$form = ActiveForm::begin(['id' => 'form-lookups', 'action' => ['index'], 'method' => 'get']);
?>

        <div class="entry">
            <?php 
echo $form->field($model, 'label');
?>

            <?php 
echo $form->field($model, 'description');
?>
        </div>

        <div class="entry">
            <?php 
echo $form->field($model, 'return_type')->dropDownList(Lookup::returnTypeOptions(), ['prompt' => '']);
?>

            <?php 
echo $form->field($model, 'enabled')->dropDownList(Option::booleanOptions(), ['prompt' => '']);
?>
        </div>

        <div class="form-group buttons">
            <?php 
echo Html::submitButton(Yii::t('app', 'Search'), ['class' => 'btn btn-primary']);
?>
            <?php 
echo Html::resetButton(Yii::t('app', 'Reset'), ['class' => 'btn btn-default']);
?>
        </div>
 /**
  * 返回类型
  * @param integer $value
  * @return mixed
  */
 public function asLookupReturnType($value)
 {
     if ($value === null) {
         return $this->nullDisplay;
     }
     $options = Lookup::returnTypeOptions();
     return isset($options[$value]) ? $options[$value] : $this->nullDisplay;
 }
            <div class="box-body">

                <?php 
echo $form->field($model, 'label')->textInput(['maxlength' => true]);
?>

                <?php 
echo $form->field($model, 'description')->textInput(['maxlength' => true]);
?>

                <?php 
echo $form->field($model, 'value')->textarea();
?>

                <?php 
echo $form->field($model, 'return_type')->dropDownList(Lookup::returnTypeOptions());
?>

                <?php 
echo $form->field($model, 'enabled')->checkbox();
?>

            </div>

            <div class="box-footer">
                <?php 
echo Html::submitButton($model->isNewRecord ? Yii::t('app', 'Create') : Yii::t('app', 'Update'), ['class' => 'btn btn-info pull-right']);
?>
            </div>

            <?php