1 // Copyright (c) 2012 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/app/android/content_main.h"
6
7 #include "base/at_exit.h"
8 #include "base/base_switches.h"
9 #include "base/command_line.h"
10 #include "base/debug/trace_event.h"
11 #include "base/lazy_instance.h"
12 #include "content/public/app/content_main.h"
13 #include "content/public/app/content_main_delegate.h"
14 #include "content/public/app/content_main_runner.h"
15 #include "content/public/common/content_switches.h"
16 #include "jni/ContentMain_jni.h"
17
18 using base::LazyInstance;
19 using content::ContentMainRunner;
20 using content::ContentMainDelegate;
21
22 namespace {
23 LazyInstance<scoped_ptr<ContentMainRunner> > g_content_runner =
24 LAZY_INSTANCE_INITIALIZER;
25
26 LazyInstance<scoped_ptr<ContentMainDelegate> > g_content_main_delegate =
27 LAZY_INSTANCE_INITIALIZER;
28
29 } // namespace
30
31 namespace content {
32
InitApplicationContext(JNIEnv * env,jclass clazz,jobject context)33 static void InitApplicationContext(JNIEnv* env, jclass clazz, jobject context) {
34 base::android::ScopedJavaLocalRef<jobject> scoped_context(env, context);
35 base::android::InitApplicationContext(env, scoped_context);
36 }
37
Start(JNIEnv * env,jclass clazz)38 static jint Start(JNIEnv* env, jclass clazz) {
39 TRACE_EVENT0("startup", "content::Start");
40
41 // On Android we can have multiple requests to start the browser in process
42 // simultaneously. If we get an asynchonous request followed by a synchronous
43 // request then we have to call this a second time to finish starting the
44 // browser synchronously.
45 if (!g_content_runner.Get().get()) {
46 g_content_runner.Get().reset(ContentMainRunner::Create());
47 g_content_runner.Get()->Initialize(
48 0, NULL, g_content_main_delegate.Get().get());
49 }
50 return g_content_runner.Get()->Run();
51 }
52
SetContentMainDelegate(ContentMainDelegate * delegate)53 void SetContentMainDelegate(ContentMainDelegate* delegate) {
54 DCHECK(!g_content_main_delegate.Get().get());
55 g_content_main_delegate.Get().reset(delegate);
56 }
57
RegisterContentMain(JNIEnv * env)58 bool RegisterContentMain(JNIEnv* env) {
59 return RegisterNativesImpl(env);
60 }
61
62 } // namespace content
63