Updates

vendor/yajra/laravel-datatables-oracle/src/Contracts/DataTableButtonsContract.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Yajra\Datatables\Contracts;
+
+/**
+ * Interface DataTableButtonsContract.
+ *
+ * @package Yajra\Datatables\Contracts
+ * @author  Arjay Angeles <aqangeles@gmail.com>
+ */
+interface DataTableButtonsContract
+{
+    /**
+     * Export to excel file.
+     *
+     * @return mixed
+     */
+    public function excel();
+
+    /**
+     * Export to CSV file.
+     *
+     * @return mixed
+     */
+    public function csv();
+
+    /**
+     * Export to PDF file.
+     *
+     * @return mixed
+     */
+    public function pdf();
+
+    /**
+     * Display printer friendly view.
+     *
+     * @return mixed
+     */
+    public function printPreview();
+}