Merge the CFWL_*Imp classes into the IFWL_* classes.

xfa/fwl/core/ifwl_datetimecalendar.cpp

Index: xfa/fwl/core/ifwl_datetimecalendar.cpp
diff --git a/xfa/fwl/core/ifwl_datetimecalendar.cpp b/xfa/fwl/core/ifwl_datetimecalendar.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..26d1f17da9ede7cf16e5e9256287e489fdecd797
--- /dev/null
+++ b/xfa/fwl/core/ifwl_datetimecalendar.cpp
@@ -0,0 +1,222 @@
+// 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
+
+#include "xfa/fwl/core/ifwl_datetimecalendar.h"
+
+#include "xfa/fwl/core/cfwl_widgetmgr.h"
+#include "xfa/fwl/core/ifwl_datetimepicker.h"
+#include "xfa/fwl/core/ifwl_formproxy.h"
+
+// static
+IFWL_DateTimeCalendar* IFWL_DateTimeCalendar::Create(
+    const CFWL_WidgetImpProperties& properties,
+    IFWL_Widget* pOuter) {
+  return new IFWL_DateTimeCalendar(properties, pOuter);
+}
+
+IFWL_DateTimeCalendar::IFWL_DateTimeCalendar(
+    const CFWL_WidgetImpProperties& properties,
+    IFWL_Widget* pOuter)
+    : IFWL_MonthCalendar(properties, pOuter) {}
+
+FWL_Error IFWL_DateTimeCalendar::Initialize() {
+  if (IFWL_MonthCalendar::Initialize() != FWL_Error::Succeeded)
+    return FWL_Error::Indefinite;
+  delete m_pDelegate;
+  m_pDelegate = new CFWL_DateTimeCalendarImpDelegate(this);
+  return FWL_Error::Succeeded;
+}
+
+FWL_Error IFWL_DateTimeCalendar::Finalize() {
+  delete m_pDelegate;
+  m_pDelegate = nullptr;
+  return IFWL_MonthCalendar::Finalize();
+}
+
+CFWL_DateTimeCalendarImpDelegate::CFWL_DateTimeCalendarImpDelegate(
+    IFWL_DateTimeCalendar* pOwner)
+    : CFWL_MonthCalendarImpDelegate(pOwner), m_pOwner(pOwner) {
+  m_bFlag = FALSE;
+}
+
+void CFWL_DateTimeCalendarImpDelegate::OnProcessMessage(
+    CFWL_Message* pMessage) {
+  CFWL_MessageType dwCode = pMessage->GetClassID();
+  if (dwCode == CFWL_MessageType::SetFocus ||
+      dwCode == CFWL_MessageType::KillFocus) {
+    IFWL_Widget* pOuter = m_pOwner->GetOuter();
+    IFWL_WidgetDelegate* pDelegate = pOuter->SetDelegate(nullptr);
+    pDelegate->OnProcessMessage(pMessage);
+    return;
+  }
+  if (dwCode == CFWL_MessageType::Mouse) {
+    CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
+    if (pMsg->m_dwCmd == FWL_MouseCommand::LeftButtonDown)
+      OnLButtonDownEx(pMsg);
+    else if (pMsg->m_dwCmd == FWL_MouseCommand::LeftButtonUp)
+      OnLButtonUpEx(pMsg);
+    return;
+  }
+  CFWL_MonthCalendarImpDelegate::OnProcessMessage(pMessage);
+}
+
+void CFWL_DateTimeCalendarImpDelegate::OnLButtonDownEx(CFWL_MsgMouse* pMsg) {
+  if (m_pOwner->m_rtLBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    m_pOwner->m_iLBtnPartStates = CFWL_PartState_Pressed;
+    m_pOwner->PrevMonth();
+    m_pOwner->Repaint(&m_pOwner->m_rtClient);
+  } else if (m_pOwner->m_rtRBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    m_pOwner->m_iRBtnPartStates |= CFWL_PartState_Pressed;
+    m_pOwner->NextMonth();
+    m_pOwner->Repaint(&m_pOwner->m_rtClient);
+  } else if (m_pOwner->m_rtToday.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    if ((m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_NoToday) ==
+        0) {
+      m_pOwner->JumpToToday();
+      m_pOwner->Repaint(&m_pOwner->m_rtClient);
+    }
+  } else {
+    IFWL_DateTimePicker* pIPicker =
+        static_cast<IFWL_DateTimePicker*>(m_pOwner->m_pOuter);
+    if (pIPicker->IsMonthCalendarShowed()) {
+      m_bFlag = 1;
+    }
+  }
+}
+
+void CFWL_DateTimeCalendarImpDelegate::OnLButtonUpEx(CFWL_MsgMouse* pMsg) {
+  if (m_pOwner->m_pWidgetMgr->IsFormDisabled()) {
+    return DisForm_OnLButtonUpEx(pMsg);
+  }
+  if (m_pOwner->m_rtLBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    m_pOwner->m_iLBtnPartStates = 0;
+    m_pOwner->Repaint(&m_pOwner->m_rtLBtn);
+    return;
+  }
+  if (m_pOwner->m_rtRBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    m_pOwner->m_iRBtnPartStates = 0;
+    m_pOwner->Repaint(&m_pOwner->m_rtRBtn);
+    return;
+  }
+  if (m_pOwner->m_rtToday.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    return;
+  }
+  int32_t iOldSel = 0;
+  if (m_pOwner->m_arrSelDays.GetSize() > 0) {
+    iOldSel = m_pOwner->m_arrSelDays[0];
+  }
+  int32_t iCurSel = m_pOwner->GetDayAtPoint(pMsg->m_fx, pMsg->m_fy);
+  CFX_RectF rt;
+  IFWL_DateTimePicker* pIPicker =
+      static_cast<IFWL_DateTimePicker*>(m_pOwner->m_pOuter);
+  pIPicker->m_pForm->GetWidgetRect(rt);
+  rt.Set(0, 0, rt.width, rt.height);
+  if (iCurSel > 0) {
+    FWL_DATEINFO* lpDatesInfo = m_pOwner->m_arrDates.GetAt(iCurSel - 1);
+    CFX_RectF rtInvalidate(lpDatesInfo->rect);
+    if (iOldSel > 0 && iOldSel <= m_pOwner->m_arrDates.GetSize()) {
+      lpDatesInfo = m_pOwner->m_arrDates.GetAt(iOldSel - 1);
+      rtInvalidate.Union(lpDatesInfo->rect);
+    }
+    m_pOwner->AddSelDay(iCurSel);
+    if (!m_pOwner->m_pOuter)
+      return;
+    pIPicker->ProcessSelChanged(m_pOwner->m_iCurYear, m_pOwner->m_iCurMonth,
+                                iCurSel);
+    pIPicker->ShowMonthCalendar(FALSE);
+  } else if (m_bFlag && (!rt.Contains(pMsg->m_fx, pMsg->m_fy))) {
+    pIPicker->ShowMonthCalendar(FALSE);
+  }
+  m_bFlag = 0;
+}
+
+void CFWL_DateTimeCalendarImpDelegate::OnMouseMoveEx(CFWL_MsgMouse* pMsg) {
+  if (m_pOwner->m_pProperties->m_dwStyleExes & FWL_STYLEEXT_MCD_MultiSelect) {
+    return;
+  }
+  FX_BOOL bRepaint = FALSE;
+  CFX_RectF rtInvalidate;
+  rtInvalidate.Set(0, 0, 0, 0);
+  if (m_pOwner->m_rtDates.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    int32_t iHover = m_pOwner->GetDayAtPoint(pMsg->m_fx, pMsg->m_fy);
+    bRepaint = m_pOwner->m_iHovered != iHover;
+    if (bRepaint) {
+      if (m_pOwner->m_iHovered > 0) {
+        m_pOwner->GetDayRect(m_pOwner->m_iHovered, rtInvalidate);
+      }
+      if (iHover > 0) {
+        CFX_RectF rtDay;
+        m_pOwner->GetDayRect(iHover, rtDay);
+        if (rtInvalidate.IsEmpty()) {
+          rtInvalidate = rtDay;
+        } else {
+          rtInvalidate.Union(rtDay);
+        }
+      }
+    }
+    m_pOwner->m_iHovered = iHover;
+    CFWL_Event_DtpHoverChanged ev;
+    ev.hoverday = iHover;
+    m_pOwner->DispatchEvent(&ev);
+  } else {
+    bRepaint = m_pOwner->m_iHovered > 0;
+    if (bRepaint) {
+      m_pOwner->GetDayRect(m_pOwner->m_iHovered, rtInvalidate);
+    }
+    m_pOwner->m_iHovered = -1;
+  }
+  if (bRepaint && !rtInvalidate.IsEmpty()) {
+    m_pOwner->Repaint(&rtInvalidate);
+  }
+}
+
+void CFWL_DateTimeCalendarImpDelegate::DisForm_OnProcessMessage(
+    CFWL_Message* pMessage) {
+  if (pMessage->GetClassID() == CFWL_MessageType::Mouse) {
+    CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
+    if (pMsg->m_dwCmd == FWL_MouseCommand::LeftButtonUp) {
+      DisForm_OnLButtonUpEx(pMsg);
+      return;
+    }
+  }
+  CFWL_MonthCalendarImpDelegate::OnProcessMessage(pMessage);
+}
+
+void CFWL_DateTimeCalendarImpDelegate::DisForm_OnLButtonUpEx(
+    CFWL_MsgMouse* pMsg) {
+  if (m_pOwner->m_rtLBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    m_pOwner->m_iLBtnPartStates = 0;
+    m_pOwner->Repaint(&(m_pOwner->m_rtLBtn));
+    return;
+  }
+  if (m_pOwner->m_rtRBtn.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    m_pOwner->m_iRBtnPartStates = 0;
+    m_pOwner->Repaint(&(m_pOwner->m_rtRBtn));
+    return;
+  }
+  if (m_pOwner->m_rtToday.Contains(pMsg->m_fx, pMsg->m_fy)) {
+    return;
+  }
+  int32_t iOldSel = 0;
+  if (m_pOwner->m_arrSelDays.GetSize() > 0) {
+    iOldSel = m_pOwner->m_arrSelDays[0];
+  }
+  int32_t iCurSel = m_pOwner->GetDayAtPoint(pMsg->m_fx, pMsg->m_fy);
+  if (iCurSel > 0) {
+    FWL_DATEINFO* lpDatesInfo = m_pOwner->m_arrDates.GetAt(iCurSel - 1);
+    CFX_RectF rtInvalidate(lpDatesInfo->rect);
+    if (iOldSel > 0 && iOldSel <= m_pOwner->m_arrDates.GetSize()) {
+      lpDatesInfo = m_pOwner->m_arrDates.GetAt(iOldSel - 1);
+      rtInvalidate.Union(lpDatesInfo->rect);
+    }
+    m_pOwner->AddSelDay(iCurSel);
+    IFWL_DateTimePicker* pDateTime =
+        static_cast<IFWL_DateTimePicker*>(m_pOwner->m_pOuter);
+    pDateTime->ProcessSelChanged(m_pOwner->m_iCurYear, m_pOwner->m_iCurMonth,
+                                 iCurSel);
+    pDateTime->ShowMonthCalendar(FALSE);
+  }
+}