src/chrome/browser/ui/views/bookmarks/bookmark_menu_controller_views.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/bookmarks/bookmark_menu_controller_views.h"
   6
   7 #include "base/prefs/pref_service.h"
   8 #include "base/stl_util.h"
   9 #include "base/strings/utf_string_conversions.h"
  10 #include "chrome/browser/bookmarks/bookmark_model.h"
  11 #include "chrome/browser/bookmarks/bookmark_stats.h"
  12 #include "chrome/browser/ui/views/bookmarks/bookmark_bar_view.h"
  13 #include "chrome/browser/ui/views/bookmarks/bookmark_menu_controller_observer.h"
  14 #include "chrome/browser/ui/views/bookmarks/bookmark_menu_delegate.h"
  15 #include "chrome/common/pref_names.h"
  16 #include "content/public/browser/page_navigator.h"
  17 #include "content/public/browser/user_metrics.h"
  18 #include "grit/generated_resources.h"
  19 #include "grit/theme_resources.h"
  20 #include "grit/ui_resources.h"
  21 #include "ui/base/dragdrop/os_exchange_data.h"
  22 #include "ui/base/resource/resource_bundle.h"
  23 #include "ui/views/controls/button/menu_button.h"
  24 #include "ui/views/controls/menu/menu_runner.h"
  25 #include "ui/views/widget/widget.h"
  26
  27 using content::PageNavigator;
  28 using content::UserMetricsAction;
  29 using views::MenuItemView;
  30
  31 BookmarkMenuController::BookmarkMenuController(Browser* browser,
  32                                                PageNavigator* page_navigator,
  33                                                views::Widget* parent,
  34                                                const BookmarkNode* node,
  35                                                int start_child_index)
  36     : menu_delegate_(
  37         new BookmarkMenuDelegate(browser, page_navigator, parent, 1,
  38                                  kint32max)),
  39       node_(node),
  40       observer_(NULL),
  41       for_drop_(false),
  42       bookmark_bar_(NULL) {
  43   menu_delegate_->Init(this, NULL, node, start_child_index,
  44                        BookmarkMenuDelegate::HIDE_PERMANENT_FOLDERS,
  45                        BOOKMARK_LAUNCH_LOCATION_BAR_SUBFOLDER);
  46   menu_runner_.reset(new views::MenuRunner(menu_delegate_->menu()));
  47 }
  48
  49 void BookmarkMenuController::RunMenuAt(BookmarkBarView* bookmark_bar,
  50                                        bool for_drop) {
  51   bookmark_bar_ = bookmark_bar;
  52   views::MenuButton* menu_button = bookmark_bar_->GetMenuButtonForNode(node_);
  53   DCHECK(menu_button);
  54   MenuItemView::AnchorPosition anchor;
  55   bookmark_bar_->GetAnchorPositionForButton(menu_button, &anchor);
  56   gfx::Point screen_loc;
  57   views::View::ConvertPointToScreen(menu_button, &screen_loc);
  58   // Subtract 1 from the height to make the popup flush with the button border.
  59   gfx::Rect bounds(screen_loc.x(), screen_loc.y(), menu_button->width(),
  60                    menu_button->height() - 1);
  61   for_drop_ = for_drop;
  62   menu_delegate_->GetBookmarkModel()->AddObserver(this);
  63   // We only delete ourself after the menu completes, so we can safely ignore
  64   // the return value.
  65   ignore_result(menu_runner_->RunMenuAt(menu_delegate_->parent(), menu_button,
  66       bounds, anchor, ui::MENU_SOURCE_NONE,
  67       for_drop ? views::MenuRunner::FOR_DROP : 0));
  68   if (!for_drop)
  69     delete this;
  70 }
  71
  72 void BookmarkMenuController::Cancel() {
  73   menu_delegate_->menu()->Cancel();
  74 }
  75
  76 MenuItemView* BookmarkMenuController::menu() const {
  77   return menu_delegate_->menu();
  78 }
  79
  80 MenuItemView* BookmarkMenuController::context_menu() const {
  81   return menu_delegate_->context_menu();
  82 }
  83
  84 void BookmarkMenuController::SetPageNavigator(PageNavigator* navigator) {
  85   menu_delegate_->SetPageNavigator(navigator);
  86 }
  87
  88 string16 BookmarkMenuController::GetTooltipText(int id,
  89                                                 const gfx::Point& p) const {
  90   return menu_delegate_->GetTooltipText(id, p);
  91 }
  92
  93 bool BookmarkMenuController::IsTriggerableEvent(views::MenuItemView* menu,
  94                                                 const ui::Event& e) {
  95   return menu_delegate_->IsTriggerableEvent(menu, e);
  96 }
  97
  98 void BookmarkMenuController::ExecuteCommand(int id, int mouse_event_flags) {
  99   menu_delegate_->ExecuteCommand(id, mouse_event_flags);
 100 }
 101
 102 bool BookmarkMenuController::ShouldExecuteCommandWithoutClosingMenu(
 103       int id, const ui::Event& e) {
 104   return menu_delegate_->ShouldExecuteCommandWithoutClosingMenu(id, e);
 105 }
 106
 107 bool BookmarkMenuController::GetDropFormats(
 108       MenuItemView* menu,
 109       int* formats,
 110       std::set<ui::OSExchangeData::CustomFormat>* custom_formats) {
 111   return menu_delegate_->GetDropFormats(menu, formats, custom_formats);
 112 }
 113
 114 bool BookmarkMenuController::AreDropTypesRequired(MenuItemView* menu) {
 115   return menu_delegate_->AreDropTypesRequired(menu);
 116 }
 117
 118 bool BookmarkMenuController::CanDrop(MenuItemView* menu,
 119                                      const ui::OSExchangeData& data) {
 120   return menu_delegate_->CanDrop(menu, data);
 121 }
 122
 123 int BookmarkMenuController::GetDropOperation(
 124     MenuItemView* item,
 125     const ui::DropTargetEvent& event,
 126     DropPosition* position) {
 127   return menu_delegate_->GetDropOperation(item, event, position);
 128 }
 129
 130 int BookmarkMenuController::OnPerformDrop(MenuItemView* menu,
 131                                           DropPosition position,
 132                                           const ui::DropTargetEvent& event) {
 133   int result = menu_delegate_->OnPerformDrop(menu, position, event);
 134   if (for_drop_)
 135     delete this;
 136   return result;
 137 }
 138
 139 bool BookmarkMenuController::ShowContextMenu(MenuItemView* source,
 140                                              int id,
 141                                              const gfx::Point& p,
 142                                              ui::MenuSourceType source_type) {
 143   return menu_delegate_->ShowContextMenu(source, id, p, source_type);
 144 }
 145
 146 void BookmarkMenuController::DropMenuClosed(MenuItemView* menu) {
 147   delete this;
 148 }
 149
 150 bool BookmarkMenuController::CanDrag(MenuItemView* menu) {
 151   return menu_delegate_->CanDrag(menu);
 152 }
 153
 154 void BookmarkMenuController::WriteDragData(MenuItemView* sender,
 155                                            ui::OSExchangeData* data) {
 156   return menu_delegate_->WriteDragData(sender, data);
 157 }
 158
 159 int BookmarkMenuController::GetDragOperations(MenuItemView* sender) {
 160   return menu_delegate_->GetDragOperations(sender);
 161 }
 162
 163 views::MenuItemView* BookmarkMenuController::GetSiblingMenu(
 164     views::MenuItemView* menu,
 165     const gfx::Point& screen_point,
 166     views::MenuItemView::AnchorPosition* anchor,
 167     bool* has_mnemonics,
 168     views::MenuButton** button) {
 169   if (!bookmark_bar_ || for_drop_)
 170     return NULL;
 171   gfx::Point bookmark_bar_loc(screen_point);
 172   views::View::ConvertPointToTarget(NULL, bookmark_bar_, &bookmark_bar_loc);
 173   int start_index;
 174   const BookmarkNode* node = bookmark_bar_->GetNodeForButtonAtModelIndex(
 175       bookmark_bar_loc, &start_index);
 176   if (!node || !node->is_folder())
 177     return NULL;
 178
 179   menu_delegate_->SetActiveMenu(node, start_index);
 180   *button = bookmark_bar_->GetMenuButtonForNode(node);
 181   bookmark_bar_->GetAnchorPositionForButton(*button, anchor);
 182   *has_mnemonics = false;
 183   return this->menu();
 184 }
 185
 186 int BookmarkMenuController::GetMaxWidthForMenu(MenuItemView* view) {
 187   return menu_delegate_->GetMaxWidthForMenu(view);
 188 }
 189
 190 void BookmarkMenuController::BookmarkModelChanged() {
 191   if (!menu_delegate_->is_mutating_model())
 192     menu()->Cancel();
 193 }
 194
 195 BookmarkMenuController::~BookmarkMenuController() {
 196   menu_delegate_->GetBookmarkModel()->RemoveObserver(this);
 197   if (observer_)
 198     observer_->BookmarkMenuControllerDeleted(this);
 199 }