chrome/browser/chrome_browser_main_win.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/chrome_browser_main_win.h"
   6
   7 #include <windows.h>
   8 #include <shellapi.h>
   9
  10 #include <algorithm>
  11
  12 #include "base/command_line.h"
  13 #include "base/environment.h"
  14 #include "base/files/file_path.h"
  15 #include "base/i18n/rtl.h"
  16 #include "base/memory/scoped_ptr.h"
  17 #include "base/metrics/histogram.h"
  18 #include "base/path_service.h"
  19 #include "base/scoped_native_library.h"
  20 #include "base/strings/string_number_conversions.h"
  21 #include "base/strings/utf_string_conversions.h"
  22 #include "base/win/metro.h"
  23 #include "base/win/win_util.h"
  24 #include "base/win/windows_version.h"
  25 #include "base/win/wrapped_window_proc.h"
  26 #include "chrome/browser/browser_util_win.h"
  27 #include "chrome/browser/chrome_elf_init_win.h"
  28 #include "chrome/browser/first_run/first_run.h"
  29 #include "chrome/browser/install_verification/win/install_verification.h"
  30 #include "chrome/browser/prefs/incognito_mode_prefs.h"
  31 #include "chrome/browser/profiles/profile_info_cache.h"
  32 #include "chrome/browser/profiles/profile_shortcut_manager.h"
  33 #include "chrome/browser/shell_integration.h"
  34 #include "chrome/browser/ui/simple_message_box.h"
  35 #include "chrome/browser/ui/uninstall_browser_prompt.h"
  36 #include "chrome/common/chrome_constants.h"
  37 #include "chrome/common/chrome_result_codes.h"
  38 #include "chrome/common/chrome_switches.h"
  39 #include "chrome/common/chrome_version_info.h"
  40 #include "chrome/common/env_vars.h"
  41 #include "chrome/installer/launcher_support/chrome_launcher_support.h"
  42 #include "chrome/installer/util/browser_distribution.h"
  43 #include "chrome/installer/util/helper.h"
  44 #include "chrome/installer/util/install_util.h"
  45 #include "chrome/installer/util/l10n_string_util.h"
  46 #include "chrome/installer/util/shell_util.h"
  47 #include "content/public/browser/browser_thread.h"
  48 #include "content/public/common/main_function_params.h"
  49 #include "grit/app_locale_settings.h"
  50 #include "grit/chromium_strings.h"
  51 #include "grit/generated_resources.h"
  52 #include "installer_util_strings/installer_util_strings.h"
  53 #include "ui/base/cursor/cursor_loader_win.h"
  54 #include "ui/base/l10n/l10n_util.h"
  55 #include "ui/base/l10n/l10n_util_win.h"
  56 #include "ui/base/ui_base_switches.h"
  57 #include "ui/base/win/message_box_win.h"
  58 #include "ui/gfx/platform_font_win.h"
  59 #include "ui/gfx/switches.h"
  60
  61 namespace {
  62
  63 typedef HRESULT (STDAPICALLTYPE* RegisterApplicationRestartProc)(
  64     const wchar_t* command_line,
  65     DWORD flags);
  66
  67 void InitializeWindowProcExceptions() {
  68   // Get the breakpad pointer from chrome.exe
  69   base::win::WinProcExceptionFilter exception_filter =
  70       reinterpret_cast<base::win::WinProcExceptionFilter>(
  71           ::GetProcAddress(::GetModuleHandle(
  72                                chrome::kBrowserProcessExecutableName),
  73                            "CrashForException"));
  74   exception_filter = base::win::SetWinProcExceptionFilter(exception_filter);
  75   DCHECK(!exception_filter);
  76 }
  77
  78 // gfx::Font callbacks
  79 void AdjustUIFont(LOGFONT* logfont) {
  80   l10n_util::AdjustUIFont(logfont);
  81 }
  82
  83 int GetMinimumFontSize() {
  84   int min_font_size;
  85   base::StringToInt(l10n_util::GetStringUTF16(IDS_MINIMUM_UI_FONT_SIZE),
  86                     &min_font_size);
  87   return min_font_size;
  88 }
  89
  90 class TranslationDelegate : public installer::TranslationDelegate {
  91  public:
  92   virtual base::string16 GetLocalizedString(int installer_string_id) OVERRIDE;
  93 };
  94
  95 bool IsSafeModeStart() {
  96   return ::GetEnvironmentVariableA(chrome::kSafeModeEnvVar, NULL, 0) != 0;
  97 }
  98
  99 }  // namespace
 100
 101 void ShowCloseBrowserFirstMessageBox() {
 102   int message_id = IDS_UNINSTALL_CLOSE_APP;
 103   if (base::win::GetVersion() >= base::win::VERSION_WIN8 &&
 104       (ShellIntegration::GetDefaultBrowser() == ShellIntegration::IS_DEFAULT)) {
 105     message_id = IDS_UNINSTALL_CLOSE_APP_IMMERSIVE;
 106   }
 107   chrome::ShowMessageBox(NULL,
 108                          l10n_util::GetStringUTF16(IDS_PRODUCT_NAME),
 109                          l10n_util::GetStringUTF16(message_id),
 110                          chrome::MESSAGE_BOX_TYPE_WARNING);
 111 }
 112
 113 int DoUninstallTasks(bool chrome_still_running) {
 114   // We want to show a warning to user (and exit) if Chrome is already running
 115   // *before* we show the uninstall confirmation dialog box. But while the
 116   // uninstall confirmation dialog is up, user might start Chrome, so we
 117   // check once again after user acknowledges Uninstall dialog.
 118   if (chrome_still_running) {
 119     ShowCloseBrowserFirstMessageBox();
 120     return chrome::RESULT_CODE_UNINSTALL_CHROME_ALIVE;
 121   }
 122   int result = chrome::ShowUninstallBrowserPrompt(
 123       !chrome_launcher_support::IsAppLauncherPresent());
 124   // Don't offer to delete the profile if the App Launcher is also installed.
 125   if (browser_util::IsBrowserAlreadyRunning()) {
 126     ShowCloseBrowserFirstMessageBox();
 127     return chrome::RESULT_CODE_UNINSTALL_CHROME_ALIVE;
 128   }
 129
 130   if (result != chrome::RESULT_CODE_UNINSTALL_USER_CANCEL) {
 131     // The following actions are just best effort.
 132     // TODO(gab): Look into removing this code which is now redundant with the
 133     // work done by setup.exe on uninstall.
 134     VLOG(1) << "Executing uninstall actions";
 135     base::FilePath chrome_exe;
 136     if (PathService::Get(base::FILE_EXE, &chrome_exe)) {
 137       ShellUtil::ShortcutLocation user_shortcut_locations[] = {
 138         ShellUtil::SHORTCUT_LOCATION_DESKTOP,
 139         ShellUtil::SHORTCUT_LOCATION_QUICK_LAUNCH,
 140         ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_DIR,
 141         ShellUtil::SHORTCUT_LOCATION_START_MENU_CHROME_APPS_DIR,
 142       };
 143       BrowserDistribution* dist = BrowserDistribution::GetDistribution();
 144       for (size_t i = 0; i < arraysize(user_shortcut_locations); ++i) {
 145         if (!ShellUtil::RemoveShortcuts(user_shortcut_locations[i], dist,
 146                 ShellUtil::CURRENT_USER, chrome_exe)) {
 147           VLOG(1) << "Failed to delete shortcut at location "
 148                   << user_shortcut_locations[i];
 149         }
 150       }
 151     } else {
 152       NOTREACHED();
 153     }
 154   }
 155   return result;
 156 }
 157
 158 void MaybeEnableHighResolutionTimeEverywhere() {
 159   chrome::VersionInfo::Channel channel = chrome::VersionInfo::GetChannel();
 160   bool user_enabled = CommandLine::ForCurrentProcess()->HasSwitch(
 161       switches::kEnableHighResolutionTime);
 162   if (user_enabled || channel == chrome::VersionInfo::CHANNEL_CANARY) {
 163     bool is_enabled = base::TimeTicks::SetNowIsHighResNowIfSupported();
 164     if (is_enabled && !user_enabled) {
 165       // Ensure that all of the renderers will enable it too.
 166       CommandLine::ForCurrentProcess()->AppendSwitch(
 167           switches::kEnableHighResolutionTime);
 168     }
 169   }
 170 }
 171
 172 // ChromeBrowserMainPartsWin ---------------------------------------------------
 173
 174 ChromeBrowserMainPartsWin::ChromeBrowserMainPartsWin(
 175     const content::MainFunctionParams& parameters)
 176     : ChromeBrowserMainParts(parameters) {
 177   MaybeEnableHighResolutionTimeEverywhere();
 178   if (base::win::IsMetroProcess()) {
 179     typedef const wchar_t* (*GetMetroSwitches)(void);
 180     GetMetroSwitches metro_switches_proc = reinterpret_cast<GetMetroSwitches>(
 181         GetProcAddress(base::win::GetMetroModule(),
 182                        "GetMetroCommandLineSwitches"));
 183     if (metro_switches_proc) {
 184       base::string16 metro_switches = (*metro_switches_proc)();
 185       if (!metro_switches.empty()) {
 186         CommandLine extra_switches(CommandLine::NO_PROGRAM);
 187         extra_switches.ParseFromString(metro_switches);
 188         CommandLine::ForCurrentProcess()->AppendArguments(extra_switches,
 189                                                           false);
 190       }
 191     }
 192   }
 193 }
 194
 195 ChromeBrowserMainPartsWin::~ChromeBrowserMainPartsWin() {
 196 }
 197
 198 void ChromeBrowserMainPartsWin::ToolkitInitialized() {
 199   ChromeBrowserMainParts::ToolkitInitialized();
 200   gfx::PlatformFontWin::adjust_font_callback = &AdjustUIFont;
 201   gfx::PlatformFontWin::get_minimum_font_size_callback = &GetMinimumFontSize;
 202 #if defined(USE_AURA)
 203   ui::CursorLoaderWin::SetCursorResourceModule(chrome::kBrowserResourcesDll);
 204 #endif
 205 }
 206
 207 void ChromeBrowserMainPartsWin::PreMainMessageLoopStart() {
 208   // installer_util references strings that are normally compiled into
 209   // setup.exe.  In Chrome, these strings are in the locale files.
 210   SetupInstallerUtilStrings();
 211
 212   ChromeBrowserMainParts::PreMainMessageLoopStart();
 213   if (!parameters().ui_task) {
 214     // Make sure that we know how to handle exceptions from the message loop.
 215     InitializeWindowProcExceptions();
 216   }
 217
 218   IncognitoModePrefs::InitializePlatformParentalControls();
 219 }
 220
 221 int ChromeBrowserMainPartsWin::PreCreateThreads() {
 222   int rv = ChromeBrowserMainParts::PreCreateThreads();
 223
 224   if (IsSafeModeStart()) {
 225     // TODO(cpu): disable other troublesome features for safe mode.
 226     CommandLine::ForCurrentProcess()->AppendSwitch(
 227         switches::kDisableGpu);
 228   }
 229   // TODO(viettrungluu): why don't we run this earlier?
 230   if (!parsed_command_line().HasSwitch(switches::kNoErrorDialogs) &&
 231       base::win::GetVersion() < base::win::VERSION_XP) {
 232     chrome::ShowMessageBox(NULL,
 233         l10n_util::GetStringUTF16(IDS_PRODUCT_NAME),
 234         l10n_util::GetStringUTF16(IDS_UNSUPPORTED_OS_PRE_WIN_XP),
 235         chrome::MESSAGE_BOX_TYPE_WARNING);
 236   }
 237
 238   return rv;
 239 }
 240
 241 void ChromeBrowserMainPartsWin::ShowMissingLocaleMessageBox() {
 242   ui::MessageBox(NULL,
 243                  base::ASCIIToUTF16(chrome_browser::kMissingLocaleDataMessage),
 244                  base::ASCIIToUTF16(chrome_browser::kMissingLocaleDataTitle),
 245                  MB_OK | MB_ICONERROR | MB_TOPMOST);
 246 }
 247
 248 void ChromeBrowserMainPartsWin::PostBrowserStart() {
 249   ChromeBrowserMainParts::PostBrowserStart();
 250
 251   UMA_HISTOGRAM_BOOLEAN("Windows.Tablet", base::win::IsTabletDevice());
 252
 253   // Set up a task to verify installed modules in the current process. Use a
 254   // delay to reduce the impact on startup time.
 255   content::BrowserThread::GetMessageLoopProxyForThread(
 256       content::BrowserThread::UI)->PostDelayedTask(
 257           FROM_HERE,
 258           base::Bind(&VerifyInstallation),
 259           base::TimeDelta::FromSeconds(45));
 260
 261   InitializeChromeElf();
 262 }
 263
 264 // static
 265 void ChromeBrowserMainPartsWin::PrepareRestartOnCrashEnviroment(
 266     const CommandLine& parsed_command_line) {
 267   // Clear this var so child processes don't show the dialog by default.
 268   scoped_ptr<base::Environment> env(base::Environment::Create());
 269   env->UnSetVar(env_vars::kShowRestart);
 270
 271   // For non-interactive tests we don't restart on crash.
 272   if (env->HasVar(env_vars::kHeadless))
 273     return;
 274
 275   // If the known command-line test options are used we don't create the
 276   // environment block which means we don't get the restart dialog.
 277   if (parsed_command_line.HasSwitch(switches::kBrowserCrashTest) ||
 278       parsed_command_line.HasSwitch(switches::kBrowserAssertTest) ||
 279       parsed_command_line.HasSwitch(switches::kNoErrorDialogs))
 280     return;
 281
 282   // The encoding we use for the info is "title|context|direction" where
 283   // direction is either env_vars::kRtlLocale or env_vars::kLtrLocale depending
 284   // on the current locale.
 285   base::string16 dlg_strings(l10n_util::GetStringUTF16(IDS_CRASH_RECOVERY_TITLE));
 286   dlg_strings.push_back('|');
 287   base::string16 adjusted_string(
 288       l10n_util::GetStringUTF16(IDS_CRASH_RECOVERY_CONTENT));
 289   base::i18n::AdjustStringForLocaleDirection(&adjusted_string);
 290   dlg_strings.append(adjusted_string);
 291   dlg_strings.push_back('|');
 292   dlg_strings.append(base::ASCIIToUTF16(
 293       base::i18n::IsRTL() ? env_vars::kRtlLocale : env_vars::kLtrLocale));
 294
 295   env->SetVar(env_vars::kRestartInfo, base::UTF16ToUTF8(dlg_strings));
 296 }
 297
 298 // static
 299 void ChromeBrowserMainPartsWin::RegisterApplicationRestart(
 300     const CommandLine& parsed_command_line) {
 301   DCHECK(base::win::GetVersion() >= base::win::VERSION_VISTA);
 302   base::ScopedNativeLibrary library(base::FilePath(L"kernel32.dll"));
 303   // Get the function pointer for RegisterApplicationRestart.
 304   RegisterApplicationRestartProc register_application_restart =
 305       reinterpret_cast<RegisterApplicationRestartProc>(
 306           library.GetFunctionPointer("RegisterApplicationRestart"));
 307   if (!register_application_restart) {
 308     LOG(WARNING) << "Cannot find RegisterApplicationRestart in kernel32.dll";
 309     return;
 310   }
 311   // The Windows Restart Manager expects a string of command line flags only,
 312   // without the program.
 313   CommandLine command_line(CommandLine::NO_PROGRAM);
 314   command_line.AppendArguments(parsed_command_line, false);
 315   if (!command_line.HasSwitch(switches::kRestoreLastSession))
 316     command_line.AppendSwitch(switches::kRestoreLastSession);
 317
 318   // Restart Chrome if the computer is restarted as the result of an update.
 319   // This could be extended to handle crashes, hangs, and patches.
 320   HRESULT hr = register_application_restart(
 321       command_line.GetCommandLineString().c_str(),
 322       RESTART_NO_CRASH | RESTART_NO_HANG | RESTART_NO_PATCH);
 323   if (FAILED(hr)) {
 324     if (hr == E_INVALIDARG) {
 325       LOG(WARNING) << "Command line too long for RegisterApplicationRestart";
 326     } else {
 327       NOTREACHED() << "RegisterApplicationRestart failed. hr: " << hr <<
 328                       ", command_line: " << command_line.GetCommandLineString();
 329     }
 330   }
 331 }
 332
 333 // static
 334 int ChromeBrowserMainPartsWin::HandleIconsCommands(
 335     const CommandLine& parsed_command_line) {
 336   if (parsed_command_line.HasSwitch(switches::kHideIcons)) {
 337     base::string16 cp_applet;
 338     base::win::Version version = base::win::GetVersion();
 339     if (version >= base::win::VERSION_VISTA) {
 340       cp_applet.assign(L"Programs and Features");  // Windows Vista and later.
 341     } else if (version >= base::win::VERSION_XP) {
 342       cp_applet.assign(L"Add/Remove Programs");  // Windows XP.
 343     } else {
 344       return chrome::RESULT_CODE_UNSUPPORTED_PARAM;  // Not supported
 345     }
 346
 347     const base::string16 msg =
 348         l10n_util::GetStringFUTF16(IDS_HIDE_ICONS_NOT_SUPPORTED, cp_applet);
 349     const base::string16 caption = l10n_util::GetStringUTF16(IDS_PRODUCT_NAME);
 350     const UINT flags = MB_OKCANCEL | MB_ICONWARNING | MB_TOPMOST;
 351     if (IDOK == ui::MessageBox(NULL, msg, caption, flags))
 352       ShellExecute(NULL, NULL, L"appwiz.cpl", NULL, NULL, SW_SHOWNORMAL);
 353
 354     // Exit as we are not launching the browser.
 355     return content::RESULT_CODE_NORMAL_EXIT;
 356   }
 357   // We don't hide icons so we shouldn't do anything special to show them
 358   return chrome::RESULT_CODE_UNSUPPORTED_PARAM;
 359 }
 360
 361 // static
 362 bool ChromeBrowserMainPartsWin::CheckMachineLevelInstall() {
 363   // TODO(tommi): Check if using the default distribution is always the right
 364   // thing to do.
 365   BrowserDistribution* dist = BrowserDistribution::GetDistribution();
 366   Version version;
 367   InstallUtil::GetChromeVersion(dist, true, &version);
 368   if (version.IsValid()) {
 369     base::FilePath exe_path;
 370     PathService::Get(base::DIR_EXE, &exe_path);
 371     std::wstring exe = exe_path.value();
 372     base::FilePath user_exe_path(installer::GetChromeInstallPath(false, dist));
 373     if (base::FilePath::CompareEqualIgnoreCase(exe, user_exe_path.value())) {
 374       bool is_metro = base::win::IsMetroProcess();
 375       if (!is_metro) {
 376         // The dialog cannot be shown in Win8 Metro as doing so hangs Chrome on
 377         // an invisible dialog.
 378         // TODO (gab): Get rid of this dialog altogether and auto-launch
 379         // system-level Chrome instead.
 380         const base::string16 text =
 381             l10n_util::GetStringUTF16(IDS_MACHINE_LEVEL_INSTALL_CONFLICT);
 382         const base::string16 caption = l10n_util::GetStringUTF16(IDS_PRODUCT_NAME);
 383         const UINT flags = MB_OK | MB_ICONERROR | MB_TOPMOST;
 384         ui::MessageBox(NULL, text, caption, flags);
 385       }
 386       CommandLine uninstall_cmd(
 387           InstallUtil::GetChromeUninstallCmd(false, dist->GetType()));
 388       if (!uninstall_cmd.GetProgram().empty()) {
 389         uninstall_cmd.AppendSwitch(installer::switches::kSelfDestruct);
 390         uninstall_cmd.AppendSwitch(installer::switches::kForceUninstall);
 391         uninstall_cmd.AppendSwitch(
 392             installer::switches::kDoNotRemoveSharedItems);
 393
 394         // Trigger Active Setup for the system-level Chrome to make sure
 395         // per-user shortcuts to the system-level Chrome are created. Skip this
 396         // if the system-level Chrome will undergo first run anyway, as Active
 397         // Setup is triggered on system-level Chrome's first run.
 398         // TODO(gab): Instead of having callers of Active Setup think about
 399         // other callers, have Active Setup itself register when it ran and
 400         // no-op otherwise (http://crbug.com/346843).
 401         if (!first_run::IsChromeFirstRun())
 402           uninstall_cmd.AppendSwitch(installer::switches::kTriggerActiveSetup);
 403
 404         const base::FilePath setup_exe(uninstall_cmd.GetProgram());
 405         const base::string16 params(uninstall_cmd.GetArgumentsString());
 406
 407         SHELLEXECUTEINFO sei = { sizeof(sei) };
 408         sei.fMask = SEE_MASK_NOASYNC;
 409         sei.nShow = SW_SHOWNORMAL;
 410         sei.lpFile = setup_exe.value().c_str();
 411         sei.lpParameters = params.c_str();
 412         // On Windows 8 SEE_MASK_FLAG_LOG_USAGE is necessary to guarantee we
 413         // flip to the Desktop when launching.
 414         if (is_metro)
 415           sei.fMask |= SEE_MASK_FLAG_LOG_USAGE;
 416
 417         if (!::ShellExecuteEx(&sei))
 418           DPCHECK(false);
 419       }
 420       return true;
 421     }
 422   }
 423   return false;
 424 }
 425
 426 base::string16 TranslationDelegate::GetLocalizedString(
 427     int installer_string_id) {
 428   int resource_id = 0;
 429   switch (installer_string_id) {
 430   // HANDLE_STRING is used by the DO_INSTALLER_STRING_MAPPING macro which is in
 431   // the generated header installer_util_strings.h.
 432 #define HANDLE_STRING(base_id, chrome_id) \
 433   case base_id: \
 434     resource_id = chrome_id; \
 435     break;
 436   DO_INSTALLER_STRING_MAPPING
 437 #undef HANDLE_STRING
 438   default:
 439     NOTREACHED();
 440   }
 441   if (resource_id)
 442     return l10n_util::GetStringUTF16(resource_id);
 443   return base::string16();
 444 }
 445
 446 // static
 447 void ChromeBrowserMainPartsWin::SetupInstallerUtilStrings() {
 448   CR_DEFINE_STATIC_LOCAL(TranslationDelegate, delegate, ());
 449   installer::SetTranslationDelegate(&delegate);
 450 }