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| 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_FWL_BASEWIDGET_FWL_SCROLLBARIMP_H_ | |
| 8 #define XFA_FWL_BASEWIDGET_FWL_SCROLLBARIMP_H_ | |
| 9 | |
| 10 #include "xfa/fwl/core/fwl_widgetimp.h" | |
| 11 #include "xfa/fwl/core/ifwl_timer.h" | |
| 12 #include "xfa/fwl/core/ifwl_widget.h" | |
| 13 | |
| 14 class CFWL_WidgetImpProperties; | |
| 15 class IFWL_Widget; | |
| 16 class CFWL_ScrollBarImpDelegate; | |
| 17 | |
| 18 class CFWL_ScrollBarImp : public CFWL_WidgetImp, public IFWL_Timer { | |
| 19 public: | |
| 20 CFWL_ScrollBarImp(const CFWL_WidgetImpProperties& properties, | |
| 21 IFWL_Widget* pOuter); | |
| 22 ~CFWL_ScrollBarImp() override; | |
| 23 | |
| 24 // CFWL_WidgetImp | |
| 25 FWL_Error GetClassName(CFX_WideString& wsClass) const override; | |
| 26 FWL_Type GetClassID() const override; | |
| 27 FWL_Error Initialize() override; | |
| 28 FWL_Error Finalize() override; | |
| 29 FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override; | |
| 30 FWL_Error Update() override; | |
| 31 FWL_Error DrawWidget(CFX_Graphics* pGraphics, | |
| 32 const CFX_Matrix* pMatrix = nullptr) override; | |
| 33 | |
| 34 // IFWL_Timer | |
| 35 void Run(IFWL_TimerInfo* pTimerInfo) override; | |
| 36 | |
| 37 FX_BOOL IsVertical(); | |
| 38 FWL_Error GetRange(FX_FLOAT& fMin, FX_FLOAT& fMax); | |
| 39 FWL_Error SetRange(FX_FLOAT fMin, FX_FLOAT fMax); | |
| 40 FX_FLOAT GetPageSize(); | |
| 41 FWL_Error SetPageSize(FX_FLOAT fPageSize); | |
| 42 FX_FLOAT GetStepSize(); | |
| 43 FWL_Error SetStepSize(FX_FLOAT fStepSize); | |
| 44 FX_FLOAT GetPos(); | |
| 45 FWL_Error SetPos(FX_FLOAT fPos); | |
| 46 FX_FLOAT GetTrackPos(); | |
| 47 FWL_Error SetTrackPos(FX_FLOAT fTrackPos); | |
| 48 FX_BOOL DoScroll(uint32_t dwCode, FX_FLOAT fPos = 0.0f); | |
| 49 FWL_Error SetOuter(IFWL_Widget* pOuter); | |
| 50 | |
| 51 protected: | |
| 52 friend class CFWL_ScrollBarImpDelegate; | |
| 53 | |
| 54 void DrawTrack(CFX_Graphics* pGraphics, | |
| 55 IFWL_ThemeProvider* pTheme, | |
| 56 FX_BOOL bLower = TRUE, | |
| 57 const CFX_Matrix* pMatrix = nullptr); | |
| 58 void DrawArrowBtn(CFX_Graphics* pGraphics, | |
| 59 IFWL_ThemeProvider* pTheme, | |
| 60 FX_BOOL bMinBtn = TRUE, | |
| 61 const CFX_Matrix* pMatrix = nullptr); | |
| 62 void DrawThumb(CFX_Graphics* pGraphics, | |
| 63 IFWL_ThemeProvider* pTheme, | |
| 64 const CFX_Matrix* pMatrix = nullptr); | |
| 65 void Layout(); | |
| 66 void CalcButtonLen(); | |
| 67 void CalcMinButtonRect(CFX_RectF& rect); | |
| 68 void CalcMaxButtonRect(CFX_RectF& rect); | |
| 69 void CalcThumbButtonRect(CFX_RectF& rect); | |
| 70 void CalcMinTrackRect(CFX_RectF& rect); | |
| 71 void CalcMaxTrackRect(CFX_RectF& rect); | |
| 72 FX_FLOAT GetTrackPointPos(FX_FLOAT fx, FX_FLOAT fy); | |
| 73 void GetTrackRect(CFX_RectF& rect, FX_BOOL bLower = TRUE); | |
| 74 FX_BOOL SendEvent(); | |
| 75 FX_BOOL OnScroll(uint32_t dwCode, FX_FLOAT fPos); | |
| 76 | |
| 77 IFWL_TimerInfo* m_pTimerInfo; | |
| 78 FX_FLOAT m_fRangeMin; | |
| 79 FX_FLOAT m_fRangeMax; | |
| 80 FX_FLOAT m_fPageSize; | |
| 81 FX_FLOAT m_fStepSize; | |
| 82 FX_FLOAT m_fPos; | |
| 83 FX_FLOAT m_fTrackPos; | |
| 84 int32_t m_iMinButtonState; | |
| 85 int32_t m_iMaxButtonState; | |
| 86 int32_t m_iThumbButtonState; | |
| 87 int32_t m_iMinTrackState; | |
| 88 int32_t m_iMaxTrackState; | |
| 89 FX_FLOAT m_fLastTrackPos; | |
| 90 FX_FLOAT m_cpTrackPointX; | |
| 91 FX_FLOAT m_cpTrackPointY; | |
| 92 int32_t m_iMouseWheel; | |
| 93 FX_BOOL m_bTrackMouseLeave; | |
| 94 FX_BOOL m_bMouseHover; | |
| 95 FX_BOOL m_bMouseDown; | |
| 96 FX_BOOL m_bRepaintThumb; | |
| 97 FX_FLOAT m_fButtonLen; | |
| 98 FX_BOOL m_bMinSize; | |
| 99 CFX_RectF m_rtClient; | |
| 100 CFX_RectF m_rtThumb; | |
| 101 CFX_RectF m_rtMinBtn; | |
| 102 CFX_RectF m_rtMaxBtn; | |
| 103 CFX_RectF m_rtMinTrack; | |
| 104 CFX_RectF m_rtMaxTrack; | |
| 105 FX_BOOL m_bCustomLayout; | |
| 106 FX_FLOAT m_fMinThumb; | |
| 107 }; | |
| 108 | |
| 109 class CFWL_ScrollBarImpDelegate : public CFWL_WidgetImpDelegate { | |
| 110 public: | |
| 111 CFWL_ScrollBarImpDelegate(CFWL_ScrollBarImp* pOwner); | |
| 112 void OnProcessMessage(CFWL_Message* pMessage) override; | |
| 113 void OnDrawWidget(CFX_Graphics* pGraphics, | |
| 114 const CFX_Matrix* pMatrix = nullptr) override; | |
| 115 | |
| 116 protected: | |
| 117 void OnLButtonDown(uint32_t dwFlags, FX_FLOAT fx, FX_FLOAT fy); | |
| 118 void OnLButtonUp(uint32_t dwFlags, FX_FLOAT fx, FX_FLOAT fy); | |
| 119 void OnMouseMove(uint32_t dwFlags, FX_FLOAT fx, FX_FLOAT fy); | |
| 120 void OnMouseLeave(); | |
| 121 void OnMouseWheel(FX_FLOAT fx, | |
| 122 FX_FLOAT fy, | |
| 123 uint32_t dwFlags, | |
| 124 FX_FLOAT fDeltaX, | |
| 125 FX_FLOAT fDeltaY); | |
| 126 void DoMouseDown(int32_t iItem, | |
| 127 const CFX_RectF& rtItem, | |
| 128 int32_t& iState, | |
| 129 FX_FLOAT fx, | |
| 130 FX_FLOAT fy); | |
| 131 void DoMouseUp(int32_t iItem, | |
| 132 const CFX_RectF& rtItem, | |
| 133 int32_t& iState, | |
| 134 FX_FLOAT fx, | |
| 135 FX_FLOAT fy); | |
| 136 void DoMouseMove(int32_t iItem, | |
| 137 const CFX_RectF& rtItem, | |
| 138 int32_t& iState, | |
| 139 FX_FLOAT fx, | |
| 140 FX_FLOAT fy); | |
| 141 void DoMouseLeave(int32_t iItem, const CFX_RectF& rtItem, int32_t& iState); | |
| 142 void DoMouseHover(int32_t iItem, const CFX_RectF& rtItem, int32_t& iState); | |
| 143 | |
| 144 CFWL_ScrollBarImp* m_pOwner; | |
| 145 }; | |
| 146 | |
| 147 #endif // XFA_FWL_BASEWIDGET_FWL_SCROLLBARIMP_H_ | |
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Chromium Code Reviews
Issue 2432423002:
Merge the CFWL_*Imp classes into the IFWL_* classes. (Closed)
