/**
  * Removes an existing formfield instance by its name.
  *
  * @param string $fieldName
  */
 public function removeFieldByName($fieldName)
 {
     $this->fields->removeByName($fieldName);
 }
 /**
  * Test removing multiple fields from a set by their names in an array.
  */
 public function testRemoveFieldsByName()
 {
     $fields = new FieldList();
     /* First of all, we add some fields into our FieldList object */
     $fields->push(new TextField('Name', 'Your name'));
     $fields->push(new TextField('Email', 'Your email'));
     /* We have 2 fields in our set now */
     $this->assertEquals(2, $fields->Count());
     /* Then, we call up removeByName() to take it out again */
     $fields->removeByName(array('Name', 'Email'));
     /* We have 0 fields in our set now, as we've just removed the one we added */
     $this->assertEquals(0, $fields->Count());
 }
 /**
  * Set if the existing password should be required
  *
  * @param bool $show Flag to show or hide this field
  * @return $this
  */
 public function setRequireExistingPassword($show)
 {
     // Don't modify if already added / removed
     if ((bool) $show === $this->requireExistingPassword) {
         return $this;
     }
     $this->requireExistingPassword = $show;
     $name = $this->getName();
     $currentName = "{$name}[_CurrentPassword]";
     if ($show) {
         $confirmField = PasswordField::create($currentName, _t('Member.CURRENT_PASSWORD', 'Current Password'));
         $this->children->unshift($confirmField);
     } else {
         $this->children->removeByName($currentName, true);
     }
     return $this;
 }
 /**
  * @param FieldList $fieldset
  * @return false
  */
 public function updateFieldSet(&$fieldset)
 {
     // Remove, in case it was added beforehand
     $fieldset->removeByName($this->getName());
     return false;
 }
 /**
  * Remove a field from this CompositeField by Name.
  * The field could also be inside a CompositeField.
  *
  * @param string $fieldName The name of the field
  * @param boolean $dataFieldOnly If this is true, then a field will only
  * be removed if it's a data field.  Dataless fields, such as tabs, will
  * be left as-is.
  */
 public function removeByName($fieldName, $dataFieldOnly = false)
 {
     $this->children->removeByName($fieldName, $dataFieldOnly);
 }
 /**
  * @param FieldList $fields
  */
 public function updateCMSFields(FieldList $fields)
 {
     // remove the version field from the CMS as this should be left
     // entirely up to the extension (not the cms user).
     $fields->removeByName('Version');
 }