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   1  <?php
   2  
   3  /**
   4   * @file
   5   * Definition of the 'rounded_corners' panel style.
   6   */
   7  
   8  // Plugin definition
   9  $plugin = array(
  10    'title' => t('Rounded corners'),
  11    'description' => t('Presents the panes or panel regions with a rounded corner box around them'),
  12    'render region' => 'panels_rounded_corners_style_render_region',
  13    'render pane' => 'panels_rounded_corners_style_render_pane',
  14    'settings form' => 'panels_rounded_corners_style_settings_form',
  15    'hook theme' => array(
  16      'panels_rounded_corners_box' => array(
  17        'arguments' => array('content' => NULL),
  18        'path' => panels_get_path('plugins/styles/corners'),
  19        'template' => 'panels-rounded-corners-box',
  20      ),
  21    ),
  22  );
  23  
  24  /**
  25   * Render callback.
  26   *
  27   * @ingroup themeable
  28   */
  29  function theme_panels_rounded_corners_style_render_region($display, $region_id, $panes, $settings) {
  30    $output = '';
  31  
  32    // Determine where to put the box. If empty or 'pane' around each pane. If
  33    // 'panel' then just around the whole panel.
  34    $where = empty($settings['corner_location']) ? 'pane' : $settings['corner_location'];
  35  
  36    $print_separator = FALSE;
  37    foreach ($panes as $pane_id => $pane_output) {
  38      if ($pane_output) {
  39        // Add the separator if we've already displayed a pane.
  40        if ($print_separator) {
  41          $output .= '<div class="panel-region-separator">&nbsp;</div>';
  42        }
  43  
  44        if ($where == 'pane') {
  45          $output .= theme('panels_rounded_corners_box', $pane_output);
  46        }
  47        else {
  48          $output .= $pane_output;
  49          $print_separator = TRUE;
  50        }
  51      }
  52    }
  53  
  54    if ($where == 'panel') {
  55      $output = theme('panels_rounded_corners_box', $output);
  56    }
  57  
  58    panels_add_rounded_corners_css($display, $where);
  59  
  60    return $output;
  61  }
  62  
  63  function panels_add_rounded_corners_css($display, $where) {
  64    static $displays_used = array();
  65    if (empty($displays_used[$display->css_id])) {
  66      panels_rounded_corners_css($display, $where);
  67      $displays_used[$display->css_id] = TRUE;
  68    }
  69  }
  70  
  71  /**
  72   * Render callback for a single pane.
  73   */
  74  function theme_panels_rounded_corners_style_render_pane($content, $pane, $display) {
  75    if (empty($content->content)) {
  76      return;
  77    }
  78  
  79    $output = theme('panels_pane', $content, $pane, $display);
  80  
  81    // Just stick a box around the standard theme_panels_pane.
  82    $output = theme('panels_rounded_corners_box', $output);
  83    panels_add_rounded_corners_css($display, 'pane');
  84    return $output;
  85  }
  86  
  87  /**
  88   * Settings form callback.
  89   */
  90  function panels_rounded_corners_style_settings_form($style_settings) {
  91    $form['corner_location'] = array(
  92      '#type' => 'select',
  93      '#title' => t('Box around'),
  94      '#options' => array(
  95        'pane' => t('Each pane'),
  96        'panel' => t('Each region'),
  97      ),
  98      '#default_value' => (isset($style_settings['corner_location'])) ? $style_settings['corner_location'] : 'ul',
  99      '#description' => t('Choose whether to include the box around each pane (piece of content) or region (each column or region)'),
 100    );
 101  
 102    return $form;
 103  }
 104  
 105  /**
 106   * Generates the dynamic CSS.
 107   *
 108   * @param $display
 109   *   A Panels display object.
 110   */
 111  function panels_rounded_corners_css($display) {
 112    $idstr = empty($display->css_id) ? '.rounded-corner' : "#$display->css_id .rounded-corner";
 113    $css_id = 'rounded-corner:' . $idstr;
 114  
 115    ctools_include('css');
 116    $filename = ctools_css_retrieve($css_id);
 117    if (!$filename) {
 118      $filename = ctools_css_store($css_id, _panels_rounded_corners_css($idstr), FALSE);
 119    }
 120  
 121    ctools_css_add_css($filename, 'module', 'all', FALSE);
 122  }
 123  
 124  /**
 125   * Generates the dynamic CSS.
 126   */
 127  function _panels_rounded_corners_css($idstr) {
 128    $url = panels_get_path('plugins/styles/corners', TRUE);
 129  
 130    $css = <<<EOF
 131  
 132  .t-edge, .b-edge, .l-edge, .r-edge, .wrap-corner {
 133    position: relative;
 134    /* hasLayout -1 ? For IE only */
 135    zoom: 1;
 136  }
 137  $idstr .t-edge {
 138    background: url('$url/shadow-t.png') repeat-x 0 top;
 139    font-size: 1px;
 140  }
 141  $idstr .b-edge {
 142    background: url('$url/shadow-b.png') repeat-x 0 bottom;
 143    font-size: 1px;
 144  }
 145  $idstr .l-edge {
 146    background: url('$url/shadow-l.png') repeat-y 0 0;
 147  }
 148  $idstr .r-edge {
 149    background: url('$url/shadow-r.png') repeat-y right 0;
 150  }
 151  $idstr .wrap-corner {
 152    background: #fff !important;
 153  }
 154  $idstr .wrap-corner .t-edge, $idstr .wrap-corner .b-edge {
 155    height: 11px;
 156  }
 157  $idstr .wrap-corner .l, $idstr .wrap-corner .r {
 158    position: absolute;
 159    top: 0;
 160    height: 11px;
 161    width: 11px;
 162    background-image: url('$url/corner-bits.png');
 163  }
 164  $idstr .wrap-corner .l {
 165    left: 0;
 166  }
 167  $idstr .wrap-corner .r {
 168    right: 0;
 169    background-position: -11px 0;
 170  }
 171  $idstr .wrap-corner .b-edge .l {
 172    background-position: 0 -11px;
 173  }
 174  $idstr .wrap-corner .b-edge .r {
 175    background-position: -11px -11px;
 176  }
 177  $idstr .wrap-corner .r-edge {
 178    padding: 5px 24px;
 179  }
 180  $idstr div.admin-links {
 181    margin-top: -14px;
 182    margin-left: -12px;
 183  }
 184  
 185  $idstr .panel-region-separator {
 186    background: url('$url/shadow-b.png') repeat-x 0 center;
 187    font-size: 1px;
 188    height: 30px;
 189  }
 190  
 191  $idstr .rounded-corner {
 192    margin-bottom: 1em;
 193  }
 194  
 195  EOF;
 196  
 197    return $css;
 198  }