Extended Form Fields Extraction

Add extended FormFields Support

Introduce a document-wide, consolidated FormFields class which collects and cleans form fields and widgets.

Author: JorjMcKie

setup.py

@@ -669,6 +669,7 @@ def build():
         ret.append( (f'{g_root}/src/_wxcolors.py', to_dir) )
         ret.append( (f'{g_root}/src/_apply_pages.py', to_dir) )
         ret.append( (f'{g_root}/src/show_features.py', to_dir) )
+        ret.append( (f'{g_root}/src/unified_field_model.py', to_dir) )
         ret.append( (f'{g_root}/src/build/extra.py', to_dir) )
         ret.append( (b'', f'{to_dir}/py.typed') )
         ret.append( (f'{g_root}/src/build/{path_so_leaf}', to_dir) )

src/__init__.py

@@ -4176,6 +4176,11 @@ def _update_toc_item(self, xref, action=None, title=None, flags=0, collapse=None
                     i = i * (-1)
                     mupdf.pdf_dict_put_int( item, PDF_NAME('Count'), i)
 
+    def get_form_fields(self, repair=False, verbose=False):
+        """Return a FormFields object."""
+        from .unified_field_model import FormFields
+        return FormFields(self, repair=repair, verbose=verbose)
+
     @property
     def FormFonts(self):
         """Get list of field font resource names."""