mirror of
https://github.com/qbittorrent/qBittorrent.git
synced 2024-10-22 18:56:08 +03:00
119 lines
3.8 KiB
C++
119 lines
3.8 KiB
C++
/*
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* Bittorrent Client using Qt4 and libtorrent.
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* Copyright (C) 2006 Christophe Dumez
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link this program with the OpenSSL project's "OpenSSL" library (or with
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* modified versions of it that use the same license as the "OpenSSL" library),
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* and distribute the linked executables. You must obey the GNU General Public
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* License in all respects for all of the code used other than "OpenSSL". If you
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* modify file(s), you may extend this exception to your version of the file(s),
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* but you are not obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*
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* Contact : chris@qbittorrent.org
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*/
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#ifndef BANDWIDTH_ALLOCATION_H
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#define BANDWIDTH_ALLOCATION_H
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#include <QDialog>
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#include <QList>
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#include "ui_bandwidth_limit.h"
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#include "misc.h"
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#include "qbtsession.h"
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class SpeedLimitDialog : public QDialog, private Ui_bandwidth_dlg {
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Q_OBJECT
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public:
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SpeedLimitDialog(QWidget *parent=0): QDialog(parent) {
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setupUi(this);
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qDebug("Bandwidth allocation dialog creation");
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// Connect to slots
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connect(bandwidthSlider, SIGNAL(valueChanged(int)), this, SLOT(updateSpinValue(int)));
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connect(spinBandwidth, SIGNAL(valueChanged(int)), this, SLOT(updateSliderValue(int)));
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move(misc::screenCenter(this));
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}
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~SpeedLimitDialog() {
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qDebug("Deleting bandwidth allocation dialog");
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}
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// -2: if cancel
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static long askSpeedLimit(bool *ok, QString title, long default_value, long max_value=10240000) {
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SpeedLimitDialog dlg;
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dlg.setWindowTitle(title);
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dlg.setMaxValue(max_value/1024.);
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dlg.setDefaultValue(default_value/1024.);
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if (dlg.exec() == QDialog::Accepted) {
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*ok = true;
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int val = dlg.getSpeedLimit();
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if (val <= 0)
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return -1;
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return val*1024;
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} else {
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*ok = false;
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return -2;
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}
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}
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protected slots:
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void updateSpinValue(int val) const {
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qDebug("Called updateSpinValue with %d", val);
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if (val <= 0) {
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spinBandwidth->setValue(0);
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spinBandwidth->setSpecialValueText(QString::fromUtf8("∞"));
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spinBandwidth->setSuffix(QString::fromUtf8(""));
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}else{
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spinBandwidth->setValue(val);
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spinBandwidth->setSuffix(" "+tr("KiB/s"));
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}
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}
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void updateSliderValue(int val) const {
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if (val <= 0) {
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spinBandwidth->setValue(0);
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spinBandwidth->setSpecialValueText(QString::fromUtf8("∞"));
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spinBandwidth->setSuffix(QString::fromUtf8(""));
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}
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bandwidthSlider->setValue(val);
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}
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long getSpeedLimit() const {
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long val = bandwidthSlider->value();
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if (val > 0)
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return val;
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return -1;
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}
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void setMaxValue(long val) const {
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if (val > 0) {
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bandwidthSlider->setMaximum(val);
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spinBandwidth->setMaximum(val);
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}
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}
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void setDefaultValue(long val) const {
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if (val < 0) val = 0;
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if (val > bandwidthSlider->maximum()) val = bandwidthSlider->maximum();
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bandwidthSlider->setValue(val);
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updateSpinValue(val);
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}
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};
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#endif
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