Rename IFWL classes which do not have CFWL equivalents

xfa/fwl/core/ifwl_combobox.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_combobox.h"
 
 #include <algorithm>
 #include <memory>
 #include <utility>
 
 #include "third_party/base/ptr_util.h"
 #include "xfa/fde/cfde_txtedtengine.h"
 #include "xfa/fde/tto/fde_textout.h"
 #include "xfa/fwl/core/cfwl_app.h"
 #include "xfa/fwl/core/cfwl_evteditchanged.h"
 #include "xfa/fwl/core/cfwl_evtpostdropdown.h"
 #include "xfa/fwl/core/cfwl_evtpredropdown.h"
 #include "xfa/fwl/core/cfwl_evtselectchanged.h"
 #include "xfa/fwl/core/cfwl_evttextchanged.h"
+#include "xfa/fwl/core/cfwl_formproxy.h"
 #include "xfa/fwl/core/cfwl_msgkey.h"
 #include "xfa/fwl/core/cfwl_msgkillfocus.h"
 #include "xfa/fwl/core/cfwl_msgmouse.h"
 #include "xfa/fwl/core/cfwl_msgsetfocus.h"
 #include "xfa/fwl/core/cfwl_notedriver.h"
 #include "xfa/fwl/core/cfwl_themebackground.h"
 #include "xfa/fwl/core/cfwl_themepart.h"
 #include "xfa/fwl/core/cfwl_themetext.h"
 #include "xfa/fwl/core/cfwl_widgetmgr.h"
-#include "xfa/fwl/core/ifwl_formproxy.h"
 #include "xfa/fwl/core/ifwl_listbox.h"
 #include "xfa/fwl/core/ifwl_themeprovider.h"
 
 IFWL_ComboBox::IFWL_ComboBox(const CFWL_App* app,
                              std::unique_ptr<CFWL_WidgetProperties> properties)
     : IFWL_Widget(app, std::move(properties), nullptr),
       m_pComboBoxProxy(nullptr),
       m_bLButtonDown(false),
       m_iCurSel(-1),
       m_iBtnState(CFWL_PartState_Normal),
       m_fComboFormHandler(0) {
   m_rtClient.Reset();
   m_rtBtn.Reset();
   m_rtHandler.Reset();
 
   if (m_pWidgetMgr->IsFormDisabled()) {
     DisForm_InitComboList();
     DisForm_InitComboEdit();
     return;
   }
 
   auto prop = pdfium::MakeUnique<CFWL_WidgetProperties>();
   prop->m_pThemeProvider = m_pProperties->m_pThemeProvider;
   prop->m_dwStyles |= FWL_WGTSTYLE_Border | FWL_WGTSTYLE_VScroll;
   if (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_ListItemIconText)
     prop->m_dwStyleExes |= FWL_STYLEEXT_LTB_Icon;
   m_pListBox =
-      pdfium::MakeUnique<IFWL_ComboList>(m_pOwnerApp, std::move(prop), this);
+      pdfium::MakeUnique<CFWL_ComboList>(m_pOwnerApp, std::move(prop), this);
 
   if ((m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_DropDown) && !m_pEdit) {
-    m_pEdit.reset(new IFWL_ComboEdit(
+    m_pEdit.reset(new CFWL_ComboEdit(
         m_pOwnerApp, pdfium::MakeUnique<CFWL_WidgetProperties>(), this));
     m_pEdit->SetOuter(this);
   }
   if (m_pEdit)
     m_pEdit->SetParent(this);
 
   SetStates(m_pProperties->m_dwStates);
 }
 
 IFWL_ComboBox::~IFWL_ComboBox() {}
@@ skipping 42 matching lines @@
 void IFWL_ComboBox::ModifyStylesEx(uint32_t dwStylesExAdded,
                                    uint32_t dwStylesExRemoved) {
   if (m_pWidgetMgr->IsFormDisabled()) {
     DisForm_ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
     return;
   }
 
   bool bAddDropDown = !!(dwStylesExAdded & FWL_STYLEEXT_CMB_DropDown);
   bool bRemoveDropDown = !!(dwStylesExRemoved & FWL_STYLEEXT_CMB_DropDown);
   if (bAddDropDown && !m_pEdit) {
-    m_pEdit = pdfium::MakeUnique<IFWL_ComboEdit>(
+    m_pEdit = pdfium::MakeUnique<CFWL_ComboEdit>(
         m_pOwnerApp, pdfium::MakeUnique<CFWL_WidgetProperties>(), nullptr);
     m_pEdit->SetOuter(this);
     m_pEdit->SetParent(this);
   } else if (bRemoveDropDown && m_pEdit) {
     m_pEdit->SetStates(FWL_WGTSTATE_Invisible, true);
   }
   IFWL_Widget::ModifyStylesEx(dwStylesExAdded, dwStylesExRemoved);
 }
 
 void IFWL_ComboBox::Update() {
@@ skipping 438 matching lines @@
   if (!m_pListBox)
     return;
 
   auto prop = pdfium::MakeUnique<CFWL_WidgetProperties>();
   prop->m_pOwner = this;
   prop->m_dwStyles = FWL_WGTSTYLE_Popup;
   prop->m_dwStates = FWL_WGTSTATE_Invisible;
 
   // TODO(dsinclair): Does this leak? I don't see a delete, but I'm not sure
   // if the SetParent call is going to transfer ownership.
-  m_pComboBoxProxy = new IFWL_ComboBoxProxy(this, m_pOwnerApp, std::move(prop),
+  m_pComboBoxProxy = new CFWL_ComboBoxProxy(this, m_pOwnerApp, std::move(prop),
                                             m_pListBox.get());
   m_pListBox->SetParent(m_pComboBoxProxy);
 }
 
 void IFWL_ComboBox::DisForm_InitComboList() {
   if (m_pListBox)
     return;
 
   auto prop = pdfium::MakeUnique<CFWL_WidgetProperties>();
   prop->m_pParent = this;
   prop->m_dwStyles = FWL_WGTSTYLE_Border | FWL_WGTSTYLE_VScroll;
   prop->m_dwStates = FWL_WGTSTATE_Invisible;
   prop->m_pThemeProvider = m_pProperties->m_pThemeProvider;
   m_pListBox =
-      pdfium::MakeUnique<IFWL_ComboList>(m_pOwnerApp, std::move(prop), this);
+      pdfium::MakeUnique<CFWL_ComboList>(m_pOwnerApp, std::move(prop), this);
 }
 
 void IFWL_ComboBox::DisForm_InitComboEdit() {
   if (m_pEdit)
     return;
 
   auto prop = pdfium::MakeUnique<CFWL_WidgetProperties>();
   prop->m_pParent = this;
   prop->m_pThemeProvider = m_pProperties->m_pThemeProvider;
 
   m_pEdit =
-      pdfium::MakeUnique<IFWL_ComboEdit>(m_pOwnerApp, std::move(prop), this);
+      pdfium::MakeUnique<CFWL_ComboEdit>(m_pOwnerApp, std::move(prop), this);
   m_pEdit->SetOuter(this);
 }
 
 void IFWL_ComboBox::DisForm_ShowDropList(bool bActivate) {
   if (DisForm_IsDropListVisible() == bActivate)
     return;
 
   if (bActivate) {
     CFWL_EvtPreDropDown preEvent;
     preEvent.m_pSrcTarget = this;
     DispatchEvent(&preEvent);
 
-    IFWL_ComboList* pComboList = m_pListBox.get();
+    CFWL_ComboList* pComboList = m_pListBox.get();
     int32_t iItems = pComboList->CountItems(nullptr);
     if (iItems < 1)
       return;
 
     ResetListItemAlignment();
     pComboList->ChangeSelected(m_iCurSel);
 
     FX_FLOAT fItemHeight = pComboList->CalcItemHeight();
     FX_FLOAT fBorder = GetBorderSize();
     FX_FLOAT fPopupMin = 0.0f;
@@ skipping 451 matching lines @@
     msg.m_pSrcTarget = m_pEdit.get();
     m_pEdit->GetDelegate()->OnProcessMessage(&msg);
   }
 }
 
 void IFWL_ComboBox::DisForm_OnKey(CFWL_MsgKey* pMsg) {
   uint32_t dwKeyCode = pMsg->m_dwKeyCode;
   const bool bUp = dwKeyCode == FWL_VKEY_Up;
   const bool bDown = dwKeyCode == FWL_VKEY_Down;
   if (bUp || bDown) {
-    IFWL_ComboList* pComboList = m_pListBox.get();
+    CFWL_ComboList* pComboList = m_pListBox.get();
     int32_t iCount = pComboList->CountItems(nullptr);
     if (iCount < 1)
       return;
 
     bool bMatchEqual = false;
     int32_t iCurSel = m_iCurSel;
     if (m_pEdit) {
       CFX_WideString wsText;
       m_pEdit->GetText(wsText);
       iCurSel = pComboList->MatchItem(wsText);
@@ skipping 14 matching lines @@
       else
         iCurSel++;
     }
     m_iCurSel = iCurSel;
     SyncEditText(m_iCurSel);
     return;
   }
   if (m_pEdit)
     m_pEdit->GetDelegate()->OnProcessMessage(pMsg);
 }