chrome/browser/favicon/chrome_fallback_icon_client.cc

   1 // Copyright 2015 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/favicon/chrome_fallback_icon_client.h"
   6
   7 #include "base/i18n/case_conversion.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "grit/platform_locale_settings.h"
  10 #include "net/base/registry_controlled_domains/registry_controlled_domain.h"
  11 #include "ui/base/l10n/l10n_util.h"
  12 #include "url/gurl.h"
  13
  14 ChromeFallbackIconClient::ChromeFallbackIconClient() {
  15 #if defined(OS_CHROMEOS)
  16   font_list_.push_back("Noto Sans");
  17 #elif defined(OS_IOS)
  18   font_list_.push_back("Helvetica Neue");
  19 #else
  20   font_list_.push_back(l10n_util::GetStringUTF8(IDS_SANS_SERIF_FONT_FAMILY));
  21 #endif
  22 }
  23
  24 ChromeFallbackIconClient::~ChromeFallbackIconClient() {
  25 }
  26
  27 const std::vector<std::string>& ChromeFallbackIconClient::GetFontNameList()
  28     const {
  29   return font_list_;
  30 }
  31
  32 // Returns a single character to represent |url|. To do this we take the first
  33 // letter in a domain's name and make it upper case.
  34 base::string16 ChromeFallbackIconClient::GetFallbackIconText(const GURL& url)
  35     const {
  36   // TODO(huangs): Handle non-ASCII ("xn--") domain names.
  37   std::string domain = net::registry_controlled_domains::GetDomainAndRegistry(
  38       url, net::registry_controlled_domains::INCLUDE_PRIVATE_REGISTRIES);
  39   return domain.empty() ? base::string16() :
  40       base::i18n::ToUpper(base::ASCIIToUTF16(domain.substr(0, 1)));
  41 }