chrome/browser/chromeos/login/proxy_settings_dialog.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/chromeos/login/proxy_settings_dialog.h"
   6
   7 #include "base/strings/stringprintf.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "chrome/browser/chrome_notification_types.h"
  10 #include "chrome/browser/chromeos/login/helper.h"
  11 #include "chrome/common/url_constants.h"
  12 #include "chromeos/network/network_state.h"
  13 #include "chromeos/network/shill_property_util.h"
  14 #include "content/public/browser/browser_thread.h"
  15 #include "content/public/browser/notification_service.h"
  16 #include "grit/generated_resources.h"
  17 #include "net/base/escape.h"
  18 #include "third_party/cros_system_api/dbus/service_constants.h"
  19 #include "ui/base/l10n/l10n_util.h"
  20 #include "ui/gfx/rect.h"
  21 #include "ui/gfx/size.h"
  22
  23 namespace {
  24
  25 // Hints for size of proxy settings dialog.
  26 const int kProxySettingsDialogReasonableWidth = 626;
  27 const int kProxySettingsDialogReasonableHeight = 525;
  28 const float kProxySettingsDialogReasonableWidthRatio = 0.4f;
  29 const float kProxySettingsDialogReasonableHeightRatio = 0.4f;
  30
  31 const char* kProxySettingsURLParam = "?network=%s";
  32
  33 int CalculateSize(int screen_size, int min_comfortable, float desired_ratio) {
  34   int desired_size = static_cast<int>(desired_ratio * screen_size);
  35   desired_size = std::max(min_comfortable, desired_size);
  36   return std::min(screen_size, desired_size);
  37 }
  38
  39 GURL GetURLForProxySettings(const std::string& service_path) {
  40   std::string url(chrome::kChromeUIProxySettingsURL);
  41   url += base::StringPrintf(
  42       kProxySettingsURLParam,
  43       net::EscapeUrlEncodedData(service_path, true).c_str());
  44   return GURL(url);
  45 }
  46
  47 }  // namespace
  48
  49 namespace chromeos {
  50
  51 // static
  52 int ProxySettingsDialog::instance_count_ = 0;
  53
  54 ProxySettingsDialog::ProxySettingsDialog(const NetworkState& network,
  55                                          LoginWebDialog::Delegate* delegate,
  56                                          gfx::NativeWindow window)
  57     : LoginWebDialog(delegate,
  58                      window,
  59                      base::string16(),
  60                      GetURLForProxySettings(network.path()),
  61                      LoginWebDialog::STYLE_BUBBLE) {
  62   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
  63   ++instance_count_;
  64
  65   gfx::Rect screen_bounds(chromeos::CalculateScreenBounds(gfx::Size()));
  66   SetDialogSize(CalculateSize(screen_bounds.width(),
  67                               kProxySettingsDialogReasonableWidth,
  68                               kProxySettingsDialogReasonableWidthRatio),
  69                 CalculateSize(screen_bounds.height(),
  70                               kProxySettingsDialogReasonableHeight,
  71                               kProxySettingsDialogReasonableHeightRatio));
  72
  73   std::string network_name = network.name();
  74   if (network_name.empty() && network.Matches(NetworkTypePattern::Ethernet())) {
  75     network_name =
  76         l10n_util::GetStringUTF8(IDS_STATUSBAR_NETWORK_DEVICE_ETHERNET);
  77   }
  78
  79   SetDialogTitle(l10n_util::GetStringFUTF16(IDS_PROXY_PAGE_TITLE_FORMAT,
  80                                             base::ASCIIToUTF16(network_name)));
  81 }
  82
  83 ProxySettingsDialog::~ProxySettingsDialog() {
  84   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
  85   --instance_count_;
  86 }
  87
  88 void ProxySettingsDialog::OnDialogClosed(const std::string& json_retval) {
  89   LoginWebDialog::OnDialogClosed(json_retval);
  90   content::NotificationService::current()->Notify(
  91     chrome::NOTIFICATION_LOGIN_PROXY_CHANGED,
  92     content::NotificationService::AllSources(),
  93     content::NotificationService::NoDetails());
  94 }
  95
  96 bool ProxySettingsDialog::IsShown() {
  97   return instance_count_ > 0;
  98 }
  99
 100 }  // namespace chromeos