Update to NOT to use EFI_BROWSER_ACTION_FORM_OPEN in Callback function thus able to function properly in UEFI2.1 platform.

Signed-off-by: tye
Reviewed-by: lgao4
Reviewed-by: xdu2

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12197 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Universal/Network/VlanConfigDxe/VlanConfig.vfr

@@ -1,7 +1,7 @@
 ///** @file
 //  VLAN configuration formset.
 //
-//  Copyright (c) 2009, Intel Corporation. All rights reserved.<BR>
+//  Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
 //  This program and the accompanying materials
 //  are licensed and made available under the terms and conditions
 //  of the BSD License which accompanies this distribution.  The full
@@ -26,6 +26,17 @@ formset
     name  = VlanNvData,
     guid  = VLAN_CONFIG_PRIVATE_GUID;
 
+  form formid = VLAN_HEAD_FORM_ID,
+    title  = STRING_TOKEN(STR_VLAN_FORM_TITLE);
+
+    goto VLAN_CONFIGURATION_FORM_ID,
+    prompt = STRING_TOKEN (STR_GET_CURRENT_SETTING),
+    help   = STRING_TOKEN (STR_GET_CURRENT_SETTING_HELP),
+    flags  = INTERACTIVE,
+    key    = VLAN_UPDATE_QUESTION_ID;
+
+  endform;
+
   form formid = VLAN_CONFIGURATION_FORM_ID,
     title = STRING_TOKEN(STR_VLAN_FORM_TITLE);
 

MdeModulePkg/Universal/Network/VlanConfigDxe/VlanConfigImpl.c

@@ -236,21 +236,7 @@ VlanCallback (
 
   PrivateData = VLAN_CONFIG_PRIVATE_DATA_FROM_THIS (This);
 
-  if (Action == EFI_BROWSER_ACTION_FORM_OPEN) {
-    if (QuestionId == VLAN_ADD_QUESTION_ID) {
-      //
-      // Update current VLAN list into Form when Form is opened.
-      // This will be done only in FORM_OPEN CallBack of question with VLAN_ADD_QUESTION_ID.
-      //
-      VlanUpdateForm (PrivateData);
-    }
-    return EFI_SUCCESS;
-  }
-
-  if (Action == EFI_BROWSER_ACTION_FORM_CLOSE) {
-    //
-    // Do nothing for UEFI FORM_CLOSE action
-    //
+  if ((Action == EFI_BROWSER_ACTION_FORM_OPEN) || (Action == EFI_BROWSER_ACTION_FORM_CLOSE)) {
     return EFI_SUCCESS;
   }
 
@@ -319,6 +305,13 @@ VlanCallback (
       ZeroMem (Configuration->VlanList, MAX_VLAN_NUMBER);
       break;
 
+    case VLAN_UPDATE_QUESTION_ID:
+      //
+      // Update current VLAN list into Form.
+      //
+      VlanUpdateForm (PrivateData);
+      break;
+
     default:
       break;
     }

MdeModulePkg/Universal/Network/VlanConfigDxe/VlanConfigNvData.h

@@ -1,7 +1,7 @@
 /** @file
   Header file for NV data structure definition.
 
-Copyright (c) 2009, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
 This program and the accompanying materials
 are licensed and made available under the terms and conditions
 of the BSD License which accompanies this distribution.  The full
@@ -26,9 +26,11 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 #define VLAN_CONFIGURATION_VARSTORE_ID  0x0001
 #define VLAN_CONFIGURATION_FORM_ID      0x0001
+#define VLAN_HEAD_FORM_ID               0x0002
 
 #define VLAN_ADD_QUESTION_ID            0x1000
 #define VLAN_REMOVE_QUESTION_ID         0x2000
+#define VLAN_UPDATE_QUESTION_ID         0x3000
 
 #define LABEL_VLAN_LIST                 0x0001
 #define LABEL_END                       0xffff