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diff --git a/xfa/fxfa/app/cxfa_fffield.h b/xfa/fxfa/app/cxfa_fffield.h
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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_APP_CXFA_FFFIELD_H_
+#define XFA_FXFA_APP_CXFA_FFFIELD_H_
+
+#include <memory>
+
+#include "xfa/fwl/cfwl_widget.h"
+#include "xfa/fwl/ifwl_widgetdelegate.h"
+#include "xfa/fxfa/cxfa_ffpageview.h"
+#include "xfa/fxfa/cxfa_ffwidget.h"
+
+#define XFA_MINUI_HEIGHT 4.32f
+#define XFA_DEFAULTUI_HEIGHT 2.0f
+
+class CXFA_FFField : public CXFA_FFWidget, public IFWL_WidgetDelegate {
+ public:
+ explicit CXFA_FFField(CXFA_WidgetAcc* pDataAcc);
+ ~CXFA_FFField() override;
+
+ // CXFA_FFWidget
+ CFX_RectF GetBBox(uint32_t dwStatus, bool bDrawFocus = false) override;
+ void RenderWidget(CFX_Graphics* pGS,
+ CFX_Matrix* pMatrix,
+ uint32_t dwStatus) override;
+ bool IsLoaded() override;
+ bool LoadWidget() override;
+ void UnloadWidget() override;
+ bool PerformLayout() override;
+ bool OnMouseEnter() override;
+ bool OnMouseExit() override;
+ bool OnLButtonDown(uint32_t dwFlags, const CFX_PointF& point) override;
+ bool OnLButtonUp(uint32_t dwFlags, const CFX_PointF& point) override;
+ bool OnLButtonDblClk(uint32_t dwFlags, const CFX_PointF& point) override;
+ bool OnMouseMove(uint32_t dwFlags, const CFX_PointF& point) override;
+ bool OnMouseWheel(uint32_t dwFlags,
+ int16_t zDelta,
+ const CFX_PointF& point) override;
+ bool OnRButtonDown(uint32_t dwFlags, const CFX_PointF& point) override;
+ bool OnRButtonUp(uint32_t dwFlags, const CFX_PointF& point) override;
+ bool OnRButtonDblClk(uint32_t dwFlags, const CFX_PointF& point) override;
+
+ bool OnSetFocus(CXFA_FFWidget* pOldWidget) override;
+ bool OnKillFocus(CXFA_FFWidget* pNewWidget) override;
+ bool OnKeyDown(uint32_t dwKeyCode, uint32_t dwFlags) override;
+ bool OnKeyUp(uint32_t dwKeyCode, uint32_t dwFlags) override;
+ bool OnChar(uint32_t dwChar, uint32_t dwFlags) override;
+ FWL_WidgetHit OnHitTest(const CFX_PointF& point) override;
+ bool OnSetCursor(const CFX_PointF& point) override;
+
+ // IFWL_WidgetDelegate
+ void OnProcessMessage(CFWL_Message* pMessage) override;
+ void OnProcessEvent(CFWL_Event* pEvent) override;
+ void OnDrawWidget(CFX_Graphics* pGraphics,
+ const CFX_Matrix* pMatrix = nullptr) override;
+
+ void UpdateFWL();
+ uint32_t UpdateUIProperty();
+
+ protected:
+ bool PtInActiveRect(const CFX_PointF& point) override;
+
+ virtual void SetFWLRect();
+ void SetFWLThemeProvider();
+ CFWL_Widget* GetNormalWidget() { return m_pNormalWidget.get(); }
+ CFX_PointF FWLToClient(const CFX_PointF& point);
+ void LayoutCaption();
+ void RenderCaption(CFX_Graphics* pGS, CFX_Matrix* pMatrix);
+
+ int32_t CalculateOverride();
+ int32_t CalculateWidgetAcc(CXFA_WidgetAcc* pAcc);
+ bool ProcessCommittedData();
+ virtual bool CommitData();
+ virtual bool IsDataChanged();
+ void DrawHighlight(CFX_Graphics* pGS,
+ CFX_Matrix* pMatrix,
+ uint32_t dwStatus,
+ bool bEllipse);
+ void DrawFocus(CFX_Graphics* pGS, CFX_Matrix* pMatrix);
+ void TranslateFWLMessage(CFWL_Message* pMessage);
+ void CapPlacement();
+ void CapTopBottomPlacement(CXFA_Caption caption,
+ const CFX_RectF& rtWidget,
+ int32_t iCapPlacement);
+ void CapLeftRightPlacement(CXFA_Caption caption,
+ const CFX_RectF& rtWidget,
+ int32_t iCapPlacement);
+ void SetEditScrollOffset();
+
+ std::unique_ptr<CFWL_Widget> m_pNormalWidget;
+ CFX_RectF m_rtUI;
+ CFX_RectF m_rtCaption;
+};
+
+#endif // XFA_FXFA_APP_CXFA_FFFIELD_H_