For #2835: make messages dialog scrollable

form-builder/jvm/src/main/assets/xbl/fb/dialog-messages/dialog-messages.less

@@ -0,0 +1,28 @@
+// Copyright (C) 2024 Orbeon, Inc.
+//
+// This program is free software; you can redistribute it and/or modify it under the terms of the
+// GNU Lesser General Public License as published by the Free Software Foundation; either version
+// 2.1 of the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+// See the GNU Lesser General Public License for more details.
+//
+// The full text of the license is available at http://www.gnu.org/copyleft/lesser.html
+
+.orbeon {
+
+    .fb-dialog-messages {
+
+        // Make the content of each tab scrollable
+        .fb-dialog-body {
+            min-height: 0;
+            display: flex;
+            flex-direction: column;
+
+            & > :first-child {
+                overflow-y: auto;
+            }
+        }
+   }
+}

form-builder/jvm/src/main/resources/xbl/fb/dialog-messages/dialog-messages.xbl

@@ -26,6 +26,10 @@
 
     <xbl:binding id="fb-dialog-messages" element="fb|dialog-messages">
 
+        <xbl:resources>
+            <xbl:style src="/xbl/fb/dialog-messages/dialog-messages.css"/>
+        </xbl:resources>
+
         <xbl:handlers>
             <xbl:handler event="fb-show-dialog" phase="target">
                 <xf:delete ref="$i/*"/>