Remove IFX_SystemHandler.

fpdfsdk/cfx_systemhandler.h

Index: fpdfsdk/cfx_systemhandler.h
diff --git a/fpdfsdk/cfx_systemhandler.h b/fpdfsdk/cfx_systemhandler.h
new file mode 100644
index 0000000000000000000000000000000000000000..ec5735366c069062664349dba82e12fdaeb66ccd
--- /dev/null
+++ b/fpdfsdk/cfx_systemhandler.h
@@ -0,0 +1,83 @@
+// Copyright 2016 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 FPDFSDK_CFX_SYSTEMHANDLER_H_
+#define FPDFSDK_CFX_SYSTEMHANDLER_H_
+
+#include "core/fxcrt/include/fx_coordinates.h"
+#include "core/fxcrt/include/fx_system.h"
+
+using FX_HWND = void*;
+using FX_HMENU = void*;
+using TimerCallback = void (*)(int32_t idEvent);
+
+struct FX_SYSTEMTIME {
+  FX_SYSTEMTIME()
+      : wYear(0),
+        wMonth(0),
+        wDayOfWeek(0),
+        wDay(0),
+        wHour(0),
+        wMinute(0),
+        wSecond(0),
+        wMilliseconds(0) {}
+
+  uint16_t wYear;
+  uint16_t wMonth;
+  uint16_t wDayOfWeek;
+  uint16_t wDay;
+  uint16_t wHour;
+  uint16_t wMinute;
+  uint16_t wSecond;
+  uint16_t wMilliseconds;
+};
+
+// Cursor style. These must match the values in public/fpdf_formfill.h
+#define FXCT_ARROW 0
+#define FXCT_NESW 1
+#define FXCT_NWSE 2
+#define FXCT_VBEAM 3
+#define FXCT_HBEAM 4
+#define FXCT_HAND 5
+
+class CPDF_Document;
+class CPDF_Font;
+class CPDFDoc_Environment;
+
+class CFX_SystemHandler {
+ public:
+  explicit CFX_SystemHandler(CPDFDoc_Environment* pEnv)
+      : m_pEnv(pEnv), m_nCharSet(-1) {}
+  ~CFX_SystemHandler() {}
+
+  void InvalidateRect(FX_HWND hWnd, FX_RECT rect);
+  void OutputSelectedRect(void* pFormFiller, CFX_FloatRect& rect);
+  bool IsSelectionImplemented() const;
+
+  void SetCursor(int32_t nCursorType);
+
+  bool FindNativeTrueTypeFont(int32_t nCharset, CFX_ByteString sFontFaceName);
+  CPDF_Font* AddNativeTrueTypeFontToPDF(CPDF_Document* pDoc,
+                                        CFX_ByteString sFontFaceName,
+                                        uint8_t nCharset);
+  int32_t SetTimer(int32_t uElapse, TimerCallback lpTimerFunc);
+  void KillTimer(int32_t nID);
+  bool IsSHIFTKeyDown(uint32_t nFlag) const;
+  bool IsCTRLKeyDown(uint32_t nFlag) const;
+  bool IsALTKeyDown(uint32_t nFlag) const;
+  bool IsINSERTKeyDown(uint32_t nFlag) const;
+
+  FX_SYSTEMTIME GetLocalTime();
+
+  int32_t GetCharSet() const { return m_nCharSet; }
+  void SetCharSet(int32_t nCharSet) { m_nCharSet = nCharSet; }
+
+ private:
+  CPDFDoc_Environment* const m_pEnv;
+  int m_nCharSet;
+};
+
+#endif  // FPDFSDK_CFX_SYSTEMHANDLER_H_