Remove unused CFWL_Edit flags.

xfa/fwl/cfwl_edit.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/cfwl_edit.h"
 
 #include <algorithm>
 #include <memory>
@@ skipping 355 matching lines @@
   int32_t iError =
       m_EdtEngine.Insert(nCaret, wsPaste.c_str(), wsPaste.GetLength());
   if (iError < 0) {
     ProcessInsertError(iError);
     return false;
   }
   return true;
 }
 
 bool CFWL_Edit::Redo(const IFDE_TxtEdtDoRecord* pRecord) {
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_NoRedoUndo)
-    return true;
   return m_EdtEngine.Redo(pRecord);
 }
 
 bool CFWL_Edit::Undo(const IFDE_TxtEdtDoRecord* pRecord) {
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_NoRedoUndo)
-    return true;
   return m_EdtEngine.Undo(pRecord);
 }
 
 bool CFWL_Edit::Undo() {
   if (!CanUndo())
     return false;
   return Undo(m_DoRecords[m_iCurRecord--].get());
 }
 
 bool CFWL_Edit::Redo() {
@@ skipping 140 matching lines @@
   CFX_RectF rtClip = m_rtEngine;
   FX_FLOAT fOffSetX = m_rtEngine.left - m_fScrollOffsetX;
   FX_FLOAT fOffSetY = m_rtEngine.top - m_fScrollOffsetY + m_fVAlignOffset;
   CFX_Matrix mt;
   mt.Set(1, 0, 0, 1, fOffSetX, fOffSetY);
   if (pMatrix) {
     pMatrix->TransformRect(rtClip);
     mt.Concat(*pMatrix);
   }
 
-  bool bShowSel = (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_NoHideSel) ||
-                  (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused);
+  bool bShowSel = !!(m_pProperties->m_dwStates & FWL_WGTSTATE_Focused);
   if (bShowSel) {
     CFWL_Widget* pForm = m_pWidgetMgr->GetSystemFormWidget(this);
     if (pForm) {
       bShowSel = (pForm->GetStates() & FWL_WGTSTATE_Deactivated) !=
                  FWL_WGTSTATE_Deactivated;
     }
   }
 
   int32_t nSelCount = m_EdtEngine.CountSelRanges();
   if (bShowSel && nSelCount > 0) {
@@ skipping 75 matching lines @@
   UpdateEditLayout();
   if (m_nLimit > -1)
     m_EdtEngine.SetLimit(m_nLimit);
 }
 
 void CFWL_Edit::UpdateEditParams() {
   FDE_TXTEDTPARAMS params;
   params.nHorzScale = 100;
   params.fPlateWidth = m_rtEngine.width;
   params.fPlateHeight = m_rtEngine.height;
-  if (m_pProperties->m_dwStyles & FWL_WGTSTYLE_RTLLayout)
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_RTL;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VerticalLayout)
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_DocVertical;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_VerticalChars)
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_CharVertial;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ReverseLine)
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_LineReserve;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ArabicShapes)
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_ArabicShapes;
-  if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_ExpandTab)
-    params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_ExpandTab;
   if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_CombText)
     params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_CombText;
   if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_LastLineHeight)
     params.dwLayoutStyles |= FDE_TEXTEDITLAYOUT_LastLineHeight;
   if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_Validate)
     params.dwMode |= FDE_TEXTEDITMODE_Validate;
   if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_Password)
     params.dwMode |= FDE_TEXTEDITMODE_Password;
 
   switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HAlignMask) {
@@ skipping 10 matching lines @@
       break;
     }
     default:
       break;
   }
   switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_HAlignModeMask) {
     case FWL_STYLEEXT_EDT_Justified: {
       params.dwAlignment |= FDE_TEXTEDITALIGN_Justified;
       break;
     }
-    case FWL_STYLEEXT_EDT_Distributed: {
-      params.dwAlignment |= FDE_TEXTEDITALIGN_Distributed;
-      break;
-    }
     default: {
       params.dwAlignment |= FDE_TEXTEDITALIGN_Normal;
       break;
     }
   }
   if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_MultiLine) {
     params.dwMode |= FDE_TEXTEDITMODE_MultiLines;
     if ((m_pProperties->m_dwStyles & FWL_WGTSTYLE_HScroll) == 0 &&
         (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_AutoHScroll) == 0) {
       params.dwMode |=
@@ skipping 535 matching lines @@
       return true;
     return false;
   }
 
   if (wsText.GetInteger() <= m_iMax)
     return true;
   return false;
 }
 
 void CFWL_Edit::InitCaret() {
-  if (!m_pCaret) {
-    if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_InnerCaret)) {
-      m_pCaret = pdfium::MakeUnique<CFWL_Caret>(
-          m_pOwnerApp, pdfium::MakeUnique<CFWL_WidgetProperties>(), this);
-      m_pCaret->SetParent(this);
-      m_pCaret->SetStates(m_pProperties->m_dwStates);
-    }
-  } else if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_EDT_InnerCaret) ==
-             0) {
-    m_pCaret.reset();
-  }
+  if (!m_pCaret)
+    return;
+  m_pCaret.reset();
 }
 
 void CFWL_Edit::ClearRecord() {
   m_iCurRecord = -1;
   m_DoRecords.clear();
 }
 
 void CFWL_Edit::ProcessInsertError(int32_t iError) {
   if (iError != -2)
     return;
@@ skipping 82 matching lines @@
   DeviceToEngine(pt);
   bool bBefore = true;
   int32_t nIndex = pPage->GetCharIndex(pt, bBefore);
   if (nIndex < 0)
     nIndex = 0;
 
   m_EdtEngine.SetCaretPos(nIndex, bBefore);
 }
 
 void CFWL_Edit::OnFocusChanged(CFWL_Message* pMsg, bool bSet) {
-  uint32_t dwStyleEx = GetStylesEx();
-  bool bRepaint = !!(dwStyleEx & FWL_STYLEEXT_EDT_InnerCaret);
+  bool bRepaint = false;
   if (bSet) {
     m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
 
     UpdateVAlignment();
     UpdateOffset();
     UpdateCaret();
   } else if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) {
     m_pProperties->m_dwStates &= ~FWL_WGTSTATE_Focused;
     HideCaret(nullptr);
-    if ((dwStyleEx & FWL_STYLEEXT_EDT_NoHideSel) == 0) {
-      int32_t nSel = CountSelRanges();
-      if (nSel > 0) {
-        ClearSelections();
-        bRepaint = true;
-      }
-      m_EdtEngine.SetCaretPos(0, true);
-      UpdateOffset();
+
+    int32_t nSel = CountSelRanges();
+    if (nSel > 0) {
+      ClearSelections();
+      bRepaint = true;
     }
+    m_EdtEngine.SetCaretPos(0, true);
+    UpdateOffset();
+
     ClearRecord();
   }
 
   LayoutScrollBar();
   if (!bRepaint)
     return;
 
   CFX_RectF rtInvalidate;
   rtInvalidate.Set(0, 0, m_pProperties->m_rtWidget.width,
                    m_pProperties->m_rtWidget.height);
@@ skipping 241 matching lines @@
   pScrollBar->SetTrackPos(fPos);
   UpdateOffset(pScrollBar, fPos - iCurPos);
   UpdateCaret();
 
   CFX_RectF rect = GetWidgetRect();
   CFX_RectF rtInvalidate;
   rtInvalidate.Set(0, 0, rect.width + 2, rect.height + 2);
   RepaintRect(rtInvalidate);
   return true;
 }