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 XFA_FXFA_XFA_FFWIDGETHANDLER_H_ 8 #define XFA_FXFA_XFA_FFWIDGETHANDLER_H_ 9 10 #include <vector> 11 12 #include "xfa/fxfa/cxfa_eventparam.h" 13 #include "xfa/fxfa/fxfa.h" 14 #include "xfa/fxfa/parser/cxfa_document.h" 15 16 class CXFA_FFDocView; 17 enum class FWL_WidgetHit; 18 19 class CXFA_FFWidgetHandler { 20 public: 21 explicit CXFA_FFWidgetHandler(CXFA_FFDocView* pDocView); 22 ~CXFA_FFWidgetHandler(); 23 24 CXFA_FFWidget* CreateWidget(CXFA_FFWidget* hParent, 25 XFA_WIDGETTYPE eType, 26 CXFA_FFWidget* hBefore = nullptr); 27 28 bool OnMouseEnter(CXFA_FFWidget* hWidget); 29 bool OnMouseExit(CXFA_FFWidget* hWidget); 30 bool OnLButtonDown(CXFA_FFWidget* hWidget, 31 uint32_t dwFlags, 32 const CFX_PointF& point); 33 bool OnLButtonUp(CXFA_FFWidget* hWidget, 34 uint32_t dwFlags, 35 const CFX_PointF& point); 36 bool OnLButtonDblClk(CXFA_FFWidget* hWidget, 37 uint32_t dwFlags, 38 const CFX_PointF& point); 39 bool OnMouseMove(CXFA_FFWidget* hWidget, 40 uint32_t dwFlags, 41 const CFX_PointF& point); 42 bool OnMouseWheel(CXFA_FFWidget* hWidget, 43 uint32_t dwFlags, 44 int16_t zDelta, 45 const CFX_PointF& point); 46 bool OnRButtonDown(CXFA_FFWidget* hWidget, 47 uint32_t dwFlags, 48 const CFX_PointF& point); 49 bool OnRButtonUp(CXFA_FFWidget* hWidget, 50 uint32_t dwFlags, 51 const CFX_PointF& point); 52 bool OnRButtonDblClk(CXFA_FFWidget* hWidget, 53 uint32_t dwFlags, 54 const CFX_PointF& point); 55 56 bool OnKeyDown(CXFA_FFWidget* hWidget, uint32_t dwKeyCode, uint32_t dwFlags); 57 bool OnKeyUp(CXFA_FFWidget* hWidget, uint32_t dwKeyCode, uint32_t dwFlags); 58 bool OnChar(CXFA_FFWidget* hWidget, uint32_t dwChar, uint32_t dwFlags); 59 FWL_WidgetHit OnHitTest(CXFA_FFWidget* hWidget, const CFX_PointF& point); 60 bool OnSetCursor(CXFA_FFWidget* hWidget, const CFX_PointF& point); 61 void RenderWidget(CXFA_FFWidget* hWidget, 62 CFX_Graphics* pGS, 63 CFX_Matrix* pMatrix, 64 bool bHighlight); 65 bool HasEvent(CXFA_WidgetAcc* pWidgetAcc, XFA_EVENTTYPE eEventType); 66 int32_t ProcessEvent(CXFA_WidgetAcc* pWidgetAcc, CXFA_EventParam* pParam); 67 68 protected: 69 CXFA_Node* CreateWidgetFormItem(XFA_WIDGETTYPE eType, 70 CXFA_Node* pParent, 71 CXFA_Node* pBefore) const; 72 73 CXFA_Node* CreatePushButton(CXFA_Node* pParent, CXFA_Node* pBefore) const; 74 CXFA_Node* CreateCheckButton(CXFA_Node* pParent, CXFA_Node* pBefore) const; 75 CXFA_Node* CreateExclGroup(CXFA_Node* pParent, CXFA_Node* pBefore) const; 76 CXFA_Node* CreateRadioButton(CXFA_Node* pParent, CXFA_Node* pBefore) const; 77 CXFA_Node* CreateDatetimeEdit(CXFA_Node* pParent, CXFA_Node* pBefore) const; 78 CXFA_Node* CreateDecimalField(CXFA_Node* pParent, CXFA_Node* pBefore) const; 79 CXFA_Node* CreateNumericField(CXFA_Node* pParent, CXFA_Node* pBefore) const; 80 CXFA_Node* CreateSignature(CXFA_Node* pParent, CXFA_Node* pBefore) const; 81 CXFA_Node* CreateTextEdit(CXFA_Node* pParent, CXFA_Node* pBefore) const; 82 CXFA_Node* CreateDropdownList(CXFA_Node* pParent, CXFA_Node* pBefore) const; 83 CXFA_Node* CreateListBox(CXFA_Node* pParent, CXFA_Node* pBefore) const; 84 CXFA_Node* CreateImageField(CXFA_Node* pParent, CXFA_Node* pBefore) const; 85 CXFA_Node* CreatePasswordEdit(CXFA_Node* pParent, CXFA_Node* pBefore) const; 86 CXFA_Node* CreateField(XFA_Element eElement, 87 CXFA_Node* pParent, 88 CXFA_Node* pBefore) const; 89 CXFA_Node* CreateArc(CXFA_Node* pParent, CXFA_Node* pBefore) const; 90 CXFA_Node* CreateRectangle(CXFA_Node* pParent, CXFA_Node* pBefore) const; 91 CXFA_Node* CreateImage(CXFA_Node* pParent, CXFA_Node* pBefore) const; 92 CXFA_Node* CreateLine(CXFA_Node* pParent, CXFA_Node* pBefore) const; 93 CXFA_Node* CreateText(CXFA_Node* pParent, CXFA_Node* pBefore) const; 94 CXFA_Node* CreateDraw(XFA_Element eElement, 95 CXFA_Node* pParent, 96 CXFA_Node* pBefore) const; 97 98 CXFA_Node* CreateSubform(CXFA_Node* pParent, CXFA_Node* pBefore) const; 99 CXFA_Node* CreateFormItem(XFA_Element eElement, 100 CXFA_Node* pParent, 101 CXFA_Node* pBefore) const; 102 CXFA_Node* CreateCopyNode(XFA_Element eElement, 103 CXFA_Node* pParent, 104 CXFA_Node* pBefore = nullptr) const; 105 CXFA_Node* CreateTemplateNode(XFA_Element eElement, 106 CXFA_Node* pParent, 107 CXFA_Node* pBefore) const; 108 CXFA_Node* CreateFontNode(CXFA_Node* pParent) const; 109 CXFA_Node* CreateMarginNode(CXFA_Node* pParent, 110 uint32_t dwFlags, 111 FX_FLOAT fInsets[4]) const; 112 CXFA_Node* CreateValueNode(XFA_Element eValue, CXFA_Node* pParent) const; 113 CXFA_Document* GetObjFactory() const; 114 CXFA_Document* GetXFADoc() const; 115 116 CXFA_FFDocView* m_pDocView; 117 }; 118 119 #endif // XFA_FXFA_XFA_FFWIDGETHANDLER_H_ 120