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/gpu_memory_buffer_factory_impl.h"
9#include "android_webview/browser/in_process_view_renderer.h"
10#include "android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h"
11#include "android_webview/lib/aw_browser_dependency_factory_impl.h"
12#include "android_webview/native/aw_geolocation_permission_context.h"
13#include "android_webview/native/aw_quota_manager_bridge_impl.h"
14#include "android_webview/native/aw_web_contents_view_delegate.h"
15#include "android_webview/native/aw_web_preferences_populater_impl.h"
16#include "android_webview/renderer/aw_content_renderer_client.h"
17#include "base/command_line.h"
18#include "base/lazy_instance.h"
19#include "base/logging.h"
20#include "base/memory/scoped_ptr.h"
21#include "base/threading/thread_restrictions.h"
22#include "cc/base/switches.h"
23#include "content/public/browser/browser_main_runner.h"
24#include "content/public/browser/browser_thread.h"
25#include "content/public/common/content_switches.h"
26#include "gpu/command_buffer/client/gl_in_process_context.h"
27#include "gpu/command_buffer/service/in_process_command_buffer.h"
28#include "webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
29
30namespace android_webview {
31
32namespace {
33
34// TODO(boliu): Remove this global Allow once the underlying issues are
35// resolved - http://crbug.com/240453. See AwMainDelegate::RunProcess below.
36base::LazyInstance<scoped_ptr<ScopedAllowWaitForLegacyWebViewApi> >
37    g_allow_wait_in_ui_thread = LAZY_INSTANCE_INITIALIZER;
38
39}
40
41AwMainDelegate::AwMainDelegate()
42    : gpu_memory_buffer_factory_(new GpuMemoryBufferFactoryImpl) {
43}
44
45AwMainDelegate::~AwMainDelegate() {
46}
47
48bool AwMainDelegate::BasicStartupComplete(int* exit_code) {
49  content::SetContentClient(&content_client_);
50
51  gpu::GLInProcessContext::SetGpuMemoryBufferFactory(
52      gpu_memory_buffer_factory_.get());
53  gpu::InProcessCommandBuffer::EnableVirtualizedContext();
54
55  InProcessViewRenderer::CalculateTileMemoryPolicy();
56
57  CommandLine* cl = CommandLine::ForCurrentProcess();
58  cl->AppendSwitch(switches::kEnableBeginFrameScheduling);
59  if (!cl->HasSwitch("disable-map-image"))
60    cl->AppendSwitch(cc::switches::kUseMapImage);
61
62  // WebView uses the Android system's scrollbars and overscroll glow.
63  cl->AppendSwitch(switches::kHideScrollbars);
64  cl->AppendSwitch(switches::kDisableOverscrollEdgeEffect);
65
66  // Not yet supported in single-process mode.
67  cl->AppendSwitch(switches::kDisableExperimentalWebGL);
68  cl->AppendSwitch(switches::kDisableSharedWorkers);
69
70  // Ganesh backed 2D-Canvas is not yet working and causes crashes.
71  cl->AppendSwitch(switches::kDisableAccelerated2dCanvas);
72
73  // File system API not supported (requires some new API; internal bug 6930981)
74  cl->AppendSwitch(switches::kDisableFileSystem);
75
76  // Disable compositor touch hit testing for now to mitigate risk of bugs.
77  cl->AppendSwitch(cc::switches::kDisableCompositorTouchHitTesting);
78
79  // Disable WebRTC.
80  cl->AppendSwitch(switches::kDisableWebRTC);
81
82  return false;
83}
84
85void AwMainDelegate::PreSandboxStartup() {
86  // TODO(torne): When we have a separate renderer process, we need to handle
87  // being passed open FDs for the resource paks here.
88}
89
90void AwMainDelegate::SandboxInitialized(const std::string& process_type) {
91  // TODO(torne): Adjust linux OOM score here.
92}
93
94int AwMainDelegate::RunProcess(
95    const std::string& process_type,
96    const content::MainFunctionParams& main_function_params) {
97  if (process_type.empty()) {
98    AwBrowserDependencyFactoryImpl::InstallInstance();
99
100    browser_runner_.reset(content::BrowserMainRunner::Create());
101    int exit_code = browser_runner_->Initialize(main_function_params);
102    DCHECK(exit_code < 0);
103
104    g_allow_wait_in_ui_thread.Get().reset(
105        new ScopedAllowWaitForLegacyWebViewApi);
106
107    // Return 0 so that we do NOT trigger the default behavior. On Android, the
108    // UI message loop is managed by the Java application.
109    return 0;
110  }
111
112  return -1;
113}
114
115void AwMainDelegate::ProcessExiting(const std::string& process_type) {
116  // TODO(torne): Clean up resources when we handle them.
117
118  logging::CloseLogFile();
119}
120
121content::ContentBrowserClient*
122    AwMainDelegate::CreateContentBrowserClient() {
123  content_browser_client_.reset(new AwContentBrowserClient(this));
124  return content_browser_client_.get();
125}
126
127content::ContentRendererClient*
128    AwMainDelegate::CreateContentRendererClient() {
129  content_renderer_client_.reset(new AwContentRendererClient());
130  return content_renderer_client_.get();
131}
132
133scoped_refptr<AwQuotaManagerBridge> AwMainDelegate::CreateAwQuotaManagerBridge(
134    AwBrowserContext* browser_context) {
135  return AwQuotaManagerBridgeImpl::Create(browser_context);
136}
137
138content::GeolocationPermissionContext*
139    AwMainDelegate::CreateGeolocationPermission(
140        AwBrowserContext* browser_context) {
141  return AwGeolocationPermissionContext::Create(browser_context);
142}
143
144content::WebContentsViewDelegate* AwMainDelegate::CreateViewDelegate(
145    content::WebContents* web_contents) {
146  return AwWebContentsViewDelegate::Create(web_contents);
147}
148
149AwWebPreferencesPopulater* AwMainDelegate::CreateWebPreferencesPopulater() {
150  return new AwWebPreferencesPopulaterImpl();
151}
152
153}  // namespace android_webview
154