content/browser/frame_host/render_frame_host_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_FRAME_HOST_RENDER_FRAME_HOST_ANDROID_H_
#define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_ANDROID_H_

#include <jni.h>

#include <memory>

#include "base/android/jni_android.h"
#include "base/android/jni_weak_ref.h"
#include "base/android/scoped_java_ref.h"
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/supports_user_data.h"
#include "content/common/content_export.h"
#include "services/service_manager/public/mojom/interface_provider.mojom.h"

namespace content {

class RenderFrameHostImpl;

// Android wrapper around RenderFrameHost that provides safer passage from java
// and back to native and provides java with a means of communicating with its
// native counterpart.
class RenderFrameHostAndroid : public base::SupportsUserData::Data {
 public:
  RenderFrameHostAndroid(
      RenderFrameHostImpl* render_frame_host,
      service_manager::mojom::InterfaceProviderPtr interface_provider_ptr);
  ~RenderFrameHostAndroid() override;

  base::android::ScopedJavaLocalRef<jobject> GetJavaObject();

  // Methods called from Java
  base::android::ScopedJavaLocalRef<jstring> GetLastCommittedURL(
      JNIEnv* env,
      const base::android::JavaParamRef<jobject>&) const;

  void GetCanonicalUrlForSharing(
      JNIEnv* env,
      const base::android::JavaParamRef<jobject>&,
      const base::android::JavaParamRef<jobject>& jcallback) const;

  // Returns UnguessableToken.
  base::android::ScopedJavaLocalRef<jobject> GetAndroidOverlayRoutingToken(
      JNIEnv* env,
      const base::android::JavaParamRef<jobject>&) const;

  void NotifyUserActivation(JNIEnv* env,
                            const base::android::JavaParamRef<jobject>&);

  RenderFrameHostImpl* render_frame_host() const { return render_frame_host_; }

 private:
  RenderFrameHostImpl* const render_frame_host_;
  service_manager::mojom::InterfaceProviderPtr interface_provider_ptr_;
  JavaObjectWeakGlobalRef obj_;

  DISALLOW_COPY_AND_ASSIGN(RenderFrameHostAndroid);
};

}  // namespace content

#endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_ANDROID_H_