Add template for input

Author: bscheshirwork

src/components/BaseColumn.php

@@ -150,6 +150,12 @@ abstract class BaseColumn extends BaseObject
      */
     public $columnOptions = [];
 
+    /**
+     * @var string the template of input for customize view.
+     * For example: '<div class="input-group"><span class="input-group-addon"><i class="fas fa-mobile-alt"></i></span>{input}</div>'
+     */
+    public $inputTemplate = '{input}';
+
     /**
      * @var Model|ActiveRecordInterface|array
      */
@@ -326,7 +332,7 @@ public function renderInput($name, $options, $contextParams = [])
             $input = $this->renderDefault($name, $value, $options);
         }
 
-        return $input;
+        return strtr($this->inputTemplate, ['{input}' => $input]);
     }