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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_CFWL_SPINBUTTON_H_
      8 #define XFA_FWL_CFWL_SPINBUTTON_H_
      9 
     10 #include <memory>
     11 
     12 #include "xfa/fwl/cfwl_timer.h"
     13 #include "xfa/fwl/cfwl_widget.h"
     14 #include "xfa/fxfa/cxfa_eventparam.h"
     15 
     16 #define FWL_STYLEEXE_SPB_Vert (1L << 0)
     17 
     18 class CFWL_MessageMouse;
     19 class CFWL_WidgetProperties;
     20 
     21 class CFWL_SpinButton : public CFWL_Widget {
     22  public:
     23   CFWL_SpinButton(const CFWL_App* app,
     24                   std::unique_ptr<CFWL_WidgetProperties> properties);
     25   ~CFWL_SpinButton() override;
     26 
     27   // CFWL_Widget
     28   FWL_Type GetClassID() const override;
     29   void Update() override;
     30   FWL_WidgetHit HitTest(const CFX_PointF& point) override;
     31   void DrawWidget(CFX_Graphics* pGraphics, const CFX_Matrix* pMatrix) override;
     32   void OnProcessMessage(CFWL_Message* pMessage) override;
     33   void OnDrawWidget(CFX_Graphics* pGraphics,
     34                     const CFX_Matrix* pMatrix) override;
     35 
     36  private:
     37   class Timer : public CFWL_Timer {
     38    public:
     39     explicit Timer(CFWL_SpinButton* pToolTip);
     40     ~Timer() override {}
     41 
     42     void Run(CFWL_TimerInfo* pTimerInfo) override;
     43   };
     44   friend class CFWL_SpinButton::Timer;
     45 
     46   void DisableButton();
     47   bool IsUpButtonEnabled();
     48   bool IsDownButtonEnabled();
     49   void DrawUpButton(CFX_Graphics* pGraphics,
     50                     IFWL_ThemeProvider* pTheme,
     51                     const CFX_Matrix* pMatrix);
     52   void DrawDownButton(CFX_Graphics* pGraphics,
     53                       IFWL_ThemeProvider* pTheme,
     54                       const CFX_Matrix* pMatrix);
     55   void OnFocusChanged(CFWL_Message* pMsg, bool bSet);
     56   void OnLButtonDown(CFWL_MessageMouse* pMsg);
     57   void OnLButtonUp(CFWL_MessageMouse* pMsg);
     58   void OnMouseMove(CFWL_MessageMouse* pMsg);
     59   void OnMouseLeave(CFWL_MessageMouse* pMsg);
     60   void OnKeyDown(CFWL_MessageKey* pMsg);
     61 
     62   CFX_RectF m_rtClient;
     63   CFX_RectF m_rtUpButton;
     64   CFX_RectF m_rtDnButton;
     65   uint32_t m_dwUpState;
     66   uint32_t m_dwDnState;
     67   int32_t m_iButtonIndex;
     68   bool m_bLButtonDwn;
     69   CFWL_TimerInfo* m_pTimerInfo;
     70   CFWL_SpinButton::Timer m_Timer;
     71 };
     72 
     73 #endif  // XFA_FWL_CFWL_SPINBUTTON_H_
     74