chrome/browser/chromeos/login/login_web_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/login_web_dialog.h"
   6
   7 #include "base/strings/utf_string_conversions.h"
   8 #include "chrome/browser/chromeos/login/helper.h"
   9 #include "chrome/browser/chromeos/profiles/profile_helper.h"
  10 #include "chrome/browser/profiles/profile.h"
  11 #include "chrome/browser/ui/browser_dialogs.h"
  12 #include "content/public/browser/notification_source.h"
  13 #include "content/public/browser/notification_types.h"
  14 #include "ui/gfx/native_widget_types.h"
  15 #include "ui/gfx/rect.h"
  16 #include "ui/gfx/size.h"
  17 #include "ui/views/widget/widget.h"
  18
  19 using content::WebContents;
  20 using content::WebUIMessageHandler;
  21
  22 namespace chromeos {
  23
  24 namespace {
  25
  26 // Default width/height ratio of screen size.
  27 const double kDefaultWidthRatio = 0.6;
  28 const double kDefaultHeightRatio = 0.6;
  29
  30 // Default width/height ratio of minimal dialog size.
  31 const double kMinimumWidthRatio = 0.25;
  32 const double kMinimumHeightRatio = 0.25;
  33
  34 }  // namespace
  35
  36 ///////////////////////////////////////////////////////////////////////////////
  37 // LoginWebDialog, public:
  38
  39 void LoginWebDialog::Delegate::OnDialogClosed() {
  40 }
  41
  42 LoginWebDialog::LoginWebDialog(Delegate* delegate,
  43                                gfx::NativeWindow parent_window,
  44                                const base::string16& title,
  45                                const GURL& url,
  46                                Style style)
  47     : delegate_(delegate),
  48       parent_window_(parent_window),
  49       title_(title),
  50       url_(url),
  51       style_(style),
  52       is_open_(false) {
  53   gfx::Rect screen_bounds(chromeos::CalculateScreenBounds(gfx::Size()));
  54   width_ = static_cast<int>(kDefaultWidthRatio * screen_bounds.width());
  55   height_ = static_cast<int>(kDefaultHeightRatio * screen_bounds.height());
  56 }
  57
  58 LoginWebDialog::~LoginWebDialog() {
  59   delegate_ = NULL;
  60 }
  61
  62 void LoginWebDialog::Show() {
  63   chrome::ShowWebDialog(parent_window_,
  64                         ProfileHelper::GetSigninProfile(),
  65                         this);
  66   is_open_ = true;
  67 }
  68
  69 void LoginWebDialog::SetDialogSize(int width, int height) {
  70   DCHECK(width >= 0 && height >= 0);
  71   width_ = width;
  72   height_ = height;
  73 }
  74
  75 void LoginWebDialog::SetDialogTitle(const base::string16& title) {
  76   title_ = title;
  77 }
  78
  79 ///////////////////////////////////////////////////////////////////////////////
  80 // LoginWebDialog, protected:
  81
  82 ui::ModalType LoginWebDialog::GetDialogModalType() const {
  83   return ui::MODAL_TYPE_SYSTEM;
  84 }
  85
  86 base::string16 LoginWebDialog::GetDialogTitle() const {
  87   return title_;
  88 }
  89
  90 GURL LoginWebDialog::GetDialogContentURL() const {
  91   return url_;
  92 }
  93
  94 void LoginWebDialog::GetWebUIMessageHandlers(
  95     std::vector<WebUIMessageHandler*>* handlers) const {
  96 }
  97
  98 void LoginWebDialog::GetDialogSize(gfx::Size* size) const {
  99   size->SetSize(width_, height_);
 100 }
 101
 102 void LoginWebDialog::GetMinimumDialogSize(gfx::Size* size) const {
 103   gfx::Rect screen_bounds(chromeos::CalculateScreenBounds(gfx::Size()));
 104   size->SetSize(kMinimumWidthRatio * screen_bounds.width(),
 105                 kMinimumHeightRatio * screen_bounds.height());
 106 }
 107
 108 std::string LoginWebDialog::GetDialogArgs() const {
 109   return std::string();
 110 }
 111
 112 void LoginWebDialog::OnDialogClosed(const std::string& json_retval) {
 113   is_open_ = false;
 114   notification_registrar_.RemoveAll();
 115   if (delegate_)
 116     delegate_->OnDialogClosed();
 117   delete this;
 118 }
 119
 120 void LoginWebDialog::OnCloseContents(WebContents* source,
 121                                      bool* out_close_dialog) {
 122   if (out_close_dialog)
 123     *out_close_dialog = true;
 124 }
 125
 126 bool LoginWebDialog::ShouldShowDialogTitle() const {
 127   return true;
 128 }
 129
 130 bool LoginWebDialog::HandleContextMenu(
 131     const content::ContextMenuParams& params) {
 132   // Disable context menu.
 133   return true;
 134 }
 135
 136 void LoginWebDialog::Observe(int type,
 137                              const content::NotificationSource& source,
 138                              const content::NotificationDetails& details) {
 139   DCHECK(type == content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME);
 140   // TODO(saintlou): Do we need a throbber for Aura?
 141   NOTIMPLEMENTED();
 142 }
 143
 144 }  // namespace chromeos