From 3e577c2660c89646b56753839c1ec59c3ad187f4 Mon Sep 17 00:00:00 2001
From: dsinclair <dsinclair@chromium.org>
Date: Thu, 10 Nov 2016 11:01:16 -0800
Subject: Convert FWL_SCBCODE to an enum class

This Cl changes the enum into an enum class and updates calling code to pass
the enum instead of a uint32_t

Review-Url: https://codereview.chromium.org/2482253004
---
 xfa/fwl/core/ifwl_listbox.cpp | 21 +++++++++++----------
 1 file changed, 11 insertions(+), 10 deletions(-)

(limited to 'xfa/fwl/core/ifwl_listbox.cpp')

diff --git a/xfa/fwl/core/ifwl_listbox.cpp b/xfa/fwl/core/ifwl_listbox.cpp
index d52e8b1c8c..9a713c09cd 100644
--- a/xfa/fwl/core/ifwl_listbox.cpp
+++ b/xfa/fwl/core/ifwl_listbox.cpp
@@ -1089,49 +1089,50 @@ void IFWL_ListBox::OnVK(CFWL_ListItem* pItem, bool bShift, bool bCtrl) {
 }
 
 bool IFWL_ListBox::OnScroll(IFWL_ScrollBar* pScrollBar,
-                            uint32_t dwCode,
+                            FWL_SCBCODE dwCode,
                             FX_FLOAT fPos) {
   CFX_SizeF fs;
   pScrollBar->GetRange(&fs.x, &fs.y);
   FX_FLOAT iCurPos = pScrollBar->GetPos();
   FX_FLOAT fStep = pScrollBar->GetStepSize();
   switch (dwCode) {
-    case FWL_SCBCODE_Min: {
+    case FWL_SCBCODE::Min: {
       fPos = fs.x;
       break;
     }
-    case FWL_SCBCODE_Max: {
+    case FWL_SCBCODE::Max: {
       fPos = fs.y;
       break;
     }
-    case FWL_SCBCODE_StepBackward: {
+    case FWL_SCBCODE::StepBackward: {
       fPos -= fStep;
       if (fPos < fs.x + fStep / 2)
         fPos = fs.x;
       break;
     }
-    case FWL_SCBCODE_StepForward: {
+    case FWL_SCBCODE::StepForward: {
       fPos += fStep;
       if (fPos > fs.y - fStep / 2)
         fPos = fs.y;
       break;
     }
-    case FWL_SCBCODE_PageBackward: {
+    case FWL_SCBCODE::PageBackward: {
       fPos -= pScrollBar->GetPageSize();
       if (fPos < fs.x)
         fPos = fs.x;
       break;
     }
-    case FWL_SCBCODE_PageForward: {
+    case FWL_SCBCODE::PageForward: {
       fPos += pScrollBar->GetPageSize();
       if (fPos > fs.y)
         fPos = fs.y;
       break;
     }
-    case FWL_SCBCODE_Pos:
-    case FWL_SCBCODE_TrackPos:
+    case FWL_SCBCODE::Pos:
+    case FWL_SCBCODE::TrackPos:
+    case FWL_SCBCODE::None:
       break;
-    case FWL_SCBCODE_EndScroll:
+    case FWL_SCBCODE::EndScroll:
       return false;
   }
   if (iCurPos != fPos) {
-- 
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