1// Copyright 2014 PDFium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7#ifndef _FXFA_FORMFILLER_FIELD_IMP_H
8#define _FXFA_FORMFILLER_FIELD_IMP_H
9#define XFA_MINUI_HEIGHT 4.32f
10#define XFA_DEFAULTUI_HEIGHT 2.0f
11class CXFA_TextLayout;
12class CXFA_FFField : public CXFA_FFWidget, public IFWL_WidgetDelegate {
13 public:
14  CXFA_FFField(CXFA_FFPageView* pPageView, CXFA_WidgetAcc* pDataAcc);
15  virtual ~CXFA_FFField();
16
17  virtual FX_BOOL GetBBox(CFX_RectF& rtBox,
18                          FX_DWORD dwStatus,
19                          FX_BOOL bDrawFocus = FALSE);
20  virtual void RenderWidget(CFX_Graphics* pGS,
21                            CFX_Matrix* pMatrix = NULL,
22                            FX_DWORD dwStatus = 0,
23                            int32_t iRotate = 0);
24  virtual FX_BOOL IsLoaded();
25  virtual FX_BOOL LoadWidget();
26  virtual void UnloadWidget();
27  virtual FX_BOOL PerformLayout();
28  virtual void UpdateFWL();
29  FX_DWORD UpdateUIProperty();
30  virtual FX_BOOL OnMouseEnter();
31  virtual FX_BOOL OnMouseExit();
32  virtual FX_BOOL OnLButtonDown(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
33  virtual FX_BOOL OnLButtonUp(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
34  virtual FX_BOOL OnLButtonDblClk(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
35  virtual FX_BOOL OnMouseMove(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
36  virtual FX_BOOL OnMouseWheel(FX_DWORD dwFlags,
37                               int16_t zDelta,
38                               FX_FLOAT fx,
39                               FX_FLOAT fy);
40  virtual FX_BOOL OnRButtonDown(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
41  virtual FX_BOOL OnRButtonUp(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
42  virtual FX_BOOL OnRButtonDblClk(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy);
43
44  virtual FX_BOOL OnSetFocus(CXFA_FFWidget* pOldWidget);
45  virtual FX_BOOL OnKillFocus(CXFA_FFWidget* pNewWidget);
46  virtual FX_BOOL OnKeyDown(FX_DWORD dwKeyCode, FX_DWORD dwFlags);
47  virtual FX_BOOL OnKeyUp(FX_DWORD dwKeyCode, FX_DWORD dwFlags);
48  virtual FX_BOOL OnChar(FX_DWORD dwChar, FX_DWORD dwFlags);
49  virtual FX_DWORD OnHitTest(FX_FLOAT fx, FX_FLOAT fy);
50  virtual FX_BOOL OnSetCursor(FX_FLOAT fx, FX_FLOAT fy);
51
52 protected:
53  virtual FX_BOOL PtInActiveRect(FX_FLOAT fx, FX_FLOAT fy);
54  virtual void SetFWLRect();
55  void SetFWLThemeProvider();
56  CFWL_Widget* GetNormalWidget() { return m_pNormalWidget; }
57  void FWLToClient(FX_FLOAT& fx, FX_FLOAT& fy);
58  void LayoutCaption();
59  void RenderCaption(CFX_Graphics* pGS, CFX_Matrix* pMatrix = NULL);
60
61  int32_t CalculateOverride();
62  int32_t CalculateWidgetAcc(CXFA_WidgetAcc* pAcc);
63  FX_BOOL ProcessCommittedData();
64  virtual FX_BOOL CommitData();
65  virtual FX_BOOL IsDataChanged();
66  void DrawHighlight(CFX_Graphics* pGS,
67                     CFX_Matrix* pMatrix,
68                     FX_DWORD dwStatus,
69                     FX_BOOL bEllipse = FALSE);
70  void DrawFocus(CFX_Graphics* pGS, CFX_Matrix* pMatrix);
71  void TranslateFWLMessage(CFWL_Message* pMessage);
72  void CapPlacement();
73  void CapTopBottomPlacement(CXFA_Caption caption,
74                             const CFX_RectF& rtWidget,
75                             int32_t iCapPlacement);
76  void CapLeftRightPlacement(CXFA_Caption caption,
77                             const CFX_RectF& rtWidget,
78                             int32_t iCapPlacement);
79  void SetEditScrollOffset();
80
81 public:
82  virtual int32_t OnProcessMessage(CFWL_Message* pMessage);
83  virtual FWL_ERR OnProcessEvent(CFWL_Event* pEvent);
84  virtual FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
85                               const CFX_Matrix* pMatrix = NULL);
86
87 protected:
88  CFWL_Widget* m_pNormalWidget;
89  CFX_RectF m_rtUI;
90  CFX_RectF m_rtCaption;
91};
92#endif
93