content_setting_bubble_contents.cc revision 5c02ac1a9c1b504631c0a3d2b6e737b5d738bae1 
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
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}  // namespace
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// ContentSettingBubbleContents -----------------------------------------------
139
140ContentSettingBubbleContents::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
153ContentSettingBubbleContents::~ContentSettingBubbleContents() {
154  STLDeleteValues(&media_menus_);
155}
156
157gfx::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
167void 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
180void 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
404void 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
417void 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
437void 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
456int 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}
471