Add "Hide zero values" option. Closes #3543.

src/base/preferences.cpp

@@ -273,6 +273,16 @@ void Preferences::setAlternatingRowColors(bool b)
     setValue("Preferences/General/AlternatingRowColors", b);
 }
 
+bool Preferences::getHideZeroValues() const
+{
+    return value("Preferences/General/HideZeroValues", false).toBool();
+}
+
+void Preferences::setHideZeroValues(bool b)
+{
+    setValue("Preferences/General/HideZeroValues", b);
+}
+
 bool Preferences::useRandomPort() const
 {
     return value("Preferences/General/UseRandomPort", false).toBool();

src/base/preferences.h

@@ -132,6 +132,8 @@ public:
     void showSpeedInTitleBar(bool show);
     bool useAlternatingRowColors() const;
     void setAlternatingRowColors(bool b);
+    bool getHideZeroValues() const;
+    void setHideZeroValues(bool b);
     bool useRandomPort() const;
     void setRandomPort(bool b);
     bool systrayIntegration() const;

src/gui/options.ui

@@ -163,7 +163,7 @@
              <x>0</x>
              <y>0</y>
              <width>480</width>
-             <height>672</height>
+             <height>698</height>
             </rect>
            </property>
            <layout class="QVBoxLayout" name="verticalLayout_9">
@@ -257,6 +257,13 @@
                  </property>
                 </widget>
                </item>
+               <item>
+                <widget class="QCheckBox" name="checkHideZero">
+                 <property name="text">
+                  <string>Hide zero and infinity values</string>
+                 </property>
+                </widget>
+               </item>
                <item>
                 <widget class="QGroupBox" name="groupBox_7">
                  <property name="font">

src/gui/options_imp.cpp

@@ -141,6 +141,7 @@ options_imp::options_imp(QWidget *parent)
     connect(comboI18n, SIGNAL(currentIndexChanged(int)), this, SLOT(enableApplyButton()));
     connect(confirmDeletion, SIGNAL(toggled(bool)), this, SLOT(enableApplyButton()));
     connect(checkAltRowColors, SIGNAL(toggled(bool)), this, SLOT(enableApplyButton()));
+    connect(checkHideZero, SIGNAL(toggled(bool)), this, SLOT(enableApplyButton()));
     connect(checkShowSystray, SIGNAL(toggled(bool)), this, SLOT(enableApplyButton()));
     connect(checkCloseToSystray, SIGNAL(toggled(bool)), this, SLOT(enableApplyButton()));
     connect(checkMinimizeToSysTray, SIGNAL(toggled(bool)), this, SLOT(enableApplyButton()));
@@ -392,6 +393,7 @@ void options_imp::saveOptions()
     pref->setLocale(locale);
     pref->setConfirmTorrentDeletion(confirmDeletion->isChecked());
     pref->setAlternatingRowColors(checkAltRowColors->isChecked());
+    pref->setHideZeroValues(checkHideZero->isChecked());
     pref->setSystrayIntegration(systrayIntegration());
     pref->setTrayIconStyle(TrayIcon::Style(comboTrayIcon->currentIndex()));
     pref->setCloseToTray(closeToTray());
@@ -573,6 +575,7 @@ void options_imp::loadOptions()
     setLocale(pref->getLocale());
     confirmDeletion->setChecked(pref->confirmTorrentDeletion());
     checkAltRowColors->setChecked(pref->useAlternatingRowColors());
+    checkHideZero->setChecked(pref->getHideZeroValues());
 
     checkShowSplash->setChecked(!pref->isSplashScreenDisabled());
     checkStartMinimized->setChecked(pref->startMinimized());

src/gui/transferlistdelegate.cpp

@@ -39,6 +39,8 @@
 #include "torrentmodel.h"
 #include "base/bittorrent/session.h"
 #include "base/bittorrent/torrenthandle.h"
+#include "base/types.h"
+#include "base/preferences.h"
 #include "base/unicodestrings.h"
 
 #ifdef Q_OS_WIN
@@ -54,6 +56,7 @@ TransferListDelegate::TransferListDelegate(QObject *parent) : QItemDelegate(pare
 TransferListDelegate::~TransferListDelegate() {}
 
 void TransferListDelegate::paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const {
+  const bool hideValues = Preferences::instance()->getHideZeroValues();
   QStyleOptionViewItemV2 opt = QItemDelegate::setOptions(index, option);
   painter->save();
   switch(index.column()) {
@@ -66,10 +69,14 @@ void TransferListDelegate::paint(QPainter * painter, const QStyleOptionViewItem
   case TorrentModel::TR_SIZE:
   case TorrentModel::TR_TOTAL_SIZE: {
       QItemDelegate::drawBackground(painter, opt, index);
+      qlonglong size = index.data().toLongLong();
+      if (hideValues && !size)
+        break;
       opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter;
-      QItemDelegate::drawDisplay(painter, opt, option.rect, Utils::Misc::friendlyUnit(index.data().toLongLong()));
+      QItemDelegate::drawDisplay(painter, opt, option.rect, Utils::Misc::friendlyUnit(size));
       break;
     }
+
   case TorrentModel::TR_ETA: {
       QItemDelegate::drawBackground(painter, opt, index);
       opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter;
@@ -152,6 +159,8 @@ void TransferListDelegate::paint(QPainter * painter, const QStyleOptionViewItem
   case TorrentModel::TR_DLSPEED: {
       QItemDelegate::drawBackground(painter, opt, index);
       const qulonglong speed = index.data().toULongLong();
+      if (hideValues && !speed)
+        break;
       opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter;
       QItemDelegate::drawDisplay(painter, opt, opt.rect, Utils::Misc::friendlyUnit(speed, true));
       break;
@@ -160,6 +169,8 @@ void TransferListDelegate::paint(QPainter * painter, const QStyleOptionViewItem
   case TorrentModel::TR_DLLIMIT: {
     QItemDelegate::drawBackground(painter, opt, index);
     const qlonglong limit = index.data().toLongLong();
+    if (hideValues && !limit)
+      break;
     opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter;
     QItemDelegate::drawDisplay(painter, opt, opt.rect, limit > 0 ? Utils::Misc::friendlyUnit(limit, true) : QString::fromUtf8(C_INFINITY));
     break;
@@ -185,6 +196,8 @@ void TransferListDelegate::paint(QPainter * painter, const QStyleOptionViewItem
       QItemDelegate::drawBackground(painter, opt, index);
       opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter;
       const qreal ratio = index.data().toDouble();
+      if (hideValues && (ratio <= 0))
+        break;
       QItemDelegate::drawDisplay(painter, opt, opt.rect,
                                  ((ratio == -1) || (ratio > BitTorrent::TorrentHandle::MAX_RATIO)) ? QString::fromUtf8(C_INFINITY) : Utils::String::fromDouble(ratio, 2));
       break;
@@ -224,17 +237,20 @@ void TransferListDelegate::paint(QPainter * painter, const QStyleOptionViewItem
       break;
     }
   case TorrentModel::TR_LAST_ACTIVITY: {
-      QString elapsedString;
-      long long elapsed = index.data().toLongLong();
       QItemDelegate::drawBackground(painter, opt, index);
-      opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter;
+      qlonglong elapsed = index.data().toLongLong();
+      if (hideValues && ((elapsed < 0) || (elapsed >= MAX_ETA)))
+        break;
+
+      QString elapsedString;
       if (elapsed == 0)
         // Show '< 1m ago' when elapsed time is 0
         elapsed = 1;
-      if (elapsed < 0)
+      else if (elapsed < 0)
         elapsedString = Utils::Misc::userFriendlyDuration(elapsed);
       else
         elapsedString = tr("%1 ago", "e.g.: 1h 20m ago").arg(Utils::Misc::userFriendlyDuration(elapsed));
+      opt.displayAlignment = Qt::AlignRight | Qt::AlignVCenter;
       QItemDelegate::drawDisplay(painter, opt, option.rect, elapsedString);
       break;
     }