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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 <vector>
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fpdfapi/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 std::vector<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_
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