content_setting_bubble_contents.cc revision a93a17c8d99d686bd4a1511e5504e5e6cc9fcadf 
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/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/notification_source.h"
22#include "content/public/browser/notification_types.h"
23#include "content/public/browser/plugin_service.h"
24#include "content/public/browser/web_contents.h"
25#include "grit/generated_resources.h"
26#include "grit/theme_resources.h"
27#include "ui/base/l10n/l10n_util.h"
28#include "ui/base/models/simple_menu_model.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
45namespace {
46
47// If we don't clamp the maximum width, then very long URLs and titles can make
48// the bubble arbitrarily wide.
49const 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.
53const int kMinMultiLineContentsWidth = 250;
54
55// The minimum width of the media menu buttons.
56const int kMinMediaMenuButtonWidth = 100;
57
58}
59
60using content::PluginService;
61using content::WebContents;
62
63
64// ContentSettingBubbleContents::Favicon --------------------------------------
65
66class 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
83ContentSettingBubbleContents::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
92ContentSettingBubbleContents::Favicon::~Favicon() {
93}
94
95bool ContentSettingBubbleContents::Favicon::OnMousePressed(
96    const ui::MouseEvent& event) {
97  return event.IsLeftMouseButton() || event.IsMiddleMouseButton();
98}
99
100void 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
108gfx::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
121struct 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
132ContentSettingBubbleContents::MediaMenuParts::MediaMenuParts(
133    content::MediaStreamType type)
134    : type(type) {}
135
136ContentSettingBubbleContents::MediaMenuParts::~MediaMenuParts() {}
137
138
139// ContentSettingBubbleContents -----------------------------------------------
140
141ContentSettingBubbleContents::ContentSettingBubbleContents(
142    ContentSettingBubbleModel* content_setting_bubble_model,
143    WebContents* web_contents,
144    views::View* anchor_view,
145    views::BubbleBorder::Arrow arrow)
146    : BubbleDelegateView(anchor_view, arrow),
147      content_setting_bubble_model_(content_setting_bubble_model),
148      web_contents_(web_contents),
149      custom_link_(NULL),
150      manage_link_(NULL),
151      close_button_(NULL) {
152  // Compensate for built-in vertical padding in the anchor view's image.
153  set_anchor_view_insets(gfx::Insets(5, 0, 5, 0));
154
155  registrar_.Add(this, content::NOTIFICATION_WEB_CONTENTS_DESTROYED,
156                 content::Source<WebContents>(web_contents));
157}
158
159ContentSettingBubbleContents::~ContentSettingBubbleContents() {
160  STLDeleteValues(&media_menus_);
161}
162
163gfx::Size ContentSettingBubbleContents::GetPreferredSize() {
164  gfx::Size preferred_size(views::View::GetPreferredSize());
165  int preferred_width =
166      (!content_setting_bubble_model_->bubble_content().domain_lists.empty() &&
167       (kMinMultiLineContentsWidth > preferred_size.width())) ?
168      kMinMultiLineContentsWidth : preferred_size.width();
169  preferred_size.set_width(std::min(preferred_width, kMaxContentsWidth));
170  return preferred_size;
171}
172
173void ContentSettingBubbleContents::UpdateMenuLabel(
174    content::MediaStreamType type,
175    const std::string& label) {
176  for (MediaMenuPartsMap::const_iterator it = media_menus_.begin();
177       it != media_menus_.end(); ++it) {
178    if (it->second->type == type) {
179      it->first->SetText(UTF8ToUTF16(label));
180      return;
181    }
182  }
183  NOTREACHED();
184}
185
186void ContentSettingBubbleContents::Init() {
187  using views::GridLayout;
188
189  GridLayout* layout = new views::GridLayout(this);
190  SetLayoutManager(layout);
191
192  const int kSingleColumnSetId = 0;
193  views::ColumnSet* column_set = layout->AddColumnSet(kSingleColumnSetId);
194  column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 1,
195                        GridLayout::USE_PREF, 0, 0);
196
197  const ContentSettingBubbleModel::BubbleContent& bubble_content =
198      content_setting_bubble_model_->bubble_content();
199  bool bubble_content_empty = true;
200
201  if (!bubble_content.title.empty()) {
202    views::Label* title_label = new views::Label(UTF8ToUTF16(
203        bubble_content.title));
204    title_label->SetMultiLine(true);
205    title_label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
206    layout->StartRow(0, kSingleColumnSetId);
207    layout->AddView(title_label);
208    bubble_content_empty = false;
209  }
210
211  const std::set<std::string>& plugins = bubble_content.resource_identifiers;
212  if (!plugins.empty()) {
213    if (!bubble_content_empty)
214      layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
215    PluginFinder* finder = PluginFinder::GetInstance();
216    for (std::set<std::string>::const_iterator i(plugins.begin());
217         i != plugins.end(); ++i) {
218      string16 name = finder->FindPluginNameWithIdentifier(*i);
219      layout->StartRow(0, kSingleColumnSetId);
220      layout->AddView(new views::Label(name));
221      bubble_content_empty = false;
222    }
223  }
224
225  if (content_setting_bubble_model_->content_type() ==
226      CONTENT_SETTINGS_TYPE_POPUPS) {
227    const int kPopupColumnSetId = 2;
228    views::ColumnSet* popup_column_set =
229        layout->AddColumnSet(kPopupColumnSetId);
230    popup_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 0,
231                                GridLayout::USE_PREF, 0, 0);
232    popup_column_set->AddPaddingColumn(
233        0, views::kRelatedControlHorizontalSpacing);
234    popup_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 1,
235                                GridLayout::USE_PREF, 0, 0);
236
237    for (std::vector<ContentSettingBubbleModel::PopupItem>::const_iterator
238         i(bubble_content.popup_items.begin());
239         i != bubble_content.popup_items.end(); ++i) {
240      if (!bubble_content_empty)
241        layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
242      layout->StartRow(0, kPopupColumnSetId);
243
244      views::Link* link = new views::Link(UTF8ToUTF16(i->title));
245      link->set_listener(this);
246      link->SetElideBehavior(views::Label::ELIDE_IN_MIDDLE);
247      popup_links_[link] = i - bubble_content.popup_items.begin();
248      layout->AddView(new Favicon(i->image, this, link));
249      layout->AddView(link);
250      bubble_content_empty = false;
251    }
252  }
253
254  const int indented_kSingleColumnSetId = 3;
255  // Insert a column set with greater indent.
256  views::ColumnSet* indented_single_column_set =
257      layout->AddColumnSet(indented_kSingleColumnSetId);
258  indented_single_column_set->AddPaddingColumn(0, views::kCheckboxIndent);
259  indented_single_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL,
260                                        1, GridLayout::USE_PREF, 0, 0);
261
262  const ContentSettingBubbleModel::RadioGroup& radio_group =
263      bubble_content.radio_group;
264  if (!radio_group.radio_items.empty()) {
265    if (!bubble_content_empty)
266      layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
267    for (ContentSettingBubbleModel::RadioItems::const_iterator i(
268         radio_group.radio_items.begin());
269         i != radio_group.radio_items.end(); ++i) {
270      views::RadioButton* radio = new views::RadioButton(UTF8ToUTF16(*i), 0);
271      radio->SetEnabled(bubble_content.radio_group_enabled);
272      radio->set_listener(this);
273      radio_group_.push_back(radio);
274      layout->StartRow(0, indented_kSingleColumnSetId);
275      layout->AddView(radio);
276      bubble_content_empty = false;
277    }
278    DCHECK(!radio_group_.empty());
279    // Now that the buttons have been added to the view hierarchy, it's safe
280    // to call SetChecked() on them.
281    radio_group_[radio_group.default_item]->SetChecked(true);
282  }
283
284  // Layout code for the media device menus.
285  if (content_setting_bubble_model_->content_type() ==
286      CONTENT_SETTINGS_TYPE_MEDIASTREAM) {
287    const int kMediaMenuColumnSetId = 2;
288    views::ColumnSet* menu_column_set =
289        layout->AddColumnSet(kMediaMenuColumnSetId);
290    menu_column_set->AddPaddingColumn(0, views::kCheckboxIndent);
291    menu_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 0,
292                               GridLayout::USE_PREF, 0, 0);
293    menu_column_set->AddPaddingColumn(
294        0, views::kRelatedControlHorizontalSpacing);
295    menu_column_set->AddColumn(GridLayout::LEADING, GridLayout::FILL, 1,
296                               GridLayout::USE_PREF, 0, 0);
297
298    int menu_width = 0;
299    for (ContentSettingBubbleModel::MediaMenuMap::const_iterator i(
300         bubble_content.media_menus.begin());
301         i != bubble_content.media_menus.end(); ++i) {
302      if (!bubble_content_empty)
303        layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
304      layout->StartRow(0, kMediaMenuColumnSetId);
305
306      views::Label* label = new views::Label(UTF8ToUTF16(i->second.label));
307      label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
308
309      views::MenuButton* menu_button = new views::MenuButton(
310          NULL, UTF8ToUTF16((i->second.selected_device.name)), this, true);
311      menu_button->set_alignment(views::TextButton::ALIGN_LEFT);
312      menu_button->set_border(
313          new views::TextButtonNativeThemeBorder(menu_button));
314      menu_button->set_animate_on_state_change(false);
315
316      MediaMenuParts* menu_view = new MediaMenuParts(i->first);
317      menu_view->menu_model.reset(new ContentSettingMediaMenuModel(
318          i->first,
319          content_setting_bubble_model_.get(),
320          base::Bind(&ContentSettingBubbleContents::UpdateMenuLabel,
321                     base::Unretained(this))));
322      media_menus_[menu_button] = menu_view;
323
324      if (!menu_view->menu_model->GetItemCount()) {
325        // Show a "None available" title and grey out the menu when there is no
326        // available device.
327        menu_button->SetText(
328            l10n_util::GetStringUTF16(IDS_MEDIA_MENU_NO_DEVICE_TITLE));
329        menu_button->SetEnabled(false);
330      }
331
332      // Use the longest width of the menus as the width of the menu buttons.
333      menu_width = std::max(menu_width,
334                            GetPreferredMediaMenuWidth(
335                                menu_button, menu_view->menu_model.get()));
336
337      layout->AddView(label);
338      layout->AddView(menu_button);
339
340      bubble_content_empty = false;
341    }
342
343    // Make sure the width is at least kMinMediaMenuButtonWidth. The
344    // maximum width will be clamped by kMaxContentsWidth of the view.
345    menu_width = std::max(kMinMediaMenuButtonWidth, menu_width);
346
347    // Set all the menu buttons to the width we calculated above.
348    for (MediaMenuPartsMap::const_iterator i = media_menus_.begin();
349         i != media_menus_.end(); ++i) {
350      i->first->set_min_width(menu_width);
351      i->first->set_max_width(menu_width);
352    }
353  }
354
355  gfx::Font domain_font =
356      views::Label().font().DeriveFont(0, gfx::Font::BOLD);
357  for (std::vector<ContentSettingBubbleModel::DomainList>::const_iterator i(
358       bubble_content.domain_lists.begin());
359       i != bubble_content.domain_lists.end(); ++i) {
360    layout->StartRow(0, kSingleColumnSetId);
361    views::Label* section_title = new views::Label(UTF8ToUTF16(i->title));
362    section_title->SetMultiLine(true);
363    section_title->SetHorizontalAlignment(gfx::ALIGN_LEFT);
364    layout->AddView(section_title, 1, 1, GridLayout::FILL, GridLayout::LEADING);
365    for (std::set<std::string>::const_iterator j = i->hosts.begin();
366         j != i->hosts.end(); ++j) {
367      layout->StartRow(0, indented_kSingleColumnSetId);
368      layout->AddView(new views::Label(UTF8ToUTF16(*j), domain_font));
369    }
370    bubble_content_empty = false;
371  }
372
373  if (!bubble_content.custom_link.empty()) {
374    custom_link_ = new views::Link(UTF8ToUTF16(bubble_content.custom_link));
375    custom_link_->SetEnabled(bubble_content.custom_link_enabled);
376    custom_link_->set_listener(this);
377    if (!bubble_content_empty)
378      layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
379    layout->StartRow(0, kSingleColumnSetId);
380    layout->AddView(custom_link_);
381    bubble_content_empty = false;
382  }
383
384  if (!bubble_content_empty) {
385    layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
386    layout->StartRow(0, kSingleColumnSetId);
387    layout->AddView(new views::Separator(views::Separator::HORIZONTAL), 1, 1,
388                    GridLayout::FILL, GridLayout::FILL);
389    layout->AddPaddingRow(0, views::kRelatedControlVerticalSpacing);
390  }
391
392  const int kDoubleColumnSetId = 1;
393  views::ColumnSet* double_column_set =
394      layout->AddColumnSet(kDoubleColumnSetId);
395  double_column_set->AddColumn(GridLayout::LEADING, GridLayout::CENTER, 1,
396                        GridLayout::USE_PREF, 0, 0);
397  double_column_set->AddPaddingColumn(
398      0, views::kUnrelatedControlHorizontalSpacing);
399  double_column_set->AddColumn(GridLayout::TRAILING, GridLayout::CENTER, 0,
400                        GridLayout::USE_PREF, 0, 0);
401
402  layout->StartRow(0, kDoubleColumnSetId);
403  manage_link_ = new views::Link(UTF8ToUTF16(bubble_content.manage_link));
404  manage_link_->set_listener(this);
405  layout->AddView(manage_link_);
406
407  close_button_ = new views::LabelButton(
408      this, l10n_util::GetStringUTF16(IDS_DONE));
409  close_button_->SetStyle(views::Button::STYLE_NATIVE_TEXTBUTTON);
410  layout->AddView(close_button_);
411}
412
413void ContentSettingBubbleContents::ButtonPressed(views::Button* sender,
414                                                 const ui::Event& event) {
415  if (sender == close_button_) {
416    content_setting_bubble_model_->OnDoneClicked();
417    StartFade(false);
418    return;
419  }
420
421  for (RadioGroup::const_iterator i(radio_group_.begin());
422       i != radio_group_.end(); ++i) {
423    if (sender == *i) {
424      content_setting_bubble_model_->OnRadioClicked(i - radio_group_.begin());
425      return;
426    }
427  }
428  NOTREACHED() << "unknown radio";
429}
430
431void ContentSettingBubbleContents::LinkClicked(views::Link* source,
432                                               int event_flags) {
433  if (source == custom_link_) {
434    content_setting_bubble_model_->OnCustomLinkClicked();
435    StartFade(false);
436    return;
437  }
438  if (source == manage_link_) {
439    StartFade(false);
440    content_setting_bubble_model_->OnManageLinkClicked();
441    // CAREFUL: Showing the settings window activates it, which deactivates the
442    // info bubble, which causes it to close, which deletes us.
443    return;
444  }
445
446  PopupLinks::const_iterator i(popup_links_.find(source));
447  DCHECK(i != popup_links_.end());
448  content_setting_bubble_model_->OnPopupClicked(i->second);
449}
450
451void ContentSettingBubbleContents::OnMenuButtonClicked(
452    views::View* source,
453    const gfx::Point& point) {
454  MediaMenuPartsMap::iterator i(media_menus_.find(
455      static_cast<views::MenuButton*>(source)));
456  DCHECK(i != media_menus_.end());
457
458  menu_runner_.reset(new views::MenuRunner(i->second->menu_model.get()));
459
460  gfx::Point screen_location;
461  views::View::ConvertPointToScreen(i->first, &screen_location);
462  ignore_result(menu_runner_->RunMenuAt(
463      source->GetWidget(),
464      i->first,
465      gfx::Rect(screen_location, i->first->size()),
466      views::MenuItemView::TOPLEFT,
467      views::MenuRunner::HAS_MNEMONICS));
468}
469
470void ContentSettingBubbleContents::Observe(
471    int type,
472    const content::NotificationSource& source,
473    const content::NotificationDetails& details) {
474  DCHECK_EQ(content::NOTIFICATION_WEB_CONTENTS_DESTROYED, type);
475  DCHECK(source == content::Source<WebContents>(web_contents_));
476  web_contents_ = NULL;
477}
478
479int ContentSettingBubbleContents::GetPreferredMediaMenuWidth(
480    views::MenuButton* button,
481    ui::SimpleMenuModel* menu_model) {
482  string16 title = button->text();
483
484  int width = button->GetPreferredSize().width();
485  for (int i = 0; i < menu_model->GetItemCount(); ++i) {
486    button->SetText(menu_model->GetLabelAt(i));
487    width = std::max(width, button->GetPreferredSize().width());
488  }
489
490  // Recover the title for the menu button.
491  button->SetText(title);
492  return width;
493}
494