Merge IFWL and CFWL classes.

xfa/fwl/core/cfwl_datetimeedit.cpp

Index: xfa/fwl/core/cfwl_datetimeedit.cpp
diff --git a/xfa/fwl/core/cfwl_datetimeedit.cpp b/xfa/fwl/core/cfwl_datetimeedit.cpp
index 16ebb3c8cf847b7aad3b42a1d19ffe339a69d0c9..b74efb128476a0dbbf7c310790ce5e858e75336f 100644
--- a/xfa/fwl/core/cfwl_datetimeedit.cpp
+++ b/xfa/fwl/core/cfwl_datetimeedit.cpp
@@ -10,15 +10,15 @@
 #include <utility>
 
 #include "third_party/base/ptr_util.h"
+#include "xfa/fwl/core/cfwl_datetimepicker.h"
 #include "xfa/fwl/core/cfwl_msgmouse.h"
 #include "xfa/fwl/core/cfwl_widgetmgr.h"
-#include "xfa/fwl/core/ifwl_datetimepicker.h"
 
 CFWL_DateTimeEdit::CFWL_DateTimeEdit(
     const CFWL_App* app,
     std::unique_ptr<CFWL_WidgetProperties> properties,
-    IFWL_Widget* pOuter)
-    : IFWL_Edit(app, std::move(properties), pOuter) {}
+    CFWL_Widget* pOuter)
+    : CFWL_Edit(app, std::move(properties), pOuter) {}
 
 void CFWL_DateTimeEdit::OnProcessMessage(CFWL_Message* pMessage) {
   if (m_pWidgetMgr->IsFormDisabled()) {
@@ -29,7 +29,7 @@ void CFWL_DateTimeEdit::OnProcessMessage(CFWL_Message* pMessage) {
   CFWL_MessageType dwHashCode = pMessage->GetClassID();
   if (dwHashCode == CFWL_MessageType::SetFocus ||
       dwHashCode == CFWL_MessageType::KillFocus) {
-    IFWL_Widget* pOuter = GetOuter();
+    CFWL_Widget* pOuter = GetOuter();
     pOuter->GetDelegate()->OnProcessMessage(pMessage);
   }
 }
@@ -38,7 +38,7 @@ void CFWL_DateTimeEdit::DisForm_OnProcessMessage(CFWL_Message* pMessage) {
   CFWL_MessageType dwHashCode = pMessage->GetClassID();
   if (!m_pWidgetMgr->IsFormDisabled() ||
       dwHashCode != CFWL_MessageType::Mouse) {
-    IFWL_Edit::OnProcessMessage(pMessage);
+    CFWL_Edit::OnProcessMessage(pMessage);
     return;
   }
 
@@ -48,8 +48,8 @@ void CFWL_DateTimeEdit::DisForm_OnProcessMessage(CFWL_Message* pMessage) {
     if ((m_pProperties->m_dwStates & FWL_WGTSTATE_Focused) == 0)
       m_pProperties->m_dwStates |= FWL_WGTSTATE_Focused;
 
-    IFWL_DateTimePicker* pDateTime =
-        static_cast<IFWL_DateTimePicker*>(m_pOuter);
+    CFWL_DateTimePicker* pDateTime =
+        static_cast<CFWL_DateTimePicker*>(m_pOuter);
     if (pDateTime->IsMonthCalendarVisible()) {
       CFX_RectF rtInvalidate;
       pDateTime->GetWidgetRect(rtInvalidate);
@@ -58,5 +58,5 @@ void CFWL_DateTimeEdit::DisForm_OnProcessMessage(CFWL_Message* pMessage) {
       pDateTime->Repaint(&rtInvalidate);
     }
   }
-  IFWL_Edit::OnProcessMessage(pMessage);
+  CFWL_Edit::OnProcessMessage(pMessage);
 }