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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 #include "content/browser/web_contents/web_contents_android.h"
6 
7 #include "base/android/jni_android.h"
8 #include "base/logging.h"
9 #include "content/public/browser/browser_thread.h"
10 #include "content/public/browser/web_contents.h"
11 #include "jni/WebContentsImpl_jni.h"
12 
13 using base::android::AttachCurrentThread;
14 
15 namespace content {
16 
17 // static
FromJavaWebContents(jobject jweb_contents_android)18 WebContents* WebContents::FromJavaWebContents(
19     jobject jweb_contents_android) {
20   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
21   if (!jweb_contents_android)
22     return NULL;
23 
24   WebContentsAndroid* web_contents_android =
25       reinterpret_cast<WebContentsAndroid*>(
26           Java_WebContentsImpl_getNativePointer(AttachCurrentThread(),
27                                                 jweb_contents_android));
28   if (!web_contents_android)
29     return NULL;
30   return web_contents_android->web_contents();
31 }
32 
33 // static
Register(JNIEnv * env)34 bool WebContentsAndroid::Register(JNIEnv* env) {
35   return RegisterNativesImpl(env);
36 }
37 
WebContentsAndroid(WebContents * web_contents)38 WebContentsAndroid::WebContentsAndroid(WebContents* web_contents)
39     : web_contents_(web_contents),
40       navigation_controller_(&(web_contents->GetController())) {
41   JNIEnv* env = AttachCurrentThread();
42   obj_.Reset(env,
43              Java_WebContentsImpl_create(
44                  env,
45                  reinterpret_cast<intptr_t>(this),
46                  navigation_controller_.GetJavaObject().obj()).obj());
47 }
48 
~WebContentsAndroid()49 WebContentsAndroid::~WebContentsAndroid() {
50   Java_WebContentsImpl_destroy(AttachCurrentThread(), obj_.obj());
51 }
52 
53 base::android::ScopedJavaLocalRef<jobject>
GetJavaObject()54 WebContentsAndroid::GetJavaObject() {
55   return base::android::ScopedJavaLocalRef<jobject>(obj_);
56 }
57 
58 }  // namespace content
59