1 files changed, 139 insertions, 0 deletions
diff --git a/fpdfsdk/pdfwindow/cpwl_edit.h b/fpdfsdk/pdfwindow/cpwl_edit.h
new file mode 100644
index 0000000000..1ed01b9657
--- /dev/null
+++ b/fpdfsdk/pdfwindow/cpwl_edit.h
@@ -0,0 +1,139 @@
+// 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 FPDFSDK_PDFWINDOW_CPWL_EDIT_H_
+#define FPDFSDK_PDFWINDOW_CPWL_EDIT_H_
+
+#include "core/fpdfdoc/cpvt_wordrange.h"
+#include "core/fxcrt/cfx_unowned_ptr.h"
+#include "core/fxcrt/fx_basic.h"
+#include "fpdfsdk/pdfwindow/cpwl_edit_ctrl.h"
+
+class IPWL_Filler_Notify {
+ public:
+  virtual ~IPWL_Filler_Notify() {}
+
+  // Must write to |bBottom| and |fPopupRet|.
+  virtual void QueryWherePopup(void* pPrivateData,
+                               float fPopupMin,
+                               float fPopupMax,
+                               bool* bBottom,
+                               float* fPopupRet) = 0;
+  virtual void OnBeforeKeyStroke(void* pPrivateData,
+                                 CFX_WideString& strChange,
+                                 const CFX_WideString& strChangeEx,
+                                 int nSelStart,
+                                 int nSelEnd,
+                                 bool bKeyDown,
+                                 bool& bRC,
+                                 bool& bExit,
+                                 uint32_t nFlag) = 0;
+#ifdef PDF_ENABLE_XFA
+  virtual void OnPopupPreOpen(void* pPrivateData,
+                              bool& bExit,
+                              uint32_t nFlag) = 0;
+  virtual void OnPopupPostOpen(void* pPrivateData,
+                               bool& bExit,
+                               uint32_t nFlag) = 0;
+#endif  // PDF_ENABLE_XFA
+};
+
+class CPWL_Edit : public CPWL_EditCtrl {
+ public:
+  CPWL_Edit();
+  ~CPWL_Edit() override;
+
+  // CPWL_EditCtrl
+  CFX_ByteString GetClassName() const override;
+  void OnDestroy() override;
+  void OnCreated() override;
+  void RePosChildWnd() override;
+  CFX_FloatRect GetClientRect() const override;
+  void GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) override;
+  void DrawThisAppearance(CFX_RenderDevice* pDevice,
+                          CFX_Matrix* pUser2Device) override;
+  bool OnLButtonDown(const CFX_PointF& point, uint32_t nFlag) override;
+  bool OnLButtonDblClk(const CFX_PointF& point, uint32_t nFlag) override;
+  bool OnRButtonUp(const CFX_PointF& point, uint32_t nFlag) override;
+  bool OnMouseWheel(short zDelta,
+                    const CFX_PointF& point,
+                    uint32_t nFlag) override;
+  bool OnKeyDown(uint16_t nChar, uint32_t nFlag) override;
+  bool OnChar(uint16_t nChar, uint32_t nFlag) override;
+  CFX_FloatRect GetFocusRect() const override;
+  void OnSetFocus() override;
+  void OnKillFocus() override;
+
+  void SetAlignFormatV(PWL_EDIT_ALIGNFORMAT_V nFormat = PEAV_TOP,
+                       bool bPaint = true);  // 0:top 1:bottom 2:center
+
+  void SetCharArray(int32_t nCharArray);
+  void SetLimitChar(int32_t nLimitChar);
+
+  void SetCharSpace(float fCharSpace);
+
+  bool CanSelectAll() const;
+  bool CanClear() const;
+  bool CanCopy() const;
+  bool CanCut() const;
+
+  void CutText();
+
+  void SetText(const CFX_WideString& csText);
+  void ReplaceSel(const CFX_WideString& csText);
+
+  CFX_ByteString GetTextAppearanceStream(const CFX_PointF& ptOffset) const;
+  CFX_ByteString GetCaretAppearanceStream(const CFX_PointF& ptOffset) const;
+  CFX_ByteString GetSelectAppearanceStream(const CFX_PointF& ptOffset) const;
+
+  bool IsTextFull() const;
+
+  static float GetCharArrayAutoFontSize(CPDF_Font* pFont,
+                                        const CFX_FloatRect& rcPlate,
+                                        int32_t nCharArray);
+
+  void SetFillerNotify(IPWL_Filler_Notify* pNotify) {
+    m_pFillerNotify = pNotify;
+  }
+
+  bool IsProceedtoOnChar(uint16_t nKeyCode, uint32_t nFlag);
+  void AttachFFLData(CFFL_FormFiller* pData) { m_pFormFiller = pData; }
+
+  void OnInsertWord(const CPVT_WordPlace& place,
+                    const CPVT_WordPlace& oldplace);
+  void OnInsertReturn(const CPVT_WordPlace& place,
+                      const CPVT_WordPlace& oldplace);
+  void OnBackSpace(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
+  void OnDelete(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
+  void OnClear(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace);
+  void OnInsertText(const CPVT_WordPlace& place,
+                    const CPVT_WordPlace& oldplace);
+
+ private:
+  CPVT_WordRange GetSelectWordRange() const;
+  virtual void ShowVScrollBar(bool bShow);
+  bool IsVScrollBarVisible() const;
+  void SetParamByFlag();
+
+  float GetCharArrayAutoFontSize(int32_t nCharArray);
+  CFX_PointF GetWordRightBottomPoint(const CPVT_WordPlace& wpWord);
+
+  CPVT_WordRange CombineWordRange(const CPVT_WordRange& wr1,
+                                  const CPVT_WordRange& wr2);
+  CPVT_WordRange GetLatinWordsRange(const CFX_PointF& point) const;
+  CPVT_WordRange GetLatinWordsRange(const CPVT_WordPlace& place) const;
+  CPVT_WordRange GetArabicWordsRange(const CPVT_WordPlace& place) const;
+  CPVT_WordRange GetSameWordsRange(const CPVT_WordPlace& place,
+                                   bool bLatin,
+                                   bool bArabic) const;
+
+  bool m_bFocus;
+  CFX_FloatRect m_rcOldWindow;
+  CFX_UnownedPtr<IPWL_Filler_Notify> m_pFillerNotify;
+  CFX_UnownedPtr<CFFL_FormFiller> m_pFormFiller;
+};
+
+#endif  // FPDFSDK_PDFWINDOW_CPWL_EDIT_H_