Add support for Android spellcheck menu in Chrome/WebViews

content/browser/android/ime_adapter_android.h

 // Copyright 2017 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.
 
 #ifndef CONTENT_BROWSER_ANDROID_IME_ADAPTER_ANDROID_H_
 #define CONTENT_BROWSER_ANDROID_IME_ADAPTER_ANDROID_H_
 
 #include <jni.h>
 
 #include <vector>
 
 #include "base/android/jni_weak_ref.h"
 #include "content/browser/android/render_widget_host_connector.h"
+#include "content/browser/renderer_host/input/timeout_monitor.h"
 #include "content/common/content_export.h"
+#include "third_party/WebKit/public/platform/input_host.mojom.h"
+#include "third_party/WebKit/public/platform/input_messages.mojom.h"
 #include "ui/gfx/geometry/rect_f.h"
 
 namespace blink {
 
 struct WebCompositionUnderline;
 
 }  // namespace blink
 
 namespace content {
 
 class RenderFrameHost;
 class RenderWidgetHostImpl;
 class RenderWidgetHostViewAndroid;
+class TimeoutMonitor;
 struct TextInputState;
 
 // This class is in charge of dispatching key events from the java side
 // and forward to renderer along with input method results via
 // corresponding host view.
 class CONTENT_EXPORT ImeAdapterAndroid : public RenderWidgetHostConnector {
  public:
   ImeAdapterAndroid(JNIEnv* env,
                     const base::android::JavaParamRef<jobject>& obj,
                     WebContents* web_contents);
@@ skipping 39 matching lines @@
       JNIEnv*,
       const base::android::JavaParamRef<jobject>&,
       int before,
       int after);
   void RequestCursorUpdate(JNIEnv*,
                            const base::android::JavaParamRef<jobject>&,
                            bool immediateRequest,
                            bool monitorRequest);
   bool RequestTextInputStateUpdate(JNIEnv*,
                                    const base::android::JavaParamRef<jobject>&);
+  void ApplySpellCheckSuggestion(
+      JNIEnv*,
+      const base::android::JavaParamRef<jobject>&,
+      const base::android::JavaParamRef<jstring>& replacement);
+  void DeleteActiveSuggestionRange(JNIEnv*,
+                                   const base::android::JavaParamRef<jobject>&);
+  void NewWordAddedToDictionary(
+      JNIEnv*,
+      const base::android::JavaParamRef<jobject>&,
+      const base::android::JavaParamRef<jstring>& word);
+  void SuggestionMenuClosed(JNIEnv*,
+                            const base::android::JavaParamRef<jobject>&);
 
   // RendetWidgetHostConnector implementation.
   void UpdateRenderProcessConnection(
       RenderWidgetHostViewAndroid* old_rwhva,
       RenderWidgetHostViewAndroid* new_rhwva) override;
 
   void UpdateFrameInfo(const gfx::SelectionBound& selection_start,
                        float dip_scale,
                        float content_offset_ypix);
 
   // Called from native -> java
   void CancelComposition();
   void FocusedNodeChanged(bool is_editable_node);
   void SetCharacterBounds(const std::vector<gfx::RectF>& rects);
+  void StartSpellCheckMenuTimer();
+  void StopSpellCheckMenuTimer();
+  void ShowSpellCheckSuggestionMenu(
+      double caret_x,
+      double caret_y,
+      const std::string& marked_text,
+      const std::vector<blink::mojom::SpellCheckSuggestionPtr>& suggestions);
 
   base::android::ScopedJavaLocalRef<jobject> java_ime_adapter_for_testing(
       JNIEnv* env) {
     return java_ime_adapter_.get(env);
   }
 
   void UpdateState(const TextInputState& state);
 
  private:
   RenderWidgetHostImpl* GetFocusedWidget();
   RenderFrameHost* GetFocusedFrame();
+  const blink::mojom::TextSuggestionBackendPtr& GetTextSuggestionBackend();
   std::vector<blink::WebCompositionUnderline> GetUnderlinesFromSpans(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj,
       const base::android::JavaParamRef<jobject>& text,
       const base::string16& text16);
+  void OnSpellCheckMenuTimeout();
 
   // Current RenderWidgetHostView connected to this instance. Can be null.
   RenderWidgetHostViewAndroid* rwhva_;
   JavaObjectWeakGlobalRef java_ime_adapter_;
+  blink::mojom::TextSuggestionBackendPtr text_suggestion_backend_;
+  TimeoutMonitor spellcheck_menu_timeout_;
 };
 
 bool RegisterImeAdapter(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_IME_ADAPTER_ANDROID_H_