fix regression to display tabular numbers in a monospace font

src/main/java/com/sparrowwallet/sparrow/SparrowDesktop.java

@@ -42,10 +42,7 @@ public class SparrowDesktop extends Application {
     public void start(Stage stage) throws Exception {
         this.mainStage = stage;
 
-        GlyphFontRegistry.register(new FontAwesome5());
+        initializeFonts();
-        GlyphFontRegistry.register(new FontAwesome5Brands());
-        Font.loadFont(AppServices.class.getResourceAsStream("/font/RobotoMono-Regular.ttf"), 13);
-        Font.loadFont(AppServices.class.getResourceAsStream("/font/RobotoMono-Italic.ttf"), 11);
         URL.setURLStreamHandlerFactory(protocol -> WalletIcon.PROTOCOL.equals(protocol) ? new WalletIcon.WalletIconStreamHandler() : null);
 
         AppServices.initialize(this);
@@ -117,6 +114,16 @@ public class SparrowDesktop extends Application {
         });
     }
 
+    private void initializeFonts() {
+        GlyphFontRegistry.register(new FontAwesome5());
+        GlyphFontRegistry.register(new FontAwesome5Brands());
+        Font.loadFont(AppServices.class.getResourceAsStream("/font/RobotoMono-Regular.ttf"), 13);
+        Font.loadFont(AppServices.class.getResourceAsStream("/font/RobotoMono-Italic.ttf"), 11);
+        if(Platform.getCurrent() == Platform.OSX) {
+            Font.loadFont(AppServices.class.getResourceAsStream("/font/LiberationSans-Regular.ttf"), 13);
+        }
+    }
+
     @Override
     public void stop() throws Exception {
         AppServices.get().stop();

src/main/java/com/sparrowwallet/sparrow/control/EntryCell.java

@@ -811,12 +811,11 @@ public class EntryCell extends TreeTableCell<Entry, Entry> implements Confirmati
         cell.getStyleClass().remove("negative-amount");
         cell.getStyleClass().remove("spent");
         cell.getStyleClass().remove("unspendable");
+        cell.getStyleClass().remove("number-field");
 
         if(entry != null) {
-            if(entry instanceof TransactionEntry) {
+            if(entry instanceof TransactionEntry transactionEntry) {
                 cell.getStyleClass().add("transaction-row");
-                TransactionEntry transactionEntry = (TransactionEntry)entry;
-
                 if(cell instanceof ConfirmationsListener confirmationsListener) {
                     if(transactionEntry.isConfirming()) {
                         cell.getStyleClass().add("confirming");
@@ -825,17 +824,21 @@ public class EntryCell extends TreeTableCell<Entry, Entry> implements Confirmati
                         confirmationsListener.getConfirmationsProperty().unbind();
                     }
                 }
+                if(org.controlsfx.tools.Platform.getCurrent() == org.controlsfx.tools.Platform.OSX && transactionEntry.getBlockTransaction().getHeight() > 0) {
+                    cell.getStyleClass().add("number-field");
+                }
             } else if(entry instanceof NodeEntry) {
                 cell.getStyleClass().add("node-row");
-            } else if(entry instanceof UtxoEntry) {
+            } else if(entry instanceof UtxoEntry utxoEntry) {
                 cell.getStyleClass().add("utxo-row");
-                UtxoEntry utxoEntry = (UtxoEntry)entry;
                 if(!utxoEntry.isSpendable()) {
                     cell.getStyleClass().add("unspendable");
                 }
-            } else if(entry instanceof HashIndexEntry) {
+                if(org.controlsfx.tools.Platform.getCurrent() == org.controlsfx.tools.Platform.OSX && utxoEntry.getHashIndex().getHeight() > 0) {
+                    cell.getStyleClass().add("number-field");
+                }
+            } else if(entry instanceof HashIndexEntry hashIndexEntry) {
                 cell.getStyleClass().add("hashindex-row");
-                HashIndexEntry hashIndexEntry = (HashIndexEntry)entry;
                 if(hashIndexEntry.isSpent()) {
                     cell.getStyleClass().add("spent");
                 }

src/main/resources/com/sparrowwallet/sparrow/general.css

@@ -251,7 +251,7 @@
 }
 
 .number-field {
-    -fx-font-family: 'Helvetica Neue Regular', 'System Regular';
+    -fx-font-family: 'Liberation Sans';
 }
 
 VerticalHeader > Label.selected {