content/browser/web_contents/web_contents_android.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_ANDROID_H_
   6 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_ANDROID_H_
   7
   8 #include <jni.h>
   9
  10 #include "base/android/scoped_java_ref.h"
  11 #include "base/basictypes.h"
  12 #include "base/compiler_specific.h"
  13 #include "base/supports_user_data.h"
  14 #include "content/browser/frame_host/navigation_controller_android.h"
  15 #include "content/common/content_export.h"
  16
  17 namespace content {
  18
  19 class WebContents;
  20
  21 // Android wrapper around WebContents that provides safer passage from java and
  22 // back to native and provides java with a means of communicating with its
  23 // native counterpart.
  24 class CONTENT_EXPORT WebContentsAndroid
  25     : public base::SupportsUserData::Data {
  26  public:
  27   static bool Register(JNIEnv* env);
  28
  29   explicit WebContentsAndroid(WebContents* web_contents);
  30   virtual ~WebContentsAndroid();
  31
  32   WebContents* web_contents() const { return web_contents_; }
  33
  34   base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
  35
  36   // Methods called from Java
  37   base::android::ScopedJavaLocalRef<jstring> GetTitle(JNIEnv* env,
  38                                                       jobject obj) const;
  39   void Stop(JNIEnv* env, jobject obj);
  40
  41  private:
  42   WebContents* web_contents_;
  43   NavigationControllerAndroid navigation_controller_;
  44   base::android::ScopedJavaGlobalRef<jobject> obj_;
  45
  46   DISALLOW_COPY_AND_ASSIGN(WebContentsAndroid);
  47 };
  48
  49 }  // namespace content
  50
  51 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_ANDROID_H_