Cleanup some xfa/fxfa code.

This CL moves the .h files to have names corresponding to the contained
classes. The .cpp files are moved alongside the .h files. Any extra
classes in the .h files have been split into their own files.

Change-Id: I14b4efc02417f0df946500e87b6c502e77020db8
Reviewed-on: https://pdfium-review.googlesource.com/3160
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Nicolás Peña <npm@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

1 files changed, 86 insertions, 0 deletions

diff --git a/xfa/fxfa/cxfa_ffapp.h b/xfa/fxfa/cxfa_ffapp.h
new file mode 100644
index 0000000000..01235d655b
--- /dev/null
+++ b/xfa/fxfa/cxfa_ffapp.h
@@ -0,0 +1,86 @@
+// 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_CXFA_FFAPP_H_
+#define XFA_FXFA_CXFA_FFAPP_H_
+
+#include <memory>
+#include <vector>
+
+#include "core/fpdfapi/parser/cpdf_stream.h"
+#include "core/fpdfapi/parser/cpdf_stream_acc.h"
+#include "core/fxcrt/cfx_retain_ptr.h"
+#include "xfa/fgas/font/cfgas_fontmgr.h"
+#include "xfa/fwl/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 CFWL_WidgetMgrDelegate;
+
+// Layering prevents fxcrt from knowing about CPDF_Streams; this could go
+// in fpdfsdk, but it is XFA-Only.
+CFX_RetainPtr<IFX_SeekableReadStream> MakeSeekableReadStream(
+    const std::vector<CPDF_Stream*>& streams);
+
+class CXFA_FFApp {
+ public:
+  explicit CXFA_FFApp(IXFA_AppProvider* pProvider);
+  ~CXFA_FFApp();
+
+  std::unique_ptr<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);
+  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;
+  CFWL_WidgetMgrDelegate* GetWidgetMgrDelegate() const {
+    return m_pWidgetMgrDelegate;
+  }
+
+  void ClearEventTargets();
+
+ private:
+  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;
+  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_CXFA_FFAPP_H_