Merge #325: Align numbers in the "Peer Id" column to the right

69b8b5d qt: Align numbers in the "Peer Id" column to the right (Hennadii Stepanov)

Pull request description:

  On master (6b49d88):
  ![Screenshot from 2021-05-12 21-53-52](https://user-images.githubusercontent.com/32963518/118029170-9013f900-b36c-11eb-9e27-36140cbd618e.png)

  With this PR:
  ![Screenshot from 2021-05-12 21-48-19](https://user-images.githubusercontent.com/32963518/118028803-2a277180-b36c-11eb-83ae-77d3e8cdd343.png)

ACKs for top commit:
  jarolrod:
    ACK 69b8b5d
  jonatack:
    ACK 69b8b5d happy to re-ack with more separation or center-aligned
  kristapsk:
    ACK 69b8b5d

Tree-SHA512: 3279522745a0fe6db1ec9be723a2640a37983947ed1af4aad56f22ce4780cc943a25b2d774529a9eeb3b00309f0204cfbc3f38b7db2c52865d05bf6a7c87e747

src/qt/peertablemodel.cpp

@@ -132,6 +132,7 @@ QVariant PeerTableModel::data(const QModelIndex &index, int role) const
     } else if (role == Qt::TextAlignmentRole) {
         switch (column) {
         case NetNodeId:
+            return QVariant(Qt::AlignRight | Qt::AlignVCenter);
         case Address:
             return {};
         case ConnectionType:

src/qt/rpcconsole.cpp

@@ -37,16 +37,19 @@
 #include <QDateTime>
 #include <QFont>
 #include <QKeyEvent>
+#include <QLatin1String>
+#include <QLocale>
 #include <QMenu>
 #include <QMessageBox>
 #include <QScreen>
 #include <QScrollBar>
 #include <QSettings>
 #include <QString>
 #include <QStringList>
+#include <QStyledItemDelegate>
 #include <QTime>
 #include <QTimer>
-
+#include <QVariant>
 
 const int CONSOLE_HISTORY = 50;
 const int INITIAL_TRAFFIC_GRAPH_MINS = 30;
@@ -128,6 +131,20 @@ class QtRPCTimerInterface: public RPCTimerInterface
     }
 };
 
+class PeerIdViewDelegate : public QStyledItemDelegate
+{
+    Q_OBJECT
+public:
+    explicit PeerIdViewDelegate(QObject* parent = nullptr)
+        : QStyledItemDelegate(parent) {}
+
+    QString displayText(const QVariant& value, const QLocale& locale) const override
+    {
+        // Additional spaces should visually separate right-aligned content
+        // from the next column to the right.
+        return value.toString() + QLatin1String("   ");
+    }
+};
 
 #include <qt/rpcconsole.moc>
 
@@ -644,6 +661,7 @@ void RPCConsole::setClientModel(ClientModel *model, int bestblock_height, int64_
         ui->peerWidget->setColumnWidth(PeerTableModel::Subversion, SUBVERSION_COLUMN_WIDTH);
         ui->peerWidget->setColumnWidth(PeerTableModel::Ping, PING_COLUMN_WIDTH);
         ui->peerWidget->horizontalHeader()->setStretchLastSection(true);
+        ui->peerWidget->setItemDelegateForColumn(PeerTableModel::NetNodeId, new PeerIdViewDelegate(this));
 
         // create peer table context menu
         peersTableContextMenu = new QMenu(this);