1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
|
// 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.
#include "content/browser/android/web_contents_observer_android.h"
#include <string>
#include <jni.h>
#include "base/android/jni_android.h"
#include "base/android/jni_string.h"
#include "content/browser/android/content_view_core_impl.h"
#include "content/browser/renderer_host/render_widget_host_impl.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "base/android/scoped_java_ref.h"
#include "jni/WebContentsObserverAndroid_jni.h"
using base::android::AttachCurrentThread;
using base::android::ScopedJavaLocalRef;
using base::android::ConvertUTF8ToJavaString;
using base::android::ConvertUTF16ToJavaString;
using base::android::HasClass;
namespace content {
WebContentsObserverAndroid::WebContentsObserverAndroid(
JNIEnv* env,
jobject obj,
WebContents* web_contents)
: WebContentsObserver(web_contents),
weak_java_observer_(env, obj){
}
WebContentsObserverAndroid::~WebContentsObserverAndroid() {
}
jint Init(JNIEnv* env, jobject obj, jint native_content_view_core) {
ContentViewCore* content_view_core =
reinterpret_cast<ContentViewCore*>(native_content_view_core);
WebContentsObserverAndroid* native_observer = new WebContentsObserverAndroid(
env, obj, content_view_core->GetWebContents());
return reinterpret_cast<jint>(native_observer);
}
void WebContentsObserverAndroid::Destroy(JNIEnv* env, jobject obj) {
delete this;
}
void WebContentsObserverAndroid::WebContentsDestroyed(
WebContents* web_contents) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj(weak_java_observer_.get(env));
if (obj.is_null()) {
delete this;
} else {
// The java side will destroy |this|
Java_WebContentsObserverAndroid_detachFromWebContents(env, obj.obj());
}
}
void WebContentsObserverAndroid::DidStartLoading(
RenderViewHost* render_view_host) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj(weak_java_observer_.get(env));
if (obj.is_null())
return;
ScopedJavaLocalRef<jstring> jstring_url(
ConvertUTF8ToJavaString(env, web_contents()->GetURL().spec()));
Java_WebContentsObserverAndroid_didStartLoading(
env, obj.obj(), jstring_url.obj());
}
void WebContentsObserverAndroid::DidStopLoading(
RenderViewHost* render_view_host) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj(weak_java_observer_.get(env));
if (obj.is_null())
return;
ScopedJavaLocalRef<jstring> jstring_url(
ConvertUTF8ToJavaString(env, web_contents()->GetURL().spec()));
Java_WebContentsObserverAndroid_didStopLoading(
env, obj.obj(), jstring_url.obj());
}
void WebContentsObserverAndroid::DidFailProvisionalLoad(
int64 frame_id,
bool is_main_frame,
const GURL& validated_url,
int error_code,
const string16& error_description,
RenderViewHost* render_view_host) {
DidFailLoadInternal(
true, is_main_frame, error_code, error_description, validated_url);
}
void WebContentsObserverAndroid::DidFailLoad(
int64 frame_id,
const GURL& validated_url,
bool is_main_frame,
int error_code,
const string16& error_description,
RenderViewHost* render_view_host) {
DidFailLoadInternal(
false, is_main_frame, error_code, error_description, validated_url);
}
void WebContentsObserverAndroid::DidNavigateMainFrame(
const LoadCommittedDetails& details,
const FrameNavigateParams& params) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj(weak_java_observer_.get(env));
if (obj.is_null())
return;
ScopedJavaLocalRef<jstring> jstring_url(
ConvertUTF8ToJavaString(env, params.url.spec()));
ScopedJavaLocalRef<jstring> jstring_base_url(
ConvertUTF8ToJavaString(env, params.base_url.spec()));
Java_WebContentsObserverAndroid_didNavigateMainFrame(
env, obj.obj(), jstring_url.obj(), jstring_base_url.obj());
}
void WebContentsObserverAndroid::DidNavigateAnyFrame(
const LoadCommittedDetails& details,
const FrameNavigateParams& params) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj(weak_java_observer_.get(env));
if (obj.is_null())
return;
ScopedJavaLocalRef<jstring> jstring_url(
ConvertUTF8ToJavaString(env, params.url.spec()));
ScopedJavaLocalRef<jstring> jstring_base_url(
ConvertUTF8ToJavaString(env, params.base_url.spec()));
jboolean jboolean_is_reload = PAGE_TRANSITION_RELOAD == params.transition;
Java_WebContentsObserverAndroid_didNavigateAnyFrame(
env, obj.obj(), jstring_url.obj(), jstring_base_url.obj(),
jboolean_is_reload);
}
void WebContentsObserverAndroid::DidStartProvisionalLoadForFrame(
int64 frame_id,
int64 parent_frame_id,
bool is_main_frame,
const GURL& validated_url,
bool is_error_page,
bool is_iframe_srcdoc,
RenderViewHost* render_view_host) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj(weak_java_observer_.get(env));
if (obj.is_null())
return;
ScopedJavaLocalRef<jstring> jstring_url(
ConvertUTF8ToJavaString(env, validated_url.spec()));
Java_WebContentsObserverAndroid_didStartProvisionalLoadForFrame(
env, obj.obj(), frame_id, parent_frame_id, is_main_frame,
jstring_url.obj(), is_error_page, is_iframe_srcdoc);
}
void WebContentsObserverAndroid::DidFailLoadInternal(
bool is_provisional_load,
bool is_main_frame,
int error_code,
const string16& description,
const GURL& url) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj(weak_java_observer_.get(env));
if (obj.is_null())
return;
ScopedJavaLocalRef<jstring> jstring_error_description(
ConvertUTF16ToJavaString(env, description));
ScopedJavaLocalRef<jstring> jstring_url(
ConvertUTF8ToJavaString(env, url.spec()));
Java_WebContentsObserverAndroid_didFailLoad(
env, obj.obj(),
is_provisional_load,
is_main_frame,
error_code,
jstring_error_description.obj(), jstring_url.obj());
}
bool RegisterWebContentsObserverAndroid(JNIEnv* env) {
if (!HasClass(env, kWebContentsObserverAndroidClassPath)) {
DLOG(ERROR) << "Unable to find class WebContentsObserverAndroid!";
return false;
}
return RegisterNativesImpl(env);
}
} // namespace content
|
