/**
  * Provide a default display for newly panelized entities.
  *
  * This should be implemented by the entity plugin.
  */
 function get_default_display($bundle, $view_mode)
 {
     // This is a straight up empty display.
     $display = panels_new_display();
     $display->layout = 'flexible';
     $panes = array();
     foreach (field_info_instances($this->entity_type, $bundle) as $field_name => $instance) {
         $view_mode_settings = field_view_mode_settings($this->entity_type, $bundle);
         $actual_mode = !empty($view_mode_settings[$view_mode]['custom_settings']) ? $view_mode : 'default';
         $field_display = $instance['display'][$actual_mode];
         $pane = panels_new_pane('entity_field', $this->entity_type . ':' . $field_name, TRUE);
         $pane->configuration['formatter'] = $field_display['type'];
         $pane->configuration['formatter_settings'] = $field_display['settings'];
         $pane->configuration['label'] = $field_display['label'];
         $pane->configuration['context'] = 'panelizer';
         $panes[] = array('#pane' => $pane, '#weight' => $field_display['weight']);
     }
     // Use our #weights to sort these so they appear in whatever order the
     // normal field configuration put them in.
     uasort($panes, 'element_sort');
     foreach ($panes as $pane) {
         $display->add_pane($pane['#pane'], 'center');
     }
     return $display;
 }
  function edit_form_layout(&$form, &$form_state) {
    ctools_include('common', 'panels');
    ctools_include('display-layout', 'panels');
    ctools_include('plugins', 'panels');

    // @todo -- figure out where/how to deal with this.
    $form_state['allowed_layouts'] = 'panels_mini';

    if ($form_state['op'] == 'add' && empty($form_state['item']->display)) {
      $form_state['item']->display = panels_new_display();
    }

    $form_state['display'] = &$form_state['item']->display;

    // Tell the Panels form not to display buttons.
    $form_state['no buttons'] = TRUE;

    // Change the #id of the form so the CSS applies properly.
    $form['#id'] = 'panels-choose-layout';
    $form = panels_choose_layout($form, $form_state);

    if ($form_state['op'] == 'edit') {
      $form['buttons']['next']['#value'] = t('Change');
    }
  }
 function edit_form(&$form, &$form_state)
 {
     ctools_include('plugins', 'panels');
     // If the plugin is not set, then it should be provided as an argument:
     if (!isset($form_state['item']->plugin)) {
         $form_state['item']->plugin = $form_state['function args'][2];
     }
     parent::edit_form($form, $form_state);
     $form['category'] = array('#type' => 'textfield', '#title' => t('Category'), '#description' => t('What category this layout should appear in. If left blank the category will be "Miscellaneous".'), '#default_value' => $form_state['item']->category);
     ctools_include('context');
     ctools_include('display-edit', 'panels');
     ctools_include('content');
     // Provide actual layout admin UI here.
     // Create a display for editing:
     $cache_key = 'builder-' . $form_state['item']->name;
     // Load the display being edited from cache, if possible.
     if (!empty($_POST) && is_object($cache = panels_edit_cache_get($cache_key))) {
         $display =& $cache->display;
     } else {
         $content_types = ctools_content_get_available_types();
         panels_cache_clear('display', $cache_key);
         $cache = new stdClass();
         $display = panels_new_display();
         $display->did = $form_state['item']->name;
         $display->layout = $form_state['item']->plugin;
         $display->layout_settings = $form_state['item']->settings;
         $display->cache_key = $cache_key;
         $display->editing_layout = TRUE;
         $cache->display = $display;
         $cache->content_types = $content_types;
         $cache->display_title = FALSE;
         panels_edit_cache_set($cache);
     }
     // Set up lipsum content in all of the existing panel regions:
     $display->content = array();
     $display->panels = array();
     $custom = ctools_get_content_type('custom');
     $layout = panels_get_layout($display->layout);
     $regions = panels_get_regions($layout, $display);
     foreach ($regions as $id => $title) {
         $pane = panels_new_pane('custom', 'custom');
         $pane->pid = $id;
         $pane->panel = $id;
         $pane->configuration = ctools_content_get_defaults($custom, 'custom');
         $pane->configuration['title'] = 'Lorem Ipsum';
         $pane->configuration['body'] = $this->lipsum;
         $display->content[$id] = $pane;
         $display->panels[$id] = array($id);
     }
     $form_state['display'] =& $display;
     // Tell the Panels form not to display buttons.
     $form_state['no buttons'] = TRUE;
     $form_state['no display settings'] = TRUE;
     $form_state['cache_key'] = $cache_key;
     $form_state['content_types'] = $cache->content_types;
     $form_state['display_title'] = FALSE;
     $form_state['renderer'] = panels_get_renderer_handler('editor', $cache->display);
     $form_state['renderer']->cache =& $cache;
     $form = panels_edit_display_form($form, $form_state);
     // If we leave the standard submit handler, it'll try to reconcile
     // content from the input, but we've not exposed that to the user. This
     // makes previews work with the content we forced in.
     $form['preview']['button']['#submit'] = array('panels_edit_display_form_preview');
 }