Route IME Events to Focused RenderWidgets (Android)

content/browser/renderer_host/ime_adapter_android.h

 // Copyright (c) 2012 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_RENDERER_HOST_IME_ADAPTER_ANDROID_H_
 #define CONTENT_BROWSER_RENDERER_HOST_IME_ADAPTER_ANDROID_H_
 
 #include <jni.h>
 
 #include <vector>
 
 #include "base/android/jni_weak_ref.h"
 #include "base/strings/string16.h"
+#include "content/common/content_export.h"
 #include "ui/gfx/geometry/rect_f.h"
 
 namespace blink {
 
 struct WebCompositionUnderline;
 
 }  // namespace blink
 
 namespace content {
 
 class RenderFrameHost;
 class RenderWidgetHostImpl;
 class RenderWidgetHostViewAndroid;
-class WebContents;
 
 // 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.
 // Ownership of these objects remains on the native side (see
 // RenderWidgetHostViewAndroid).
-class ImeAdapterAndroid {
+class CONTENT_EXPORT ImeAdapterAndroid {

[EhsanK, 2017/02/16 19:08:13]

Link errors without this.

  public:
   explicit ImeAdapterAndroid(RenderWidgetHostViewAndroid* rwhva);
   ~ImeAdapterAndroid();
 
   // Called from java -> native
   bool SendKeyEvent(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>&,
       const base::android::JavaParamRef<jobject>& original_key_event,
       int type,
@@ skipping 34 matching lines @@
   void RequestCursorUpdate(JNIEnv*, const base::android::JavaParamRef<jobject>&,
                            bool immediateRequest, bool monitorRequest);
   bool RequestTextInputStateUpdate(JNIEnv*,
                                    const base::android::JavaParamRef<jobject>&);
 
   // Called from native -> java
   void CancelComposition();
   void FocusedNodeChanged(bool is_editable_node);
   void SetCharacterBounds(const std::vector<gfx::RectF>& rects);
 
+  base::android::ScopedJavaLocalRef<jobject> java_ime_adapter_for_testing(
+      JNIEnv* env) {
+    return java_ime_adapter_.get(env);
+  }
+
  private:
-  RenderWidgetHostImpl* GetRenderWidgetHostImpl();
+  RenderWidgetHostImpl* GetFocusedWidget();
   RenderFrameHost* GetFocusedFrame();
-  WebContents* GetWebContents();
   std::vector<blink::WebCompositionUnderline> GetUnderlinesFromSpans(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj,
       const base::android::JavaParamRef<jobject>& text,
       const base::string16& text16);
 
   RenderWidgetHostViewAndroid* rwhva_;
   JavaObjectWeakGlobalRef java_ime_adapter_;
 };
 
 bool RegisterImeAdapter(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_IME_ADAPTER_ANDROID_H_