gui: add GUIUtil::ConnectionTypeToQStringType utility function

Author: jonatack

src/qt/guiutil.cpp

@@ -777,6 +777,19 @@ QString ConnectionTypeToQString(ConnectionType conn_type)
     assert(false);
 }
 
+QString ConnectionTypeToShortQString(ConnectionType conn_type)
+{
+    switch (conn_type) {
+    case ConnectionType::INBOUND: return "";
+    case ConnectionType::OUTBOUND_FULL_RELAY: return QObject::tr("Full Relay");
+    case ConnectionType::BLOCK_RELAY: return QObject::tr("Block Relay");
+    case ConnectionType::MANUAL: return QObject::tr("Manual");
+    case ConnectionType::FEELER: return QObject::tr("Feeler");
+    case ConnectionType::ADDR_FETCH: return QObject::tr("Address Fetch");
+    } // no default case, so the compiler can warn about missing cases
+    assert(false);
+}
+
 QString formatDurationStr(int secs)
 {
     QStringList strList;

src/qt/guiutil.h

@@ -232,6 +232,9 @@ namespace GUIUtil
     /** Convert enum ConnectionType to QString */
     QString ConnectionTypeToQString(ConnectionType conn_type);
 
+    /** Convert enum ConnectionType to short QString (type only, without direction) */
+    QString ConnectionTypeToShortQString(ConnectionType conn_type);
+
     /** Convert seconds into a QString with days, hours, mins, secs */
     QString formatDurationStr(int secs);