new widget works when manually switch

tripal_chado/includes/TripalFields/chado_base__textfield/chado_base__textfield_widget.inc

@@ -0,0 +1,79 @@
+<?php
+
+
+class chado_base__textfield_widget extends ChadoFieldWidget {
+
+  // The list of field types for which this widget is appropriate.
+  public static $field_types = ['text'];
+  public static $default_label = 'Chado Text Field';
+
+
+  /**
+   *
+   * @see TripalFieldWidget::form()
+   */
+  public function form(&$widget, &$form, &$form_state, $langcode, $items, $delta, $element) {
+    parent::form($widget, $form, $form_state, $langcode, $items, $delta, $element);
+
+    $settings = $this->field['settings'];
+    $field_name = $this->field['field_name'];
+    $field_type = $this->field['type'];
+    $field_table = $this->instance['settings']['chado_table'];
+    $field_column = $this->instance['settings']['chado_column'];
+
+    $value = '';
+    // Get the field defaults.
+    if (count($items) > 0 and array_key_exists('value', $items[0])) {
+      $value = $items[0]['value'];
+    }
+
+    if (array_key_exists('values', $form_state) and
+      array_key_exists($field_name, $form_state['values'])) {
+      $value = $form_state['values'][$field_name][$langcode][$delta]['value'];
+    }
+
+    $widget['value'] = [
+      '#type' => 'value',
+      '#value' => $value,
+    ];
+
+    $widget['chado-' . $field_table . '__' . $field_column] = [
+      '#type' => 'textfield',
+      '#title' => $element['#title'],
+      '#description' => $element['#description'],
+      '#weight' => isset($element['#weight']) ? $element['#weight'] : 0,
+      '#default_value' => $value,
+      '#delta' => $delta,
+      '#cols' => 30,
+    ];
+  }
+
+  /**
+   * @see TripalFieldWidget::validateDefaults()
+   */
+  public function validateDefaults($element, $form, &$form_state, $langcode, $delta) {
+    $field_name = $this->field['field_name'];
+    $field_table = $this->instance['settings']['chado_table'];
+    $field_column = $this->instance['settings']['chado_column'];
+
+    $value = $form_state['values'][$field_name]['und'][$delta]['chado-' . $field_table . '__' . $field_column];
+    $form_state['values'][$field_name]['und'][$delta]['value'] = $value;
+  }
+
+  /**
+   *
+   * @see TripalFieldWidget::submit()
+   */
+  public function validate($element, $form, &$form_state, $langcode, $delta) {
+    $field_name = $this->field['field_name'];
+    $field_table = $this->instance['settings']['chado_table'];
+    $field_column = $this->instance['settings']['chado_column'];
+
+    // If the information has been removed then we want to signal such.
+    if (!empty($form_state['values'][$field_name]['und'][$delta]['value'])) {
+      $form_state['values'][$field_name]['und'][$delta]['value'] = 'delete_me';
+      $form_state['values'][$field_name]['und'][$delta]['chado-' . $field_table . '__' . $field_column] = '';
+    }
+  }
+}
+