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