Fold CXFA_EventData into CXFA_Event

This CL removes the CXFA_EventData wrapper and puts the code into
CXFA_Event.

Change-Id: I799a641c434ff926f3ddade1f47845b5666dbbec
Reviewed-on: https://pdfium-review.googlesource.com/21991
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

9 files changed, 64 insertions, 99 deletions

diff --git a/xfa/fxfa/cxfa_widgetacc.cpp b/xfa/fxfa/cxfa_widgetacc.cpp
index a811d37fa4..83d3869bdc 100644
--- a/xfa/fxfa/cxfa_widgetacc.cpp
+++ b/xfa/fxfa/cxfa_widgetacc.cpp
@@ -23,6 +23,7 @@
 #include "xfa/fxfa/cxfa_textprovider.h"
 #include "xfa/fxfa/parser/cxfa_calculate.h"
 #include "xfa/fxfa/parser/cxfa_caption.h"
+#include "xfa/fxfa/parser/cxfa_event.h"
 #include "xfa/fxfa/parser/cxfa_font.h"
 #include "xfa/fxfa/parser/cxfa_image.h"
 #include "xfa/fxfa/parser/cxfa_items.h"
@@ -293,12 +294,12 @@ int32_t CXFA_WidgetAcc::ProcessEvent(XFA_AttributeEnum iActivity,
   if (GetElementType() == XFA_Element::Draw)
     return XFA_EVENTERROR_NotExist;
 
-  std::vector<CXFA_Node*> eventArray =
+  std::vector<CXFA_Event*> eventArray =
       GetEventByActivity(iActivity, pEventParam->m_bIsFormReady);
   bool first = true;
   int32_t iRet = XFA_EVENTERROR_NotExist;
-  for (CXFA_Node* pNode : eventArray) {
-    int32_t result = ProcessEvent(CXFA_EventData(pNode), pEventParam);
+  for (CXFA_Event* event : eventArray) {
+    int32_t result = ProcessEvent(event, pEventParam);
     if (first || result == XFA_EVENTERROR_Success)
       iRet = result;
     first = false;
@@ -306,21 +307,21 @@ int32_t CXFA_WidgetAcc::ProcessEvent(XFA_AttributeEnum iActivity,
   return iRet;
 }
 
-int32_t CXFA_WidgetAcc::ProcessEvent(const CXFA_EventData& eventData,
+int32_t CXFA_WidgetAcc::ProcessEvent(CXFA_Event* event,
                                      CXFA_EventParam* pEventParam) {
-  if (!eventData.HasValidNode())
+  if (!event)
     return XFA_EVENTERROR_NotExist;
 
-  switch (eventData.GetEventType()) {
+  switch (event->GetEventType()) {
     case XFA_Element::Execute:
       break;
     case XFA_Element::Script:
-      return ExecuteScript(eventData.GetScript(), pEventParam);
+      return ExecuteScript(event->GetScript(), pEventParam);
     case XFA_Element::SignData:
       break;
     case XFA_Element::Submit:
       return GetDoc()->GetDocEnvironment()->Submit(GetDoc(),
-                                                   eventData.GetSubmit());
+                                                   event->GetSubmit());
     default:
       break;
   }
diff --git a/xfa/fxfa/cxfa_widgetacc.h b/xfa/fxfa/cxfa_widgetacc.h
index e09f447a48..3563ff4038 100644
--- a/xfa/fxfa/cxfa_widgetacc.h
+++ b/xfa/fxfa/cxfa_widgetacc.h
@@ -14,10 +14,10 @@
 #include "core/fxcrt/retain_ptr.h"
 #include "core/fxge/dib/cfx_dibitmap.h"
 #include "core/fxge/fx_dib.h"
-#include "xfa/fxfa/parser/cxfa_eventdata.h"
 #include "xfa/fxfa/parser/cxfa_widgetdata.h"
 
 class CFGAS_GEFont;
+class CXFA_Event;
 class CXFA_EventParam;
 class CXFA_FFApp;
 class CXFA_FFDoc;
@@ -42,8 +42,7 @@ class CXFA_WidgetAcc : public CXFA_WidgetData {
   bool ProcessValueChanged();
   int32_t ProcessEvent(XFA_AttributeEnum iActivity,
                        CXFA_EventParam* pEventParam);
-  int32_t ProcessEvent(const CXFA_EventData& eventData,
-                       CXFA_EventParam* pEventParam);
+  int32_t ProcessEvent(CXFA_Event* event, CXFA_EventParam* pEventParam);
   int32_t ProcessCalculate();
   int32_t ProcessValidate(int32_t iFlags);
   int32_t ExecuteScript(CXFA_Script* script, CXFA_EventParam* pEventParam);
diff --git a/xfa/fxfa/parser/cxfa_event.cpp b/xfa/fxfa/parser/cxfa_event.cpp
index b3ee47b4df..2675761bc6 100644
--- a/xfa/fxfa/parser/cxfa_event.cpp
+++ b/xfa/fxfa/parser/cxfa_event.cpp
@@ -8,6 +8,8 @@
 
 #include "fxjs/xfa/cjx_event.h"
 #include "third_party/base/ptr_util.h"
+#include "xfa/fxfa/parser/cxfa_script.h"
+#include "xfa/fxfa/parser/cxfa_submit.h"
 
 namespace {
 
@@ -46,3 +48,31 @@ CXFA_Event::CXFA_Event(CXFA_Document* doc, XFA_PacketType packet)
                 pdfium::MakeUnique<CJX_Event>(this)) {}
 
 CXFA_Event::~CXFA_Event() {}
+
+XFA_AttributeEnum CXFA_Event::GetActivity() {
+  return JSObject()->GetEnum(XFA_Attribute::Activity);
+}
+
+XFA_Element CXFA_Event::GetEventType() const {
+  CXFA_Node* pChild = GetNodeItem(XFA_NODEITEM_FirstChild);
+  while (pChild) {
+    XFA_Element eType = pChild->GetElementType();
+    if (eType != XFA_Element::Extras)
+      return eType;
+
+    pChild = pChild->GetNodeItem(XFA_NODEITEM_NextSibling);
+  }
+  return XFA_Element::Unknown;
+}
+
+WideString CXFA_Event::GetRef() {
+  return JSObject()->GetCData(XFA_Attribute::Ref);
+}
+
+CXFA_Script* CXFA_Event::GetScript() {
+  return GetChild<CXFA_Script>(0, XFA_Element::Script, false);
+}
+
+CXFA_Submit* CXFA_Event::GetSubmit() {
+  return GetChild<CXFA_Submit>(0, XFA_Element::Submit, false);
+}
diff --git a/xfa/fxfa/parser/cxfa_event.h b/xfa/fxfa/parser/cxfa_event.h
index 655e776b85..a2b2fb804a 100644
--- a/xfa/fxfa/parser/cxfa_event.h
+++ b/xfa/fxfa/parser/cxfa_event.h
@@ -9,10 +9,19 @@
 
 #include "xfa/fxfa/parser/cxfa_node.h"
 
+class CXFA_Script;
+class CXFA_Submit;
+
 class CXFA_Event : public CXFA_Node {
  public:
   CXFA_Event(CXFA_Document* doc, XFA_PacketType packet);
   ~CXFA_Event() override;
+
+  XFA_AttributeEnum GetActivity();
+  XFA_Element GetEventType() const;
+  CXFA_Script* GetScript();
+  CXFA_Submit* GetSubmit();
+  WideString GetRef();
 };
 
 #endif  // XFA_FXFA_PARSER_CXFA_EVENT_H_
diff --git a/xfa/fxfa/parser/cxfa_eventdata.cpp b/xfa/fxfa/parser/cxfa_eventdata.cpp
deleted file mode 100644
index 89dcb4ed2a..0000000000
--- a/xfa/fxfa/parser/cxfa_eventdata.cpp
+++ /dev/null
@@ -1,41 +0,0 @@
-// Copyright 2016 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/fxfa/parser/cxfa_eventdata.h"
-
-#include "xfa/fxfa/parser/cxfa_node.h"
-#include "xfa/fxfa/parser/cxfa_script.h"
-#include "xfa/fxfa/parser/cxfa_submit.h"
-
-CXFA_EventData::CXFA_EventData(CXFA_Node* pNode) : CXFA_DataData(pNode) {}
-
-XFA_AttributeEnum CXFA_EventData::GetActivity() {
-  return m_pNode->JSObject()->GetEnum(XFA_Attribute::Activity);
-}
-
-XFA_Element CXFA_EventData::GetEventType() const {
-  CXFA_Node* pChild = m_pNode->GetNodeItem(XFA_NODEITEM_FirstChild);
-  while (pChild) {
-    XFA_Element eType = pChild->GetElementType();
-    if (eType != XFA_Element::Extras)
-      return eType;
-
-    pChild = pChild->GetNodeItem(XFA_NODEITEM_NextSibling);
-  }
-  return XFA_Element::Unknown;
-}
-
-WideString CXFA_EventData::GetRef() const {
-  return m_pNode->JSObject()->GetCData(XFA_Attribute::Ref);
-}
-
-CXFA_Script* CXFA_EventData::GetScript() const {
-  return m_pNode->GetChild<CXFA_Script>(0, XFA_Element::Script, false);
-}
-
-CXFA_Submit* CXFA_EventData::GetSubmit() const {
-  return m_pNode->GetChild<CXFA_Submit>(0, XFA_Element::Submit, false);
-}
diff --git a/xfa/fxfa/parser/cxfa_eventdata.h b/xfa/fxfa/parser/cxfa_eventdata.h
deleted file mode 100644
index 8338767fe0..0000000000
--- a/xfa/fxfa/parser/cxfa_eventdata.h
+++ /dev/null
@@ -1,30 +0,0 @@
-// Copyright 2016 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_FXFA_PARSER_CXFA_EVENTDATA_H_
-#define XFA_FXFA_PARSER_CXFA_EVENTDATA_H_
-
-#include <stdint.h>
-
-#include "core/fxcrt/fx_string.h"
-#include "xfa/fxfa/parser/cxfa_datadata.h"
-
-class CXFA_Node;
-class CXFA_Script;
-class CXFA_Submit;
-
-class CXFA_EventData : public CXFA_DataData {
- public:
-  explicit CXFA_EventData(CXFA_Node* pNode);
-
-  XFA_AttributeEnum GetActivity();
-  XFA_Element GetEventType() const;
-  CXFA_Script* GetScript() const;
-  CXFA_Submit* GetSubmit() const;
-  WideString GetRef() const;
-};
-
-#endif  // XFA_FXFA_PARSER_CXFA_EVENTDATA_H_
diff --git a/xfa/fxfa/parser/cxfa_node.h b/xfa/fxfa/parser/cxfa_node.h
index 81d0bfc359..b41a27ef01 100644
--- a/xfa/fxfa/parser/cxfa_node.h
+++ b/xfa/fxfa/parser/cxfa_node.h
@@ -167,6 +167,7 @@ class CXFA_Node : public CXFA_Object {
   CXFA_Node* Clone(bool bRecursive);
   CXFA_Node* GetNodeItem(XFA_NODEITEM eItem) const;
   CXFA_Node* GetNodeItem(XFA_NODEITEM eItem, XFA_ObjectType eType) const;
+
   std::vector<CXFA_Node*> GetNodeList(uint32_t dwTypeFilter,
                                       XFA_Element eTypeFilter);
   CXFA_Node* CreateSamePacketNode(XFA_Element eType);
diff --git a/xfa/fxfa/parser/cxfa_widgetdata.cpp b/xfa/fxfa/parser/cxfa_widgetdata.cpp
index 4a8817812f..5833655156 100644
--- a/xfa/fxfa/parser/cxfa_widgetdata.cpp
+++ b/xfa/fxfa/parser/cxfa_widgetdata.cpp
@@ -17,7 +17,7 @@
 #include "xfa/fxfa/parser/cxfa_comb.h"
 #include "xfa/fxfa/parser/cxfa_decimal.h"
 #include "xfa/fxfa/parser/cxfa_document.h"
-#include "xfa/fxfa/parser/cxfa_eventdata.h"
+#include "xfa/fxfa/parser/cxfa_event.h"
 #include "xfa/fxfa/parser/cxfa_font.h"
 #include "xfa/fxfa/parser/cxfa_format.h"
 #include "xfa/fxfa/parser/cxfa_items.h"
@@ -287,28 +287,24 @@ CXFA_Para* CXFA_WidgetData::GetPara() {
                                                      false);
 }
 
-std::vector<CXFA_Node*> CXFA_WidgetData::GetEventList() {
-  return m_pNode->GetNodeList(0, XFA_Element::Event);
-}
-
-std::vector<CXFA_Node*> CXFA_WidgetData::GetEventByActivity(
+std::vector<CXFA_Event*> CXFA_WidgetData::GetEventByActivity(
     XFA_AttributeEnum iActivity,
     bool bIsFormReady) {
-  std::vector<CXFA_Node*> events;
-  for (CXFA_Node* pNode : GetEventList()) {
-    CXFA_EventData eventData(pNode);
-    if (eventData.GetActivity() == iActivity) {
+  std::vector<CXFA_Event*> events;
+  for (CXFA_Node* node : m_pNode->GetNodeList(0, XFA_Element::Event)) {
+    auto* event = static_cast<CXFA_Event*>(node);
+    if (event->GetActivity() == iActivity) {
       if (iActivity == XFA_AttributeEnum::Ready) {
-        WideString wsRef = eventData.GetRef();
+        WideString wsRef = event->GetRef();
         if (bIsFormReady) {
           if (wsRef == WideStringView(L"$form"))
-            events.push_back(pNode);
+            events.push_back(event);
         } else {
           if (wsRef == WideStringView(L"$layout"))
-            events.push_back(pNode);
+            events.push_back(event);
         }
       } else {
-        events.push_back(pNode);
+        events.push_back(event);
       }
     }
   }
diff --git a/xfa/fxfa/parser/cxfa_widgetdata.h b/xfa/fxfa/parser/cxfa_widgetdata.h
index 30d64a09c5..57e6939f37 100644
--- a/xfa/fxfa/parser/cxfa_widgetdata.h
+++ b/xfa/fxfa/parser/cxfa_widgetdata.h
@@ -33,6 +33,7 @@ class CXFA_Bind;
 class CXFA_Border;
 class CXFA_Calculate;
 class CXFA_Caption;
+class CXFA_Event;
 class CXFA_Font;
 class CXFA_Margin;
 class CXFA_Node;
@@ -70,8 +71,8 @@ class CXFA_WidgetData : public CXFA_DataData {
   CXFA_Validate* GetValidate(bool bModified);
   CXFA_Border* GetUIBorder();
 
-  std::vector<CXFA_Node*> GetEventByActivity(XFA_AttributeEnum iActivity,
-                                             bool bIsFormReady);
+  std::vector<CXFA_Event*> GetEventByActivity(XFA_AttributeEnum iActivity,
+                                              bool bIsFormReady);
 
   pdfium::Optional<float> TryWidth();
   pdfium::Optional<float> TryHeight();
@@ -182,7 +183,6 @@ class CXFA_WidgetData : public CXFA_DataData {
   WideString FormatNumStr(const WideString& wsValue, IFX_Locale* pLocale);
   CXFA_Node* GetExclGroupNode();
   void GetItemLabel(const WideStringView& wsValue, WideString& wsLabel);
-  std::vector<CXFA_Node*> GetEventList();
 
   bool m_bIsNull;
   bool m_bPreNull;