blob: 79dac36a2ecf812f89efba22d0e395e15443f6d4 [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "android_webview/lib/main/aw_main_delegate.h"
#include "android_webview/browser/aw_content_browser_client.h"
#include "android_webview/browser/browser_view_renderer.h"
#include "android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h"
#include "android_webview/common/aw_descriptors.h"
#include "android_webview/common/aw_switches.h"
#include "android_webview/crash_reporter/aw_microdump_crash_reporter.h"
#include "android_webview/lib/aw_browser_dependency_factory_impl.h"
#include "android_webview/native/aw_locale_manager_impl.h"
#include "android_webview/native/aw_media_url_interceptor.h"
#include "android_webview/native/aw_message_port_service_impl.h"
#include "android_webview/native/aw_quota_manager_bridge_impl.h"
#include "android_webview/native/aw_web_contents_view_delegate.h"
#include "android_webview/native/aw_web_preferences_populater_impl.h"
#include "android_webview/renderer/aw_content_renderer_client.h"
#include "base/android/apk_assets.h"
#include "base/command_line.h"
#include "base/cpu.h"
#include "base/i18n/icu_util.h"
#include "base/lazy_instance.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/threading/thread_restrictions.h"
#include "cc/base/switches.h"
#include "components/external_video_surface/browser/android/external_video_surface_container_impl.h"
#include "content/public/browser/android/browser_media_player_manager_register.h"
#include "content/public/browser/browser_main_runner.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/common/content_descriptors.h"
#include "content/public/common/content_switches.h"
#include "gin/public/isolate_holder.h"
#include "gpu/command_buffer/client/gl_in_process_context.h"
#include "gpu/command_buffer/service/gpu_switches.h"
#include "media/base/media_switches.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/events/gesture_detection/gesture_configuration.h"
namespace android_webview {
namespace {
// TODO(boliu): Remove this global Allow once the underlying issues are
// resolved - http://crbug.com/240453. See AwMainDelegate::RunProcess below.
base::LazyInstance<scoped_ptr<ScopedAllowWaitForLegacyWebViewApi> >
g_allow_wait_in_ui_thread = LAZY_INSTANCE_INITIALIZER;
}
AwMainDelegate::AwMainDelegate() {
}
AwMainDelegate::~AwMainDelegate() {
}
bool AwMainDelegate::BasicStartupComplete(int* exit_code) {
content::SetContentClient(&content_client_);
content::RegisterMediaUrlInterceptor(new AwMediaUrlInterceptor());
BrowserViewRenderer::CalculateTileMemoryPolicy();
// WebView apps can override WebView#computeScroll to achieve custom
// scroll/fling. As a result, fling animations may not be ticked, potentially
// confusing the tap suppression controller. Simply disable it for WebView.
ui::GestureConfiguration::GetInstance()
->set_fling_touchscreen_tap_suppression_enabled(false);
base::CommandLine* cl = base::CommandLine::ForCurrentProcess();
cl->AppendSwitch(cc::switches::kEnableBeginFrameScheduling);
// WebView uses the Android system's scrollbars and overscroll glow.
cl->AppendSwitch(switches::kDisableOverscrollEdgeEffect);
// Pull-to-refresh should never be a default WebView action.
cl->AppendSwitch(switches::kDisablePullToRefreshEffect);
// Not yet supported in single-process mode.
cl->AppendSwitch(switches::kDisableSharedWorkers);
// File system API not supported (requires some new API; internal bug 6930981)
cl->AppendSwitch(switches::kDisableFileSystem);
// Web Notification API and the Push API are not supported (crbug.com/434712)
cl->AppendSwitch(switches::kDisableNotifications);
// WebRTC hardware decoding is not supported, internal bug 15075307
#if defined(ENABLE_WEBRTC)
cl->AppendSwitch(switches::kDisableWebRtcHWDecoding);
#endif
cl->AppendSwitch(switches::kDisableAcceleratedVideoDecode);
// This is needed for sharing textures across the different GL threads.
cl->AppendSwitch(switches::kEnableThreadedTextureMailboxes);
// WebView does not yet support screen orientation locking.
cl->AppendSwitch(switches::kDisableScreenOrientationLock);
// WebView does not currently support Web Speech API (crbug.com/487255)
cl->AppendSwitch(switches::kDisableSpeechAPI);
// WebView does not currently support the Permissions API (crbug.com/490120)
cl->AppendSwitch(switches::kDisablePermissionsAPI);
// WebView does not (yet) save Chromium data during shutdown, so add setting
// for Chrome to aggressively persist DOM Storage to minimize data loss.
// http://crbug.com/479767
cl->AppendSwitch(switches::kEnableAggressiveDOMStorageFlushing);
// Webview does not currently support the Presentation API, see
// https://crbug.com/521319
cl->AppendSwitch(switches::kDisablePresentationAPI);
if (cl->GetSwitchValueASCII(switches::kProcessType).empty()) {
// Browser process (no type specified).
// This code is needed to be able to mmap the V8 snapshot directly from
// the WebView .apk using architecture-specific names.
// This needs to be here so that it gets to run before the code in
// content_main_runner that reads these values tries to do so.
#ifdef __LP64__
const char kNativesFileName[] = "assets/natives_blob_64.bin";
const char kSnapshotFileName[] = "assets/snapshot_blob_64.bin";
#else
const char kNativesFileName[] = "assets/natives_blob_32.bin";
const char kSnapshotFileName[] = "assets/snapshot_blob_32.bin";
#endif // __LP64__
// TODO(gsennton) we should use
// gin::IsolateHolder::kNativesFileName/kSnapshotFileName
// here when those files have arch specific names http://crbug.com/455699
CHECK(base::android::RegisterApkAssetWithGlobalDescriptors(
kV8NativesDataDescriptor, kNativesFileName));
CHECK(base::android::RegisterApkAssetWithGlobalDescriptors(
kV8SnapshotDataDescriptor, kSnapshotFileName));
}
if (cl->HasSwitch(switches::kWebViewSandboxedRenderer)) {
cl->AppendSwitch(switches::kInProcessGPU);
cl->AppendSwitchASCII(switches::kRendererProcessLimit, "1");
}
return false;
}
void AwMainDelegate::PreSandboxStartup() {
#if defined(ARCH_CPU_ARM_FAMILY)
// Create an instance of the CPU class to parse /proc/cpuinfo and cache
// cpu_brand info.
base::CPU cpu_info;
#endif
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
std::string process_type =
command_line.GetSwitchValueASCII(switches::kProcessType);
if (process_type == switches::kRendererProcess) {
auto global_descriptors = base::GlobalDescriptors::GetInstance();
int pak_fd = global_descriptors->Get(kAndroidWebViewLocalePakDescriptor);
base::MemoryMappedFile::Region pak_region =
global_descriptors->GetRegion(kAndroidWebViewLocalePakDescriptor);
ResourceBundle::InitSharedInstanceWithPakFileRegion(base::File(pak_fd),
pak_region);
pak_fd = global_descriptors->Get(kAndroidWebViewMainPakDescriptor);
pak_region =
global_descriptors->GetRegion(kAndroidWebViewMainPakDescriptor);
ResourceBundle::GetSharedInstance().AddDataPackFromFileRegion(
base::File(pak_fd), pak_region, ui::SCALE_FACTOR_NONE);
}
crash_reporter::EnableMicrodumpCrashReporter();
}
int AwMainDelegate::RunProcess(
const std::string& process_type,
const content::MainFunctionParams& main_function_params) {
if (process_type.empty()) {
AwBrowserDependencyFactoryImpl::InstallInstance();
browser_runner_.reset(content::BrowserMainRunner::Create());
int exit_code = browser_runner_->Initialize(main_function_params);
DCHECK_LT(exit_code, 0);
// At this point the content client has received the GPU info required
// to create a GPU fingerpring, and we can pass it to the microdump
// crash handler on the same thread as the crash handler was initialized.
crash_reporter::AddGpuFingerprintToMicrodumpCrashHandler(
content_client_.gpu_fingerprint());
g_allow_wait_in_ui_thread.Get().reset(
new ScopedAllowWaitForLegacyWebViewApi);
// Return 0 so that we do NOT trigger the default behavior. On Android, the
// UI message loop is managed by the Java application.
return 0;
}
return -1;
}
void AwMainDelegate::ProcessExiting(const std::string& process_type) {
// TODO(torne): Clean up resources when we handle them.
logging::CloseLogFile();
}
content::ContentBrowserClient*
AwMainDelegate::CreateContentBrowserClient() {
content_browser_client_.reset(new AwContentBrowserClient(this));
return content_browser_client_.get();
}
content::ContentRendererClient*
AwMainDelegate::CreateContentRendererClient() {
content_renderer_client_.reset(new AwContentRendererClient());
return content_renderer_client_.get();
}
scoped_refptr<AwQuotaManagerBridge> AwMainDelegate::CreateAwQuotaManagerBridge(
AwBrowserContext* browser_context) {
return AwQuotaManagerBridgeImpl::Create(browser_context);
}
content::WebContentsViewDelegate* AwMainDelegate::CreateViewDelegate(
content::WebContents* web_contents) {
return AwWebContentsViewDelegate::Create(web_contents);
}
AwWebPreferencesPopulater* AwMainDelegate::CreateWebPreferencesPopulater() {
return new AwWebPreferencesPopulaterImpl();
}
AwMessagePortService* AwMainDelegate::CreateAwMessagePortService() {
return new AwMessagePortServiceImpl();
}
AwLocaleManager* AwMainDelegate::CreateAwLocaleManager() {
return new AwLocaleManagerImpl();
}
#if defined(VIDEO_HOLE)
content::ExternalVideoSurfaceContainer*
AwMainDelegate::CreateExternalVideoSurfaceContainer(
content::WebContents* web_contents) {
return external_video_surface::ExternalVideoSurfaceContainerImpl::Create(
web_contents);
}
#endif
} // namespace android_webview