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1 // Copyright 2017 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/frame_host/render_frame_host_android.h" | |
6 | |
7 #include "base/android/jni_string.h" | |
8 #include "base/logging.h" | |
9 #include "content/browser/frame_host/render_frame_host_impl.h" | |
10 #include "jni/RenderFrameHostImpl_jni.h" | |
11 | |
12 using base::android::AttachCurrentThread; | |
13 using base::android::ConvertUTF8ToJavaString; | |
14 using base::android::JavaParamRef; | |
15 using base::android::JavaRef; | |
16 using base::android::ScopedJavaLocalRef; | |
17 | |
18 namespace content { | |
19 | |
20 // static | |
21 bool RenderFrameHostAndroid::Register(JNIEnv* env) { | |
22 return RegisterNativesImpl(env); | |
23 } | |
24 | |
25 RenderFrameHostAndroid::RenderFrameHostAndroid( | |
26 RenderFrameHostImpl* render_frame_host) | |
27 : render_frame_host_(render_frame_host), weak_factory_(this) { | |
28 JNIEnv* env = AttachCurrentThread(); | |
29 ScopedJavaLocalRef<jobject> obj = | |
30 Java_RenderFrameHostImpl_create(env, reinterpret_cast<intptr_t>(this)); | |
31 obj_ = JavaObjectWeakGlobalRef(env, obj); | |
32 } | |
33 | |
34 RenderFrameHostAndroid::~RenderFrameHostAndroid() { | |
35 ScopedJavaLocalRef<jobject> jobj = GetJavaObject(); | |
36 if (!jobj.is_null()) { | |
37 Java_RenderFrameHostImpl_clearNativePtr(AttachCurrentThread(), jobj); | |
38 obj_.reset(); | |
39 } | |
40 } | |
41 | |
42 base::android::ScopedJavaLocalRef<jobject> | |
43 RenderFrameHostAndroid::GetJavaObject() { | |
44 JNIEnv* env = base::android::AttachCurrentThread(); | |
45 return obj_.get(env); | |
46 } | |
47 | |
48 ScopedJavaLocalRef<jstring> RenderFrameHostAndroid::GetLastCommittedURL( | |
49 JNIEnv* env, | |
50 const JavaParamRef<jobject>& obj) const { | |
51 return ConvertUTF8ToJavaString( | |
52 env, render_frame_host_->GetLastCommittedURL().spec()); | |
53 } | |
54 | |
55 // static | |
56 RenderFrameHost* RenderFrameHost::FromJavaRenderFrameHost( | |
57 const JavaRef<jobject>& jrender_frame_host_android) { | |
58 DCHECK_CURRENTLY_ON(BrowserThread::UI); | |
59 if (jrender_frame_host_android.is_null()) | |
60 return NULL; | |
boliu
2017/02/16 01:00:58
nit: nullptr everywhere
rwlbuis
2017/03/01 21:53:57
Acknowledged.
| |
61 | |
62 RenderFrameHostAndroid* render_frame_host_android = | |
63 reinterpret_cast<RenderFrameHostAndroid*>( | |
64 Java_RenderFrameHostImpl_getNativePointer( | |
65 AttachCurrentThread(), jrender_frame_host_android)); | |
66 if (!render_frame_host_android) | |
67 return NULL; | |
68 return render_frame_host_android->render_frame_host(); | |
69 } | |
70 | |
71 } // namespace content | |
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