[InputEvent] Move 'beforeinput' logic into |CompositeEditCommand::willApplyEditing()| (3/3)

third_party/WebKit/Source/core/editing/commands/EditCommand.cpp

 /*
  * Copyright (C) 2005, 2006, 2007 Apple, Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 #include "core/editing/commands/EditCommand.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/NodeTraversal.h"
+#include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
 #include "core/editing/commands/CompositeEditCommand.h"
 #include "core/frame/LocalFrame.h"
 #include "core/layout/LayoutText.h"
 
 namespace blink {
 
 EditCommand::EditCommand(Document& document)
     : m_document(&document), m_parent(nullptr) {
   DCHECK(m_document);
   DCHECK(m_document->frame());
   setStartingSelection(m_document->frame()->selection().selection());
   setEndingVisibleSelection(m_startingSelection);
 }
 
 EditCommand::~EditCommand() {}
 
 InputEvent::InputType EditCommand::inputType() const {
   return InputEvent::InputType::None;
 }
 
 String EditCommand::textDataForInputEvent() const {
   return nullAtom;
 }
 
+DataTransfer* EditCommand::dataTransferForInputEvent() const {
+  return nullptr;
+}
+
+RangeVector* EditCommand::targetRangesForInputEvent() const {
+  DCHECK(m_document);
+  DCHECK(m_document->frame());
+  if (!m_document->frame()->editor().canEditRichly())
+    return nullptr;
+  return new RangeVector(1, m_document->frame()->selection().firstRange());
+}
+
 static inline EditCommandComposition* compositionIfPossible(
     EditCommand* command) {
   if (!command->isCompositeEditCommand())
     return 0;
   return toCompositeEditCommand(command)->composition();
 }
 
 void EditCommand::setStartingSelection(const VisibleSelection& selection) {
   for (EditCommand* command = this;; command = command->m_parent) {
     if (EditCommandComposition* composition = compositionIfPossible(command)) {
@@ skipping 61 matching lines @@
 }
 
 DEFINE_TRACE(EditCommand) {
   visitor->trace(m_document);
   visitor->trace(m_startingSelection);
   visitor->trace(m_endingSelection);
   visitor->trace(m_parent);
 }
 
 }  // namespace blink