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.
5 #include "mojo/shell/android/mojo_main.h"
7 #include "base/android/java_handler_thread.h"
8 #include "base/android/jni_string.h"
9 #include "base/at_exit.h"
10 #include "base/bind.h"
11 #include "base/command_line.h"
12 #include "base/lazy_instance.h"
13 #include "base/logging.h"
14 #include "base/macros.h"
15 #include "base/message_loop/message_loop.h"
16 #include "jni/MojoMain_jni.h"
17 #include "mojo/application_manager/application_loader.h"
18 #include "mojo/application_manager/application_manager.h"
19 #include "mojo/shell/context.h"
20 #include "mojo/shell/init.h"
21 #include "mojo/shell/run.h"
22 #include "ui/gl/gl_surface_egl.h"
24 using base::LazyInstance;
30 LazyInstance<scoped_ptr<base::MessageLoop> > g_java_message_loop =
31 LAZY_INSTANCE_INITIALIZER;
33 LazyInstance<scoped_ptr<shell::Context> > g_context =
34 LAZY_INSTANCE_INITIALIZER;
36 LazyInstance<scoped_ptr<base::android::JavaHandlerThread> > g_shell_thread =
37 LAZY_INSTANCE_INITIALIZER;
39 void RunShell(std::vector<GURL> app_urls) {
40 g_context.Get()->Init();
41 g_context.Get()->set_ui_loop(g_java_message_loop.Get().get());
42 shell::Run(g_context.Get().get(), app_urls);
47 static void Init(JNIEnv* env, jclass clazz, jobject context) {
48 base::android::ScopedJavaLocalRef<jobject> scoped_context(env, context);
50 base::android::InitApplicationContext(env, scoped_context);
52 base::CommandLine::Init(0, 0);
53 mojo::shell::InitializeLogging();
55 // We want ~MessageLoop to happen prior to ~Context. Initializing
56 // LazyInstances is akin to stack-allocating objects; their destructors
57 // will be invoked first-in-last-out.
58 shell::Context* shell_context = new shell::Context();
59 g_context.Get().reset(shell_context);
60 g_java_message_loop.Get().reset(new base::MessageLoopForUI);
61 base::MessageLoopForUI::current()->Start();
63 // TODO(abarth): At which point should we switch to cross-platform
66 gfx::GLSurface::InitializeOneOff();
69 static void Start(JNIEnv* env, jclass clazz, jstring jurl) {
70 std::vector<GURL> app_urls;
71 #if defined(MOJO_SHELL_DEBUG_URL)
72 app_urls.push_back(GURL(MOJO_SHELL_DEBUG_URL));
73 // Sleep for 5 seconds to give the debugger a chance to attach.
77 app_urls.push_back(GURL(base::android::ConvertJavaStringToUTF8(env, jurl)));
80 g_shell_thread.Get().reset(
81 new base::android::JavaHandlerThread("shell_thread"));
82 g_shell_thread.Get()->Start();
83 g_shell_thread.Get()->message_loop()->PostTask(
84 FROM_HERE, base::Bind(&RunShell, app_urls));
87 bool RegisterMojoMain(JNIEnv* env) {
88 return RegisterNativesImpl(env);