added page and function

CRM/Grant/Page/AnnualBudgets.php

@@ -0,0 +1,58 @@
+<?php
+
+class CRM_Grant_Page_AnnualBudgets extends CRM_Core_Page_Basic {
+
+  /**
+   * Get BAO Name.
+   *
+   * @return string
+   *   Classname of BAO.
+   */
+  public function getBAOName() {
+    return 'CRM_Grant_BAO_GrantBudget';
+  }
+
+  /**
+   * Get action Links.
+   *
+   * @return array
+   *   (reference) of action links
+   */
+  public function &links() {
+    return [];
+  }
+
+  /**
+   * Browse all Grant Budget.
+   */
+  public function browse() {
+    $fiscalYear = NULL;
+    if (empty($fiscalYear)) {
+      $fiscalYear = date('Y');
+    }
+    $this->assign('fiscalYear', $fiscalYear);
+  }
+
+  /**
+   * Get edit form name.
+   *
+   * @return string
+   *   name of this page.
+   */
+  public function editName() {
+    return ts('Annual Grant Budget');
+  }
+
+  /**
+   * Get user context.
+   *
+   * @param null $mode
+   *
+   * @return string
+   *   user context.
+   */
+  public function userContext($mode = NULL) {
+    return 'civicrm/grant/annual/budgets';
+  }
+
+}