size, 6, 'f', i ? 2 : 0).arg(units[i]);
}
QString FileTransferDialog::timeLeft(quint64 seconds)
{
if (seconds < 60)
{
return QString(tr("%1 seconds")).arg(seconds);
}
int minutes = seconds/60;
int hours = minutes/60;
double days = (double)hours/24.0;
if (days > 1.0 )
return QString(tr("%1 days")).arg(days, 6, 'f', 1);
if (hours > 0)
return QString("%1:%2").arg(hours).arg(minutes % 60);
return QString("%1:%2").arg(minutes).arg(seconds % 60);
}
void FileTransferDialog::timeout()
{
if (progress_ >= filesize_)
return;
quint64 bps = progress_ - prevprogress_;
prevprogress_ = progress_;
if (bps != 0)
{
quint64 secondsleft = (filesize_ - progress_)/bps;
lbRemainingTime->setText(timeLeft(secondsleft));
}
else
lbRemainingTime->setText(QString());
lbTransferSpeed->setText(bytestoHumanBase10(bps) + tr("/s"));
}
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