Remove NULL in xfa/

xfa/fxfa/app/xfa_fftextedit.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/fxfa/app/xfa_fftextedit.h"
 
 #include <vector>
 
 #include "xfa/fwl/basewidget/ifwl_edit.h"
 #include "xfa/fwl/core/cfwl_message.h"
 #include "xfa/fwl/core/fwl_noteimp.h"
 #include "xfa/fwl/lightwidget/cfwl_datetimepicker.h"
 #include "xfa/fwl/lightwidget/cfwl_edit.h"
 #include "xfa/fxfa/app/xfa_fffield.h"
 #include "xfa/fxfa/app/xfa_fwladapter.h"
 #include "xfa/fxfa/app/xfa_textlayout.h"
 #include "xfa/fxfa/include/cxfa_eventparam.h"
 #include "xfa/fxfa/include/xfa_ffapp.h"
 #include "xfa/fxfa/include/xfa_ffdoc.h"
 #include "xfa/fxfa/include/xfa_ffdocview.h"
 #include "xfa/fxfa/include/xfa_ffpageview.h"
 #include "xfa/fxfa/include/xfa_ffwidget.h"
 #include "xfa/fxfa/parser/xfa_localevalue.h"
 
 CXFA_FFTextEdit::CXFA_FFTextEdit(CXFA_FFPageView* pPageView,
                                  CXFA_WidgetAcc* pDataAcc)
-    : CXFA_FFField(pPageView, pDataAcc), m_pOldDelegate(NULL) {}
+    : CXFA_FFField(pPageView, pDataAcc), m_pOldDelegate(nullptr) {}
 CXFA_FFTextEdit::~CXFA_FFTextEdit() {
   if (m_pNormalWidget) {
     IFWL_Widget* pWidget = m_pNormalWidget->GetWidget();
     CFWL_NoteDriver* pNoteDriver = FWL_GetApp()->GetNoteDriver();
     pNoteDriver->UnregisterEventTarget(pWidget);
   }
 }
 FX_BOOL CXFA_FFTextEdit::LoadWidget() {
   CFWL_Edit* pFWLEdit = CFWL_Edit::Create();
   pFWLEdit->Initialize();
@@ skipping 112 matching lines @@
 FX_BOOL CXFA_FFTextEdit::OnSetFocus(CXFA_FFWidget* pOldWidget) {
   m_dwStatus &= ~XFA_WidgetStatus_TextEditValueChanged;
   if (!IsFocused()) {
     m_dwStatus |= XFA_WidgetStatus_Focused;
     UpdateFWLData();
     AddInvalidateRect();
   }
   CXFA_FFWidget::OnSetFocus(pOldWidget);
   CFWL_MsgSetFocus ms;
   ms.m_pDstTarget = m_pNormalWidget->m_pIface;
-  ms.m_pSrcTarget = NULL;
+  ms.m_pSrcTarget = nullptr;
   TranslateFWLMessage(&ms);
   return TRUE;
 }
 FX_BOOL CXFA_FFTextEdit::OnKillFocus(CXFA_FFWidget* pNewWidget) {
   CFWL_MsgKillFocus ms;
   ms.m_pDstTarget = m_pNormalWidget->m_pIface;
-  ms.m_pSrcTarget = NULL;
+  ms.m_pSrcTarget = nullptr;
   TranslateFWLMessage(&ms);
   m_dwStatus &= ~XFA_WidgetStatus_Focused;
   SetEditScrollOffset();
   ProcessCommittedData();
   UpdateFWLData();
   AddInvalidateRect();
   CXFA_FFWidget::OnKillFocus(pNewWidget);
   m_dwStatus &= ~XFA_WidgetStatus_TextEditValueChanged;
   return TRUE;
 }
@@ skipping 595 matching lines @@
   CXFA_LocaleValue date(XFA_VT_DATE, GetDoc()->GetXFADoc()->GetLocalMgr());
   CFX_Unitime dt;
   dt.Set(iYear, iMonth, iDay);
   date.SetDate(dt);
   CFX_WideString wsDate;
   date.FormatPatterns(wsDate, wsPicture, m_pDataAcc->GetLocal(),
                       XFA_VALUEPICTURE_Edit);
   CFWL_DateTimePicker* pDateTime = (CFWL_DateTimePicker*)m_pNormalWidget;
   pDateTime->SetEditText(wsDate);
   pDateTime->Update();
-  GetDoc()->GetDocProvider()->SetFocusWidget(GetDoc(), NULL);
+  GetDoc()->GetDocProvider()->SetFocusWidget(GetDoc(), nullptr);
   CXFA_EventParam eParam;
   eParam.m_eType = XFA_EVENT_Change;
   eParam.m_pTarget = m_pDataAcc;
   m_pDataAcc->GetValue(eParam.m_wsNewText, XFA_VALUEPICTURE_Raw);
   m_pDataAcc->ProcessEvent(XFA_ATTRIBUTEENUM_Change, &eParam);
 }
 
 void CXFA_FFDateTimeEdit::OnProcessEvent(CFWL_Event* pEvent) {
   if (pEvent->GetClassID() == CFWL_EventType::SelectChanged) {
     CFWL_Event_DtpSelectChanged* event = (CFWL_Event_DtpSelectChanged*)pEvent;
     OnSelectChanged(m_pNormalWidget->GetWidget(), event->iYear, event->iMonth,
                     event->iDay);
     return;
   }
   CXFA_FFTextEdit::OnProcessEvent(pEvent);
 }