android_webview/lib/main/aw_main_delegate.cc

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