Move FrameSelection::CurrentForm() to ContextMenuClientImpl

third_party/WebKit/Source/core/editing/FrameSelection.cpp

 /*
  * Copyright (C) 2004, 2008, 2009, 2010 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
@@ skipping 41 matching lines @@
 #include "core/editing/commands/TypingCommand.h"
 #include "core/editing/iterators/TextIterator.h"
 #include "core/editing/serializers/Serialization.h"
 #include "core/editing/spellcheck/SpellChecker.h"
 #include "core/events/Event.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
 #include "core/html/HTMLBodyElement.h"
-#include "core/html/HTMLFormElement.h"
 #include "core/html/HTMLFrameElementBase.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLSelectElement.h"
 #include "core/input/EventHandler.h"
 #include "core/layout/HitTestRequest.h"
 #include "core/layout/HitTestResult.h"
 #include "core/layout/LayoutPart.h"
 #include "core/layout/api/LayoutViewItem.h"
 #include "core/loader/DocumentLoader.h"
 #include "core/page/EditorClient.h"
@@ skipping 862 matching lines @@
   FrameView* view = frame_->View();
   LayoutViewItem layout_view = frame_->ContentLayoutItem();
 
   if (!view || layout_view.IsNull())
     return LayoutRect();
 
   view->UpdateLifecycleToLayoutClean();
   return LayoutRect(layout_selection_->SelectionBounds());
 }
 
-static inline HTMLFormElement* AssociatedFormElement(HTMLElement& element) {
-  if (isHTMLFormElement(element))
-    return &toHTMLFormElement(element);
-  return element.formOwner();
-}
-
-// Scans logically forward from "start", including any child frames.
-static HTMLFormElement* ScanForForm(Node* start) {
-  if (!start)
-    return 0;
-
-  for (HTMLElement& element : Traversal<HTMLElement>::StartsAt(
-           start->IsHTMLElement() ? ToHTMLElement(start)
-                                  : Traversal<HTMLElement>::Next(*start))) {
-    if (HTMLFormElement* form = AssociatedFormElement(element))
-      return form;
-
-    if (IsHTMLFrameElementBase(element)) {
-      Node* child_document = ToHTMLFrameElementBase(element).contentDocument();
-      if (HTMLFormElement* frame_result = ScanForForm(child_document))
-        return frame_result;
-    }
-  }
-  return 0;
-}
-
-// We look for either the form containing the current focus, or for one
-// immediately after it
-HTMLFormElement* FrameSelection::CurrentForm() const {
-  // Start looking either at the active (first responder) node, or where the
-  // selection is.
-  Node* start = GetDocument().FocusedElement();
-  if (!start)
-    start = ComputeVisibleSelectionInDOMTree().Start().AnchorNode();
-  if (!start)
-    return 0;
-
-  // Try walking up the node tree to find a form element.
-  for (HTMLElement* element =
-           Traversal<HTMLElement>::FirstAncestorOrSelf(*start);
-       element; element = Traversal<HTMLElement>::FirstAncestor(*element)) {
-    if (HTMLFormElement* form = AssociatedFormElement(*element))
-      return form;
-  }
-
-  // Try walking forward in the node tree to find a form element.
-  return ScanForForm(start);
-}
-
 void FrameSelection::RevealSelection(const ScrollAlignment& alignment,
                                      RevealExtentOption reveal_extent_option) {
   DCHECK(IsAvailable());
 
   // TODO(editing-dev): The use of updateStyleAndLayoutIgnorePendingStylesheets
   // needs to be audited.  See http://crbug.com/590369 for more details.
   // Calculation of absolute caret bounds requires clean layout.
   GetDocument().UpdateStyleAndLayoutIgnorePendingStylesheets();
 
   LayoutRect rect;
@@ skipping 213 matching lines @@
 }
 
 void showTree(const blink::FrameSelection* sel) {
   if (sel)
     sel->ShowTreeForThis();
   else
     LOG(INFO) << "Cannot showTree for <null> FrameSelection.";
 }
 
 #endif