diff options
Diffstat (limited to 'xfa/src/fwl/src/basewidget/fwl_scrollbarimp.h')
| -rw-r--r-- | xfa/src/fwl/src/basewidget/fwl_scrollbarimp.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/xfa/src/fwl/src/basewidget/fwl_scrollbarimp.h b/xfa/src/fwl/src/basewidget/fwl_scrollbarimp.h new file mode 100644 index 0000000000..5bc3d0677f --- /dev/null +++ b/xfa/src/fwl/src/basewidget/fwl_scrollbarimp.h @@ -0,0 +1,139 @@ +// 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_SRC_FWL_SRC_BASEWIDGET_FWL_SCROLLBARIMP_H_ +#define XFA_SRC_FWL_SRC_BASEWIDGET_FWL_SCROLLBARIMP_H_ + +#include "xfa/include/fwl/core/fwl_timer.h" +#include "xfa/src/fwl/src/core/fwl_widgetimp.h" + +class CFWL_WidgetImpProperties; +class IFWL_Widget; +class CFWL_ScrollBarImpDelegate; + +class CFWL_ScrollBarImp : public CFWL_WidgetImp, public IFWL_Timer { + public: + CFWL_ScrollBarImp(const CFWL_WidgetImpProperties& properties, + IFWL_Widget* pOuter); + ~CFWL_ScrollBarImp(); + virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const; + virtual FX_DWORD GetClassID() const; + virtual FWL_ERR Initialize(); + virtual FWL_ERR Finalize(); + virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE); + virtual FWL_ERR Update(); + virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics, + const CFX_Matrix* pMatrix = NULL); + virtual FX_BOOL IsVertical(); + virtual FWL_ERR GetRange(FX_FLOAT& fMin, FX_FLOAT& fMax); + virtual FWL_ERR SetRange(FX_FLOAT fMin, FX_FLOAT fMax); + virtual FX_FLOAT GetPageSize(); + virtual FWL_ERR SetPageSize(FX_FLOAT fPageSize); + virtual FX_FLOAT GetStepSize(); + virtual FWL_ERR SetStepSize(FX_FLOAT fStepSize); + virtual FX_FLOAT GetPos(); + virtual FWL_ERR SetPos(FX_FLOAT fPos); + virtual FX_FLOAT GetTrackPos(); + virtual FWL_ERR SetTrackPos(FX_FLOAT fTrackPos); + virtual FX_BOOL DoScroll(FX_DWORD dwCode, FX_FLOAT fPos = 0.0f); + virtual FWL_ERR SetOuter(IFWL_Widget* pOuter); + virtual int32_t Run(FWL_HTIMER hTimer); + + protected: + void DrawTrack(CFX_Graphics* pGraphics, + IFWL_ThemeProvider* pTheme, + FX_BOOL bLower = TRUE, + const CFX_Matrix* pMatrix = NULL); + void DrawArrowBtn(CFX_Graphics* pGraphics, + IFWL_ThemeProvider* pTheme, + FX_BOOL bMinBtn = TRUE, + const CFX_Matrix* pMatrix = NULL); + void DrawThumb(CFX_Graphics* pGraphics, + IFWL_ThemeProvider* pTheme, + const CFX_Matrix* pMatrix = NULL); + void Layout(); + void CalcButtonLen(); + void CalcMinButtonRect(CFX_RectF& rect); + void CalcMaxButtonRect(CFX_RectF& rect); + void CalcThumbButtonRect(CFX_RectF& rect); + void CalcMinTrackRect(CFX_RectF& rect); + void CalcMaxTrackRect(CFX_RectF& rect); + FX_FLOAT GetTrackPointPos(FX_FLOAT fx, FX_FLOAT fy); + void GetTrackRect(CFX_RectF& rect, FX_BOOL bLower = TRUE); + FX_BOOL SendEvent(); + FX_BOOL OnScroll(FX_DWORD dwCode, FX_FLOAT fPos); + + FWL_HTIMER m_hTimer; + FX_FLOAT m_fRangeMin; + FX_FLOAT m_fRangeMax; + FX_FLOAT m_fPageSize; + FX_FLOAT m_fStepSize; + FX_FLOAT m_fPos; + FX_FLOAT m_fTrackPos; + int32_t m_iMinButtonState; + int32_t m_iMaxButtonState; + int32_t m_iThumbButtonState; + int32_t m_iMinTrackState; + int32_t m_iMaxTrackState; + FX_FLOAT m_fLastTrackPos; + FX_FLOAT m_cpTrackPointX; + FX_FLOAT m_cpTrackPointY; + int32_t m_iMouseWheel; + FX_BOOL m_bTrackMouseLeave; + FX_BOOL m_bMouseHover; + FX_BOOL m_bMouseDown; + FX_BOOL m_bRepaintThumb; + FX_FLOAT m_fButtonLen; + FX_BOOL m_bMinSize; + CFX_RectF m_rtClient; + CFX_RectF m_rtThumb; + CFX_RectF m_rtMinBtn; + CFX_RectF m_rtMaxBtn; + CFX_RectF m_rtMinTrack; + CFX_RectF m_rtMaxTrack; + FX_BOOL m_bCustomLayout; + FX_FLOAT m_fMinThumb; + friend class CFWL_ScrollBarImpDelegate; +}; +class CFWL_ScrollBarImpDelegate : public CFWL_WidgetImpDelegate { + public: + CFWL_ScrollBarImpDelegate(CFWL_ScrollBarImp* pOwner); + int32_t OnProcessMessage(CFWL_Message* pMessage) override; + FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics, + const CFX_Matrix* pMatrix = NULL) override; + + protected: + void OnLButtonDown(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy); + void OnLButtonUp(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy); + void OnMouseMove(FX_DWORD dwFlags, FX_FLOAT fx, FX_FLOAT fy); + void OnMouseLeave(); + void OnMouseWheel(FX_FLOAT fx, + FX_FLOAT fy, + FX_DWORD dwFlags, + FX_FLOAT fDeltaX, + FX_FLOAT fDeltaY); + void DoMouseDown(int32_t iItem, + const CFX_RectF& rtItem, + int32_t& iState, + FX_FLOAT fx, + FX_FLOAT fy); + void DoMouseUp(int32_t iItem, + const CFX_RectF& rtItem, + int32_t& iState, + FX_FLOAT fx, + FX_FLOAT fy); + void DoMouseMove(int32_t iItem, + const CFX_RectF& rtItem, + int32_t& iState, + FX_FLOAT fx, + FX_FLOAT fy); + void DoMouseLeave(int32_t iItem, const CFX_RectF& rtItem, int32_t& iState); + void DoMouseHover(int32_t iItem, const CFX_RectF& rtItem, int32_t& iState); + + CFWL_ScrollBarImp* m_pOwner; +}; + +#endif // XFA_SRC_FWL_SRC_BASEWIDGET_FWL_SCROLLBARIMP_H_ |