[cvs] [Wiki] changed: TurbaCustomFields

[Jan Schneider]

jan  Sat, 05 Jul 2008 04:34:13 -0400

Modified page: http://wiki.horde.org/TurbaCustomFields
New Revision:  1.1
Change log:  Avoid fatal error when loading twice.

@@ -13,28 +13,30 @@
  require_once 'Horde/Form.php';
  require_once 'Horde/UI/VarRenderer.php';
  require_once 'Horde/UI/VarRenderer/html.php';

-// In this example simply inherit from the "text" field type.
-class Horde_Form_Type_image_field extends Horde_Form_Type_text {}
+if (!class_exists('Horde_Form_Type_image_field')) {
+    // In this example simply inherit from the "text" field type.
+    class Horde_Form_Type_image_field extends Horde_Form_Type_text {}

-// The only renderer currently available (as of Horde 3.2) is the "html"
-// renderer, so we inherit from that.
-class Horde_UI_VarRenderer_turba extends Horde_UI_VarRenderer_html {
+    // The only renderer currently available (as of Horde 3.2) is the "html"
+    // renderer, so we inherit from that.
+    class Horde_UI_VarRenderer_turba extends Horde_UI_VarRenderer_html {

-    // We would like to render the input field exactly like a "text"  
field, so
-    // simply call that render method.
-    // The _renderVarInput_* methods MUST be implemented.
-    function _renderVarInput_image_field($form, &$var, &$vars)
-    {
-        return $this->_renderVarInput_text($form, $var, $vars);
-    }
+        // We would like to render the input field exactly like a "text"
+        // field, so simply call that render method.
+        // The _renderVarInput_* methods MUST be implemented.
+        function _renderVarInput_image_field($form, &$var, &$vars)
+        {
+            return $this->_renderVarInput_text($form, $var, $vars);
+        }

-    // The display of the field should be rendered as an image tag.
-    // The _renderVarDisplay_* methods are OPTIONAL.
-    function _renderVarDisplay_image_field($form, &$var, &$vars)
-    {
-        return '<img src="' . htmlspecialchars($var->getValue($vars))  
. '" />';
+        // The display of the field should be rendered as an image tag.
+        // The _renderVarDisplay_* methods are OPTIONAL.
+        function _renderVarDisplay_image_field($form, &$var, &$vars)
+        {
+            return '<img src="' .  
htmlspecialchars($var->getValue($vars)) . '" />';
+        }
      }

  }