[WIP] Add support for Android SuggestionSpans when editing text

third_party/WebKit/Source/web/WebInputMethodControllerImpl.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "web/WebInputMethodControllerImpl.h"
 
 #include "core/InputTypeNames.h"
 #include "core/dom/DocumentUserGestureToken.h"
 #include "core/editing/EditingUtilities.h"
 #include "core/editing/Editor.h"
@@ skipping 116 matching lines @@
 
   // TODO(xiaochengh): The use of updateStyleAndLayoutIgnorePendingStylesheets
   // needs to be audited.  See http://crbug.com/590369 for more details.
   frame()->document()->updateStyleAndLayoutIgnorePendingStylesheets();
 
   return inputMethodController().commitText(
       text, CompositionUnderlineVectorBuilder(underlines),
       relativeCaretPosition);
 }
 
+void WebInputMethodControllerImpl::applySuggestionReplacement(
+    int documentMarkerID,
+    int suggestionIndex) {
+  inputMethodController().applySuggestionReplacement(documentMarkerID,
+                                                     suggestionIndex);
+}
+
+void WebInputMethodControllerImpl::deleteSuggestionHighlight() {
+  inputMethodController().deleteSuggestionHighlight();
+}
+
+void WebInputMethodControllerImpl::suggestionMenuClosed() {
+  inputMethodController().suggestionMenuClosed();
+}
+
 WebTextInputInfo WebInputMethodControllerImpl::textInputInfo() {
   return frame()->inputMethodController().textInputInfo();
 }
 
 WebTextInputType WebInputMethodControllerImpl::textInputType() {
   return frame()->inputMethodController().textInputType();
 }
 
+WebVector<WebTextSuggestionInfo>
+WebInputMethodControllerImpl::getTextSuggestionInfosUnderCaret() {
+  return frame()->inputMethodController().getTextSuggestionInfosUnderCaret();

[rlanday, 2017/01/31 19:50:22]

I think all the code in this file that does frame()->inputMethodController()
should just call the helper function inputMethodController()

+}
+
+void WebInputMethodControllerImpl::prepareForTextSuggestionMenuToBeShown() {
+  return frame()
+      ->inputMethodController()
+      .prepareForTextSuggestionMenuToBeShown();
+}
+
 LocalFrame* WebInputMethodControllerImpl::frame() const {
   return m_webLocalFrame->frame();
 }
 
 InputMethodController& WebInputMethodControllerImpl::inputMethodController()
     const {
   return frame()->inputMethodController();
 }
 
 WebPlugin* WebInputMethodControllerImpl::focusedPluginIfInputMethodSupported()
     const {
   WebPluginContainerImpl* container =
       WebLocalFrameImpl::currentPluginContainer(frame());
   if (container && container->supportsInputMethod())
     return container->plugin();
   return nullptr;
 }
 
 }  // namespace blink