Merge delegates into IFWL_* classes.

xfa/fwl/core/ifwl_monthcalendar.h

 // 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_FWL_CORE_IFWL_MONTHCALENDAR_H_
 #define XFA_FWL_CORE_IFWL_MONTHCALENDAR_H_
 
 #include "xfa/fgas/localization/fgas_datetime.h"
@@ skipping 16 matching lines @@
               int32_t m_iStartDay;
               int32_t m_iEndDay;)
 
 FWL_EVENT_DEF(CFWL_EventMcdDateChanged,
               CFWL_EventType::DateChanged,
               int32_t m_iOldYear;
               int32_t m_iOldMonth;
               int32_t m_iStartDay;
               int32_t m_iEndDay;)
 
-class CFWL_MonthCalendarImpDelegate;
 class CFWL_MsgMouse;
 class CFWL_WidgetImpProperties;
 class IFWL_Widget;
 
 struct FWL_DATEINFO;
 
 extern uint8_t FX_DaysInMonth(int32_t iYear, uint8_t iMonth);
 
 class IFWL_MonthCalendarDP : public IFWL_DataProvider {
  public:
   virtual int32_t GetCurDay(IFWL_Widget* pWidget) = 0;
   virtual int32_t GetCurMonth(IFWL_Widget* pWidget) = 0;
   virtual int32_t GetCurYear(IFWL_Widget* pWidget) = 0;
 };
 
 class IFWL_MonthCalendar : public IFWL_Widget {
  public:
   IFWL_MonthCalendar(const IFWL_App* app,
                      const CFWL_WidgetImpProperties& properties,
                      IFWL_Widget* pOuter);
   ~IFWL_MonthCalendar() override;
 
   // FWL_WidgetImp
   FWL_Type GetClassID() const override;
   FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
   FWL_Error Update() override;
   FWL_Error DrawWidget(CFX_Graphics* pGraphics,
                        const CFX_Matrix* pMatrix = nullptr) override;
+  void OnProcessMessage(CFWL_Message* pMessage) override;
+  void OnDrawWidget(CFX_Graphics* pGraphics,
+                    const CFX_Matrix* pMatrix) override;
+
   int32_t CountSelect();
   FX_BOOL GetSelect(int32_t& iYear,
                     int32_t& iMonth,
                     int32_t& iDay,
                     int32_t nIndex = 0);
   FX_BOOL SetSelect(int32_t iYear, int32_t iMonth, int32_t iDay);
 
  protected:
   struct DATE {
     DATE() : iYear(0), iMonth(0), iDay(0) {}
@@ skipping 153 matching lines @@
   FX_FLOAT m_fWeekNumHeigh;
   FX_FLOAT m_fWeekWid;
   FX_FLOAT m_fWeekHei;
   FX_FLOAT m_fDateCellWid;
   FX_FLOAT m_fDateCellHei;
   FX_FLOAT m_fTodayWid;
   FX_FLOAT m_fTodayHei;
   FX_FLOAT m_fTodayFlagWid;
   FX_FLOAT m_fMCWid;
   FX_FLOAT m_fMCHei;
-  friend class CFWL_MonthCalendarImpDelegate;
+
+ private:
+  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet);
+  void OnLButtonDown(CFWL_MsgMouse* pMsg);
+  void OnLButtonUp(CFWL_MsgMouse* pMsg);
+  void OnMouseMove(CFWL_MsgMouse* pMsg);
+  void OnMouseLeave(CFWL_MsgMouse* pMsg);
 };
 
 struct FWL_DATEINFO {
   FWL_DATEINFO(int32_t day,
                int32_t dayofweek,
                uint32_t dwSt,
                CFX_RectF rc,
                CFX_WideString& wsday);
   ~FWL_DATEINFO();
 
   int32_t iDay;
   int32_t iDayOfWeek;
   uint32_t dwStates;
   CFX_RectF rect;
   CFX_WideString wsDay;
 };
 
-class CFWL_MonthCalendarImpDelegate : public CFWL_WidgetImpDelegate {
- public:
-  CFWL_MonthCalendarImpDelegate(IFWL_MonthCalendar* pOwner);
-  void OnProcessMessage(CFWL_Message* pMessage) override;
-  void OnDrawWidget(CFX_Graphics* pGraphics,
-                    const CFX_Matrix* pMatrix = nullptr) override;
-
- protected:
-  void OnActivate(CFWL_Message* pMsg);
-  void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
-  void OnLButtonDown(CFWL_MsgMouse* pMsg);
-  void OnLButtonUp(CFWL_MsgMouse* pMsg);
-  void OnMouseMove(CFWL_MsgMouse* pMsg);
-  void OnMouseLeave(CFWL_MsgMouse* pMsg);
-  IFWL_MonthCalendar* m_pOwner;
-};
-
 #endif  // XFA_FWL_CORE_IFWL_MONTHCALENDAR_H_