aw_main_delegate.cc revision 46d4c2bc3267f3f028f39e7e311b0f89aba2e4fd 
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 "android_webview/lib/main/aw_main_delegate.h"
6
7#include "android_webview/browser/aw_content_browser_client.h"
8#include "android_webview/browser/browser_view_renderer.h"
9#include "android_webview/browser/gpu_memory_buffer_factory_impl.h"
10#include "android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h"
11#include "android_webview/common/aw_switches.h"
12#include "android_webview/lib/aw_browser_dependency_factory_impl.h"
13#include "android_webview/native/aw_geolocation_permission_context.h"
14#include "android_webview/native/aw_quota_manager_bridge_impl.h"
15#include "android_webview/native/aw_web_contents_view_delegate.h"
16#include "android_webview/native/aw_web_preferences_populater_impl.h"
17#include "android_webview/native/external_video_surface_container_impl.h"
18#include "android_webview/renderer/aw_content_renderer_client.h"
19#include "base/command_line.h"
20#include "base/cpu.h"
21#include "base/lazy_instance.h"
22#include "base/logging.h"
23#include "base/memory/scoped_ptr.h"
24#include "base/threading/thread_restrictions.h"
25#include "content/public/browser/browser_main_runner.h"
26#include "content/public/browser/browser_thread.h"
27#include "content/public/common/content_switches.h"
28#include "gpu/command_buffer/client/gl_in_process_context.h"
29#include "gpu/command_buffer/service/in_process_command_buffer.h"
30#include "media/base/media_switches.h"
31#include "webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
32
33namespace android_webview {
34
35namespace {
36
37// TODO(boliu): Remove this global Allow once the underlying issues are
38// resolved - http://crbug.com/240453. See AwMainDelegate::RunProcess below.
39base::LazyInstance<scoped_ptr<ScopedAllowWaitForLegacyWebViewApi> >
40    g_allow_wait_in_ui_thread = LAZY_INSTANCE_INITIALIZER;
41
42}
43
44AwMainDelegate::AwMainDelegate()
45    : gpu_memory_buffer_factory_(new GpuMemoryBufferFactoryImpl) {
46}
47
48AwMainDelegate::~AwMainDelegate() {
49}
50
51bool AwMainDelegate::BasicStartupComplete(int* exit_code) {
52  content::SetContentClient(&content_client_);
53
54  gpu::InProcessCommandBuffer::SetGpuMemoryBufferFactory(
55      gpu_memory_buffer_factory_.get());
56
57  BrowserViewRenderer::CalculateTileMemoryPolicy();
58
59  CommandLine* cl = CommandLine::ForCurrentProcess();
60  cl->AppendSwitch(switches::kEnableBeginFrameScheduling);
61  cl->AppendSwitch(switches::kEnableZeroCopy);
62  cl->AppendSwitch(switches::kEnableImplSidePainting);
63
64  // WebView uses the Android system's scrollbars and overscroll glow.
65  cl->AppendSwitch(switches::kDisableOverscrollEdgeEffect);
66
67  // Not yet supported in single-process mode.
68  cl->AppendSwitch(switches::kDisableSharedWorkers);
69
70  if (!switches::UbercompEnabled()) {
71    cl->AppendSwitch(switches::kDisableDelegatedRenderer);
72  } else {
73    cl->AppendSwitch(switches::kDisableAccelerated2dCanvas);
74    cl->AppendSwitch(switches::kDisableExperimentalWebGL);
75  }
76
77  // File system API not supported (requires some new API; internal bug 6930981)
78  cl->AppendSwitch(switches::kDisableFileSystem);
79
80  // Fullscreen video with subtitle is not yet supported.
81  cl->AppendSwitch(switches::kDisableOverlayFullscreenVideoSubtitle);
82
83#if defined(VIDEO_HOLE)
84  // Support EME/L1 with hole-punching.
85  cl->AppendSwitch(switches::kMediaDrmEnableNonCompositing);
86#endif
87
88  // WebRTC hardware decoding is not supported, internal bug 15075307
89  cl->AppendSwitch(switches::kDisableWebRtcHWDecoding);
90  return false;
91}
92
93void AwMainDelegate::PreSandboxStartup() {
94  // TODO(torne): When we have a separate renderer process, we need to handle
95  // being passed open FDs for the resource paks here.
96#if defined(ARCH_CPU_ARM_FAMILY)
97  // Create an instance of the CPU class to parse /proc/cpuinfo and cache
98  // cpu_brand info.
99  base::CPU cpu_info;
100#endif
101}
102
103void AwMainDelegate::SandboxInitialized(const std::string& process_type) {
104  // TODO(torne): Adjust linux OOM score here.
105}
106
107int AwMainDelegate::RunProcess(
108    const std::string& process_type,
109    const content::MainFunctionParams& main_function_params) {
110  if (process_type.empty()) {
111    AwBrowserDependencyFactoryImpl::InstallInstance();
112
113    browser_runner_.reset(content::BrowserMainRunner::Create());
114    int exit_code = browser_runner_->Initialize(main_function_params);
115    DCHECK(exit_code < 0);
116
117    g_allow_wait_in_ui_thread.Get().reset(
118        new ScopedAllowWaitForLegacyWebViewApi);
119
120    // Return 0 so that we do NOT trigger the default behavior. On Android, the
121    // UI message loop is managed by the Java application.
122    return 0;
123  }
124
125  return -1;
126}
127
128void AwMainDelegate::ProcessExiting(const std::string& process_type) {
129  // TODO(torne): Clean up resources when we handle them.
130
131  logging::CloseLogFile();
132}
133
134content::ContentBrowserClient*
135    AwMainDelegate::CreateContentBrowserClient() {
136  content_browser_client_.reset(new AwContentBrowserClient(this));
137  return content_browser_client_.get();
138}
139
140content::ContentRendererClient*
141    AwMainDelegate::CreateContentRendererClient() {
142  content_renderer_client_.reset(new AwContentRendererClient());
143  return content_renderer_client_.get();
144}
145
146scoped_refptr<AwQuotaManagerBridge> AwMainDelegate::CreateAwQuotaManagerBridge(
147    AwBrowserContext* browser_context) {
148  return AwQuotaManagerBridgeImpl::Create(browser_context);
149}
150
151content::GeolocationPermissionContext*
152    AwMainDelegate::CreateGeolocationPermission(
153        AwBrowserContext* browser_context) {
154  return AwGeolocationPermissionContext::Create(browser_context);
155}
156
157content::WebContentsViewDelegate* AwMainDelegate::CreateViewDelegate(
158    content::WebContents* web_contents) {
159  return AwWebContentsViewDelegate::Create(web_contents);
160}
161
162AwWebPreferencesPopulater* AwMainDelegate::CreateWebPreferencesPopulater() {
163  return new AwWebPreferencesPopulaterImpl();
164}
165
166#if defined(VIDEO_HOLE)
167content::ExternalVideoSurfaceContainer*
168AwMainDelegate::CreateExternalVideoSurfaceContainer(
169    content::WebContents* web_contents) {
170  return new ExternalVideoSurfaceContainerImpl(web_contents);
171}
172#endif
173
174}  // namespace android_webview
175