Add dialog to show statistics

src/icons.qrc

@@ -294,6 +294,7 @@
   <file>Icons/oxygen/network-server.png</file>
   <file>Icons/oxygen/network-wired.png</file>
   <file>Icons/oxygen/object-locked.png</file>
+  <file>Icons/oxygen/office-chart-bar.png</file>
   <file>Icons/oxygen/preferences-desktop.png</file>
   <file>Icons/oxygen/preferences-other.png</file>
   <file>Icons/oxygen/preferences-system-network.png</file>

src/mainwindow.cpp

@@ -123,6 +123,7 @@ MainWindow::MainWindow(QWidget *parent, const QStringList& torrentCmdLine) : QMa
   actionSet_global_download_limit->setIcon(QIcon(QString::fromUtf8(":/Icons/skin/download.png")));
   actionCreate_torrent->setIcon(IconProvider::instance()->getIcon("document-edit"));
   actionAbout->setIcon(IconProvider::instance()->getIcon("help-about"));
+  actionStatistics->setIcon(IconProvider::instance()->getIcon("office-chart-bar"));
   actionBugReport->setIcon(IconProvider::instance()->getIcon("tools-report-bug"));
   actionDecreasePriority->setIcon(IconProvider::instance()->getIcon("go-down"));
   actionDelete->setIcon(IconProvider::instance()->getIcon("list-remove"));
@@ -361,6 +362,8 @@ MainWindow::~MainWindow() {
     delete m_executionLog;
   if (aboutDlg)
     delete aboutDlg;
+  if (statsDlg)
+    delete statsDlg;
   if (options)
     delete options;
   if (downloadFromURLDialog)
@@ -740,6 +743,13 @@ void MainWindow::on_actionAbout_triggered() {
   }
 }
 
+void MainWindow::on_actionStatistics_triggered() {
+  if (statsDlg)
+    statsDlg->setFocus();
+  else
+    statsDlg = new StatsDialog(this);
+}
+
 void MainWindow::showEvent(QShowEvent *e) {
   qDebug("** Show Event **");
 

src/mainwindow.h

@@ -36,6 +36,7 @@
 #include <QPointer>
 #include "ui_mainwindow.h"
 #include "qtorrenthandle.h"
+#include "statsdialog.h"
 
 class QBtSession;
 class downloadFromURL;
@@ -93,6 +94,7 @@ protected slots:
   void dragEnterEvent(QDragEnterEvent *event);
   void toggleVisibility(QSystemTrayIcon::ActivationReason e = QSystemTrayIcon::Trigger);
   void on_actionAbout_triggered();
+  void on_actionStatistics_triggered();
   void on_actionCreate_torrent_triggered();
   void on_actionWebsite_triggered() const;
   void on_actionBugReport_triggered() const;
@@ -165,6 +167,7 @@ private:
   QPointer<options_imp> options;
   QPointer<consoleDlg> console;
   QPointer<about> aboutDlg;
+  QPointer<StatsDialog> statsDlg;
   QPointer<TorrentCreatorDlg> createTorrentDlg;
   QPointer<downloadFromURL> downloadFromURLDialog;
   QPointer<QSystemTrayIcon> systrayIcon;

src/mainwindow.ui

@@ -72,6 +72,7 @@
     <addaction name="separator"/>
     <addaction name="actionOptions"/>
     <addaction name="separator"/>
+    <addaction name="actionStatistics"/>
     <addaction name="menuAuto_Shutdown_on_downloads_completion"/>
    </widget>
    <widget class="QMenu" name="menu_File">
@@ -375,6 +376,11 @@
     <string notr="true">Minimize</string>
    </property>
   </action>
+  <action name="actionStatistics">
+   <property name="text">
+    <string>Statistics</string>
+   </property>
+  </action>
  </widget>
  <resources>
   <include location="icons.qrc"/>

src/src.pro

@@ -149,7 +149,8 @@ nox {
               updownratiodlg.h \
               loglistwidget.h \
               addnewtorrentdialog.h \
-              autoexpandabledialog.h
+              autoexpandabledialog.h \
+              statsdialog.h
 
   SOURCES += mainwindow.cpp \
              ico.cpp \
@@ -167,7 +168,8 @@ nox {
              updownratiodlg.cpp \
              loglistwidget.cpp \
              addnewtorrentdialog.cpp \
-             autoexpandabledialog.cpp
+             autoexpandabledialog.cpp \
+             statsdialog.cpp
 
   win32 {
     HEADERS += programupdater.h
@@ -193,7 +195,8 @@ nox {
            torrentimportdlg.ui \
            executionlog.ui \
            addnewtorrentdialog.ui \
-           autoexpandabledialog.ui
+           autoexpandabledialog.ui \
+           statsdialog.ui
 }
 
 DESTDIR = .

src/statsdialog.cpp

@@ -0,0 +1,109 @@
+/*
+ * Bittorrent Client using Qt4 and libtorrent.
+ * Copyright (C) 2013  Nick Tiskov
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ *
+ * Contact : daymansmail@gmail.com
+ */
+
+#include "statsdialog.h"
+#include "ui_statsdialog.h"
+
+#include "misc.h"
+
+StatsDialog::StatsDialog(QWidget *parent) :   QDialog(parent), ui(new Ui::StatsDialog) {
+  ui->setupUi(this);
+  setAttribute(Qt::WA_DeleteOnClose);
+  connect(ui->buttonOK, SIGNAL(clicked()), SLOT(close()));
+  session = QBtSession::instance();
+  updateUI();
+  t = new QTimer(this);
+  t->setInterval(1500);
+  connect(t, SIGNAL(timeout()), SLOT(updateUI()));
+  t->start();
+  show();
+}
+
+StatsDialog::~StatsDialog() {
+  t->stop();
+  delete t;
+  delete ui;
+}
+
+void StatsDialog::updateUI() {
+  libtorrent::session* s = session->getSession();
+  libtorrent::cache_status cache = s->get_cache_status();
+  libtorrent::session_status ss = s->status();
+
+  // Alltime DL/UL
+  quint64 atd = session->getAlltimeDL();
+  quint64 atu = session->getAlltimeUL();
+  ui->labelAlltimeDL->setText(misc::friendlyUnit(atd));
+  ui->labelAlltimeUL->setText(misc::friendlyUnit(atu));
+  // Total waste (this session)
+  ui->labelWaste->setText(misc::friendlyUnit(ss.total_redundant_bytes + ss.total_failed_bytes));
+  // Global ratio
+  ui->labelGlobalRatio->setText(
+        ( atd > 0 && atu > 0 ) ?
+          QString::number( (qreal)atu / (qreal)atd, 'f', 2) :
+          "-"
+          );
+  // Cache hits
+  ui->labelCacheHits->setText(
+        ( cache.blocks_read > 0 && cache.blocks_read_hit > 0 ) ?
+          QString("%L1\%").arg(100. * (qreal)cache.blocks_read_hit / (qreal)cache.blocks_read, 0, 'f', 2) :
+          "-"
+          );
+  // Buffers size
+  ui->labelTotalBuf->setText(misc::friendlyUnit(cache.total_used_buffers * 16 * 1024));
+  // Disk overload (100%) equivalent
+  // From lt manual: disk_write_queue and disk_read_queue are the number of peers currently waiting on a disk write or disk read
+  // to complete before it receives or sends any more data on the socket. It'a a metric of how disk bound you are.
+
+  // num_peers is not reliable (adds up peers, which didn't even overcome tcp handshake)
+  const std::vector<libtorrent::torrent_handle> torrents = session->getTorrents();
+  std::vector<libtorrent::torrent_handle>::const_iterator iBegin = torrents.begin();
+  std::vector<libtorrent::torrent_handle>::const_iterator iEnd = torrents.begin();
+  quint32 peers = 0;
+  for ( ; iBegin < iEnd ; ++iBegin)
+    peers += (*iBegin).status().num_peers;
+  ui->labelWriteStarve->setText(
+        ( ss.disk_write_queue > 0 && peers > 0 ) ?
+          QString("%L1\%").arg(100. * (qreal)ss.disk_write_queue / (qreal)peers, 0, 'f', 2) :
+          QString("0\%")
+        );
+  ui->labelReadStarve->setText(
+        ( ss.disk_read_queue > 0 && peers > 0 ) ?
+          QString("%L1\%").arg(100. * (qreal)ss.disk_read_queue / (qreal)peers, 0, 'f', 2) :
+          QString("0\%")
+      );
+  // Disk queues
+  ui->labelQueuedJobs->setText(QString::number(cache.job_queue_length));
+  ui->labelJobsTime->setText(QString::number(cache.average_job_time));
+  ui->labelQueuedBytes->setText(misc::friendlyUnit(cache.queued_bytes));
+
+  // Total connected peers
+  ui->labelPeers->setText(QString::number(ss.num_peers));
+}

src/statsdialog.h

@@ -0,0 +1,58 @@
+/*
+ * Bittorrent Client using Qt4 and libtorrent.
+ * Copyright (C) 2013  Nick Tiskov
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ *
+ * Contact : daymansmail@gmail.com
+ */
+
+#ifndef STATSDIALOG_H
+#define STATSDIALOG_H
+
+#include <QDialog>
+#include <QTimer>
+#include "qbtsession.h"
+
+namespace Ui {
+  class StatsDialog;
+}
+
+class StatsDialog : public QDialog {
+  Q_OBJECT
+
+public:
+  explicit StatsDialog(QWidget *parent = 0);
+  ~StatsDialog();
+
+private slots:
+  void updateUI();
+
+private:
+  Ui::StatsDialog *ui;
+  QBtSession* session;
+  QTimer* t;
+};
+
+#endif // STATSDIALOG_H

src/statsdialog.ui

@@ -0,0 +1,253 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>StatsDialog</class>
+ <widget class="QDialog" name="StatsDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>273</width>
+    <height>395</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Statistics</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QGroupBox" name="groupUser">
+     <property name="title">
+      <string>User statistics</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_2">
+      <item row="11" column="0">
+       <widget class="QLabel" name="labelPeersText">
+        <property name="text">
+         <string>Total peer connections:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="0">
+       <widget class="QLabel" name="labelGlobalRatioText">
+        <property name="text">
+         <string>Global ratio:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="11" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelPeers">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="0">
+       <widget class="QLabel" name="labelAlltimeDLText">
+        <property name="text">
+         <string>Alltime download:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelAlltimeUL">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelAlltimeDL">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="0">
+       <widget class="QLabel" name="labelAlltimeULText">
+        <property name="text">
+         <string>Alltime upload:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelGlobalRatio">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="0">
+       <widget class="QLabel" name="labelWasteText">
+        <property name="text">
+         <string>Total waste (this session):</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelWaste">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QGroupBox" name="groupCache">
+     <property name="title">
+      <string>Cache statistics</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout">
+      <item row="1" column="0">
+       <widget class="QLabel" name="labelCacheHitsText">
+        <property name="text">
+         <string>Read cache Hits:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelCacheHits">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelTotalBuf">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="0">
+       <widget class="QLabel" name="labelTotalBufText">
+        <property name="text">
+         <string>Total buffers size:</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QGroupBox" name="groupPerf">
+     <property name="title">
+      <string>Performance statistics</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_3">
+      <item row="3" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelJobsTime">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelQueuedJobs">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelWriteStarve">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelReadStarve">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="0">
+       <widget class="QLabel" name="labelQueuedJobsText">
+        <property name="text">
+         <string>Queued I/O jobs:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="0">
+       <widget class="QLabel" name="labelWriteStarveText">
+        <property name="text">
+         <string>Write cache overload:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="0">
+       <widget class="QLabel" name="labelJobsTimeText">
+        <property name="text">
+         <string>Average time in queue (ms):</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="0">
+       <widget class="QLabel" name="labelReadStarveText">
+        <property name="text">
+         <string>Read cache overload:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="0">
+       <widget class="QLabel" name="labelQueuedBytesText">
+        <property name="text">
+         <string>Total queued size:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="1" alignment="Qt::AlignRight">
+       <widget class="QLabel" name="labelQueuedBytes">
+        <property name="text">
+         <string notr="true">TextLabel</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>40</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <spacer name="horizontalSpacer">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item>
+      <widget class="QPushButton" name="buttonOK">
+       <property name="text">
+        <string>OK</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>