Use IAccessible element to set language of formfields

DEVSIX-8205

Author: guustysebie

src/main/java/com/itextpdf/html2pdf/attach/impl/tags/ButtonTagWorker.java

@@ -108,7 +108,7 @@ public IPropertyContainer getElementResult() {
         if (formField == null) {
             if (hasChildren) {
                 Button button = new Button(name);
-                button.setProperty(FormProperty.FORM_ACCESSIBILITY_LANGUAGE, lang);
+                button.getAccessibilityProperties().setLanguage(lang);
                 Div div = (Div) super.getElementResult();
                 for (IElement element : div.getChildren()) {
                     if (element instanceof IAccessibleElement) {
@@ -124,7 +124,7 @@ public IPropertyContainer getElementResult() {
                 formField = button;
             } else {
                 Button inputButton = new Button(name);
-                inputButton.setProperty(FormProperty.FORM_ACCESSIBILITY_LANGUAGE, lang);
+                inputButton.getAccessibilityProperties().setLanguage(lang);
                 inputButton.setValue(fallbackContent.toString().trim());
                 formField = inputButton;
             }

src/main/java/com/itextpdf/html2pdf/attach/impl/tags/InputTagWorker.java

@@ -40,6 +40,7 @@ This file is part of the iText (R) project.
 import com.itextpdf.layout.element.IElement;
 import com.itextpdf.layout.element.Paragraph;
 import com.itextpdf.layout.properties.Property;
+import com.itextpdf.layout.tagging.IAccessibleElement;
 import com.itextpdf.styledxmlparser.css.util.CssDimensionParsingUtils;
 import com.itextpdf.styledxmlparser.node.IElementNode;
 
@@ -160,7 +161,7 @@ public InputTagWorker(IElementNode element, ProcessorContext context) {
         }
         if (formElement != null) {
             formElement.setProperty(FormProperty.FORM_FIELD_FLATTEN, !context.isCreateAcroForm());
-            formElement.setProperty(FormProperty.FORM_ACCESSIBILITY_LANGUAGE, lang);
+            ((IAccessibleElement)formElement).getAccessibilityProperties().setLanguage(lang);
             if (context.getConformanceLevel() != null) {
                 formElement.setProperty(FormProperty.FORM_CONFORMANCE_LEVEL, context.getConformanceLevel());
             }

src/main/java/com/itextpdf/html2pdf/attach/impl/tags/SelectTagWorker.java

@@ -82,7 +82,7 @@ public SelectTagWorker(IElementNode element, ProcessorContext context) {
             selectElement = new ComboBoxField(name);
         }
         String lang = element.getAttribute(AttributeConstants.LANG);
-        selectElement.setProperty(FormProperty.FORM_ACCESSIBILITY_LANGUAGE, lang);
+        selectElement.getAccessibilityProperties().setLanguage(lang);
         selectElement.setProperty(FormProperty.FORM_FIELD_FLATTEN, !context.isCreateAcroForm());
         if (context.getConformanceLevel() != null) {
             selectElement.setProperty(FormProperty.FORM_CONFORMANCE_LEVEL, context.getConformanceLevel());

src/main/java/com/itextpdf/html2pdf/attach/impl/tags/TextAreaTagWorker.java

@@ -73,7 +73,7 @@ public TextAreaTagWorker(IElementNode element, ProcessorContext context) {
         textArea.setProperty(FormProperty.FORM_FIELD_ROWS, rows);
         textArea.setProperty(FormProperty.FORM_FIELD_COLS, cols);
         textArea.setProperty(FormProperty.FORM_FIELD_FLATTEN, !context.isCreateAcroForm());
-        textArea.setProperty(FormProperty.FORM_ACCESSIBILITY_LANGUAGE, element.getAttribute(AttributeConstants.LANG));
+        textArea.getAccessibilityProperties().setLanguage(element.getAttribute(AttributeConstants.LANG));
 
         // Default html2pdf text area appearance differs from the default one for form fields.
         // That's why we need to get rid of several properties we set by default during TextArea instance creation.