1 files changed, 93 insertions, 0 deletions
diff --git a/xfa/fxfa/xfa_ffapp.h b/xfa/fxfa/xfa_ffapp.h
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+++ b/xfa/fxfa/xfa_ffapp.h
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+// 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 "core/fpdfapi/fpdf_parser/cpdf_stream.h"
+#include "core/fpdfapi/fpdf_parser/cpdf_stream_acc.h"
+#include "xfa/fgas/font/fgas_font.h"
+#include "xfa/fwl/core/ifwl_app.h"
+#include "xfa/fxfa/fxfa.h"
+
+class CFWL_WidgetMgrDelegate;
+class CXFA_DefFontMgr;
+class CXFA_FWLAdapterWidgetMgr;
+class CXFA_FWLTheme;
+class CXFA_FFDocHandler;
+class CXFA_FontMgr;
+class IFWL_AdapterTimerMgr;
+
+class CXFA_FileRead : public IFX_FileRead {
+ public:
+  explicit CXFA_FileRead(const CFX_ArrayTemplate<CPDF_Stream*>& streams);
+  ~CXFA_FileRead() override;
+
+  // IFX_FileRead
+  FX_FILESIZE GetSize() override;
+  FX_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_FileRead* pStream,
+                        FX_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(CFWL_WidgetMgrDelegate* pDelegate);
+  IFGAS_FontMgr* GetFDEFontMgr();
+  CXFA_FWLTheme* GetFWLTheme();
+
+  IXFA_AppProvider* GetAppProvider() const { return m_pProvider; }
+  IFWL_AdapterTimerMgr* GetTimerMgr() const;
+  CXFA_FontMgr* GetXFAFontMgr() const;
+  CFWL_WidgetMgrDelegate* GetWidgetMgrDelegate() const {
+    return m_pWidgetMgrDelegate;
+  }
+
+ 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<IFGAS_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;
+  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<IFWL_App> m_pFWLApp;
+};
+
+#endif  // XFA_FXFA_XFA_FFAPP_H_