handler_type == 'empty') { $this->options['empty'] = TRUE; } } /** * Get this field's label. */ function label() { if (!isset($this->options['label'])) { return $this->ui_name(); } return $this->options['label']; } function option_definition() { $options = parent::option_definition(); $this->definition['field'] = !empty($this->definition['field']) ? $this->definition['field'] : ''; $label = !empty($this->definition['label']) ? $this->definition['label'] : $this->definition['field']; $options['label'] = array('default' => $label, 'translatable' => TRUE); $options['empty'] = array('default' => FALSE, 'bool' => TRUE); return $options; } /** * Provide extra data to the administration form */ function admin_summary() { return $this->label(); } /** * Default options form that provides the label widget that all fields * should have. */ function options_form(&$form, &$form_state) { parent::options_form($form, $form_state); $form['label'] = array( '#type' => 'textfield', '#title' => t('Label'), '#default_value' => isset($this->options['label']) ? $this->options['label'] : '', '#description' => t('The label for this area that will be displayed only administratively.'), ); if ($form_state['type'] != 'empty') { $form['empty'] = array( '#type' => 'checkbox', '#title' => t('Display even if view has no result'), '#default_value' => isset($this->options['empty']) ? $this->options['empty'] : 0, ); } } /** * Don't run a query */ function query() { } /** * Render the area */ function render($empty = FALSE) { return ''; } /** * Area handlers shouldn't have groupby. */ function use_group_by() { return FALSE; } } /** * A special handler to take the place of missing or broken handlers. * * @ingroup views_area_handlers */ class views_handler_area_broken extends views_handler_area { function ui_name($short = FALSE) { return t('Broken/missing handler'); } function ensure_my_table() { /* No table to ensure! */ } function query($group_by = FALSE) { /* No query to run */ } function render($empty = FALSE) { return ''; } function options_form(&$form, &$form_state) { $form['markup'] = array( '#prefix' => '

', '#value' => t('The handler for this item is broken or missing and cannot be used. If a module provided the handler and was disabled, re-enabling the module may restore it. Otherwise, you should probably delete this item.'), ); } /** * Determine if the handler is considered 'broken' */ function broken() { return TRUE; } } /** * @} */