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chromium / chromium / src.git / e22d64fa3570ac7165481e0b29035e97647e9aab / . / chrome / browser / ui / browser.cc
blob: dadf61f62da1f5a925de897357a15d112b295495 [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 "chrome/browser/ui/browser.h"
#if defined(OS_WIN)
#include <windows.h>
#include <shellapi.h>
#endif // OS_WIN
#include <algorithm>
#include <string>
#include "base/base_paths.h"
#include "base/bind.h"
#include "base/command_line.h"
#include "base/logging.h"
#include "base/metrics/field_trial.h"
#include "base/metrics/histogram.h"
#include "base/path_service.h"
#include "base/process_info.h"
#include "base/string_number_conversions.h"
#include "base/string_util.h"
#include "base/stringprintf.h"
#include "base/threading/thread.h"
#include "base/threading/thread_restrictions.h"
#include "base/time.h"
#include "base/utf_string_conversions.h"
#include "chrome/app/chrome_command_ids.h"
#include "chrome/browser/api/infobars/simple_alert_infobar_delegate.h"
#include "chrome/browser/autofill/personal_data_manager_factory.h"
#include "chrome/browser/background/background_contents_service.h"
#include "chrome/browser/background/background_contents_service_factory.h"
#include "chrome/browser/bookmarks/bookmark_model.h"
#include "chrome/browser/bookmarks/bookmark_utils.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/browser_shutdown.h"
#include "chrome/browser/character_encoding.h"
#include "chrome/browser/chrome_page_zoom.h"
#include "chrome/browser/content_settings/host_content_settings_map.h"
#include "chrome/browser/content_settings/tab_specific_content_settings.h"
#include "chrome/browser/custom_handlers/protocol_handler_registry.h"
#include "chrome/browser/custom_handlers/register_protocol_handler_infobar_delegate.h"
#include "chrome/browser/debugger/devtools_toggle_action.h"
#include "chrome/browser/debugger/devtools_window.h"
#include "chrome/browser/download/download_crx_util.h"
#include "chrome/browser/download/download_item_model.h"
#include "chrome/browser/download/download_service.h"
#include "chrome/browser/download/download_service_factory.h"
#include "chrome/browser/download/download_shelf.h"
#include "chrome/browser/download/download_started_animation.h"
#include "chrome/browser/download/download_util.h"
#include "chrome/browser/extensions/browser_extension_window_controller.h"
#include "chrome/browser/extensions/default_apps_trial.h"
#include "chrome/browser/extensions/extension_prefs.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/tab_helper.h"
#include "chrome/browser/favicon/favicon_tab_helper.h"
#include "chrome/browser/file_select_helper.h"
#include "chrome/browser/first_run/first_run.h"
#include "chrome/browser/google/google_url_tracker.h"
#include "chrome/browser/infobars/infobar_tab_helper.h"
#include "chrome/browser/intents/device_attached_intent_source.h"
#include "chrome/browser/intents/register_intent_handler_infobar_delegate.h"
#include "chrome/browser/intents/web_intents_reporting.h"
#include "chrome/browser/intents/web_intents_util.h"
#include "chrome/browser/lifetime/application_lifetime.h"
#include "chrome/browser/media/media_stream_devices_controller.h"
#include "chrome/browser/net/url_fixer_upper.h"
#include "chrome/browser/notifications/notification_ui_manager.h"
#include "chrome/browser/platform_util.h"
#include "chrome/browser/prefs/incognito_mode_prefs.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/browser/printing/cloud_print/cloud_print_setup_flow.h"
#include "chrome/browser/printing/print_preview_tab_controller.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_destroyer.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/profiles/profile_metrics.h"
#include "chrome/browser/repost_form_warning_controller.h"
#include "chrome/browser/sessions/session_service.h"
#include "chrome/browser/sessions/session_service_factory.h"
#include "chrome/browser/sessions/session_tab_helper.h"
#include "chrome/browser/sessions/session_types.h"
#include "chrome/browser/sessions/tab_restore_service.h"
#include "chrome/browser/sessions/tab_restore_service_factory.h"
#include "chrome/browser/sync/profile_sync_service.h"
#include "chrome/browser/sync/profile_sync_service_factory.h"
#include "chrome/browser/sync/sync_ui_util.h"
#include "chrome/browser/tab_contents/background_contents.h"
#include "chrome/browser/tab_contents/retargeting_details.h"
#include "chrome/browser/tab_contents/tab_util.h"
#include "chrome/browser/themes/theme_service.h"
#include "chrome/browser/themes/theme_service_factory.h"
#include "chrome/browser/ui/app_modal_dialogs/javascript_dialog_creator.h"
#include "chrome/browser/ui/bookmarks/bookmark_tab_helper.h"
#include "chrome/browser/ui/browser_command_controller.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/browser/ui/browser_content_setting_bubble_model_delegate.h"
#include "chrome/browser/ui/browser_dialogs.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/browser_instant_controller.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/browser/ui/browser_navigator.h"
#include "chrome/browser/ui/browser_tab_restore_service_delegate.h"
#include "chrome/browser/ui/browser_tab_strip_model_delegate.h"
#include "chrome/browser/ui/browser_tabstrip.h"
#include "chrome/browser/ui/browser_toolbar_model_delegate.h"
#include "chrome/browser/ui/browser_ui_prefs.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/chrome_pages.h"
#include "chrome/browser/ui/chrome_select_file_policy.h"
#include "chrome/browser/ui/extensions/shell_window.h"
#include "chrome/browser/ui/find_bar/find_bar.h"
#include "chrome/browser/ui/find_bar/find_bar_controller.h"
#include "chrome/browser/ui/find_bar/find_tab_helper.h"
#include "chrome/browser/ui/fullscreen/fullscreen_controller.h"
#include "chrome/browser/ui/global_error/global_error.h"
#include "chrome/browser/ui/global_error/global_error_service.h"
#include "chrome/browser/ui/global_error/global_error_service_factory.h"
#include "chrome/browser/ui/hung_plugin_tab_helper.h"
#include "chrome/browser/ui/intents/web_intent_picker_controller.h"
#include "chrome/browser/ui/media_stream_infobar_delegate.h"
#include "chrome/browser/ui/omnibox/location_bar.h"
#include "chrome/browser/ui/panels/panel.h"
#include "chrome/browser/ui/panels/panel_manager.h"
#include "chrome/browser/ui/search/search.h"
#include "chrome/browser/ui/search/search_delegate.h"
#include "chrome/browser/ui/search/search_model.h"
#include "chrome/browser/ui/singleton_tabs.h"
#include "chrome/browser/ui/status_bubble.h"
#include "chrome/browser/ui/sync/browser_synced_window_delegate.h"
#include "chrome/browser/ui/tab_contents/core_tab_helper.h"
#include "chrome/browser/ui/tab_contents/tab_contents.h"
#include "chrome/browser/ui/tabs/dock_info.h"
#include "chrome/browser/ui/tabs/tab_menu_model.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/browser/ui/unload_controller.h"
#include "chrome/browser/ui/web_applications/web_app_ui.h"
#include "chrome/browser/ui/webui/signin/login_ui_service.h"
#include "chrome/browser/ui/webui/signin/login_ui_service_factory.h"
#include "chrome/browser/ui/window_sizer/window_sizer.h"
#include "chrome/browser/upgrade_detector.h"
#include "chrome/browser/web_applications/web_app.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_notification_types.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/custom_handlers/protocol_handler.h"
#include "chrome/common/extensions/extension.h"
#include "chrome/common/extensions/extension_constants.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/profiling.h"
#include "chrome/common/startup_metric_utils.h"
#include "chrome/common/url_constants.h"
#include "chrome/common/web_apps.h"
#include "content/public/browser/color_chooser.h"
#include "content/public/browser/devtools_manager.h"
#include "content/public/browser/download_item.h"
#include "content/public/browser/download_manager.h"
#include "content/public/browser/interstitial_page.h"
#include "content/public/browser/invalidate_type.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/navigation_entry.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/plugin_service.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/site_instance.h"
#include "content/public/browser/user_metrics.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_view.h"
#include "content/public/browser/web_intents_dispatcher.h"
#include "content/public/common/content_restriction.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/page_zoom.h"
#include "content/public/common/renderer_preferences.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "grit/locale_settings.h"
#include "grit/theme_resources.h"
#include "net/base/net_util.h"
#include "net/base/registry_controlled_domains/registry_controlled_domain.h"
#include "net/cookies/cookie_monster.h"
#include "net/url_request/url_request_context.h"
#include "ui/base/animation/animation.h"
#include "ui/base/dialogs/selected_file_info.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/gfx/point.h"
#include "webkit/glue/web_intent_data.h"
#include "webkit/glue/web_intent_service_data.h"
#include "webkit/glue/webkit_glue.h"
#include "webkit/glue/window_open_disposition.h"
#include "webkit/plugins/webplugininfo.h"
#if defined(OS_WIN)
#include "base/win/metro.h"
#include "chrome/browser/autofill/autofill_ie_toolbar_import_win.h"
#include "chrome/browser/shell_integration.h"
#include "chrome/browser/ssl/ssl_error_info.h"
#include "chrome/browser/task_manager/task_manager.h"
#include "chrome/browser/ui/view_ids.h"
#include "ui/base/win/shell.h"
#endif // OS_WIN
#if defined(OS_CHROMEOS)
#include "chrome/browser/chromeos/gdata/drive_file_system_util.h"
#endif
#if defined(USE_ASH)
#include "ash/ash_switches.h"
#endif
using base::TimeDelta;
using content::NativeWebKeyboardEvent;
using content::NavigationController;
using content::NavigationEntry;
using content::OpenURLParams;
using content::PluginService;
using content::Referrer;
using content::SiteInstance;
using content::UserMetricsAction;
using content::WebContents;
using extensions::Extension;
using ui::WebDialogDelegate;
///////////////////////////////////////////////////////////////////////////////
namespace {
// The URL to be loaded to display the "Report a broken page" form.
const char kBrokenPageUrl[] =
"https://www.google.com/support/chrome/bin/request.py?contact_type="
"broken_website&format=inproduct&p.page_title=$1&p.page_url=$2";
// The URL for the privacy dashboard.
const char kPrivacyDashboardUrl[] = "https://www.google.com/dashboard";
// How long we wait before updating the browser chrome while loading a page.
const int kUIUpdateCoalescingTimeMS = 200;
bool AllowPanels(const std::string& app_name) {
return PanelManager::ShouldUsePanels(
web_app::GetExtensionIdFromApplicationName(app_name));
}
BrowserWindow* CreateBrowserWindow(Browser* browser) {
#if !defined(USE_ASH)
if (browser->is_type_panel())
return PanelManager::GetInstance()->CreatePanel(browser)->browser_window();
#endif
return BrowserWindow::CreateBrowserWindow(browser);
}
#if defined(OS_CHROMEOS)
chrome::HostDesktopType kDefaultHostDesktopType = chrome::HOST_DESKTOP_TYPE_ASH;
#else
chrome::HostDesktopType kDefaultHostDesktopType =
chrome::HOST_DESKTOP_TYPE_NATIVE;
#endif
} // namespace
////////////////////////////////////////////////////////////////////////////////
// Browser, CreateParams:
Browser::CreateParams::CreateParams()
: type(TYPE_TABBED),
profile(NULL),
host_desktop_type(kDefaultHostDesktopType),
app_type(APP_TYPE_HOST),
initial_show_state(ui::SHOW_STATE_DEFAULT),
is_session_restore(false),
window(NULL) {
}
Browser::CreateParams::CreateParams(Profile* profile)
: type(TYPE_TABBED),
profile(profile),
host_desktop_type(kDefaultHostDesktopType),
app_type(APP_TYPE_HOST),
initial_show_state(ui::SHOW_STATE_DEFAULT),
is_session_restore(false),
window(NULL) {
}
Browser::CreateParams::CreateParams(Type type, Profile* profile)
: type(type),
profile(profile),
host_desktop_type(kDefaultHostDesktopType),
app_type(APP_TYPE_HOST),
initial_show_state(ui::SHOW_STATE_DEFAULT),
is_session_restore(false),
window(NULL) {
}
Browser::CreateParams::CreateParams(Type type,
Profile* profile,
chrome::HostDesktopType host_desktop_type)
: type(type),
profile(profile),
host_desktop_type(host_desktop_type),
app_type(APP_TYPE_HOST),
initial_show_state(ui::SHOW_STATE_DEFAULT),
is_session_restore(false),
window(NULL) {
}
// static
Browser::CreateParams Browser::CreateParams::CreateForApp(
Type type,
const std::string& app_name,
const gfx::Rect& window_bounds,
Profile* profile) {
DCHECK(type != TYPE_TABBED);
DCHECK(!app_name.empty());
if (type == TYPE_PANEL && !AllowPanels(app_name))
type = TYPE_POPUP;
CreateParams params(type, profile);
params.app_name = app_name;
params.app_type = APP_TYPE_CHILD;
params.initial_bounds = window_bounds;
return params;
}
// static
Browser::CreateParams Browser::CreateParams::CreateForDevTools(
Profile* profile) {
CreateParams params(TYPE_POPUP, profile);
params.app_name = DevToolsWindow::kDevToolsApp;
return params;
}
///////////////////////////////////////////////////////////////////////////////
// Browser, Constructors, Creation, Showing:
Browser::Browser(const CreateParams& params)
: type_(params.type),
profile_(params.profile),
window_(NULL),
ALLOW_THIS_IN_INITIALIZER_LIST(
tab_strip_model_delegate_(
new chrome::BrowserTabStripModelDelegate(this))),
ALLOW_THIS_IN_INITIALIZER_LIST(
tab_strip_model_(new TabStripModel(tab_strip_model_delegate_.get(),
params.profile))),
app_name_(params.app_name),
app_type_(params.app_type),
chrome_updater_factory_(this),
cancel_download_confirmation_state_(NOT_PROMPTED),
override_bounds_(params.initial_bounds),
initial_show_state_(params.initial_show_state),
is_session_restore_(params.is_session_restore),
host_desktop_type_(params.host_desktop_type),
ALLOW_THIS_IN_INITIALIZER_LIST(
unload_controller_(new chrome::UnloadController(this))),
weak_factory_(this),
ALLOW_THIS_IN_INITIALIZER_LIST(
content_setting_bubble_model_delegate_(
new BrowserContentSettingBubbleModelDelegate(this))),
ALLOW_THIS_IN_INITIALIZER_LIST(
toolbar_model_delegate_(
new BrowserToolbarModelDelegate(this))),
ALLOW_THIS_IN_INITIALIZER_LIST(
tab_restore_service_delegate_(
new BrowserTabRestoreServiceDelegate(this))),
ALLOW_THIS_IN_INITIALIZER_LIST(
synced_window_delegate_(
new BrowserSyncedWindowDelegate(this))),
bookmark_bar_state_(BookmarkBar::HIDDEN),
ALLOW_THIS_IN_INITIALIZER_LIST(
command_controller_(new chrome::BrowserCommandController(this))),
window_has_shown_(false) {
if (!app_name_.empty())
chrome::RegisterAppPrefs(app_name_, profile_);
tab_strip_model_->AddObserver(this);
toolbar_model_.reset(new ToolbarModel(toolbar_model_delegate_.get()));
search_model_.reset(new chrome::search::SearchModel(NULL));
search_delegate_.reset(
new chrome::search::SearchDelegate(search_model_.get(),
toolbar_model_.get()));
registrar_.Add(this, content::NOTIFICATION_SSL_VISIBLE_STATE_CHANGED,
content::NotificationService::AllSources());
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_LOADED,
content::Source<Profile>(profile_->GetOriginalProfile()));
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
content::Source<Profile>(profile_->GetOriginalProfile()));
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNINSTALLED,
content::Source<Profile>(profile_->GetOriginalProfile()));
registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_PROCESS_TERMINATED,
content::NotificationService::AllSources());
#if defined(ENABLE_THEMES)
registrar_.Add(
this, chrome::NOTIFICATION_BROWSER_THEME_CHANGED,
content::Source<ThemeService>(
ThemeServiceFactory::GetForProfile(profile_)));
#endif
registrar_.Add(this, chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED,
content::NotificationService::AllSources());
profile_pref_registrar_.Init(profile_->GetPrefs());
profile_pref_registrar_.Add(prefs::kDevToolsDisabled, this);
profile_pref_registrar_.Add(prefs::kShowBookmarkBar, this);
profile_pref_registrar_.Add(prefs::kHomePage, this);
BrowserList::AddBrowser(this);
// NOTE: These prefs all need to be explicitly destroyed in the destructor
// or you'll get a nasty surprise when you run the incognito tests.
encoding_auto_detect_.Init(prefs::kWebKitUsesUniversalDetector,
profile_->GetPrefs(), NULL);
instant_controller_.reset(new chrome::BrowserInstantController(this));
#if 0
// Disabled for M22. See http://crbug.com/144326.
device_attached_intent_source_.reset(
new DeviceAttachedIntentSource(this, (this)));
#endif
UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_INIT);
FilePath profile_path = profile_->GetPath();
ProfileMetrics::LogProfileLaunch(profile_path);
window_ = params.window ? params.window : CreateBrowserWindow(this);
// TODO(beng): move to BrowserFrameWin.
#if defined(OS_WIN) && !defined(USE_AURA)
// Set the app user model id for this application to that of the application
// name. See http://crbug.com/7028.
ui::win::SetAppIdForWindow(
is_app() && !is_type_panel() ?
ShellIntegration::GetAppModelIdForProfile(UTF8ToWide(app_name_),
profile_->GetPath()) :
ShellIntegration::GetChromiumModelIdForProfile(profile_->GetPath()),
window()->GetNativeWindow());
if (is_type_panel()) {
ui::win::SetAppIconForWindow(ShellIntegration::GetChromiumIconPath(),
window()->GetNativeWindow());
}
#endif
// Create the extension window controller before sending notifications.
extension_window_controller_.reset(
new BrowserExtensionWindowController(this));
// TODO(beng): Move BrowserList::AddBrowser() to the end of this function and
// replace uses of this with BL's notifications.
content::NotificationService::current()->Notify(
chrome::NOTIFICATION_BROWSER_WINDOW_READY,
content::Source<Browser>(this),
content::NotificationService::NoDetails());
// TODO(beng): move to ChromeBrowserMain:
PrefService* local_state = g_browser_process->local_state();
if (local_state && local_state->FindPreference(
prefs::kAutofillPersonalDataManagerFirstRun) &&
local_state->GetBoolean(prefs::kAutofillPersonalDataManagerFirstRun)) {
// Notify PDM that this is a first run.
#if defined(OS_WIN)
ImportAutofillDataWin(PersonalDataManagerFactory::GetForProfile(profile_));
#endif // defined(OS_WIN)
// Reset the preference so we don't call it again for subsequent windows.
local_state->ClearPref(prefs::kAutofillPersonalDataManagerFirstRun);
}
fullscreen_controller_.reset(new FullscreenController(this));
}
Browser::~Browser() {
// The tab strip should not have any tabs at this point.
if (!browser_shutdown::ShuttingDownWithoutClosingBrowsers())
DCHECK(tab_strip_model_->empty());
tab_strip_model_->RemoveObserver(this);
BrowserList::RemoveBrowser(this);
SessionService* session_service =
SessionServiceFactory::GetForProfile(profile_);
if (session_service)
session_service->WindowClosed(session_id_);
TabRestoreService* tab_restore_service =
TabRestoreServiceFactory::GetForProfile(profile());
if (tab_restore_service)
tab_restore_service->BrowserClosed(tab_restore_service_delegate());
#if !defined(OS_MACOSX)
if (!browser::GetBrowserCount(profile_)) {
// We're the last browser window with this profile. We need to nuke the
// TabRestoreService, which will start the shutdown of the
// NavigationControllers and allow for proper shutdown. If we don't do this
// chrome won't shutdown cleanly, and may end up crashing when some
// thread tries to use the IO thread (or another thread) that is no longer
// valid.
// This isn't a valid assumption for Mac OS, as it stays running after
// the last browser has closed. The Mac equivalent is in its app
// controller.
TabRestoreServiceFactory::ResetForProfile(profile_);
}
#endif
profile_pref_registrar_.RemoveAll();
encoding_auto_detect_.Destroy();
command_controller_.reset();
if (profile_->IsOffTheRecord() &&
!BrowserList::IsOffTheRecordSessionActiveForProfile(profile_)) {
// An incognito profile is no longer needed, this indirectly frees
// its cache and cookies once it gets destroyed at the appropriate time.
ProfileDestroyer::DestroyProfileWhenAppropriate(profile_);
}
// There may be pending file dialogs, we need to tell them that we've gone
// away so they don't try and call back to us.
if (select_file_dialog_.get())
select_file_dialog_->ListenerDestroyed();
}
///////////////////////////////////////////////////////////////////////////////
// Getters & Setters
FindBarController* Browser::GetFindBarController() {
if (!find_bar_controller_.get()) {
FindBar* find_bar = window_->CreateFindBar();
find_bar_controller_.reset(new FindBarController(find_bar));
find_bar->SetFindBarController(find_bar_controller_.get());
find_bar_controller_->ChangeTabContents(chrome::GetActiveTabContents(this));
find_bar_controller_->find_bar()->MoveWindowIfNecessary(gfx::Rect(), true);
}
return find_bar_controller_.get();
}
bool Browser::HasFindBarController() const {
return find_bar_controller_.get() != NULL;
}
bool Browser::is_app() const {
return !app_name_.empty();
}
bool Browser::is_devtools() const {
return app_name_ == DevToolsWindow::kDevToolsApp;
}
///////////////////////////////////////////////////////////////////////////////
// Browser, State Storage and Retrieval for UI:
gfx::Image Browser::GetCurrentPageIcon() const {
TabContents* contents = chrome::GetActiveTabContents(this);
// |contents| can be NULL since GetCurrentPageIcon() is called by the window
// during the window's creation (before tabs have been added).
return contents ?
contents->favicon_tab_helper()->GetFavicon() : gfx::Image();
}
string16 Browser::GetWindowTitleForCurrentTab() const {
WebContents* contents = chrome::GetActiveWebContents(this);
string16 title;
// |contents| can be NULL because GetWindowTitleForCurrentTab is called by the
// window during the window's creation (before tabs have been added).
if (contents) {
title = contents->GetTitle();
FormatTitleForDisplay(&title);
}
if (title.empty())
title = CoreTabHelper::GetDefaultTitle();
#if defined(OS_MACOSX) || defined(USE_ASH)
// On Mac or Ash, we don't want to suffix the page title with
// the application name.
return title;
#else
int string_id = IDS_BROWSER_WINDOW_TITLE_FORMAT;
// Don't append the app name to window titles on app frames and app popups
if (is_app())
string_id = IDS_BROWSER_WINDOW_TITLE_FORMAT_NO_LOGO;
return l10n_util::GetStringFUTF16(string_id, title);
#endif
}
// static
void Browser::FormatTitleForDisplay(string16* title) {
size_t current_index = 0;
size_t match_index;
while ((match_index = title->find(L'\n', current_index)) != string16::npos) {
title->replace(match_index, 1, string16());
current_index = match_index;
}
}
///////////////////////////////////////////////////////////////////////////////
// Browser, OnBeforeUnload handling:
bool Browser::ShouldCloseWindow() {
if (!CanCloseWithInProgressDownloads())
return false;
return unload_controller_->ShouldCloseWindow();
}
bool Browser::IsAttemptingToCloseBrowser() const {
return unload_controller_->is_attempting_to_close_browser();
}
void Browser::OnWindowClosing() {
if (!ShouldCloseWindow())
return;
// Application should shutdown on last window close if the user is explicitly
// trying to quit, or if there is nothing keeping the browser alive (such as
// AppController on the Mac, or BackgroundContentsService for background
// pages).
bool should_quit_if_last_browser =
browser_shutdown::IsTryingToQuit() || !browser::WillKeepAlive();
if (should_quit_if_last_browser && BrowserList::size() == 1)
browser_shutdown::OnShutdownStarting(browser_shutdown::WINDOW_CLOSE);
// Don't use GetForProfileIfExisting here, we want to force creation of the
// session service so that user can restore what was open.
SessionService* session_service =
SessionServiceFactory::GetForProfile(profile());
if (session_service)
session_service->WindowClosing(session_id());
TabRestoreService* tab_restore_service =
TabRestoreServiceFactory::GetForProfile(profile());
#if defined(USE_AURA)
if (tab_restore_service && is_app())
tab_restore_service->BrowserClosing(tab_restore_service_delegate());
#endif
if (tab_restore_service && is_type_tabbed() && tab_count())
tab_restore_service->BrowserClosing(tab_restore_service_delegate());
// TODO(sky): convert session/tab restore to use notification.
content::NotificationService::current()->Notify(
chrome::NOTIFICATION_BROWSER_CLOSING,
content::Source<Browser>(this),
content::NotificationService::NoDetails());
chrome::CloseAllTabs(this);
}
void Browser::OnWindowActivated() {
// On some platforms we want to automatically reload tabs that are
// killed when the user selects them.
WebContents* contents = chrome::GetActiveWebContents(this);
if (contents && contents->GetCrashedStatus() ==
base::TERMINATION_STATUS_PROCESS_WAS_KILLED) {
if (CommandLine::ForCurrentProcess()->HasSwitch(
switches::kReloadKilledTabs)) {
chrome::Reload(this, CURRENT_TAB);
}
}
}
////////////////////////////////////////////////////////////////////////////////
// In-progress download termination handling:
void Browser::InProgressDownloadResponse(bool cancel_downloads) {
if (cancel_downloads) {
cancel_download_confirmation_state_ = RESPONSE_RECEIVED;
chrome::CloseWindow(this);
return;
}
// Sets the confirmation state to NOT_PROMPTED so that if the user tries to
// close again we'll show the warning again.
cancel_download_confirmation_state_ = NOT_PROMPTED;
// Show the download page so the user can figure-out what downloads are still
// in-progress.
chrome::ShowDownloads(this);
}
Browser::DownloadClosePreventionType Browser::OkToCloseWithInProgressDownloads(
int* num_downloads_blocking) const {
DCHECK(num_downloads_blocking);
*num_downloads_blocking = 0;
if (IsAttemptingToCloseBrowser())
return DOWNLOAD_CLOSE_OK;
// If we're not running a full browser process with a profile manager
// (testing), it's ok to close the browser.
if (!g_browser_process->profile_manager())
return DOWNLOAD_CLOSE_OK;
int total_download_count = DownloadService::DownloadCountAllProfiles();
if (total_download_count == 0)
return DOWNLOAD_CLOSE_OK; // No downloads; can definitely close.
// Figure out how many windows are open total, and associated with this
// profile, that are relevant for the ok-to-close decision.
int profile_window_count = 0;
int total_window_count = 0;
for (BrowserList::const_iterator iter = BrowserList::begin();
iter != BrowserList::end(); ++iter) {
// Don't count this browser window or any other in the process of closing.
Browser* const browser = *iter;
// Window closing may be delayed, and windows that are in the process of
// closing don't count against our totals.
if (browser == this || browser->IsAttemptingToCloseBrowser())
continue;
if ((*iter)->profile() == profile())
profile_window_count++;
total_window_count++;
}
// If there aren't any other windows, we're at browser shutdown,
// which would cancel all current downloads.
if (total_window_count == 0) {
*num_downloads_blocking = total_download_count;
return DOWNLOAD_CLOSE_BROWSER_SHUTDOWN;
}
// If there aren't any other windows on our profile, and we're an incognito
// profile, and there are downloads associated with that profile,
// those downloads would be cancelled by our window (-> profile) close.
DownloadService* download_service =
DownloadServiceFactory::GetForProfile(profile());
if (profile_window_count == 0 && download_service->DownloadCount() > 0 &&
profile()->IsOffTheRecord()) {
*num_downloads_blocking = download_service->DownloadCount();
return DOWNLOAD_CLOSE_LAST_WINDOW_IN_INCOGNITO_PROFILE;
}
// Those are the only conditions under which we will block shutdown.
return DOWNLOAD_CLOSE_OK;
}
////////////////////////////////////////////////////////////////////////////////
// Browser, TabStripModel pass-thrus:
int Browser::tab_count() const {
return tab_strip_model_->count();
}
int Browser::active_index() const {
return tab_strip_model_->active_index();
}
////////////////////////////////////////////////////////////////////////////////
// Browser, Tab adding/showing functions:
void Browser::WindowFullscreenStateChanged() {
fullscreen_controller_->WindowFullscreenStateChanged();
command_controller_->FullscreenStateChanged();
UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_TOGGLE_FULLSCREEN);
}
///////////////////////////////////////////////////////////////////////////////
// Browser, Assorted browser commands:
void Browser::ToggleFullscreenModeWithExtension(const GURL& extension_url) {
fullscreen_controller_->ToggleFullscreenModeWithExtension(extension_url);
}
#if defined(OS_MACOSX)
void Browser::TogglePresentationMode() {
fullscreen_controller_->TogglePresentationMode();
}
#endif
bool Browser::SupportsWindowFeature(WindowFeature feature) const {
return SupportsWindowFeatureImpl(feature, true);
}
bool Browser::CanSupportWindowFeature(WindowFeature feature) const {
return SupportsWindowFeatureImpl(feature, false);
}
void Browser::ToggleEncodingAutoDetect() {
content::RecordAction(UserMetricsAction("AutoDetectChange"));
encoding_auto_detect_.SetValue(!encoding_auto_detect_.GetValue());
// If "auto detect" is turned on, then any current override encoding
// is cleared. This also implicitly performs a reload.
// OTOH, if "auto detect" is turned off, we don't change the currently
// active encoding.
if (encoding_auto_detect_.GetValue()) {
WebContents* contents = chrome::GetActiveWebContents(this);
if (contents)
contents->ResetOverrideEncoding();
}
}
void Browser::OverrideEncoding(int encoding_id) {
content::RecordAction(UserMetricsAction("OverrideEncoding"));
const std::string selected_encoding =
CharacterEncoding::GetCanonicalEncodingNameByCommandId(encoding_id);
WebContents* contents = chrome::GetActiveWebContents(this);
if (!selected_encoding.empty() && contents)
contents->SetOverrideEncoding(selected_encoding);
// Update the list of recently selected encodings.
std::string new_selected_encoding_list;
if (CharacterEncoding::UpdateRecentlySelectedEncoding(
profile_->GetPrefs()->GetString(prefs::kRecentlySelectedEncoding),
encoding_id,
&new_selected_encoding_list)) {
profile_->GetPrefs()->SetString(prefs::kRecentlySelectedEncoding,
new_selected_encoding_list);
}
}
void Browser::OpenFile() {
content::RecordAction(UserMetricsAction("OpenFile"));
select_file_dialog_ = ui::SelectFileDialog::Create(
this, new ChromeSelectFilePolicy(
chrome::GetActiveWebContents(this)));
const FilePath directory = profile_->last_selected_directory();
// TODO(beng): figure out how to juggle this.
gfx::NativeWindow parent_window = window_->GetNativeWindow();
select_file_dialog_->SelectFile(ui::SelectFileDialog::SELECT_OPEN_FILE,
string16(), directory,
NULL, 0, FILE_PATH_LITERAL(""),
parent_window, NULL);
}
void Browser::UpdateDownloadShelfVisibility(bool visible) {
if (GetStatusBubble())
GetStatusBubble()->UpdateDownloadShelfVisibility(visible);
}
///////////////////////////////////////////////////////////////////////////////
// static
bool Browser::RunUnloadEventsHelper(WebContents* contents) {
// If the WebContents is not connected yet, then there's no unload
// handler we can fire even if the WebContents has an unload listener.
// One case where we hit this is in a tab that has an infinite loop
// before load.
if (contents->NeedToFireBeforeUnload()) {
// If the page has unload listeners, then we tell the renderer to fire
// them. Once they have fired, we'll get a message back saying whether
// to proceed closing the page or not, which sends us back to this method
// with the NeedToFireBeforeUnload bit cleared.
contents->GetRenderViewHost()->FirePageBeforeUnload(false);
return true;
}
return false;
}
// static
void Browser::JSOutOfMemoryHelper(WebContents* web_contents) {
TabContents* tab_contents = TabContents::FromWebContents(web_contents);
if (!tab_contents)
return;
InfoBarTabHelper* infobar_helper = tab_contents->infobar_tab_helper();
infobar_helper->AddInfoBar(new SimpleAlertInfoBarDelegate(
infobar_helper,
NULL,
l10n_util::GetStringUTF16(IDS_JS_OUT_OF_MEMORY_PROMPT),
true));
}
// static
void Browser::RegisterProtocolHandlerHelper(WebContents* web_contents,
const std::string& protocol,
const GURL& url,
const string16& title,
bool user_gesture,
BrowserWindow* window) {
TabContents* tab_contents = TabContents::FromWebContents(web_contents);
if (!tab_contents || tab_contents->profile()->IsOffTheRecord())
return;
ProtocolHandler handler =
ProtocolHandler::CreateProtocolHandler(protocol, url, title);
ProtocolHandlerRegistry* registry =
tab_contents->profile()->GetProtocolHandlerRegistry();
TabSpecificContentSettings* content_settings =
tab_contents->content_settings();
if (registry->SilentlyHandleRegisterHandlerRequest(handler))
return;
if (!user_gesture && window) {
content_settings->set_pending_protocol_handler(handler);
content_settings->set_previous_protocol_handler(
registry->GetHandlerFor(handler.protocol()));
window->GetLocationBar()->UpdateContentSettingsIcons();
return;
}
// Make sure content-setting icon is turned off in case the page does
// ungestured and gestured RPH calls.
if (window) {
content_settings->ClearPendingProtocolHandler();
window->GetLocationBar()->UpdateContentSettingsIcons();
}
content::RecordAction(
UserMetricsAction("RegisterProtocolHandler.InfoBar_Shown"));
InfoBarTabHelper* infobar_helper = tab_contents->infobar_tab_helper();
RegisterProtocolHandlerInfoBarDelegate* rph_delegate =
new RegisterProtocolHandlerInfoBarDelegate(infobar_helper,
registry,
handler);
for (size_t i = 0; i < infobar_helper->GetInfoBarCount(); i++) {
InfoBarDelegate* delegate = infobar_helper->GetInfoBarDelegateAt(i);
RegisterProtocolHandlerInfoBarDelegate* cast_delegate =
delegate->AsRegisterProtocolHandlerInfoBarDelegate();
if (cast_delegate != NULL && cast_delegate->IsReplacedBy(rph_delegate)) {
infobar_helper->ReplaceInfoBar(cast_delegate, rph_delegate);
rph_delegate = NULL;
break;
}
}
if (rph_delegate != NULL)
infobar_helper->AddInfoBar(rph_delegate);
}
// static
void Browser::FindReplyHelper(WebContents* web_contents,
int request_id,
int number_of_matches,
const gfx::Rect& selection_rect,
int active_match_ordinal,
bool final_update) {
TabContents* tab_contents = TabContents::FromWebContents(web_contents);
if (!tab_contents || !tab_contents->find_tab_helper())
return;
tab_contents->find_tab_helper()->HandleFindReply(request_id,
number_of_matches,
selection_rect,
active_match_ordinal,
final_update);
}
// static
void Browser::RequestMediaAccessPermissionHelper(
content::WebContents* web_contents,
const content::MediaStreamRequest* request,
const content::MediaResponseCallback& callback) {
TabContents* tab = TabContents::FromWebContents(web_contents);
scoped_ptr<MediaStreamDevicesController>
controller(new MediaStreamDevicesController(tab->profile(),
request,
callback));
if (!controller->DismissInfoBarAndTakeActionOnSettings()) {
InfoBarTabHelper* infobar_helper = tab->infobar_tab_helper();
InfoBarDelegate* old_infobar = NULL;
for (size_t i = 0; i < infobar_helper->GetInfoBarCount(); ++i) {
old_infobar = infobar_helper->GetInfoBarDelegateAt(i)->
AsMediaStreamInfoBarDelegate();
if (old_infobar)
break;
}
InfoBarDelegate* infobar =
new MediaStreamInfoBarDelegate(infobar_helper, controller.release());
if (old_infobar)
infobar_helper->ReplaceInfoBar(old_infobar, infobar);
else
infobar_helper->AddInfoBar(infobar);
}
}
void Browser::UpdateUIForNavigationInTab(TabContents* contents,
content::PageTransition transition,
bool user_initiated) {
tab_strip_model_->TabNavigating(contents, transition);
bool contents_is_selected = contents == chrome::GetActiveTabContents(this);
if (user_initiated && contents_is_selected && window()->GetLocationBar()) {
// Forcibly reset the location bar if the url is going to change in the
// current tab, since otherwise it won't discard any ongoing user edits,
// since it doesn't realize this is a user-initiated action.
window()->GetLocationBar()->Revert();
}
if (GetStatusBubble())
GetStatusBubble()->Hide();
// Update the location bar. This is synchronous. We specifically don't
// update the load state since the load hasn't started yet and updating it
// will put it out of sync with the actual state like whether we're
// displaying a favicon, which controls the throbber. If we updated it here,
// the throbber will show the default favicon for a split second when
// navigating away from the new tab page.
ScheduleUIUpdate(contents->web_contents(), content::INVALIDATE_TYPE_URL);
if (contents_is_selected)
contents->web_contents()->Focus();
}
///////////////////////////////////////////////////////////////////////////////
// Browser, PageNavigator implementation:
WebContents* Browser::OpenURL(const OpenURLParams& params) {
return OpenURLFromTab(NULL, params);
}
///////////////////////////////////////////////////////////////////////////////
// Browser, TabStripModelObserver implementation:
void Browser::TabInsertedAt(TabContents* contents,
int index,
bool foreground) {
SetAsDelegate(contents->web_contents(), this);
contents->session_tab_helper()->SetWindowID(session_id());
SyncHistoryWithTabs(index);
// Make sure the loading state is updated correctly, otherwise the throbber
// won't start if the page is loading.
LoadingStateChanged(contents->web_contents());
registrar_.Add(this, content::NOTIFICATION_INTERSTITIAL_ATTACHED,
content::Source<WebContents>(contents->web_contents()));
registrar_.Add(this, content::NOTIFICATION_INTERSTITIAL_DETACHED,
content::Source<WebContents>(contents->web_contents()));
}
void Browser::TabClosingAt(TabStripModel* tab_strip_model,
TabContents* contents,
int index) {
fullscreen_controller_->OnTabClosing(contents->web_contents());
content::NotificationService::current()->Notify(
chrome::NOTIFICATION_TAB_CLOSING,
content::Source<NavigationController>(
&contents->web_contents()->GetController()),
content::NotificationService::NoDetails());
// Sever the WebContents' connection back to us.
SetAsDelegate(contents->web_contents(), NULL);
}
void Browser::TabDetachedAt(TabContents* contents, int index) {
TabDetachedAtImpl(contents, index, DETACH_TYPE_DETACH);
}
void Browser::TabDeactivated(TabContents* contents) {
fullscreen_controller_->OnTabDeactivated(contents);
search_delegate_->OnTabDeactivated(contents);
// Save what the user's currently typing, so it can be restored when we
// switch back to this tab.
window_->GetLocationBar()->SaveStateToContents(contents->web_contents());
}
void Browser::ActiveTabChanged(TabContents* old_contents,
TabContents* new_contents,
int index,
bool user_gesture) {
// On some platforms we want to automatically reload tabs that are
// killed when the user selects them.
bool did_reload = false;
if (user_gesture && new_contents->web_contents()->GetCrashedStatus() ==
base::TERMINATION_STATUS_PROCESS_WAS_KILLED) {
const CommandLine& parsed_command_line = *CommandLine::ForCurrentProcess();
if (parsed_command_line.HasSwitch(switches::kReloadKilledTabs)) {
LOG(WARNING) << "Reloading killed tab at " << index;
static int reload_count = 0;
UMA_HISTOGRAM_CUSTOM_COUNTS(
"Tabs.SadTab.ReloadCount", ++reload_count, 1, 1000, 50);
chrome::Reload(this, CURRENT_TAB);
did_reload = true;
}
}
// Discarded tabs always get reloaded.
if (!did_reload && tab_strip_model_->IsTabDiscarded(index)) {
LOG(WARNING) << "Reloading discarded tab at " << index;
static int reload_count = 0;
UMA_HISTOGRAM_CUSTOM_COUNTS(
"Tabs.Discard.ReloadCount", ++reload_count, 1, 1000, 50);
chrome::Reload(this, CURRENT_TAB);
}
// If we have any update pending, do it now.
if (chrome_updater_factory_.HasWeakPtrs() && old_contents)
ProcessPendingUIUpdates();
// Propagate the profile to the location bar.
UpdateToolbar(true);
// Propagate tab state to toolbar, tab-strip, etc.
UpdateSearchState(new_contents);
// Update reload/stop state.
command_controller_->LoadingStateChanged(
new_contents->web_contents()->IsLoading(), true);
// Update commands to reflect current state.
command_controller_->TabStateChanged();
// Reset the status bubble.
StatusBubble* status_bubble = GetStatusBubble();
if (status_bubble) {
status_bubble->Hide();
// Show the loading state (if any).
status_bubble->SetStatus(
chrome::GetActiveTabContents(this)->core_tab_helper()->GetStatusText());
}
if (HasFindBarController()) {
find_bar_controller_->ChangeTabContents(new_contents);
find_bar_controller_->find_bar()->MoveWindowIfNecessary(gfx::Rect(), true);
}
// Update sessions. Don't force creation of sessions. If sessions doesn't
// exist, the change will be picked up by sessions when created.
SessionService* session_service =
SessionServiceFactory::GetForProfileIfExisting(profile_);
if (session_service && !tab_strip_model_->closing_all()) {
session_service->SetSelectedTabInWindow(session_id(), active_index());
}
UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_TAB_SWITCH);
}
void Browser::TabMoved(TabContents* contents,
int from_index,
int to_index) {
DCHECK(from_index >= 0 && to_index >= 0);
// Notify the history service.
SyncHistoryWithTabs(std::min(from_index, to_index));
}
void Browser::TabReplacedAt(TabStripModel* tab_strip_model,
TabContents* old_contents,
TabContents* new_contents,
int index) {
TabDetachedAtImpl(old_contents, index, DETACH_TYPE_REPLACE);
TabInsertedAt(new_contents, index, (index == active_index()));
int entry_count =
new_contents->web_contents()->GetController().GetEntryCount();
if (entry_count > 0) {
// Send out notification so that observers are updated appropriately.
new_contents->web_contents()->GetController().NotifyEntryChanged(
new_contents->web_contents()->GetController().GetEntryAtIndex(
entry_count - 1),
entry_count - 1);
}
SessionService* session_service =
SessionServiceFactory::GetForProfile(profile());
if (session_service) {
// The new_contents may end up with a different navigation stack. Force
// the session service to update itself.
session_service->TabRestored(new_contents,
tab_strip_model_->IsTabPinned(index));
}
content::DevToolsManager::GetInstance()->ContentsReplaced(
old_contents->web_contents(), new_contents->web_contents());
}
void Browser::TabPinnedStateChanged(TabContents* contents, int index) {
SessionService* session_service =
SessionServiceFactory::GetForProfileIfExisting(profile());
if (session_service) {
session_service->SetPinnedState(
session_id(),
chrome::GetTabContentsAt(this, index)->session_tab_helper()->
session_id(),
tab_strip_model_->IsTabPinned(index));
}
}
void Browser::TabStripEmpty() {
// Close the frame after we return to the message loop (not immediately,
// otherwise it will destroy this object before the stack has a chance to
// cleanly unwind.)
// Note: This will be called several times if TabStripEmpty is called several
// times. This is because it does not close the window if tabs are
// still present.
MessageLoop::current()->PostTask(
FROM_HERE, base::Bind(&Browser::CloseFrame, weak_factory_.GetWeakPtr()));
}
bool Browser::PreHandleKeyboardEvent(content::WebContents* source,
const NativeWebKeyboardEvent& event,
bool* is_keyboard_shortcut) {
// Escape exits tabbed fullscreen mode.
// TODO(koz): Write a test for this http://crbug.com/100441.
if (event.windowsKeyCode == 27 &&
fullscreen_controller_->HandleUserPressedEscape()) {
return true;
}
return window()->PreHandleKeyboardEvent(event, is_keyboard_shortcut);
}
void Browser::HandleKeyboardEvent(content::WebContents* source,
const NativeWebKeyboardEvent& event) {
window()->HandleKeyboardEvent(event);
}
bool Browser::TabsNeedBeforeUnloadFired() {
return unload_controller_->TabsNeedBeforeUnloadFired();
}
bool Browser::IsMouseLocked() const {
return fullscreen_controller_->IsMouseLocked();
}
void Browser::OnWindowDidShow() {
if (window_has_shown_)
return;
window_has_shown_ = true;
// CurrentProcessInfo::CreationTime() is currently only implemented on Mac and
// Windows.
#if defined(OS_MACOSX) || defined(OS_WIN)
// Measure the latency from startup till the first browser window becomes
// visible.
static bool is_first_browser_window = true;
if (is_first_browser_window &&
!startup_metric_utils::WasNonBrowserUIDisplayed()) {
is_first_browser_window = false;
const base::Time* process_creation_time =
base::CurrentProcessInfo::CreationTime();
if (process_creation_time) {
UMA_HISTOGRAM_LONG_TIMES(
"Startup.BrowserWindowDisplay",
base::Time::Now() - *process_creation_time);
}
}
#endif // OS_MACOSX || OS_WIN
// Nothing to do for non-tabbed windows.
if (!is_type_tabbed())
return;
// Show any pending global error bubble.
GlobalErrorService* service =
GlobalErrorServiceFactory::GetForProfile(profile());
GlobalError* error = service->GetFirstGlobalErrorWithBubbleView();
if (error)
error->ShowBubbleView(this);
}
void Browser::ShowFirstRunBubble() {
window()->GetLocationBar()->ShowFirstRunBubble();
}
///////////////////////////////////////////////////////////////////////////////
// Browser, content::WebContentsDelegate implementation:
WebContents* Browser::OpenURLFromTab(WebContents* source,
const OpenURLParams& params) {
chrome::NavigateParams nav_params(this, params.url, params.transition);
nav_params.source_contents = chrome::GetTabContentsAt(this,
tab_strip_model_->GetIndexOfWebContents(source));
nav_params.referrer = params.referrer;
nav_params.disposition = params.disposition;
nav_params.tabstrip_add_types = TabStripModel::ADD_NONE;
nav_params.window_action = chrome::NavigateParams::SHOW_WINDOW;
nav_params.user_gesture = true;
nav_params.override_encoding = params.override_encoding;
nav_params.is_renderer_initiated = params.is_renderer_initiated;
nav_params.transferred_global_request_id =
params.transferred_global_request_id;
chrome::Navigate(&nav_params);
return nav_params.target_contents ?
nav_params.target_contents->web_contents() : NULL;
}
void Browser::NavigationStateChanged(const WebContents* source,
unsigned changed_flags) {
// Only update the UI when something visible has changed.
if (changed_flags)
ScheduleUIUpdate(source, changed_flags);
// We can synchronously update commands since they will only change once per
// navigation, so we don't have to worry about flickering. We do, however,
// need to update the command state early on load to always present usable
// actions in the face of slow-to-commit pages.
if (changed_flags & (content::INVALIDATE_TYPE_URL |
content::INVALIDATE_TYPE_LOAD))
command_controller_->TabStateChanged();
}
void Browser::AddNewContents(WebContents* source,
WebContents* new_contents,
WindowOpenDisposition disposition,
const gfx::Rect& initial_pos,
bool user_gesture,
bool* was_blocked) {
chrome::AddWebContents(this, source, new_contents, disposition, initial_pos,
user_gesture, was_blocked);
}
void Browser::ActivateContents(WebContents* contents) {
chrome::ActivateTabAt(this, tab_strip_model_->GetIndexOfWebContents(contents),
false);
window_->Activate();
}
void Browser::DeactivateContents(WebContents* contents) {
window_->Deactivate();
}
void Browser::LoadingStateChanged(WebContents* source) {
window_->UpdateLoadingAnimations(tab_strip_model_->TabsAreLoading());
window_->UpdateTitleBar();
WebContents* selected_contents = chrome::GetActiveWebContents(this);
if (source == selected_contents) {
bool is_loading = source->IsLoading();
command_controller_->LoadingStateChanged(is_loading, false);
if (GetStatusBubble()) {
GetStatusBubble()->SetStatus(
chrome::GetActiveTabContents(this)->core_tab_helper()->
GetStatusText());
}
}
}
void Browser::CloseContents(WebContents* source) {
if (unload_controller_->CanCloseContents(source))
chrome::CloseWebContents(this, source);
}
void Browser::MoveContents(WebContents* source, const gfx::Rect& pos) {
if (!IsPopupOrPanel(source)) {
NOTREACHED() << "moving invalid browser type";
return;
}
window_->SetBounds(pos);
}
bool Browser::IsPopupOrPanel(const WebContents* source) const {
// A non-tabbed BROWSER is an unconstrained popup.
return is_type_popup() || is_type_panel();
}
void Browser::UpdateTargetURL(WebContents* source, int32 page_id,
const GURL& url) {
if (!GetStatusBubble())
return;
if (source == chrome::GetActiveWebContents(this)) {
PrefService* prefs = profile_->GetPrefs();
GetStatusBubble()->SetURL(url, prefs->GetString(prefs::kAcceptLanguages));
}
}
void Browser::ContentsMouseEvent(
WebContents* source, const gfx::Point& location, bool motion) {
if (!GetStatusBubble())
return;
if (source == chrome::GetActiveWebContents(this)) {
GetStatusBubble()->MouseMoved(location, !motion);
if (!motion)
GetStatusBubble()->SetURL(GURL(), std::string());
}
}
void Browser::ContentsZoomChange(bool zoom_in) {
chrome::ExecuteCommand(this, zoom_in ? IDC_ZOOM_PLUS : IDC_ZOOM_MINUS);
}
void Browser::WebContentsFocused(WebContents* contents) {
window_->WebContentsFocused(contents);
}
bool Browser::TakeFocus(content::WebContents* source,
bool reverse) {
content::NotificationService::current()->Notify(
chrome::NOTIFICATION_FOCUS_RETURNED_TO_BROWSER,
content::Source<Browser>(this),
content::NotificationService::NoDetails());
return false;
}
bool Browser::IsApplication() const {
return is_app();
}
gfx::Rect Browser::GetRootWindowResizerRect() const {
return window_->GetRootWindowResizerRect();
}
void Browser::BeforeUnloadFired(WebContents* web_contents,
bool proceed,
bool* proceed_to_fire_unload) {
*proceed_to_fire_unload =
unload_controller_->BeforeUnloadFired(web_contents, proceed);
}
void Browser::SetFocusToLocationBar(bool select_all) {
// Two differences between this and FocusLocationBar():
// (1) This doesn't get recorded in user metrics, since it's called
// internally.
// (2) This checks whether the location bar can be focused, and if not, clears
// the focus. FocusLocationBar() is only reached when the location bar is
// focusable, but this may be reached at other times, e.g. while in
// fullscreen mode, where we need to leave focus in a consistent state.
window_->SetFocusToLocationBar(select_all);
}
void Browser::RenderWidgetShowing() {
window_->DisableInactiveFrame();
}
int Browser::GetExtraRenderViewHeight() const {
return window_->GetExtraRenderViewHeight();
}
void Browser::OnStartDownload(WebContents* source,
content::DownloadItem* download) {
TabContents* tab_contents = TabContents::FromWebContents(source);
TabContents* constrained = GetConstrainingTabContents(tab_contents);
if (constrained != tab_contents) {
// Download in a constrained popup is shown in the tab that opened it.
WebContents* constrained_tab = constrained->web_contents();
constrained_tab->GetDelegate()->OnStartDownload(constrained_tab, download);
return;
}
if (!window())
return;
// GetDownloadShelf creates the download shelf if it was not yet created.
DownloadShelf* shelf = window()->GetDownloadShelf();
shelf->AddDownload(new DownloadItemModel(download));
// Don't show the animation for "Save file" downloads.
// For non-theme extensions, we don't show the download animation.
// Show animation in same window as the download shelf. Download shelf
// may not be in the same window that initiated the download, e.g.
// Panels.
// Don't show the animation if the selected tab is not visible (i.e. the
// window is minimized, we're in a unit test, etc.).
WebContents* shelf_tab = chrome::GetActiveWebContents(shelf->browser());
if ((download->GetTotalBytes() > 0) &&
!download_crx_util::IsExtensionDownload(*download) &&
platform_util::IsVisible(shelf_tab->GetNativeView()) &&
ui::Animation::ShouldRenderRichAnimation()) {
DownloadStartedAnimation::Show(shelf_tab);
}
// If the download occurs in a new tab, close it.
if (source->GetController().IsInitialNavigation() && tab_count() > 1)
CloseContents(source);
}
void Browser::ViewSourceForTab(WebContents* source, const GURL& page_url) {
DCHECK(source);
TabContents* tab_contents = chrome::GetTabContentsAt(this,
tab_strip_model_->GetIndexOfWebContents(source));
chrome::ViewSource(this, tab_contents);
}
void Browser::ViewSourceForFrame(WebContents* source,
const GURL& frame_url,
const std::string& frame_content_state) {
DCHECK(source);
TabContents* tab_contents = chrome::GetTabContentsAt(this,
tab_strip_model_->GetIndexOfWebContents(source));
chrome::ViewSource(this, tab_contents, frame_url, frame_content_state);
}
void Browser::ShowRepostFormWarningDialog(WebContents* source) {
chrome::ShowTabModalConfirmDialog(new RepostFormWarningController(source),
TabContents::FromWebContents(source));
}
bool Browser::ShouldAddNavigationToHistory(
const history::HistoryAddPageArgs& add_page_args,
content::NavigationType navigation_type) {
// Don't update history if running as app.
return !IsApplication();
}
bool Browser::ShouldCreateWebContents(
WebContents* web_contents,
int route_id,
WindowContainerType window_container_type,
const string16& frame_name,
const GURL& target_url) {
if (window_container_type == WINDOW_CONTAINER_TYPE_BACKGROUND) {
// If a BackgroundContents is created, suppress the normal WebContents.
return !MaybeCreateBackgroundContents(
route_id, web_contents, frame_name, target_url);
}
return true;
}
void Browser::WebContentsCreated(WebContents* source_contents,
int64 source_frame_id,
const GURL& target_url,
WebContents* new_contents) {
// Adopt the WebContents now, so all observers are in place, as the network
// requests for its initial navigation will start immediately. The WebContents
// will later be inserted into this browser using Browser::Navigate via
// AddNewContents.
AdoptAsTabContents(new_contents);
// Notify.
RetargetingDetails details;
details.source_web_contents = source_contents;
details.source_frame_id = source_frame_id;
details.target_url = target_url;
details.target_web_contents = new_contents;
details.not_yet_in_tabstrip = true;
content::NotificationService::current()->Notify(
chrome::NOTIFICATION_RETARGETING,
content::Source<Profile>(profile_),
content::Details<RetargetingDetails>(&details));
}
void Browser::ContentRestrictionsChanged(WebContents* source) {
command_controller_->ContentRestrictionsChanged();
}
void Browser::RendererUnresponsive(WebContents* source) {
// Ignore hangs if print preview is open.
TabContents* tab_contents = TabContents::FromWebContents(source);
if (tab_contents) {
printing::PrintPreviewTabController* controller =
printing::PrintPreviewTabController::GetInstance();
if (controller) {
TabContents* preview_tab =
controller->GetPrintPreviewForTab(tab_contents);
if (preview_tab && preview_tab != tab_contents) {
return;
}
}
}
chrome::ShowHungRendererDialog(source);
}
void Browser::RendererResponsive(WebContents* source) {
chrome::HideHungRendererDialog(source);
}
void Browser::WorkerCrashed(WebContents* source) {
TabContents* tab_contents = TabContents::FromWebContents(source);
InfoBarTabHelper* infobar_helper = tab_contents->infobar_tab_helper();
infobar_helper->AddInfoBar(new SimpleAlertInfoBarDelegate(
infobar_helper,
NULL,
l10n_util::GetStringUTF16(IDS_WEBWORKER_CRASHED_PROMPT),
true));
}
void Browser::DidNavigateMainFramePostCommit(WebContents* web_contents) {
if (web_contents == chrome::GetActiveWebContents(this))
UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_TAB_STATE);
}
void Browser::DidNavigateToPendingEntry(WebContents* web_contents) {
if (web_contents == chrome::GetActiveWebContents(this))
UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_TAB_STATE);
}
content::JavaScriptDialogCreator* Browser::GetJavaScriptDialogCreator() {
return GetJavaScriptDialogCreatorInstance();
}
content::ColorChooser* Browser::OpenColorChooser(WebContents* web_contents,
int color_chooser_id,
SkColor color) {
#if defined(OS_WIN)
// On Windows, only create a color chooser if one doesn't exist, because we
// can't close the old color chooser dialog.
if (!color_chooser_.get())
color_chooser_.reset(content::ColorChooser::Create(color_chooser_id,
web_contents,
color));
#else
if (color_chooser_.get())
color_chooser_->End();
color_chooser_.reset(content::ColorChooser::Create(color_chooser_id,
web_contents,
color));
#endif
return color_chooser_.get();
}
void Browser::DidEndColorChooser() {
color_chooser_.reset();
}
void Browser::RunFileChooser(WebContents* web_contents,
const content::FileChooserParams& params) {
FileSelectHelper::RunFileChooser(web_contents, params);
}
void Browser::EnumerateDirectory(WebContents* web_contents,
int request_id,
const FilePath& path) {
FileSelectHelper::EnumerateDirectory(web_contents, request_id, path);
}
void Browser::ToggleFullscreenModeForTab(WebContents* web_contents,
bool enter_fullscreen) {
fullscreen_controller_->ToggleFullscreenModeForTab(web_contents,
enter_fullscreen);
}
bool Browser::IsFullscreenForTabOrPending(
const WebContents* web_contents) const {
return fullscreen_controller_->IsFullscreenForTabOrPending(web_contents);
}
void Browser::JSOutOfMemory(WebContents* web_contents) {
JSOutOfMemoryHelper(web_contents);
}
void Browser::RegisterProtocolHandler(WebContents* web_contents,
const std::string& protocol,
const GURL& url,
const string16& title,
bool user_gesture) {
RegisterProtocolHandlerHelper(
web_contents, protocol, url, title, user_gesture, window());
}
void Browser::RegisterIntentHandler(
WebContents* web_contents,
const webkit_glue::WebIntentServiceData& data,
bool user_gesture) {
RegisterIntentHandlerHelper(web_contents, data, user_gesture);
}
void Browser::WebIntentDispatch(
WebContents* web_contents,
content::WebIntentsDispatcher* intents_dispatcher) {
if (!web_intents::IsWebIntentsEnabledForProfile(profile_)) {
web_intents::RecordIntentsDispatchDisabled();
return;
}
web_intents::RecordIntentDispatchRequested();
if (!web_contents) {
// Intent is system-caused and the picker will show over the currently
// active web contents.
web_contents = chrome::GetActiveWebContents(this);
}
TabContents* tab_contents = TabContents::FromWebContents(web_contents);
tab_contents->web_intent_picker_controller()->SetIntentsDispatcher(
intents_dispatcher);
tab_contents->web_intent_picker_controller()->ShowDialog(
intents_dispatcher->GetIntent().action,
intents_dispatcher->GetIntent().type);
}
void Browser::UpdatePreferredSize(WebContents* source,
const gfx::Size& pref_size) {
window_->UpdatePreferredSize(source, pref_size);
}
void Browser::ResizeDueToAutoResize(WebContents* source,
const gfx::Size& new_size) {
window_->ResizeDueToAutoResize(source, new_size);
}
void Browser::FindReply(WebContents* web_contents,
int request_id,
int number_of_matches,
const gfx::Rect& selection_rect,
int active_match_ordinal,
bool final_update) {
FindReplyHelper(web_contents, request_id, number_of_matches, selection_rect,
active_match_ordinal, final_update);
}
void Browser::RequestToLockMouse(WebContents* web_contents,
bool user_gesture,
bool last_unlocked_by_target) {
fullscreen_controller_->RequestToLockMouse(web_contents,
user_gesture,
last_unlocked_by_target);
}
void Browser::LostMouseLock() {
fullscreen_controller_->LostMouseLock();
}
void Browser::RequestMediaAccessPermission(
content::WebContents* web_contents,
const content::MediaStreamRequest* request,
const content::MediaResponseCallback& callback) {
RequestMediaAccessPermissionHelper(web_contents, request, callback);
}
///////////////////////////////////////////////////////////////////////////////
// Browser, CoreTabHelperDelegate implementation:
void Browser::SwapTabContents(TabContents* old_tab_contents,
TabContents* new_tab_contents) {
int index = tab_strip_model_->GetIndexOfTabContents(old_tab_contents);
DCHECK_NE(TabStripModel::kNoTab, index);
tab_strip_model_->ReplaceTabContentsAt(index, new_tab_contents);
}
bool Browser::CanReloadContents(TabContents* source) const {
return chrome::CanReload(this);
}
bool Browser::CanSaveContents(TabContents* source) const {
return chrome::CanSavePage(this);
}
///////////////////////////////////////////////////////////////////////////////
// Browser, SearchEngineTabHelperDelegate implementation:
void Browser::ConfirmAddSearchProvider(TemplateURL* template_url,
Profile* profile) {
window()->ConfirmAddSearchProvider(template_url, profile);
}
///////////////////////////////////////////////////////////////////////////////
// Browser, ConstrainedWindowTabHelperDelegate implementation:
void Browser::SetTabContentBlocked(TabContents* tab_contents, bool blocked) {
int index = tab_strip_model_->GetIndexOfTabContents(tab_contents);
if (index == TabStripModel::kNoTab) {
NOTREACHED();
return;
}
tab_strip_model_->SetTabBlocked(index, blocked);
command_controller_->PrintingStateChanged();
if (!blocked && chrome::GetActiveTabContents(this) == tab_contents)
tab_contents->web_contents()->Focus();
}
///////////////////////////////////////////////////////////////////////////////
// Browser, BlockedContentTabHelperDelegate implementation:
TabContents* Browser::GetConstrainingTabContents(TabContents* source) {
return source;
}
///////////////////////////////////////////////////////////////////////////////
// Browser, BookmarkTabHelperDelegate implementation:
void Browser::URLStarredChanged(TabContents* source, bool starred) {
if (source == chrome::GetActiveTabContents(this))
window_->SetStarredState(starred);
}
///////////////////////////////////////////////////////////////////////////////
// Browser, ZoomObserver implementation:
void Browser::OnZoomChanged(TabContents* source, bool can_show_bubble) {
if (source == chrome::GetActiveTabContents(this)) {
// Only show the zoom bubble for zoom changes in the active window.
window_->ZoomChangedForActiveTab(can_show_bubble && window_->IsActive());
}
}
///////////////////////////////////////////////////////////////////////////////
// Browser, ui::SelectFileDialog::Listener implementation:
void Browser::FileSelected(const FilePath& path, int index, void* params) {
FileSelectedWithExtraInfo(ui::SelectedFileInfo(path, path), index, params);
}
void Browser::FileSelectedWithExtraInfo(
const ui::SelectedFileInfo& file_info,
int index,
void* params) {
profile_->set_last_selected_directory(file_info.file_path.DirName());
const FilePath& path = file_info.local_path;
GURL file_url = net::FilePathToFileURL(path);
#if defined(OS_CHROMEOS)
gdata::util::ModifyDriveFileResourceUrl(profile_, path, &file_url);
#endif
if (file_url.is_empty())
return;
OpenURL(OpenURLParams(
file_url, Referrer(), CURRENT_TAB, content::PAGE_TRANSITION_TYPED,
false));
}
///////////////////////////////////////////////////////////////////////////////
// Browser, content::NotificationObserver implementation:
void Browser::Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
switch (type) {
case content::NOTIFICATION_SSL_VISIBLE_STATE_CHANGED:
// When the current tab's SSL state changes, we need to update the URL
// bar to reflect the new state. Note that it's possible for the selected
// tab contents to be NULL. This is because we listen for all sources
// (NavigationControllers) for convenience, so the notification could
// actually be for a different window while we're doing asynchronous
// closing of this one.
if (chrome::GetActiveWebContents(this) &&
&chrome::GetActiveWebContents(this)->GetController() ==
content::Source<NavigationController>(source).ptr())
UpdateToolbar(false);
break;
case chrome::NOTIFICATION_EXTENSION_UNLOADED: {
if (window()->GetLocationBar())
window()->GetLocationBar()->UpdatePageActions();
// Close any tabs from the unloaded extension, unless it's terminated,
// in which case let the sad tabs remain.
if (content::Details<extensions::UnloadedExtensionInfo>(
details)->reason != extension_misc::UNLOAD_REASON_TERMINATE) {
const Extension* extension =
content::Details<extensions::UnloadedExtensionInfo>(
details)->extension;
for (int i = tab_strip_model_->count() - 1; i >= 0; --i) {
WebContents* tc = chrome::GetTabContentsAt(this, i)->web_contents();
bool close_tab_contents =
tc->GetURL().SchemeIs(chrome::kExtensionScheme) &&
tc->GetURL().host() == extension->id();
// We want to close all panels originated by the unloaded extension.
close_tab_contents = close_tab_contents ||
(type_ == TYPE_PANEL &&
(web_app::GetExtensionIdFromApplicationName(app_name_) ==
extension->id()));
if (close_tab_contents)
chrome::CloseWebContents(this, tc);
}
}
break;
}
case chrome::NOTIFICATION_EXTENSION_PROCESS_TERMINATED: {
Profile* profile = content::Source<Profile>(source).ptr();
if (profile_->IsSameProfile(profile) && window()->GetLocationBar())
window()->GetLocationBar()->InvalidatePageActions();
break;
}
case chrome::NOTIFICATION_EXTENSION_UNINSTALLED:
case chrome::NOTIFICATION_EXTENSION_LOADED:
// During window creation on Windows we may end up calling into
// SHAppBarMessage, which internally spawns a nested message loop. This
// makes it possible for us to end up here before window creation has
// completed,at which point window_ is NULL. See 94752 for details.
if (window() && window()->GetLocationBar())
window()->GetLocationBar()->UpdatePageActions();
break;
#if defined(ENABLE_THEMES)
case chrome::NOTIFICATION_BROWSER_THEME_CHANGED:
window()->UserChangedTheme();
break;
#endif
case chrome::NOTIFICATION_PREF_CHANGED: {
const std::string& pref_name =
*content::Details<std::string>(details).ptr();
if (pref_name == prefs::kDevToolsDisabled) {
if (profile_->GetPrefs()->GetBoolean(prefs::kDevToolsDisabled))
content::DevToolsManager::GetInstance()->CloseAllClientHosts();
} else if (pref_name == prefs::kShowBookmarkBar) {
UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_PREF_CHANGE);
} else if (pref_name == prefs::kHomePage) {
PrefService* pref_service = content::Source<PrefService>(source).ptr();
MarkHomePageAsChanged(pref_service);
} else {
NOTREACHED();
}
break;
}
case chrome::NOTIFICATION_WEB_CONTENT_SETTINGS_CHANGED: {
WebContents* web_contents = content::Source<WebContents>(source).ptr();
if (web_contents == chrome::GetActiveWebContents(this)) {
LocationBar* location_bar = window()->GetLocationBar();
if (location_bar)
location_bar->UpdateContentSettingsIcons();
}
break;
}
case content::NOTIFICATION_INTERSTITIAL_ATTACHED:
UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_TAB_STATE);
break;
case content::NOTIFICATION_INTERSTITIAL_DETACHED:
UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_TAB_STATE);
break;
default:
NOTREACHED() << "Got a notification we didn't register for.";
}
}
///////////////////////////////////////////////////////////////////////////////
// Browser, Command and state updating (private):
void Browser::MarkHomePageAsChanged(PrefService* pref_service) {
pref_service->SetBoolean(prefs::kHomePageChanged, true);
}
///////////////////////////////////////////////////////////////////////////////
// Browser, UI update coalescing and handling (private):
void Browser::UpdateToolbar(bool should_restore_state) {
window_->UpdateToolbar(chrome::GetActiveTabContents(this),
should_restore_state);
}
void Browser::UpdateSearchState(TabContents* contents) {
if (chrome::search::IsInstantExtendedAPIEnabled(profile_))
search_delegate_->OnTabActivated(contents);
}
void Browser::ScheduleUIUpdate(const WebContents* source,
unsigned changed_flags) {
if (!source)
return;
// Do some synchronous updates.
if (changed_flags & content::INVALIDATE_TYPE_URL &&
source == chrome::GetActiveWebContents(this)) {
// Only update the URL for the current tab. Note that we do not update
// the navigation commands since those would have already been updated
// synchronously by NavigationStateChanged.
UpdateToolbar(false);
changed_flags &= ~content::INVALIDATE_TYPE_URL;
}
if (changed_flags & content::INVALIDATE_TYPE_LOAD) {
// Update the loading state synchronously. This is so the throbber will
// immediately start/stop, which gives a more snappy feel. We want to do
// this for any tab so they start & stop quickly.
tab_strip_model_->UpdateTabContentsStateAt(
chrome::GetIndexOfTab(this, source),
TabStripModelObserver::LOADING_ONLY);
// The status bubble needs to be updated during INVALIDATE_TYPE_LOAD too,
// but we do that asynchronously by not stripping INVALIDATE_TYPE_LOAD from
// changed_flags.
}
if (changed_flags & content::INVALIDATE_TYPE_TITLE && !source->IsLoading()) {
// To correctly calculate whether the title changed while not loading
// we need to process the update synchronously. This state only matters for
// the TabStripModel, so we notify the TabStripModel now and notify others
// asynchronously.
tab_strip_model_->UpdateTabContentsStateAt(
chrome::GetIndexOfTab(this, source),
TabStripModelObserver::TITLE_NOT_LOADING);
}
// If the only updates were synchronously handled above, we're done.
if (changed_flags == 0)
return;
// Save the dirty bits.
scheduled_updates_[source] |= changed_flags;
if (!chrome_updater_factory_.HasWeakPtrs()) {
// No task currently scheduled, start another.
MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&Browser::ProcessPendingUIUpdates,
chrome_updater_factory_.GetWeakPtr()),
base::TimeDelta::FromMilliseconds(kUIUpdateCoalescingTimeMS));
}
}
void Browser::ProcessPendingUIUpdates() {
#ifndef NDEBUG
// Validate that all tabs we have pending updates for exist. This is scary
// because the pending list must be kept in sync with any detached or
// deleted tabs.
for (UpdateMap::const_iterator i = scheduled_updates_.begin();
i != scheduled_updates_.end(); ++i) {
bool found = false;
for (int tab = 0; tab < tab_count(); tab++) {
if (chrome::GetWebContentsAt(this, tab) == i->first) {
found = true;
break;
}
}
DCHECK(found);
}
#endif
chrome_updater_factory_.InvalidateWeakPtrs();
for (UpdateMap::const_iterator i = scheduled_updates_.begin();
i != scheduled_updates_.end(); ++i) {
// Do not dereference |contents|, it may be out-of-date!
const WebContents* contents = i->first;
unsigned flags = i->second;
if (contents == chrome::GetActiveWebContents(this)) {
// Updates that only matter when the tab is selected go here.
if (flags & content::INVALIDATE_TYPE_PAGE_ACTIONS) {
LocationBar* location_bar = window()->GetLocationBar();
if (location_bar)
location_bar->UpdatePageActions();
}
// Updating the URL happens synchronously in ScheduleUIUpdate.
if (flags & content::INVALIDATE_TYPE_LOAD && GetStatusBubble()) {
GetStatusBubble()->SetStatus(chrome::GetActiveTabContents(this)->
core_tab_helper()->GetStatusText());
}
if (flags & (content::INVALIDATE_TYPE_TAB |
content::INVALIDATE_TYPE_TITLE)) {
window_->UpdateTitleBar();
}
}
// Updates that don't depend upon the selected state go here.
if (flags &
(content::INVALIDATE_TYPE_TAB | content::INVALIDATE_TYPE_TITLE)) {
tab_strip_model_->UpdateTabContentsStateAt(
tab_strip_model_->GetIndexOfWebContents(contents),
TabStripModelObserver::ALL);
}
// We don't need to process INVALIDATE_STATE, since that's not visible.
}
scheduled_updates_.clear();
}
void Browser::RemoveScheduledUpdatesFor(WebContents* contents) {
if (!contents)
return;
UpdateMap::iterator i = scheduled_updates_.find(contents);
if (i != scheduled_updates_.end())
scheduled_updates_.erase(i);
}
///////////////////////////////////////////////////////////////////////////////
// Browser, Getters for UI (private):
StatusBubble* Browser::GetStatusBubble() {
// In kiosk mode, we want to always hide the status bubble.
if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kKioskMode))
return NULL;
return window_ ? window_->GetStatusBubble() : NULL;
}
///////////////////////////////////////////////////////////////////////////////
// Browser, Session restore functions (private):
void Browser::SyncHistoryWithTabs(int index) {
SessionService* session_service =
SessionServiceFactory::GetForProfileIfExisting(profile());
if (session_service) {
for (int i = index; i < tab_count(); ++i) {
TabContents* tab = chrome::GetTabContentsAt(this, i);
if (tab) {
session_service->SetTabIndexInWindow(
session_id(), tab->session_tab_helper()->session_id(), i);
session_service->SetPinnedState(
session_id(),
tab->session_tab_helper()->session_id(),
tab_strip_model_->IsTabPinned(i));
}
}
}
}
///////////////////////////////////////////////////////////////////////////////
// Browser, In-progress download termination handling (private):
bool Browser::CanCloseWithInProgressDownloads() {
// If we've prompted, we need to hear from the user before we
// can close.
if (cancel_download_confirmation_state_ != NOT_PROMPTED)
return cancel_download_confirmation_state_ != WAITING_FOR_RESPONSE;
int num_downloads_blocking;
if (DOWNLOAD_CLOSE_OK ==
OkToCloseWithInProgressDownloads(&num_downloads_blocking))
return true;
// Closing this window will kill some downloads; prompt to make sure
// that's ok.
cancel_download_confirmation_state_ = WAITING_FOR_RESPONSE;
window_->ConfirmBrowserCloseWithPendingDownloads();
// Return false so the browser does not close. We'll close if the user
// confirms in the dialog.
return false;
}
///////////////////////////////////////////////////////////////////////////////
// Browser, Assorted utility functions (private):
void Browser::CloseFrame() {
window_->Close();
}
void Browser::TabDetachedAtImpl(TabContents* contents, int index,
DetachType type) {
if (type == DETACH_TYPE_DETACH) {
// Save the current location bar state, but only if the tab being detached
// is the selected tab. Because saving state can conditionally revert the
// location bar, saving the current tab's location bar state to a
// non-selected tab can corrupt both tabs.
if (contents == chrome::GetActiveTabContents(this)) {
LocationBar* location_bar = window()->GetLocationBar();
if (location_bar)
location_bar->SaveStateToContents(contents->web_contents());
}
if (!tab_strip_model_->closing_all())
SyncHistoryWithTabs(0);
}
SetAsDelegate(contents->web_contents(), NULL);
RemoveScheduledUpdatesFor(contents->web_contents());
if (find_bar_controller_.get() && index == active_index()) {
find_bar_controller_->ChangeTabContents(NULL);
}
// Stop observing search model changes for this tab.
search_delegate_->OnTabDetached(contents);
registrar_.Remove(this, content::NOTIFICATION_INTERSTITIAL_ATTACHED,
content::Source<WebContents>(contents->web_contents()));
registrar_.Remove(this, content::NOTIFICATION_INTERSTITIAL_DETACHED,
content::Source<WebContents>(contents->web_contents()));
}
bool Browser::SupportsWindowFeatureImpl(WindowFeature feature,
bool check_fullscreen) const {
// On Mac, fullscreen mode has most normal things (in a slide-down panel). On
// other platforms, we hide some controls when in fullscreen mode.
bool hide_ui_for_fullscreen = false;
#if !defined(OS_MACOSX)
hide_ui_for_fullscreen = check_fullscreen && window_ &&
window_->IsFullscreen();
#endif
unsigned int features = FEATURE_INFOBAR | FEATURE_DOWNLOADSHELF;
if (is_type_tabbed())
features |= FEATURE_BOOKMARKBAR;
if (!hide_ui_for_fullscreen) {
if (!is_type_tabbed())
features |= FEATURE_TITLEBAR;
if (is_type_tabbed())
features |= FEATURE_TABSTRIP;
if (is_type_tabbed())
features |= FEATURE_TOOLBAR;
if (!is_app())
features |= FEATURE_LOCATIONBAR;
}
return !!(features & feature);
}
void Browser::UpdateBookmarkBarState(BookmarkBarStateChangeReason reason) {
BookmarkBar::State state;
// The bookmark bar is hidden in fullscreen mode, unless on the new tab page.
if (browser_defaults::bookmarks_enabled &&
profile_->GetPrefs()->GetBoolean(prefs::kShowBookmarkBar) &&
(!window_ || !window_->IsFullscreen())) {
state = BookmarkBar::SHOW;
} else {
TabContents* tab = chrome::GetActiveTabContents(this);
if (tab && tab->bookmark_tab_helper()->ShouldShowBookmarkBar())
state = BookmarkBar::DETACHED;
else
state = BookmarkBar::HIDDEN;
}
// Only allow the bookmark bar to be shown in default mode.
if (!search_model_->mode().is_default())
state = BookmarkBar::HIDDEN;
if (state == bookmark_bar_state_)
return;
bookmark_bar_state_ = state;
if (!window_)
return; // This is called from the constructor when window_ is NULL.
if (reason == BOOKMARK_BAR_STATE_CHANGE_TAB_SWITCH) {
// Don't notify BrowserWindow on a tab switch as at the time this is invoked
// BrowserWindow hasn't yet switched tabs. The BrowserWindow implementations
// end up querying state once they process the tab switch.
return;
}
BookmarkBar::AnimateChangeType animate_type =
(reason == BOOKMARK_BAR_STATE_CHANGE_PREF_CHANGE) ?
BookmarkBar::ANIMATE_STATE_CHANGE :
BookmarkBar::DONT_ANIMATE_STATE_CHANGE;
window_->BookmarkBarStateChanged(animate_type);
}
bool Browser::MaybeCreateBackgroundContents(int route_id,
WebContents* opener_web_contents,
const string16& frame_name,
const GURL& target_url) {
GURL opener_url = opener_web_contents->GetURL();
ExtensionService* extensions_service = profile_->GetExtensionService();
if (!opener_url.is_valid() ||
frame_name.empty() ||
!extensions_service ||
!extensions_service->is_ready())
return false;
// Only hosted apps have web extents, so this ensures that only hosted apps
// can create BackgroundContents. We don't have to check for background
// permission as that is checked in RenderMessageFilter when the CreateWindow
// message is processed.
const Extension* extension =
extensions_service->extensions()->GetHostedAppByURL(
ExtensionURLInfo(opener_url));
if (!extension)
return false;
// No BackgroundContents allowed if BackgroundContentsService doesn't exist.
BackgroundContentsService* service =
BackgroundContentsServiceFactory::GetForProfile(profile_);
if (!service)
return false;
// Ensure that we're trying to open this from the extension's process.
SiteInstance* opener_site_instance = opener_web_contents->GetSiteInstance();
extensions::ProcessMap* process_map = extensions_service->process_map();
if (!opener_site_instance->GetProcess() ||
!process_map->Contains(
extension->id(), opener_site_instance->GetProcess()->GetID())) {
return false;
}
// Only allow a single background contents per app.
bool allow_js_access = extension->allow_background_js_access();
BackgroundContents* existing =
service->GetAppBackgroundContents(ASCIIToUTF16(extension->id()));
if (existing) {
// For non-scriptable background contents, ignore the request altogether,
// (returning true, so that a regular WebContents isn't created either).
if (!allow_js_access)
return true;
// For scriptable background pages, if one already exists, close it (even
// if it was specified in the manifest).
DLOG(INFO) << "Closing existing BackgroundContents for " << opener_url;
delete existing;
}
// If script access is not allowed, create the the background contents in a
// new SiteInstance, so that a separate process is used.
scoped_refptr<content::SiteInstance> site_instance =
allow_js_access ?
opener_site_instance :
content::SiteInstance::Create(opener_web_contents->GetBrowserContext());
// Passed all the checks, so this should be created as a BackgroundContents.
BackgroundContents* contents = service->CreateBackgroundContents(
site_instance,
route_id,
profile_,
frame_name,
ASCIIToUTF16(extension->id()));
// When a separate process is used, the original renderer cannot access the
// new window later, thus we need to navigate the window now.
if (contents && !allow_js_access) {
contents->web_contents()->GetController().LoadURL(
target_url,
content::Referrer(),
content::PAGE_TRANSITION_LINK,
std::string()); // No extra headers.
}
return contents != NULL;
}