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/lib/aw_browser_dependency_factory_impl.h" 12 #include "android_webview/native/aw_media_url_interceptor.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/browser/media/android/browser_media_player_manager.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 "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 AwMainDelegate()43AwMainDelegate::AwMainDelegate() 44 : gpu_memory_buffer_factory_(new GpuMemoryBufferFactoryImpl) { 45 } 46 ~AwMainDelegate()47AwMainDelegate::~AwMainDelegate() { 48 } 49 BasicStartupComplete(int * exit_code)50bool AwMainDelegate::BasicStartupComplete(int* exit_code) { 51 content::SetContentClient(&content_client_); 52 53 CommandLine* cl = CommandLine::ForCurrentProcess(); 54 bool zero_copy_disabled_by_switch = cl->HasSwitch(switches::kDisableZeroCopy); 55 bool use_zero_copy = !zero_copy_disabled_by_switch && 56 cl->HasSwitch(switches::kEnableZeroCopy) && 57 gpu_memory_buffer_factory_.get()->Initialize(); 58 59 if (use_zero_copy) { 60 cl->AppendSwitch(switches::kEnableZeroCopy); 61 } else if (!zero_copy_disabled_by_switch) { 62 cl->AppendSwitch(switches::kDisableZeroCopy); 63 } 64 65 content::BrowserMediaPlayerManager::RegisterMediaUrlInterceptor( 66 new AwMediaUrlInterceptor()); 67 68 BrowserViewRenderer::CalculateTileMemoryPolicy(use_zero_copy); 69 70 cl->AppendSwitch(switches::kEnableBeginFrameScheduling); 71 cl->AppendSwitch(switches::kEnableImplSidePainting); 72 73 // WebView uses the Android system's scrollbars and overscroll glow. 74 cl->AppendSwitch(switches::kDisableOverscrollEdgeEffect); 75 76 // Not yet supported in single-process mode. 77 cl->AppendSwitch(switches::kDisableSharedWorkers); 78 79 // File system API not supported (requires some new API; internal bug 6930981) 80 cl->AppendSwitch(switches::kDisableFileSystem); 81 82 // For fullscreen video we create a new container view to host the 83 // WebContents, ie. the FullscreenView. As a result we cannot reuse the 84 // embedded video blocker attached to the old container view, so we create a 85 // new blocker instead attached to the ContentVideoView. 86 cl->AppendSwitch(switches::kEnableContentVideoViewPowerSaveBlocker); 87 88 #if defined(VIDEO_HOLE) 89 // Support EME/L1 with hole-punching. 90 cl->AppendSwitch(switches::kMediaDrmEnableNonCompositing); 91 #endif 92 93 // WebRTC hardware decoding is not supported, internal bug 15075307 94 cl->AppendSwitch(switches::kDisableWebRtcHWDecoding); 95 96 return false; 97 } 98 PreSandboxStartup()99void AwMainDelegate::PreSandboxStartup() { 100 // TODO(torne): When we have a separate renderer process, we need to handle 101 // being passed open FDs for the resource paks here. 102 #if defined(ARCH_CPU_ARM_FAMILY) 103 // Create an instance of the CPU class to parse /proc/cpuinfo and cache 104 // cpu_brand info. 105 base::CPU cpu_info; 106 #endif 107 } 108 SandboxInitialized(const std::string & process_type)109void AwMainDelegate::SandboxInitialized(const std::string& process_type) { 110 // TODO(torne): Adjust linux OOM score here. 111 } 112 RunProcess(const std::string & process_type,const content::MainFunctionParams & main_function_params)113int AwMainDelegate::RunProcess( 114 const std::string& process_type, 115 const content::MainFunctionParams& main_function_params) { 116 if (process_type.empty()) { 117 AwBrowserDependencyFactoryImpl::InstallInstance(); 118 119 browser_runner_.reset(content::BrowserMainRunner::Create()); 120 int exit_code = browser_runner_->Initialize(main_function_params); 121 DCHECK(exit_code < 0); 122 123 g_allow_wait_in_ui_thread.Get().reset( 124 new ScopedAllowWaitForLegacyWebViewApi); 125 126 // Return 0 so that we do NOT trigger the default behavior. On Android, the 127 // UI message loop is managed by the Java application. 128 return 0; 129 } 130 131 return -1; 132 } 133 ProcessExiting(const std::string & process_type)134void AwMainDelegate::ProcessExiting(const std::string& process_type) { 135 // TODO(torne): Clean up resources when we handle them. 136 137 logging::CloseLogFile(); 138 } 139 140 content::ContentBrowserClient* CreateContentBrowserClient()141 AwMainDelegate::CreateContentBrowserClient() { 142 content_browser_client_.reset(new AwContentBrowserClient(this)); 143 return content_browser_client_.get(); 144 } 145 146 content::ContentRendererClient* CreateContentRendererClient()147 AwMainDelegate::CreateContentRendererClient() { 148 content_renderer_client_.reset(new AwContentRendererClient()); 149 return content_renderer_client_.get(); 150 } 151 CreateAwQuotaManagerBridge(AwBrowserContext * browser_context)152scoped_refptr<AwQuotaManagerBridge> AwMainDelegate::CreateAwQuotaManagerBridge( 153 AwBrowserContext* browser_context) { 154 return AwQuotaManagerBridgeImpl::Create(browser_context); 155 } 156 CreateViewDelegate(content::WebContents * web_contents)157content::WebContentsViewDelegate* AwMainDelegate::CreateViewDelegate( 158 content::WebContents* web_contents) { 159 return AwWebContentsViewDelegate::Create(web_contents); 160 } 161 CreateWebPreferencesPopulater()162AwWebPreferencesPopulater* AwMainDelegate::CreateWebPreferencesPopulater() { 163 return new AwWebPreferencesPopulaterImpl(); 164 } 165 166 #if defined(VIDEO_HOLE) 167 content::ExternalVideoSurfaceContainer* CreateExternalVideoSurfaceContainer(content::WebContents * web_contents)168AwMainDelegate::CreateExternalVideoSurfaceContainer( 169 content::WebContents* web_contents) { 170 return new ExternalVideoSurfaceContainerImpl(web_contents); 171 } 172 #endif 173 174 } // namespace android_webview 175