backport: merge bitcoin-core/gui#180, #203, #179, #219, #214, #166, #296, #194, #280, #325, partial bitcoin-core/gui#79 (qt backports)

contrib/debian/copyright

@@ -31,6 +31,10 @@ Files: src/qt/res/icons/proxy.png
 Copyright: Cristian Mircea Messel
 License: public-domain
 
+Files: src/qt/fonts/RobotoMono-Bold.ttf
+License: Apache-2.0
+Comment: Site: https://fonts.google.com/specimen/Roboto+Mono
+
 
 License: Expat
  Permission is hereby granted, free of charge, to any person obtaining a
@@ -88,3 +92,14 @@ Comment:
 
 License: public-domain
  This work is in the public domain.
+
+License: Apache-2.0
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+ http://www.apache.org/licenses/LICENSE-2.0
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.

src/Makefile.qt.include

@@ -352,7 +352,8 @@ RES_FONTS = \
   qt/res/fonts/Montserrat/Montserrat-SemiBold.otf \
   qt/res/fonts/Montserrat/Montserrat-SemiBoldItalic.otf \
   qt/res/fonts/Montserrat/Montserrat-Thin.otf \
-  qt/res/fonts/Montserrat/Montserrat-ThinItalic.otf
+  qt/res/fonts/Montserrat/Montserrat-ThinItalic.otf \
+  qt/res/fonts/RobotoMono-Bold.ttf
 
 RES_ANIMATION = $(wildcard $(srcdir)/qt/res/animation/spinner-*.png)
 

src/net.h

@@ -148,7 +148,8 @@ struct CSerializedNetMsg
  * connection. Aside from INBOUND, all types are initiated by us.
  *
  * If adding or removing types, please update CONNECTION_TYPE_DOC in
- * src/rpc/net.cpp. */
+ * src/rpc/net.cpp and src/qt/rpcconsole.cpp, as well as the descriptions in
+ * src/qt/guiutil.cpp and src/bitcoin-cli.cpp::NetinfoRequestHandler. */
 enum class ConnectionType {
     /**
      * Inbound connections are those initiated by a peer. This is the only
@@ -159,16 +160,16 @@ enum class ConnectionType {
 
     /**
      * These are the default connections that we use to connect with the
-     * network. There is no restriction on what is relayed- by default we relay
+     * network. There is no restriction on what is relayed; by default we relay
      * blocks, addresses & transactions. We automatically attempt to open
      * MAX_OUTBOUND_FULL_RELAY_CONNECTIONS using addresses from our AddrMan.
      */
     OUTBOUND_FULL_RELAY,
 
 
     /**
-     * We open manual connections to addresses that users explicitly inputted
-     * via the addnode RPC, or the -connect command line argument. Even if a
+     * We open manual connections to addresses that users explicitly requested
+     * via the addnode RPC or the -addnode/-connect configuration options. Even if a
      * manual connection is misbehaving, we do not automatically disconnect or
      * add it to our discouragement filter.
      */
@@ -187,7 +188,7 @@ enum class ConnectionType {
      * although in our codebase feeler connections encompass test-before-evict as well.
      * We make these connections approximately every FEELER_INTERVAL:
      * first we resolve previously found collisions if they exist (test-before-evict),
-     * otherwise connect to a node from the new table.
+     * otherwise we connect to a node from the new table.
      */
     FEELER,
 

src/qt/addresstablemodel.cpp

@@ -195,42 +195,38 @@ QVariant AddressTableModel::data(const QModelIndex &index, int role) const
 
     AddressTableEntry *rec = static_cast<AddressTableEntry*>(index.internalPointer());
 
-    if(role == Qt::DisplayRole || role == Qt::EditRole)
-    {
-        switch(index.column())
-        {
+    const auto column = static_cast<ColumnIndex>(index.column());
+    if (role == Qt::DisplayRole || role == Qt::EditRole) {
+        switch (column) {
         case Label:
-            if(rec->label.isEmpty() && role == Qt::DisplayRole)
-            {
+            if (rec->label.isEmpty() && role == Qt::DisplayRole) {
                 return tr("(no label)");
-            }
-            else
-            {
+            } else {
                 return rec->label;
             }
         case Address:
             return rec->address;
-        }
-    }
-    else if (role == Qt::FontRole)
-    {
-        QFont font;
-        if(index.column() == Address)
-        {
-            font = GUIUtil::getFontNormal();
-        }
-        return font;
-    }
-    else if (role == TypeRole)
-    {
+        } // no default case, so the compiler can warn about missing cases
+        assert(false);
+    } else if (role == Qt::FontRole) {
+        switch (column) {
+        case Label:
+            return QFont();
+        case Address:
+            return GUIUtil::getFontNormal();
+        } // no default case, so the compiler can warn about missing cases
+        assert(false);
+    } else if (role == TypeRole) {
         switch(rec->type)
         {
         case AddressTableEntry::Sending:
             return Send;
         case AddressTableEntry::Receiving:
             return Receive;
-        default: break;
-        }
+        case AddressTableEntry::Hidden:
+            return {};
+        } // no default case, so the compiler can warn about missing cases
+        assert(false);
     }
     return QVariant();
 }

src/qt/bantablemodel.cpp

@@ -23,15 +23,13 @@ bool BannedNodeLessThan::operator()(const CCombinedBan& left, const CCombinedBan
     if (order == Qt::DescendingOrder)
         std::swap(pLeft, pRight);
 
-    switch(column)
-    {
+    switch (static_cast<BanTableModel::ColumnIndex>(column)) {
     case BanTableModel::Address:
         return pLeft->subnet.ToString().compare(pRight->subnet.ToString()) < 0;
     case BanTableModel::Bantime:
         return pLeft->banEntry.nBanUntil < pRight->banEntry.nBanUntil;
-    }
-
-    return false;
+    } // no default case, so the compiler can warn about missing cases
+    assert(false);
 }
 
 // private implementation
@@ -119,16 +117,17 @@ QVariant BanTableModel::data(const QModelIndex &index, int role) const
 
     CCombinedBan *rec = static_cast<CCombinedBan*>(index.internalPointer());
 
+    const auto column = static_cast<ColumnIndex>(index.column());
     if (role == Qt::DisplayRole) {
-        switch(index.column())
-        {
+        switch (column) {
         case Address:
             return QString::fromStdString(rec->subnet.ToString());
         case Bantime:
             QDateTime date = QDateTime::fromMSecsSinceEpoch(0);
             date = date.addSecs(rec->banEntry.nBanUntil);
             return QLocale::system().toString(date, QLocale::LongFormat);
-        }
+        } // no default case, so the compiler can warn about missing cases
+        assert(false);
     }
 
     return QVariant();

src/qt/bitcoin.cpp

@@ -47,6 +47,7 @@
 
 #include <QApplication>
 #include <QDebug>
+#include <QFontDatabase>
 #include <QLatin1String>
 #include <QLibraryInfo>
 #include <QLocale>
@@ -576,6 +577,7 @@ int GuiMain(int argc, char* argv[])
     QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 
     BitcoinApplication app;
+    QFontDatabase::addApplicationFont(":/fonts/monospace");
 
     /// 2. Parse command-line options. We do this after qt in order to show an error if there are problems parsing these
     // Command-line options take precedence:

src/qt/bitcoingui.cpp

@@ -95,6 +95,8 @@ BitcoinGUI::BitcoinGUI(interfaces::Node& node, const NetworkStyle* networkStyle,
         move(QGuiApplication::primaryScreen()->availableGeometry().center() - frameGeometry().center());
     }
 
+    setContextMenuPolicy(Qt::PreventContextMenu);
+
 #ifdef ENABLE_WALLET
     enableWallet = WalletModel::isWalletEnabled();
 #endif // ENABLE_WALLET
@@ -669,7 +671,6 @@ void BitcoinGUI::createToolBars()
     {
         QToolBar *toolbar = new QToolBar(tr("Tabs toolbar"));
         appToolBar = toolbar;
-        toolbar->setContextMenuPolicy(Qt::PreventContextMenu);
         toolbar->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
         toolbar->setToolButtonStyle(Qt::ToolButtonTextOnly);
         toolbar->setMovable(false); // remove unused icon in upper left corner

src/qt/dash.qrc

@@ -36,6 +36,7 @@
         <file alias="Traditional">res/css/traditional.css</file>
     </qresource>
     <qresource prefix="/fonts">
+        <file alias="monospace">res/fonts/RobotoMono-Bold.ttf</file>
         <file alias="Montserrat-Black">res/fonts/Montserrat/Montserrat-Black.otf</file>
         <file alias="Montserrat-BlackItalic">res/fonts/Montserrat/Montserrat-BlackItalic.otf</file>
         <file alias="Montserrat-Bold">res/fonts/Montserrat/Montserrat-Bold.otf</file>

src/qt/forms/debugwindow.ui

@@ -1028,10 +1028,10 @@
                <item row="4" column="0">
                <widget class="QLabel" name="peerConnectionTypeLabel">
                  <property name="toolTip">
-                   <string>The type of peer connection:&lt;ul&gt;&lt;li&gt;Inbound: initiated by peer&lt;/li&gt;&lt;li&gt;Outbound Full Relay: default&lt;/li&gt;&lt;li&gt;Outbound Block Relay: does not relay transactions or addresses&lt;/li&gt;&lt;li&gt;Outbound Manual: added using RPC %1 or %2/%3 configuration options&lt;/li&gt;&lt;li&gt;Outbound Feeler: short-lived, for testing addresses&lt;/li&gt;&lt;li&gt;Outbound Address Fetch: short-lived, for soliciting addresses&lt;/li&gt;&lt;/ul&gt;</string>
+                   <string>The direction and type of peer connection: %1</string>
                  </property>
                  <property name="text">
-                  <string>Connection Type</string>
+                  <string>Direction/Type</string>
                  </property>
                 </widget>
                </item>

src/qt/guiutil.cpp

@@ -260,6 +260,14 @@ QString dateTimeStr(qint64 nTime)
     return dateTimeStr(QDateTime::fromTime_t((qint32)nTime));
 }
 
+QFont fixedPitchFont(bool use_embedded_font)
+{
+    if (use_embedded_font) {
+        return {"Roboto Mono"};
+    }
+    return QFontDatabase::systemFont(QFontDatabase::FixedFont);
+}
+
 // Just some dummy data to generate a convincing random-looking (but consistent) address
 static const uint8_t dummydata[] = {0xeb,0x15,0x23,0x1d,0xfc,0xeb,0x60,0x92,0x58,0x86,0xb6,0x7d,0x06,0x52,0x99,0x92,0x59,0x15,0xae,0xb1,0x72,0xc0,0x66,0x47};
 
@@ -1661,15 +1669,19 @@ QString NetworkToQString(Network net)
     assert(false);
 }
 
-QString ConnectionTypeToQString(ConnectionType conn_type)
+QString ConnectionTypeToQString(ConnectionType conn_type, bool prepend_direction)
 {
+    QString prefix;
+    if (prepend_direction) {
+        prefix = (conn_type == ConnectionType::INBOUND) ? QObject::tr("Inbound") : QObject::tr("Outbound") + " ";
+    }
     switch (conn_type) {
-    case ConnectionType::INBOUND: return QObject::tr("Inbound");
-    case ConnectionType::OUTBOUND_FULL_RELAY: return QObject::tr("Outbound Full Relay");
-    case ConnectionType::BLOCK_RELAY: return QObject::tr("Outbound Block Relay");
-    case ConnectionType::MANUAL: return QObject::tr("Outbound Manual");
-    case ConnectionType::FEELER: return QObject::tr("Outbound Feeler");
-    case ConnectionType::ADDR_FETCH: return QObject::tr("Outbound Address Fetch");
+    case ConnectionType::INBOUND: return prefix;
+    case ConnectionType::OUTBOUND_FULL_RELAY: return prefix + QObject::tr("Full Relay");
+    case ConnectionType::BLOCK_RELAY: return prefix + QObject::tr("Block Relay");
+    case ConnectionType::MANUAL: return prefix + QObject::tr("Manual");
+    case ConnectionType::FEELER: return prefix + QObject::tr("Feeler");
+    case ConnectionType::ADDR_FETCH: return prefix + QObject::tr("Address Fetch");
     } // no default case, so the compiler can warn about missing cases
     assert(false);
 }

src/qt/guiutil.h

@@ -126,6 +126,9 @@ namespace GUIUtil
     QString dateTimeStr(const QDateTime &datetime);
     QString dateTimeStr(qint64 nTime);
 
+    // Return a monospace font
+    QFont fixedPitchFont(bool use_embedded_font = false);
+
     // Set up widget for address
     void setupAddressWidget(QValidatedLineEdit *widget, QWidget *parent, bool fAllowURI = false);
 
@@ -398,7 +401,7 @@ namespace GUIUtil
     QString NetworkToQString(Network net);
 
     /** Convert enum ConnectionType to QString */
-    QString ConnectionTypeToQString(ConnectionType conn_type);
+    QString ConnectionTypeToQString(ConnectionType conn_type, bool prepend_direction);
 
     /** Convert seconds into a QString with days, hours, mins, secs */
     QString formatDurationStr(std::chrono::seconds dur);

src/qt/intro.cpp

@@ -304,12 +304,12 @@ void Intro::setStatus(int status, const QString &message, quint64 bytesAvailable
 
 void Intro::UpdateFreeSpaceLabel()
 {
-    QString freeString = tr("%n GB of free space available", "", m_bytes_available / GB_BYTES);
+    QString freeString = tr("%1 GB of free space available").arg(m_bytes_available / GB_BYTES);
     if (m_bytes_available < m_required_space_gb * GB_BYTES) {
-        freeString += " " + tr("(of %n GB needed)", "", m_required_space_gb);
+        freeString += " " + tr("(of %1 GB needed)").arg(m_required_space_gb);
         ui->freeSpace->setStyleSheet(GUIUtil::getThemedStyleQString(GUIUtil::ThemedStyle::TS_ERROR));
     } else if (m_bytes_available / GB_BYTES - m_required_space_gb < 10) {
-        freeString += " " + tr("(%n GB needed for full chain)", "", m_required_space_gb);
+        freeString += " " + tr("(%1 GB needed for full chain)").arg(m_required_space_gb);
         ui->freeSpace->setStyleSheet(GUIUtil::getThemedStyleQString(GUIUtil::ThemedStyle::TS_WARNING));
     } else {
         ui->freeSpace->setStyleSheet("");

src/qt/paymentserver.cpp

@@ -233,14 +233,17 @@ void PaymentServer::handleURIOrFile(const QString& s)
             SendCoinsRecipient recipient;
             if (GUIUtil::parseBitcoinURI(s, &recipient))
             {
-                if (!IsValidDestinationString(recipient.address.toStdString())) {
+                std::string error_msg;
+                const CTxDestination dest = DecodeDestination(recipient.address.toStdString(), error_msg);
+
+                if (!IsValidDestination(dest)) {
                     if (uri.hasQueryItem("r")) {  // payment request
                         Q_EMIT message(tr("URI handling"),
                             tr("Cannot process payment request as BIP70 is no longer supported.")+
                             tr("Due to discontinued support, you should request the merchant to provide you with a BIP21 compatible URI or use a wallet that does continue to support BIP70."),
                             CClientUIInterface::ICON_WARNING);
                     } else {
-                        Q_EMIT message(tr("URI handling"), tr("Invalid payment address %1").arg(recipient.address),
+                        Q_EMIT message(tr("URI handling"), QString::fromStdString(error_msg),
                             CClientUIInterface::MSG_ERROR);
                     }
                 }