src/gui/statusbar.cpp

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  *
  19  * In addition, as a special exception, the copyright holders give permission to
  20  * link this program with the OpenSSL project's "OpenSSL" library (or with
  21  * modified versions of it that use the same license as the "OpenSSL" library),
  22  * and distribute the linked executables. You must obey the GNU General Public
  23  * License in all respects for all of the code used other than "OpenSSL".  If you
  24  * modify file(s), you may extend this exception to your version of the file(s),
  25  * but you are not obligated to do so. If you do not wish to do so, delete this
  26  * exception statement from your version.
  27  */
  28
  29 #include "statusbar.h"
  30
  31 #include <QApplication>
  32 #include <QDebug>
  33 #include <QFrame>
  34 #include <QHBoxLayout>
  35 #include <QLabel>
  36 #include <QPushButton>
  37 #include <QStyle>
  38
  39 #include "base/bittorrent/session.h"
  40 #include "base/bittorrent/sessionstatus.h"
  41 #include "base/utils/misc.h"
  42 #include "speedlimitdialog.h"
  43 #include "uithememanager.h"
  44 #include "utils.h"
  45
  46 StatusBar::StatusBar(QWidget *parent)
  47     : QStatusBar(parent)
  48 {
  49 #ifndef Q_OS_MACOS
  50     // Redefining global stylesheet breaks certain elements on mac like tabs.
  51     // Qt checks whether the stylesheet class inherts("QMacStyle") and this becomes false.
  52     setStyleSheet("QStatusBar::item { border-width: 0; }");
  53 #endif
  54
  55     BitTorrent::Session *const session = BitTorrent::Session::instance();
  56     connect(session, &BitTorrent::Session::speedLimitModeChanged, this, &StatusBar::updateAltSpeedsBtn);
  57     QWidget *container = new QWidget(this);
  58     auto *layout = new QHBoxLayout(container);
  59     layout->setContentsMargins(0,0,0,0);
  60
  61     container->setLayout(layout);
  62     m_connecStatusLblIcon = new QPushButton(this);
  63     m_connecStatusLblIcon->setFlat(true);
  64     m_connecStatusLblIcon->setFocusPolicy(Qt::NoFocus);
  65     m_connecStatusLblIcon->setCursor(Qt::PointingHandCursor);
  66     m_connecStatusLblIcon->setIcon(UIThemeManager::instance()->getIcon(QLatin1String("firewalled")));
  67     m_connecStatusLblIcon->setToolTip(
  68         QString::fromLatin1("<b>%1</b><br><i>%2</i>").arg(tr("Connection status:")
  69             , tr("No direct connections. This may indicate network configuration problems.")));
  70     connect(m_connecStatusLblIcon, &QAbstractButton::clicked, this, &StatusBar::connectionButtonClicked);
  71
  72     m_dlSpeedLbl = new QPushButton(this);
  73     m_dlSpeedLbl->setIcon(UIThemeManager::instance()->getIcon(QLatin1String("downloading_small")));
  74     connect(m_dlSpeedLbl, &QAbstractButton::clicked, this, &StatusBar::capSpeed);
  75     m_dlSpeedLbl->setFlat(true);
  76     m_dlSpeedLbl->setFocusPolicy(Qt::NoFocus);
  77     m_dlSpeedLbl->setCursor(Qt::PointingHandCursor);
  78     m_dlSpeedLbl->setStyleSheet("text-align:left;");
  79     m_dlSpeedLbl->setMinimumWidth(200);
  80
  81     m_upSpeedLbl = new QPushButton(this);
  82     m_upSpeedLbl->setIcon(UIThemeManager::instance()->getIcon(QLatin1String("seeding")));
  83     connect(m_upSpeedLbl, &QAbstractButton::clicked, this, &StatusBar::capSpeed);
  84     m_upSpeedLbl->setFlat(true);
  85     m_upSpeedLbl->setFocusPolicy(Qt::NoFocus);
  86     m_upSpeedLbl->setCursor(Qt::PointingHandCursor);
  87     m_upSpeedLbl->setStyleSheet("text-align:left;");
  88     m_upSpeedLbl->setMinimumWidth(200);
  89
  90     m_DHTLbl = new QLabel(tr("DHT: %1 nodes").arg(0), this);
  91     m_DHTLbl->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Preferred);
  92
  93     m_altSpeedsBtn = new QPushButton(this);
  94     m_altSpeedsBtn->setFlat(true);
  95     m_altSpeedsBtn->setFocusPolicy(Qt::NoFocus);
  96     m_altSpeedsBtn->setCursor(Qt::PointingHandCursor);
  97     updateAltSpeedsBtn(session->isAltGlobalSpeedLimitEnabled());
  98     connect(m_altSpeedsBtn, &QAbstractButton::clicked, this, &StatusBar::alternativeSpeedsButtonClicked);
  99
 100     // Because on some platforms the default icon size is bigger
 101     // and it will result in taller/fatter statusbar, even if the
 102     // icons are actually 16x16
 103     m_connecStatusLblIcon->setIconSize(Utils::Gui::smallIconSize());
 104     m_dlSpeedLbl->setIconSize(Utils::Gui::smallIconSize());
 105     m_upSpeedLbl->setIconSize(Utils::Gui::smallIconSize());
 106     m_altSpeedsBtn->setIconSize(QSize(Utils::Gui::mediumIconSize().width(), Utils::Gui::smallIconSize().height()));
 107
 108     // Set to the known maximum width(plus some padding)
 109     // so the speed widgets will take the rest of the space
 110     m_connecStatusLblIcon->setMaximumWidth(Utils::Gui::largeIconSize().width());
 111     m_altSpeedsBtn->setMaximumWidth(Utils::Gui::largeIconSize().width());
 112
 113     QFrame *statusSep1 = new QFrame(this);
 114     statusSep1->setFrameStyle(QFrame::VLine);
 115 #ifndef Q_OS_MACOS
 116     statusSep1->setFrameShadow(QFrame::Raised);
 117 #endif
 118     QFrame *statusSep2 = new QFrame(this);
 119     statusSep2->setFrameStyle(QFrame::VLine);
 120 #ifndef Q_OS_MACOS
 121     statusSep2->setFrameShadow(QFrame::Raised);
 122 #endif
 123     QFrame *statusSep3 = new QFrame(this);
 124     statusSep3->setFrameStyle(QFrame::VLine);
 125 #ifndef Q_OS_MACOS
 126     statusSep3->setFrameShadow(QFrame::Raised);
 127 #endif
 128     QFrame *statusSep4 = new QFrame(this);
 129     statusSep4->setFrameStyle(QFrame::VLine);
 130 #ifndef Q_OS_MACOS
 131     statusSep4->setFrameShadow(QFrame::Raised);
 132 #endif
 133     layout->addWidget(m_DHTLbl);
 134     layout->addWidget(statusSep1);
 135     layout->addWidget(m_connecStatusLblIcon);
 136     layout->addWidget(statusSep2);
 137     layout->addWidget(m_altSpeedsBtn);
 138     layout->addWidget(statusSep4);
 139     layout->addWidget(m_dlSpeedLbl);
 140     layout->addWidget(statusSep3);
 141     layout->addWidget(m_upSpeedLbl);
 142
 143     addPermanentWidget(container);
 144     setStyleSheet("QWidget {margin: 0;}");
 145     container->adjustSize();
 146     adjustSize();
 147     // Is DHT enabled
 148     m_DHTLbl->setVisible(session->isDHTEnabled());
 149     refresh();
 150     connect(session, &BitTorrent::Session::statsUpdated, this, &StatusBar::refresh);
 151 }
 152
 153 StatusBar::~StatusBar()
 154 {
 155     qDebug() << Q_FUNC_INFO;
 156 }
 157
 158 void StatusBar::showRestartRequired()
 159 {
 160     // Restart required notification
 161     const QString restartText = tr("qBittorrent needs to be restarted!");
 162     QLabel *restartIconLbl = new QLabel(this);
 163     restartIconLbl->setPixmap(style()->standardPixmap(QStyle::SP_MessageBoxWarning));
 164     restartIconLbl->setToolTip(restartText);
 165     insertWidget(0, restartIconLbl);
 166
 167     QLabel *restartLbl = new QLabel(this);
 168     restartLbl->setText(restartText);
 169     insertWidget(1, restartLbl);
 170 }
 171
 172 void StatusBar::updateConnectionStatus()
 173 {
 174     const BitTorrent::SessionStatus &sessionStatus = BitTorrent::Session::instance()->status();
 175
 176     if (!BitTorrent::Session::instance()->isListening())
 177     {
 178         m_connecStatusLblIcon->setIcon(UIThemeManager::instance()->getIcon(QLatin1String("disconnected")));
 179         m_connecStatusLblIcon->setToolTip(QLatin1String("<b>") + tr("Connection Status:") + QLatin1String("</b><br>") + tr("Offline. This usually means that qBittorrent failed to listen on the selected port for incoming connections."));
 180     }
 181     else
 182     {
 183         if (sessionStatus.hasIncomingConnections)
 184         {
 185             // Connection OK
 186             m_connecStatusLblIcon->setIcon(UIThemeManager::instance()->getIcon(QLatin1String("connected")));
 187             m_connecStatusLblIcon->setToolTip(QLatin1String("<b>") + tr("Connection Status:") + QLatin1String("</b><br>") + tr("Online"));
 188         }
 189         else
 190         {
 191             m_connecStatusLblIcon->setIcon(UIThemeManager::instance()->getIcon(QLatin1String("firewalled")));
 192             m_connecStatusLblIcon->setToolTip(QLatin1String("<b>") + tr("Connection status:") + QLatin1String("</b><br>") + QLatin1String("<i>") + tr("No direct connections. This may indicate network configuration problems.") + QLatin1String("</i>"));
 193         }
 194     }
 195 }
 196
 197 void StatusBar::updateDHTNodesNumber()
 198 {
 199     if (BitTorrent::Session::instance()->isDHTEnabled())
 200     {
 201         m_DHTLbl->setVisible(true);
 202         m_DHTLbl->setText(tr("DHT: %1 nodes")
 203                           .arg(BitTorrent::Session::instance()->status().dhtNodes));
 204     }
 205     else
 206     {
 207         m_DHTLbl->setVisible(false);
 208     }
 209 }
 210
 211 void StatusBar::updateSpeedLabels()
 212 {
 213     const BitTorrent::SessionStatus &sessionStatus = BitTorrent::Session::instance()->status();
 214
 215     QString dlSpeedLbl = Utils::Misc::friendlyUnit(sessionStatus.payloadDownloadRate, true);
 216     const int dlSpeedLimit = BitTorrent::Session::instance()->downloadSpeedLimit();
 217     if (dlSpeedLimit > 0)
 218         dlSpeedLbl += " [" + Utils::Misc::friendlyUnit(dlSpeedLimit, true) + ']';
 219     dlSpeedLbl += " (" + Utils::Misc::friendlyUnit(sessionStatus.totalPayloadDownload) + ')';
 220     m_dlSpeedLbl->setText(dlSpeedLbl);
 221
 222     QString upSpeedLbl = Utils::Misc::friendlyUnit(sessionStatus.payloadUploadRate, true);
 223     const int upSpeedLimit = BitTorrent::Session::instance()->uploadSpeedLimit();
 224     if (upSpeedLimit > 0)
 225         upSpeedLbl += " [" + Utils::Misc::friendlyUnit(upSpeedLimit, true) + ']';
 226     upSpeedLbl += " (" + Utils::Misc::friendlyUnit(sessionStatus.totalPayloadUpload) + ')';
 227     m_upSpeedLbl->setText(upSpeedLbl);
 228 }
 229
 230 void StatusBar::refresh()
 231 {
 232     updateConnectionStatus();
 233     updateDHTNodesNumber();
 234     updateSpeedLabels();
 235 }
 236
 237 void StatusBar::updateAltSpeedsBtn(bool alternative)
 238 {
 239     if (alternative)
 240     {
 241         m_altSpeedsBtn->setIcon(UIThemeManager::instance()->getIcon(QLatin1String("slow")));
 242         m_altSpeedsBtn->setToolTip(tr("Click to switch to regular speed limits"));
 243         m_altSpeedsBtn->setDown(true);
 244     }
 245     else
 246     {
 247         m_altSpeedsBtn->setIcon(UIThemeManager::instance()->getIcon(QLatin1String("slow_off")));
 248         m_altSpeedsBtn->setToolTip(tr("Click to switch to alternative speed limits"));
 249         m_altSpeedsBtn->setDown(false);
 250     }
 251     refresh();
 252 }
 253
 254 void StatusBar::capSpeed()
 255 {
 256     auto dialog = new SpeedLimitDialog {parentWidget()};
 257     dialog->setAttribute(Qt::WA_DeleteOnClose);
 258     dialog->open();
 259 }