Merge IFWL and CFWL classes.

xfa/fxfa/xfa_ffapp.h

 // 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
 
 #ifndef XFA_FXFA_XFA_FFAPP_H_
 #define XFA_FXFA_XFA_FFAPP_H_
 
 #include <memory>
 #include <vector>
 
 #include "core/fpdfapi/parser/cpdf_stream.h"
 #include "core/fpdfapi/parser/cpdf_stream_acc.h"
 #include "xfa/fgas/font/cfgas_fontmgr.h"
 #include "xfa/fwl/core/cfwl_app.h"
 #include "xfa/fxfa/fxfa.h"
 
 class CXFA_DefFontMgr;
 class CXFA_FWLAdapterWidgetMgr;
 class CXFA_FWLTheme;
 class CXFA_FFDocHandler;
 class CXFA_FontMgr;
 class IFWL_AdapterTimerMgr;
-class IFWL_WidgetMgrDelegate;
+class CFWL_WidgetMgrDelegate;
 
 class CXFA_FileRead : public IFX_SeekableReadStream {
  public:
   explicit CXFA_FileRead(const std::vector<CPDF_Stream*>& streams);
   ~CXFA_FileRead() override;
 
   // IFX_SeekableReadStream
   FX_FILESIZE GetSize() override;
   bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override;
   void Release() override;
 
  protected:
   CFX_ObjectArray<CPDF_StreamAcc> m_Data;
 };
 
 class CXFA_FFApp {
  public:
   explicit CXFA_FFApp(IXFA_AppProvider* pProvider);
   ~CXFA_FFApp();
 
   CXFA_FFDoc* CreateDoc(IXFA_DocEnvironment* pDocEnvironment,
                         IFX_SeekableReadStream* pStream,
                         bool bTakeOverFile);
   CXFA_FFDoc* CreateDoc(IXFA_DocEnvironment* pDocEnvironment,
                         CPDF_Document* pPDFDoc);
   void SetDefaultFontMgr(std::unique_ptr<CXFA_DefFontMgr> pFontMgr);
 
   CXFA_FFDocHandler* GetDocHandler();
-  CXFA_FWLAdapterWidgetMgr* GetWidgetMgr(IFWL_WidgetMgrDelegate* pDelegate);
+  CXFA_FWLAdapterWidgetMgr* GetWidgetMgr(CFWL_WidgetMgrDelegate* pDelegate);
   CFGAS_FontMgr* GetFDEFontMgr();
   CXFA_FWLTheme* GetFWLTheme();
 
   IXFA_AppProvider* GetAppProvider() const { return m_pProvider; }
   const CFWL_App* GetFWLApp() const { return m_pFWLApp.get(); }
   IFWL_AdapterTimerMgr* GetTimerMgr() const;
   CXFA_FontMgr* GetXFAFontMgr() const;
-  IFWL_WidgetMgrDelegate* GetWidgetMgrDelegate() const {
+  CFWL_WidgetMgrDelegate* GetWidgetMgrDelegate() const {
     return m_pWidgetMgrDelegate;
   }
 
   void ClearEventTargets();
 
  protected:
   std::unique_ptr<CXFA_FFDocHandler> m_pDocHandler;
   IXFA_AppProvider* const m_pProvider;
 
   // The fonts stored in the font manager may have been created by the default
   // font manager. The GEFont::LoadFont call takes the manager as a param and
   // stores it internally. When you destroy the GEFont it tries to unregister
   // from the font manager and if the default font manager was destroyed first
   // get get a use-after-free. The m_pFWLTheme can try to cleanup a GEFont
   // when it frees, so make sure it gets cleaned up first. That requires
   // m_pFWLApp to be cleaned up as well.
   //
   // TODO(dsinclair): The GEFont should have the FontMgr as the pointer instead
   // of the DEFFontMgr so this goes away. Bug 561.
   std::unique_ptr<CFGAS_FontMgr> m_pFDEFontMgr;
   std::unique_ptr<CXFA_FontMgr> m_pFontMgr;
 
 #if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
   std::unique_ptr<CFX_FontSourceEnum_File> m_pFontSource;
 #endif
   std::unique_ptr<CXFA_FWLAdapterWidgetMgr> m_pAdapterWidgetMgr;
-  IFWL_WidgetMgrDelegate* m_pWidgetMgrDelegate;  // not owned.
+  CFWL_WidgetMgrDelegate* m_pWidgetMgrDelegate;  // not owned.
 
   // |m_pFWLApp| has to be released first, then |m_pFWLTheme| since the former
   // may refers to theme manager and the latter refers to font manager.
   std::unique_ptr<CXFA_FWLTheme> m_pFWLTheme;
   std::unique_ptr<CFWL_App> m_pFWLApp;
 };
 
 #endif  // XFA_FXFA_XFA_FFAPP_H_