1 files changed, 108 insertions, 0 deletions
diff --git a/fpdfsdk/pdfwindow/cpwl_edit_ctrl.h b/fpdfsdk/pdfwindow/cpwl_edit_ctrl.h
new file mode 100644
index 0000000000..59bb623776
--- /dev/null
+++ b/fpdfsdk/pdfwindow/cpwl_edit_ctrl.h
@@ -0,0 +1,108 @@
+// 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_CTRL_H_
+#define FPDFSDK_PDFWINDOW_CPWL_EDIT_CTRL_H_
+
+#include <memory>
+
+#include "core/fxcrt/fx_string.h"
+#include "fpdfsdk/pdfwindow/cpwl_wnd.h"
+
+class CFX_Edit;
+class CPWL_Caret;
+struct CPVT_WordPlace;
+
+enum PWL_EDIT_ALIGNFORMAT_H { PEAH_LEFT = 0, PEAH_MIDDLE, PEAH_RIGHT };
+
+enum PWL_EDIT_ALIGNFORMAT_V { PEAV_TOP = 0, PEAV_CENTER, PEAV_BOTTOM };
+
+class CPWL_EditCtrl : public CPWL_Wnd {
+ public:
+  CPWL_EditCtrl();
+  ~CPWL_EditCtrl() override;
+
+  CFX_WideString GetText() const;
+  void SetSel(int32_t nStartChar, int32_t nEndChar);
+  void GetSel(int32_t& nStartChar, int32_t& nEndChar) const;
+  void Clear();
+  void SelectAll();
+
+  CFX_PointF GetScrollPos() const;
+  void SetScrollPos(const CFX_PointF& point);
+
+  void SetCharSet(uint8_t nCharSet) { m_nCharSet = nCharSet; }
+  int32_t GetCharSet() const;
+
+  bool CanUndo() const;
+  bool CanRedo() const;
+  void Redo();
+  void Undo();
+
+  void SetReadyToInput();
+
+  // CPWL_Wnd
+  void OnCreate(PWL_CREATEPARAM& cp) override;
+  void OnCreated() override;
+  bool OnKeyDown(uint16_t nChar, uint32_t nFlag) override;
+  bool OnChar(uint16_t nChar, uint32_t nFlag) override;
+  bool OnLButtonDown(const CFX_PointF& point, uint32_t nFlag) override;
+  bool OnLButtonUp(const CFX_PointF& point, uint32_t nFlag) override;
+  bool OnMouseMove(const CFX_PointF& point, uint32_t nFlag) override;
+  void OnNotify(CPWL_Wnd* pWnd,
+                uint32_t msg,
+                intptr_t wParam = 0,
+                intptr_t lParam = 0) override;
+  void CreateChildWnd(const PWL_CREATEPARAM& cp) override;
+  void RePosChildWnd() override;
+  void SetFontSize(float fFontSize) override;
+  float GetFontSize() const override;
+  void SetCursor() override;
+
+  void IOnSetScrollInfoY(float fPlateMin,
+                         float fPlateMax,
+                         float fContentMin,
+                         float fContentMax,
+                         float fSmallStep,
+                         float fBigStep);
+  void IOnSetScrollPosY(float fy);
+  void IOnSetCaret(bool bVisible,
+                   const CFX_PointF& ptHead,
+                   const CFX_PointF& ptFoot,
+                   const CPVT_WordPlace& place);
+  void IOnInvalidateRect(CFX_FloatRect* pRect);
+
+ protected:
+  void CopyText();
+  void PasteText();
+  void CutText();
+  void ShowVScrollBar(bool bShow);
+  void InsertWord(uint16_t word, int32_t nCharset);
+  void InsertReturn();
+
+  bool IsWndHorV();
+
+  void Delete();
+  void Backspace();
+
+  void GetCaretInfo(CFX_PointF* ptHead, CFX_PointF* ptFoot) const;
+  void SetCaret(bool bVisible,
+                const CFX_PointF& ptHead,
+                const CFX_PointF& ptFoot);
+
+  void SetEditCaret(bool bVisible);
+
+  std::unique_ptr<CFX_Edit> m_pEdit;
+  CPWL_Caret* m_pEditCaret;
+  bool m_bMouseDown;
+
+ private:
+  void CreateEditCaret(const PWL_CREATEPARAM& cp);
+
+  int32_t m_nCharSet;
+};
+
+#endif  // FPDFSDK_PDFWINDOW_CPWL_EDIT_CTRL_H_