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      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/bookmarks/bookmark_context_menu.h"
      6 
      7 #include "base/i18n/rtl.h"
      8 #include "base/strings/utf_string_conversions.h"
      9 #include "chrome/app/chrome_command_ids.h"
     10 #include "chrome/browser/chrome_notification_types.h"
     11 #include "components/bookmarks/browser/bookmark_model.h"
     12 #include "content/public/browser/notification_service.h"
     13 #include "ui/views/controls/menu/menu_item_view.h"
     14 #include "ui/views/controls/menu/menu_model_adapter.h"
     15 #include "ui/views/controls/menu/menu_runner.h"
     16 #include "ui/views/widget/widget.h"
     17 
     18 using content::PageNavigator;
     19 
     20 namespace {
     21 
     22 // Returns true if |command_id| corresponds to a command that causes one or more
     23 // bookmarks to be removed.
     24 bool IsRemoveBookmarksCommand(int command_id) {
     25   return command_id == IDC_CUT || command_id == IDC_BOOKMARK_BAR_REMOVE;
     26 }
     27 
     28 }  // namespace
     29 
     30 ////////////////////////////////////////////////////////////////////////////////
     31 // BookmarkContextMenu, public:
     32 
     33 BookmarkContextMenu::BookmarkContextMenu(
     34     views::Widget* parent_widget,
     35     Browser* browser,
     36     Profile* profile,
     37     PageNavigator* page_navigator,
     38     const BookmarkNode* parent,
     39     const std::vector<const BookmarkNode*>& selection,
     40     bool close_on_remove)
     41     : controller_(new BookmarkContextMenuController(
     42           parent_widget ? parent_widget->GetNativeWindow() : NULL, this,
     43           browser, profile, page_navigator, parent, selection)),
     44       parent_widget_(parent_widget),
     45       menu_(new views::MenuItemView(this)),
     46       menu_runner_(new views::MenuRunner(menu_,
     47                                          views::MenuRunner::HAS_MNEMONICS |
     48                                              views::MenuRunner::IS_NESTED |
     49                                              views::MenuRunner::CONTEXT_MENU)),
     50       observer_(NULL),
     51       close_on_remove_(close_on_remove) {
     52   ui::SimpleMenuModel* menu_model = controller_->menu_model();
     53   for (int i = 0; i < menu_model->GetItemCount(); ++i) {
     54     views::MenuModelAdapter::AppendMenuItemFromModel(
     55         menu_model, i, menu_, menu_model->GetCommandIdAt(i));
     56   }
     57 }
     58 
     59 BookmarkContextMenu::~BookmarkContextMenu() {
     60 }
     61 
     62 void BookmarkContextMenu::RunMenuAt(const gfx::Point& point,
     63                                     ui::MenuSourceType source_type) {
     64   content::NotificationService::current()->Notify(
     65       chrome::NOTIFICATION_BOOKMARK_CONTEXT_MENU_SHOWN,
     66       content::Source<BookmarkContextMenu>(this),
     67       content::NotificationService::NoDetails());
     68   // width/height don't matter here.
     69   if (menu_runner_->RunMenuAt(parent_widget_,
     70                               NULL,
     71                               gfx::Rect(point.x(), point.y(), 0, 0),
     72                               views::MENU_ANCHOR_TOPLEFT,
     73                               source_type) == views::MenuRunner::MENU_DELETED) {
     74     return;
     75   }
     76 }
     77 
     78 void BookmarkContextMenu::SetPageNavigator(PageNavigator* navigator) {
     79   controller_->set_navigator(navigator);
     80 }
     81 
     82 ////////////////////////////////////////////////////////////////////////////////
     83 // BookmarkContextMenu, views::MenuDelegate implementation:
     84 
     85 void BookmarkContextMenu::ExecuteCommand(int command_id, int event_flags) {
     86   controller_->ExecuteCommand(command_id, event_flags);
     87 }
     88 
     89 bool BookmarkContextMenu::IsItemChecked(int command_id) const {
     90   return controller_->IsCommandIdChecked(command_id);
     91 }
     92 
     93 bool BookmarkContextMenu::IsCommandEnabled(int command_id) const {
     94   return controller_->IsCommandIdEnabled(command_id);
     95 }
     96 
     97 bool BookmarkContextMenu::IsCommandVisible(int command_id) const {
     98   return controller_->IsCommandIdVisible(command_id);
     99 }
    100 
    101 bool BookmarkContextMenu::ShouldCloseAllMenusOnExecute(int id) {
    102   return (id != IDC_BOOKMARK_BAR_REMOVE) || close_on_remove_;
    103 }
    104 
    105 ////////////////////////////////////////////////////////////////////////////////
    106 // BookmarkContextMenuControllerDelegate
    107 // implementation:
    108 
    109 void BookmarkContextMenu::CloseMenu() {
    110   menu_->Cancel();
    111 }
    112 
    113 void BookmarkContextMenu::WillExecuteCommand(
    114     int command_id,
    115     const std::vector<const BookmarkNode*>& bookmarks) {
    116   if (observer_ && IsRemoveBookmarksCommand(command_id))
    117     observer_->WillRemoveBookmarks(bookmarks);
    118 }
    119 
    120 void BookmarkContextMenu::DidExecuteCommand(int command_id) {
    121   if (observer_ && IsRemoveBookmarksCommand(command_id))
    122     observer_->DidRemoveBookmarks();
    123 }
    124