Continue cleaning IFWL classes

xfa/fwl/core/ifwl_scrollbar.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "xfa/fwl/core/ifwl_scrollbar.h"
 
 #include "third_party/base/ptr_util.h"
 #include "xfa/fwl/core/cfwl_message.h"
@@ skipping 20 matching lines @@
       m_fTrackPos(0),
       m_iMinButtonState(CFWL_PartState_Normal),
       m_iMaxButtonState(CFWL_PartState_Normal),
       m_iThumbButtonState(CFWL_PartState_Normal),
       m_iMinTrackState(CFWL_PartState_Normal),
       m_iMaxTrackState(CFWL_PartState_Normal),
       m_fLastTrackPos(0),
       m_cpTrackPointX(0),
       m_cpTrackPointY(0),
       m_iMouseWheel(0),
-      m_bTrackMouseLeave(false),
-      m_bMouseHover(false),
       m_bMouseDown(false),
-      m_bRepaintThumb(false),
       m_fButtonLen(0),
       m_bMinSize(false),
       m_bCustomLayout(false),
       m_fMinThumb(FWL_SCROLLBAR_MinThumb),
       m_Timer(this) {
   m_rtClient.Reset();
   m_rtThumb.Reset();
   m_rtMinBtn.Reset();
   m_rtMaxBtn.Reset();
   m_rtMinTrack.Reset();
@@ skipping 47 matching lines @@
   if (HasEdge()) {
     DrawEdge(pGraphics, CFWL_Part::Edge, pTheme, pMatrix);
   }
   DrawTrack(pGraphics, pTheme, true, pMatrix);
   DrawTrack(pGraphics, pTheme, false, pMatrix);
   DrawArrowBtn(pGraphics, pTheme, true, pMatrix);
   DrawArrowBtn(pGraphics, pTheme, false, pMatrix);
   DrawThumb(pGraphics, pTheme, pMatrix);
 }
 
-inline bool IFWL_ScrollBar::IsVertical() {
-  return m_pProperties->m_dwStyleExes & FWL_STYLEEXT_SCB_Vert;
-}
-
-FWL_Error IFWL_ScrollBar::GetRange(FX_FLOAT& fMin, FX_FLOAT& fMax) {
-  fMin = m_fRangeMin;
-  fMax = m_fRangeMax;
-  return FWL_Error::Succeeded;
-}
-
-FWL_Error IFWL_ScrollBar::SetRange(FX_FLOAT fMin, FX_FLOAT fMax) {
-  m_fRangeMin = fMin;
-  m_fRangeMax = fMax;
-  return FWL_Error::Succeeded;
-}
-
-FX_FLOAT IFWL_ScrollBar::GetPageSize() {
-  return m_fPageSize;
-}
-
-FWL_Error IFWL_ScrollBar::SetPageSize(FX_FLOAT fPageSize) {
-  m_fPageSize = fPageSize;
-  return FWL_Error::Succeeded;
-}
-
-FX_FLOAT IFWL_ScrollBar::GetStepSize() {
-  return m_fStepSize;
-}
-
-FWL_Error IFWL_ScrollBar::SetStepSize(FX_FLOAT fStepSize) {
-  m_fStepSize = fStepSize;
-  return FWL_Error::Succeeded;
-}
-
-FX_FLOAT IFWL_ScrollBar::GetPos() {
-  return m_fPos;
-}
-
-FWL_Error IFWL_ScrollBar::SetPos(FX_FLOAT fPos) {
-  m_fPos = fPos;
-  return FWL_Error::Succeeded;
-}
-
-FX_FLOAT IFWL_ScrollBar::GetTrackPos() {
-  return m_fTrackPos;
-}
-
-FWL_Error IFWL_ScrollBar::SetTrackPos(FX_FLOAT fTrackPos) {
+void IFWL_ScrollBar::SetTrackPos(FX_FLOAT fTrackPos) {
   m_fTrackPos = fTrackPos;
   CalcThumbButtonRect(m_rtThumb);
   CalcMinTrackRect(m_rtMinTrack);
   CalcMaxTrackRect(m_rtMaxTrack);
-  return FWL_Error::Succeeded;
 }
 
 bool IFWL_ScrollBar::DoScroll(uint32_t dwCode, FX_FLOAT fPos) {
   switch (dwCode) {
     case FWL_SCBCODE_Min:
     case FWL_SCBCODE_Max:
     case FWL_SCBCODE_PageBackward:
     case FWL_SCBCODE_PageForward:
     case FWL_SCBCODE_StepBackward:
-      break;
     case FWL_SCBCODE_StepForward:
-      break;
     case FWL_SCBCODE_Pos:
     case FWL_SCBCODE_TrackPos:
     case FWL_SCBCODE_EndScroll:
       break;
-    default: { return false; }
+    default:
+      return false;
   }
   return OnScroll(dwCode, fPos);
 }
 
-FWL_Error IFWL_ScrollBar::SetOuter(IFWL_Widget* pOuter) {
-  m_pOuter = pOuter;
-  return FWL_Error::Succeeded;
-}
-
 void IFWL_ScrollBar::DrawTrack(CFX_Graphics* pGraphics,
                                IFWL_ThemeProvider* pTheme,
                                bool bLower,
                                const CFX_Matrix* pMatrix) {
   CFWL_ThemeBackground param;
   param.m_pWidget = this;
   param.m_iPart = bLower ? CFWL_Part::LowerTrack : CFWL_Part::UpperTrack;
   param.m_dwStates = (m_pProperties->m_dwStates & FWL_WGTSTATE_Disabled)
                          ? CFWL_PartState_Disabled
                          : (bLower ? m_iMinTrackState : m_iMaxTrackState);
@@ skipping 532 matching lines @@
 
 void IFWL_ScrollBar::Timer::Run(IFWL_TimerInfo* pTimerInfo) {
   IFWL_ScrollBar* pButton = static_cast<IFWL_ScrollBar*>(m_pWidget);
 
   if (pButton->m_pTimerInfo)
     pButton->m_pTimerInfo->StopTimer();
 
   if (!pButton->SendEvent())
     pButton->m_pTimerInfo = StartTimer(0, true);
 }