7 functions implement hook_field_widget_form()

Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

field_test_field_widget_form in drupal/modules/field/tests/field_test.field.inc
Implements hook_field_widget_form().
file_field_widget_form in drupal/modules/file/file.field.inc
Implements hook_field_widget_form().
image_field_widget_form in drupal/modules/image/image.field.inc
Implements hook_field_widget_form().
number_field_widget_form in drupal/modules/field/modules/number/number.module
Implements hook_field_widget_form().
options_field_widget_form in drupal/modules/field/modules/options/options.module
Implements hook_field_widget_form().
taxonomy_field_widget_form in drupal/modules/taxonomy/taxonomy.module
Implements hook_field_widget_form().
text_field_widget_form in drupal/modules/field/modules/text/text.module
Implements hook_field_widget_form().