Bug 1716806 - Introduces a separator space between radio buttons/checkboxes and their labels/strings

src/core/xfa/template.js

@@ -1207,6 +1207,25 @@ class Caption extends XFAObject {
       return HTMLResult.EMPTY;
     }
 
+    // For checkButton captions, add a non-breaking space at the beginning
+    // and replace all spaces with non-breaking spaces to prevent word wrapping
+    const parent = this[$getParent]();
+    if (
+      parent?.ui?.checkButton &&
+      typeof value === "object" &&
+      value.children
+    ) {
+      for (const child of value.children) {
+        if (child.value && typeof child.value === "string") {
+          // Replace all regular spaces with non-breaking spaces
+          child.value = child.value.startsWith(" ")
+            ? child.value.replaceAll(" ", "\u00A0")
+            : "\u00A0" + child.value.replaceAll(" ", "\u00A0");
+          child.value = child.value.replaceAll("/", "\u2044");
+        }
+      }
+    }
+
     const savedReserve = this.reserve;
     if (this.reserve <= 0) {
       const { w, h } = this[$getExtra](availableSpace);

test/pdfs/.gitignore

@@ -93,6 +93,7 @@
 !issue8372.pdf
 !issue9713.pdf
 !xfa_filled_imm1344e.pdf
+!xfa_bug1716806.pdf
 !issue8424.pdf
 !issue8480.pdf
 !bug1650302_reduced.pdf

test/test_manifest.json

@@ -2120,6 +2120,14 @@
     "enableXfa": true,
     "type": "eq"
   },
+  {
+    "id": "xfa_bug1716806",
+    "file": "pdfs/xfa_bug1716806.pdf",
+    "md5": "ed78b522c661e744f780ab9b6d09fd8d",
+    "rounds": 1,
+    "enableXfa": true,
+    "type": "eq"
+  },
   {
     "id": "xfa_bug1716809",
     "file": "pdfs/xfa_bug1716809.pdf",