src/chrome/browser/ui/views/content_setting_bubble_contents.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/ui/views/content_setting_bubble_contents.h"
   6
   7 #include <algorithm>
   8 #include <set>
   9 #include <string>
  10 #include <vector>
  11
  12 #include "base/bind.h"
  13 #include "base/stl_util.h"
  14 #include "base/strings/utf_string_conversions.h"
  15 #include "chrome/browser/content_settings/host_content_settings_map.h"
  16 #include "chrome/browser/plugins/plugin_finder.h"
  17 #include "chrome/browser/plugins/plugin_metadata.h"
  18 #include "chrome/browser/ui/content_settings/content_setting_bubble_model.h"
  19 #include "chrome/browser/ui/content_settings/content_setting_media_menu_model.h"
  20 #include "chrome/browser/ui/views/browser_dialogs.h"
  21 #include "content/public/browser/plugin_service.h"
  22 #include "content/public/browser/web_contents.h"
  23 #include "grit/generated_resources.h"
  24 #include "grit/theme_resources.h"
  25 #include "ui/base/l10n/l10n_util.h"
  26 #include "ui/base/models/simple_menu_model.h"
  27 #include "ui/base/resource/resource_bundle.h"
  28 #include "ui/gfx/font_list.h"
  29 #include "ui/views/controls/button/label_button.h"
  30 #include "ui/views/controls/button/menu_button.h"
  31 #include "ui/views/controls/button/radio_button.h"
  32 #include "ui/views/controls/image_view.h"
  33 #include "ui/views/controls/label.h"
  34 #include "ui/views/controls/link.h"
  35 #include "ui/views/controls/menu/menu.h"
  36 #include "ui/views/controls/menu/menu_runner.h"
  37 #include "ui/views/controls/separator.h"
  38 #include "ui/views/layout/grid_layout.h"
  39 #include "ui/views/layout/layout_constants.h"
  40
  41 #if defined(USE_AURA)
  42 #include "ui/base/cursor/cursor.h"
  43 #endif
  44
  45 namespace {
  46
  47 // If we don't clamp the maximum width, then very long URLs and titles can make
  48 // the bubble arbitrarily wide.
  49 const int kMaxContentsWidth = 500;
  50
  51 // When we have multiline labels, we should set a minimum width lest we get very
  52 // narrow bubbles with lots of line-wrapping.
  53 const int kMinMultiLineContentsWidth = 250;
  54
  55 // The minimum width of the media menu buttons.
  56 const int kMinMediaMenuButtonWidth = 100;
  57
  58 }  // namespace
  59
  60 using content::PluginService;
  61 using content::WebContents;
  62
  63
  64 // ContentSettingBubbleContents::Favicon --------------------------------------
  65
  66 class ContentSettingBubbleContents::Favicon : public views::ImageView {
  67  public:
  68   Favicon(const gfx::Image& image,
  69           ContentSettingBubbleContents* parent,
  70           views::Link* link);
  71   virtual ~Favicon();
  72
  73  private:
  74   // views::View overrides:
  75   virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE;
  76   virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE;
  77   virtual gfx::NativeCursor GetCursor(const ui::MouseEvent& event) OVERRIDE;
  78
  79   ContentSettingBubbleContents* parent_;
  80   views::Link* link_;
  81 };
  82
  83 ContentSettingBubbleContents::Favicon::Favicon(
  84     const gfx::Image& image,
  85     ContentSettingBubbleContents* parent,
  86     views::Link* link)
  87     : parent_(parent),
  88       link_(link) {
  89   SetImage(image.AsImageSkia());
  90 }
  91
  92 ContentSettingBubbleContents::Favicon::~Favicon() {
  93 }
  94
  95 bool ContentSettingBubbleContents::Favicon::OnMousePressed(
  96     const ui::MouseEvent& event) {
  97   return event.IsLeftMouseButton() || event.IsMiddleMouseButton();
  98 }
  99
 100 void ContentSettingBubbleContents::Favicon::OnMouseReleased(
 101     const ui::MouseEvent& event) {
 102   if ((event.IsLeftMouseButton() || event.IsMiddleMouseButton()) &&
 103      HitTestPoint(event.location())) {
 104     parent_->LinkClicked(link_, event.flags());
 105   }
 106 }
 107
 108 gfx::NativeCursor ContentSettingBubbleContents::Favicon::GetCursor(
 109     const ui::MouseEvent& event) {
 110 #if defined(USE_AURA)
 111   return ui::kCursorHand;
 112 #elif defined(OS_WIN)
 113   static HCURSOR g_hand_cursor = LoadCursor(NULL, IDC_HAND);
 114   return g_hand_cursor;
 115 #endif
 116 }
 117
 118
 119 // ContentSettingBubbleContents::MediaMenuParts -------------------------------
 120
 121 struct ContentSettingBubbleContents::MediaMenuParts {
 122   explicit MediaMenuParts(content::MediaStreamType type);
 123   ~MediaMenuParts();
 124
 125   content::MediaStreamType type;
 126   scoped_ptr<ui::SimpleMenuModel> menu_model;
 127
 128  private:
 129   DISALLOW_COPY_AND_ASSIGN(MediaMenuParts);
 130 };
 131
 132 ContentSettingBubbleContents::MediaMenuParts::MediaMenuParts(
 133     content::MediaStreamType type)
 134     : type(type) {}
 135
 136 ContentSettingBubbleContents::MediaMenuParts::~MediaMenuParts() {}
 137
 138 // ContentSettingBubbleContents -----------------------------------------------
 139
 140 ContentSettingBubbleContents::ContentSettingBubbleContents(
 141     ContentSettingBubbleModel* content_setting_bubble_model,
 142     views::View* anchor_view,
 143     views::BubbleBorder::Arrow arrow)
 144     : BubbleDelegateView(anchor_view, arrow),
 145       content_setting_bubble_model_(content_setting_bubble_model),
 146       custom_link_(NULL),
 147       manage_link_(NULL),
 148       close_button_(NULL) {
 149   // Compensate for built-in vertical padding in the anchor view's image.
 150   set_anchor_view_insets(gfx::Insets(5, 0, 5, 0));
 151 }
 152
 153 ContentSettingBubbleContents::~ContentSettingBubbleContents() {
 154   STLDeleteValues(&media_menus_);
 155 }
 156
 157 gfx::Size ContentSettingBubbleContents::GetPreferredSize() {
 158   gfx::Size preferred_size(views::View::GetPreferredSize());
 159   int preferred_width =
 160       (!content_setting_bubble_model_->bubble_content().domain_lists.empty() &&
 161        (kMinMultiLineContentsWidth > preferred_size.width())) ?
 162       kMinMultiLineContentsWidth : preferred_size.width();
 163   preferred_size.set_width(std::min(preferred_width, kMaxContentsWidth));
 164   return preferred_size;
 165 }
 166
 167 void ContentSettingBubbleContents::UpdateMenuLabel(
 168     content::MediaStreamType type,
 169     const std::string& label) {
 170   for (MediaMenuPartsMap::const_iterator it = media_menus_.begin();
 171        it != media_menus_.end(); ++it) {
 172     if (it->second->type == type) {
 173       it->first->SetText(base::UTF8ToUTF16(label));
 174       return;
 175     }
 176   }
 177   NOTREACHED();
 178 }
 179
 180 void ContentSettingBubbleContents::Init() {
 181   using views::GridLayout;
 182
 183   GridLayout* layout = new views::GridLayout(this);
 184   SetLayoutManager(layout);
 185
 186   const int kSingleColumnSetId = 0;
 187   views::ColumnSet* column_set = layout->AddColumnSet(kSingleColumnSetId);
 188   column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 1,
 189                         GridLayout::USE_PREF, 0, 0);
 190
 191   const ContentSettingBubbleModel::BubbleContent& bubble_content =
 192       content_setting_bubble_model_->bubble_content();
 193   bool bubble_content_empty = true;
 194
 195   if (!bubble_content.title.empty()) {
 196     views::Label* title_label = new views::Label(base::UTF8ToUTF16(
 197         bubble_content.title));
 198     title_label->SetMultiLine(true);
 199     title_label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
 200     layout->StartRow(0, kSingleColumnSetId);
 201     layout->AddView(title_label);
 202     bubble_content_empty = false;
 203   }
 204
 205   if (content_setting_bubble_model_->content_type() ==
 206       CONTENT_SETTINGS_TYPE_POPUPS) {
 207     const int kPopupColumnSetId = 2;
 208     views::ColumnSet* popup_column_set =
 209         layout->AddColumnSet(kPopupColumnSetId);
 210     popup_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 0,
 211                                 GridLayout::USE_PREF, 0, 0);
 212     popup_column_set->AddPaddingColumn(
 213         0, views::kRelatedControlHorizontalSpacing);
 214     popup_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 1,
 215                                 GridLayout::USE_PREF, 0, 0);
 216
 217     for (std::vector<ContentSettingBubbleModel::PopupItem>::const_iterator
 218          i(bubble_content.popup_items.begin());
 219          i != bubble_content.popup_items.end(); ++i) {
 220       if (!bubble_content_empty)
 221         layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
 222       layout->StartRow(0, kPopupColumnSetId);
 223
 224       views::Link* link = new views::Link(base::UTF8ToUTF16(i->title));
 225       link->set_listener(this);
 226       link->SetElideBehavior(views::Label::ELIDE_IN_MIDDLE);
 227       popup_links_[link] = i - bubble_content.popup_items.begin();
 228       layout->AddView(new Favicon(i->image, this, link));
 229       layout->AddView(link);
 230       bubble_content_empty = false;
 231     }
 232   }
 233
 234   const int indented_kSingleColumnSetId = 3;
 235   // Insert a column set with greater indent.
 236   views::ColumnSet* indented_single_column_set =
 237       layout->AddColumnSet(indented_kSingleColumnSetId);
 238   indented_single_column_set->AddPaddingColumn(0, views::kCheckboxIndent);
 239   indented_single_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL,
 240                                         1, GridLayout::USE_PREF, 0, 0);
 241
 242   const ContentSettingBubbleModel::RadioGroup& radio_group =
 243       bubble_content.radio_group;
 244   if (!radio_group.radio_items.empty()) {
 245     if (!bubble_content_empty)
 246       layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
 247     for (ContentSettingBubbleModel::RadioItems::const_iterator i(
 248          radio_group.radio_items.begin());
 249          i != radio_group.radio_items.end(); ++i) {
 250       views::RadioButton* radio =
 251           new views::RadioButton(base::UTF8ToUTF16(*i), 0);
 252       radio->SetEnabled(bubble_content.radio_group_enabled);
 253       radio->set_listener(this);
 254       radio_group_.push_back(radio);
 255       layout->StartRow(0, indented_kSingleColumnSetId);
 256       layout->AddView(radio);
 257       bubble_content_empty = false;
 258     }
 259     DCHECK(!radio_group_.empty());
 260     // Now that the buttons have been added to the view hierarchy, it's safe
 261     // to call SetChecked() on them.
 262     radio_group_[radio_group.default_item]->SetChecked(true);
 263   }
 264
 265   // Layout code for the media device menus.
 266   if (content_setting_bubble_model_->content_type() ==
 267       CONTENT_SETTINGS_TYPE_MEDIASTREAM) {
 268     const int kMediaMenuColumnSetId = 2;
 269     views::ColumnSet* menu_column_set =
 270         layout->AddColumnSet(kMediaMenuColumnSetId);
 271     menu_column_set->AddPaddingColumn(0, views::kCheckboxIndent);
 272     menu_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 0,
 273                                GridLayout::USE_PREF, 0, 0);
 274     menu_column_set->AddPaddingColumn(
 275         0, views::kRelatedControlHorizontalSpacing);
 276     menu_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 1,
 277                                GridLayout::USE_PREF, 0, 0);
 278
 279     int menu_width = 0;
 280     for (ContentSettingBubbleModel::MediaMenuMap::const_iterator i(
 281          bubble_content.media_menus.begin());
 282          i != bubble_content.media_menus.end(); ++i) {
 283       if (!bubble_content_empty)
 284         layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
 285       layout->StartRow(0, kMediaMenuColumnSetId);
 286
 287       views::Label* label =
 288           new views::Label(base::UTF8ToUTF16(i->second.label));
 289       label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
 290
 291       views::MenuButton* menu_button = new views::MenuButton(
 292           NULL, base::UTF8ToUTF16((i->second.selected_device.name)),
 293           this, true);
 294       menu_button->set_alignment(views::TextButton::ALIGN_LEFT);
 295       menu_button->SetBorder(scoped_ptr<views::Border>(
 296           new views::TextButtonNativeThemeBorder(menu_button)));
 297       menu_button->set_animate_on_state_change(false);
 298
 299       MediaMenuParts* menu_view = new MediaMenuParts(i->first);
 300       menu_view->menu_model.reset(new ContentSettingMediaMenuModel(
 301           i->first,
 302           content_setting_bubble_model_.get(),
 303           base::Bind(&ContentSettingBubbleContents::UpdateMenuLabel,
 304                      base::Unretained(this))));
 305       media_menus_[menu_button] = menu_view;
 306
 307       if (!menu_view->menu_model->GetItemCount()) {
 308         // Show a "None available" title and grey out the menu when there are
 309         // no available devices.
 310         menu_button->SetText(
 311             l10n_util::GetStringUTF16(IDS_MEDIA_MENU_NO_DEVICE_TITLE));
 312         menu_button->SetEnabled(false);
 313       }
 314
 315       // Disable the device selection when the website is managing the devices
 316       // itself.
 317       if (i->second.disabled)
 318         menu_button->SetEnabled(false);
 319
 320       // Use the longest width of the menus as the width of the menu buttons.
 321       menu_width = std::max(menu_width,
 322                             GetPreferredMediaMenuWidth(
 323                                 menu_button, menu_view->menu_model.get()));
 324
 325       layout->AddView(label);
 326       layout->AddView(menu_button);
 327
 328       bubble_content_empty = false;
 329     }
 330
 331     // Make sure the width is at least kMinMediaMenuButtonWidth. The
 332     // maximum width will be clamped by kMaxContentsWidth of the view.
 333     menu_width = std::max(kMinMediaMenuButtonWidth, menu_width);
 334
 335     // Set all the menu buttons to the width we calculated above.
 336     for (MediaMenuPartsMap::const_iterator i = media_menus_.begin();
 337          i != media_menus_.end(); ++i) {
 338       i->first->set_min_width(menu_width);
 339       i->first->set_max_width(menu_width);
 340     }
 341   }
 342
 343   const gfx::FontList& domain_font =
 344       ui::ResourceBundle::GetSharedInstance().GetFontList(
 345           ui::ResourceBundle::BoldFont);
 346   for (std::vector<ContentSettingBubbleModel::DomainList>::const_iterator i(
 347            bubble_content.domain_lists.begin());
 348        i != bubble_content.domain_lists.end(); ++i) {
 349     layout->StartRow(0, kSingleColumnSetId);
 350     views::Label* section_title = new views::Label(base::UTF8ToUTF16(i->title));
 351     section_title->SetMultiLine(true);
 352     section_title->SetHorizontalAlignment(gfx::ALIGN_LEFT);
 353     layout->AddView(section_title, 1, 1, GridLayout::FILL, GridLayout::LEADING);
 354     for (std::set<std::string>::const_iterator j = i->hosts.begin();
 355          j != i->hosts.end(); ++j) {
 356       layout->StartRow(0, indented_kSingleColumnSetId);
 357       layout->AddView(new views::Label(base::UTF8ToUTF16(*j), domain_font));
 358     }
 359     bubble_content_empty = false;
 360   }
 361
 362   if (!bubble_content.custom_link.empty()) {
 363     custom_link_ =
 364         new views::Link(base::UTF8ToUTF16(bubble_content.custom_link));
 365     custom_link_->SetEnabled(bubble_content.custom_link_enabled);
 366     custom_link_->set_listener(this);
 367     if (!bubble_content_empty)
 368       layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
 369     layout->StartRow(0, kSingleColumnSetId);
 370     layout->AddView(custom_link_);
 371     bubble_content_empty = false;
 372   }
 373
 374   const int kDoubleColumnSetId = 1;
 375   views::ColumnSet* double_column_set =
 376       layout->AddColumnSet(kDoubleColumnSetId);
 377   if (!bubble_content_empty) {
 378       layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
 379       layout->StartRow(0, kSingleColumnSetId);
 380       layout->AddView(new views::Separator(views::Separator::HORIZONTAL), 1, 1,
 381                       GridLayout::FILL, GridLayout::FILL);
 382       layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
 383     }
 384
 385     double_column_set->AddColumn(GridLayout::LEADING, GridLayout::CENTER, 1,
 386                                  GridLayout::USE_PREF, 0, 0);
 387     double_column_set->AddPaddingColumn(
 388         0, views::kUnrelatedControlHorizontalSpacing);
 389     double_column_set->AddColumn(GridLayout::TRAILING, GridLayout::CENTER, 0,
 390                                  GridLayout::USE_PREF, 0, 0);
 391
 392     layout->StartRow(0, kDoubleColumnSetId);
 393     manage_link_ =
 394         new views::Link(base::UTF8ToUTF16(bubble_content.manage_link));
 395     manage_link_->set_listener(this);
 396     layout->AddView(manage_link_);
 397
 398     close_button_ =
 399         new views::LabelButton(this, l10n_util::GetStringUTF16(IDS_DONE));
 400     close_button_->SetStyle(views::Button::STYLE_BUTTON);
 401     layout->AddView(close_button_);
 402 }
 403
 404 void ContentSettingBubbleContents::ButtonPressed(views::Button* sender,
 405                                                  const ui::Event& event) {
 406   RadioGroup::const_iterator i(
 407       std::find(radio_group_.begin(), radio_group_.end(), sender));
 408   if (i != radio_group_.end()) {
 409     content_setting_bubble_model_->OnRadioClicked(i - radio_group_.begin());
 410     return;
 411   }
 412   DCHECK_EQ(sender, close_button_);
 413   content_setting_bubble_model_->OnDoneClicked();
 414   GetWidget()->Close();
 415 }
 416
 417 void ContentSettingBubbleContents::LinkClicked(views::Link* source,
 418                                                int event_flags) {
 419   if (source == custom_link_) {
 420     content_setting_bubble_model_->OnCustomLinkClicked();
 421     GetWidget()->Close();
 422     return;
 423   }
 424   if (source == manage_link_) {
 425     GetWidget()->Close();
 426     content_setting_bubble_model_->OnManageLinkClicked();
 427     // CAREFUL: Showing the settings window activates it, which deactivates the
 428     // info bubble, which causes it to close, which deletes us.
 429     return;
 430   }
 431
 432   PopupLinks::const_iterator i(popup_links_.find(source));
 433   DCHECK(i != popup_links_.end());
 434   content_setting_bubble_model_->OnPopupClicked(i->second);
 435 }
 436
 437 void ContentSettingBubbleContents::OnMenuButtonClicked(
 438     views::View* source,
 439     const gfx::Point& point) {
 440     MediaMenuPartsMap::iterator j(media_menus_.find(
 441         static_cast<views::MenuButton*>(source)));
 442     DCHECK(j != media_menus_.end());
 443     menu_runner_.reset(new views::MenuRunner(j->second->menu_model.get()));
 444
 445     gfx::Point screen_location;
 446     views::View::ConvertPointToScreen(j->first, &screen_location);
 447     ignore_result(
 448         menu_runner_->RunMenuAt(source->GetWidget(),
 449                                 j->first,
 450                                 gfx::Rect(screen_location, j->first->size()),
 451                                 views::MENU_ANCHOR_TOPLEFT,
 452                                 ui::MENU_SOURCE_NONE,
 453                                 views::MenuRunner::HAS_MNEMONICS));
 454 }
 455
 456 int ContentSettingBubbleContents::GetPreferredMediaMenuWidth(
 457     views::MenuButton* button,
 458     ui::SimpleMenuModel* menu_model) {
 459   base::string16 title = button->text();
 460
 461   int width = button->GetPreferredSize().width();
 462   for (int i = 0; i < menu_model->GetItemCount(); ++i) {
 463     button->SetText(menu_model->GetLabelAt(i));
 464     width = std::max(width, button->GetPreferredSize().width());
 465   }
 466
 467   // Recover the title for the menu button.
 468   button->SetText(title);
 469   return width;
 470 }