39ff5100bf
Unlike Chrome, we were not using the --enable-features and --disable-features command-line arguments to initialize `base::FeatureList`.
345 lines
11 KiB
C++
345 lines
11 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE-CHROMIUM file.
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#include "brightray/browser/browser_main_parts.h"
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#if defined(OS_POSIX)
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#include <stdlib.h>
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#endif
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#include <sys/stat.h>
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#include <string>
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#if defined(OS_LINUX)
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#include <glib.h> // for g_setenv()
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#endif
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#include "base/base_switches.h"
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#include "base/command_line.h"
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#include "base/feature_list.h"
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#include "base/message_loop/message_loop.h"
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#include "base/strings/string_number_conversions.h"
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#include "base/strings/utf_string_conversions.h"
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#include "brightray/browser/browser_client.h"
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#include "brightray/browser/browser_context.h"
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#include "brightray/browser/devtools_manager_delegate.h"
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#include "brightray/browser/media/media_capture_devices_dispatcher.h"
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#include "brightray/browser/web_ui_controller_factory.h"
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#include "brightray/common/application_info.h"
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#include "brightray/common/main_delegate.h"
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#include "content/public/browser/browser_thread.h"
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#include "content/public/common/content_switches.h"
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#include "content/public/common/result_codes.h"
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#include "media/base/localized_strings.h"
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#include "net/proxy_resolution/proxy_resolver_v8.h"
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#include "ui/base/l10n/l10n_util.h"
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#include "ui/base/material_design/material_design_controller.h"
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#include "ui/base/resource/resource_bundle.h"
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#include "ui/base/ui_base_switches.h"
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#if defined(USE_AURA)
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#include "ui/display/display.h"
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#include "ui/display/screen.h"
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#include "ui/views/widget/desktop_aura/desktop_screen.h"
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#include "ui/wm/core/wm_state.h"
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#endif
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#if defined(USE_X11)
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#include "base/environment.h"
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#include "base/nix/xdg_util.h"
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#include "base/path_service.h"
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#include "base/threading/thread_task_runner_handle.h"
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#include "brightray/browser/brightray_paths.h"
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#include "chrome/browser/ui/libgtkui/gtk_ui.h"
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#include "ui/base/x/x11_util.h"
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#include "ui/base/x/x11_util_internal.h"
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#include "ui/views/linux_ui/linux_ui.h"
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#endif
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#if defined(OS_WIN)
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#include "ui/base/cursor/cursor_loader_win.h"
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#include "ui/base/l10n/l10n_util_win.h"
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#include "ui/gfx/platform_font_win.h"
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#endif
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#if defined(OS_LINUX)
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#include "device/bluetooth/bluetooth_adapter_factory.h"
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#include "device/bluetooth/dbus/dbus_bluez_manager_wrapper_linux.h"
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#endif
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namespace brightray {
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namespace {
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#if defined(OS_WIN)
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// gfx::Font callbacks
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void AdjustUIFont(LOGFONT* logfont) {
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l10n_util::AdjustUIFont(logfont);
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}
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int GetMinimumFontSize() {
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return 10;
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}
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#endif
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#if defined(USE_X11)
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// Indicates that we're currently responding to an IO error (by shutting down).
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bool g_in_x11_io_error_handler = false;
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// Number of seconds to wait for UI thread to get an IO error if we get it on
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// the background thread.
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const int kWaitForUIThreadSeconds = 10;
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void OverrideLinuxAppDataPath() {
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base::FilePath path;
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if (PathService::Get(DIR_APP_DATA, &path))
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return;
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std::unique_ptr<base::Environment> env(base::Environment::Create());
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path = base::nix::GetXDGDirectory(env.get(), base::nix::kXdgConfigHomeEnvVar,
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base::nix::kDotConfigDir);
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PathService::Override(DIR_APP_DATA, path);
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}
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int BrowserX11ErrorHandler(Display* d, XErrorEvent* error) {
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if (!g_in_x11_io_error_handler && base::ThreadTaskRunnerHandle::IsSet()) {
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base::ThreadTaskRunnerHandle::Get()->PostTask(
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FROM_HERE, base::Bind(&ui::LogErrorEventDescription, d, *error));
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}
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return 0;
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}
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// This function is used to help us diagnose crash dumps that happen
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// during the shutdown process.
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NOINLINE void WaitingForUIThreadToHandleIOError() {
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// Ensure function isn't optimized away.
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asm("");
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sleep(kWaitForUIThreadSeconds);
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}
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int BrowserX11IOErrorHandler(Display* d) {
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if (!content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)) {
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// Wait for the UI thread (which has a different connection to the X server)
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// to get the error. We can't call shutdown from this thread without
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// tripping an error. Doing it through a function so that we'll be able
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// to see it in any crash dumps.
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WaitingForUIThreadToHandleIOError();
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return 0;
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}
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// If there's an IO error it likely means the X server has gone away.
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// If this CHECK fails, then that means SessionEnding() below triggered some
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// code that tried to talk to the X server, resulting in yet another error.
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CHECK(!g_in_x11_io_error_handler);
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g_in_x11_io_error_handler = true;
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LOG(ERROR) << "X IO error received (X server probably went away)";
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base::ThreadTaskRunnerHandle::Get()->PostTask(
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FROM_HERE, base::MessageLoop::QuitWhenIdleClosure());
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return 0;
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}
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int X11EmptyErrorHandler(Display* d, XErrorEvent* error) {
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return 0;
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}
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int X11EmptyIOErrorHandler(Display* d) {
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return 0;
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}
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#endif
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base::string16 MediaStringProvider(media::MessageId id) {
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switch (id) {
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case media::DEFAULT_AUDIO_DEVICE_NAME:
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return base::ASCIIToUTF16("Default");
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#if defined(OS_WIN)
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case media::COMMUNICATIONS_AUDIO_DEVICE_NAME:
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return base::ASCIIToUTF16("Communications");
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#endif
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default:
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return base::string16();
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}
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}
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} // namespace
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BrowserMainParts::BrowserMainParts() {}
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BrowserMainParts::~BrowserMainParts() {}
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#if defined(OS_WIN) || defined(OS_LINUX)
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void OverrideAppLogsPath() {
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base::FilePath path;
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if (PathService::Get(brightray::DIR_APP_DATA, &path)) {
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path = path.Append(base::FilePath::FromUTF8Unsafe(GetApplicationName()));
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path = path.Append(base::FilePath::FromUTF8Unsafe("logs"));
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PathService::Override(DIR_APP_LOGS, path);
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}
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}
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#endif
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void BrowserMainParts::InitializeFeatureList() {
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auto* cmd_line = base::CommandLine::ForCurrentProcess();
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const auto enable_features =
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cmd_line->GetSwitchValueASCII(switches::kEnableFeatures);
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auto disable_features =
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cmd_line->GetSwitchValueASCII(switches::kDisableFeatures);
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// TODO(deepak1556): Disable guest webcontents based on OOPIF feature.
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// Disable surface synchronization and async wheel events to make OSR work.
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disable_features +=
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",GuestViewCrossProcessFrames,SurfaceSynchronization,AsyncWheelEvents";
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auto feature_list = std::make_unique<base::FeatureList>();
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feature_list->InitializeFromCommandLine(enable_features, disable_features);
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base::FeatureList::SetInstance(std::move(feature_list));
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}
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bool BrowserMainParts::ShouldContentCreateFeatureList() {
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return false;
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}
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int BrowserMainParts::PreEarlyInitialization() {
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InitializeFeatureList();
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OverrideAppLogsPath();
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#if defined(USE_X11)
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views::LinuxUI::SetInstance(BuildGtkUi());
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OverrideLinuxAppDataPath();
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// Installs the X11 error handlers for the browser process used during
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// startup. They simply print error messages and exit because
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// we can't shutdown properly while creating and initializing services.
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ui::SetX11ErrorHandlers(nullptr, nullptr);
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#endif
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return content::RESULT_CODE_NORMAL_EXIT;
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}
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void BrowserMainParts::ToolkitInitialized() {
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ui::MaterialDesignController::Initialize();
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#if defined(USE_AURA) && defined(USE_X11)
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views::LinuxUI::instance()->Initialize();
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#endif
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#if defined(USE_AURA)
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wm_state_.reset(new wm::WMState);
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#endif
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#if defined(OS_WIN)
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gfx::PlatformFontWin::adjust_font_callback = &AdjustUIFont;
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gfx::PlatformFontWin::get_minimum_font_size_callback = &GetMinimumFontSize;
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wchar_t module_name[MAX_PATH] = {0};
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if (GetModuleFileName(NULL, module_name, MAX_PATH))
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ui::CursorLoaderWin::SetCursorResourceModule(module_name);
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#endif
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}
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void BrowserMainParts::PreMainMessageLoopStart() {
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// Initialize ui::ResourceBundle.
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ui::ResourceBundle::InitSharedInstanceWithLocale(
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"", nullptr, ui::ResourceBundle::DO_NOT_LOAD_COMMON_RESOURCES);
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auto* cmd_line = base::CommandLine::ForCurrentProcess();
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if (cmd_line->HasSwitch(switches::kLang)) {
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const std::string locale = cmd_line->GetSwitchValueASCII(switches::kLang);
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const base::FilePath locale_file_path =
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ui::ResourceBundle::GetSharedInstance().GetLocaleFilePath(locale, true);
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if (!locale_file_path.empty()) {
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custom_locale_ = locale;
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#if defined(OS_LINUX)
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/* When built with USE_GLIB, libcc's GetApplicationLocaleInternal() uses
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* glib's g_get_language_names(), which keys off of getenv("LC_ALL") */
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g_setenv("LC_ALL", custom_locale_.c_str(), TRUE);
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#endif
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}
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}
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#if defined(OS_MACOSX)
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if (custom_locale_.empty())
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l10n_util::OverrideLocaleWithCocoaLocale();
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#endif
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LoadResourceBundle(custom_locale_);
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#if defined(OS_MACOSX)
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InitializeMainNib();
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#endif
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media::SetLocalizedStringProvider(MediaStringProvider);
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}
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void BrowserMainParts::PreMainMessageLoopRun() {
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// We already initialized the feature list in PreEarlyInitialization(), but
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// the user JS script would not have had a chance to alter the command-line
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// switches at that point. Lets force re-initialization here to pick up the
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// command-line changes. Note that some Chromium code (e.g.
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// gpu_process_host.cc) queries the feature list between
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// PreEarlyInitialization() and here so the user script may not have
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// control over all features. Better than nothing though!
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base::FeatureList::ClearInstanceForTesting();
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InitializeFeatureList();
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content::WebUIControllerFactory::RegisterFactory(
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WebUIControllerFactory::GetInstance());
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// --remote-debugging-port
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auto* command_line = base::CommandLine::ForCurrentProcess();
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if (command_line->HasSwitch(switches::kRemoteDebuggingPort))
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DevToolsManagerDelegate::StartHttpHandler();
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}
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void BrowserMainParts::PostMainMessageLoopStart() {
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#if defined(USE_X11)
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// Installs the X11 error handlers for the browser process after the
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// main message loop has started. This will allow us to exit cleanly
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// if X exits before us.
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ui::SetX11ErrorHandlers(BrowserX11ErrorHandler, BrowserX11IOErrorHandler);
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#endif
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#if defined(OS_LINUX)
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bluez::DBusBluezManagerWrapperLinux::Initialize();
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#endif
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}
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void BrowserMainParts::PostMainMessageLoopRun() {
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#if defined(USE_X11)
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// Unset the X11 error handlers. The X11 error handlers log the errors using a
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// |PostTask()| on the message-loop. But since the message-loop is in the
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// process of terminating, this can cause errors.
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ui::SetX11ErrorHandlers(X11EmptyErrorHandler, X11EmptyIOErrorHandler);
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#endif
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}
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int BrowserMainParts::PreCreateThreads() {
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#if defined(USE_AURA)
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display::Screen* screen = views::CreateDesktopScreen();
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display::Screen::SetScreenInstance(screen);
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#if defined(USE_X11)
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views::LinuxUI::instance()->UpdateDeviceScaleFactor();
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#endif
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#endif
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// Force MediaCaptureDevicesDispatcher to be created on UI thread.
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MediaCaptureDevicesDispatcher::GetInstance();
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if (!views::LayoutProvider::Get())
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layout_provider_.reset(new views::LayoutProvider());
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// Initialize the app locale.
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BrowserClient::SetApplicationLocale(
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l10n_util::GetApplicationLocale(custom_locale_));
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// Manage global state of net and other IO thread related.
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io_thread_ = std::make_unique<IOThread>();
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return 0;
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}
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void BrowserMainParts::PostDestroyThreads() {
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#if defined(OS_LINUX)
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device::BluetoothAdapterFactory::Shutdown();
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bluez::DBusBluezManagerWrapperLinux::Shutdown();
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#endif
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io_thread_.reset();
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}
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} // namespace brightray
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