ui/app_list/app_list_folder_item.cc

   1 // Copyright 2013 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 "ui/app_list/app_list_folder_item.h"
   6
   7 #include "base/guid.h"
   8 #include "ui/app_list/app_list_constants.h"
   9 #include "ui/app_list/app_list_item_list.h"
  10 #include "ui/gfx/geometry/rect.h"
  11 #include "ui/gfx/image/image_skia.h"
  12
  13 namespace app_list {
  14
  15 AppListFolderItem::AppListFolderItem(const std::string& id,
  16                                      FolderType folder_type)
  17     : AppListItem(id),
  18       folder_type_(folder_type),
  19       item_list_(new AppListItemList),
  20       folder_image_(item_list_.get()) {
  21   folder_image_.AddObserver(this);
  22 }
  23
  24 AppListFolderItem::~AppListFolderItem() {
  25   folder_image_.RemoveObserver(this);
  26 }
  27
  28 const gfx::ImageSkia& AppListFolderItem::GetTopIcon(size_t item_index) {
  29   return folder_image_.GetTopIcon(item_index);
  30 }
  31
  32 gfx::Rect AppListFolderItem::GetTargetIconRectInFolderForItem(
  33     AppListItem* item,
  34     const gfx::Rect& folder_icon_bounds) {
  35   return folder_image_.GetTargetIconRectInFolderForItem(item,
  36                                                         folder_icon_bounds);
  37 }
  38
  39 void AppListFolderItem::Activate(int event_flags) {
  40   // Folder handling is implemented by the View, so do nothing.
  41 }
  42
  43 // static
  44 const char AppListFolderItem::kItemType[] = "FolderItem";
  45
  46 const char* AppListFolderItem::GetItemType() const {
  47   return AppListFolderItem::kItemType;
  48 }
  49
  50 ui::MenuModel* AppListFolderItem::GetContextMenuModel() {
  51   // TODO(stevenjb/jennyz): Implement.
  52   return NULL;
  53 }
  54
  55 AppListItem* AppListFolderItem::FindChildItem(const std::string& id) {
  56   return item_list_->FindItem(id);
  57 }
  58
  59 size_t AppListFolderItem::ChildItemCount() const {
  60   return item_list_->item_count();
  61 }
  62
  63 void AppListFolderItem::OnExtensionPreferenceChanged() {
  64   for (size_t i = 0; i < item_list_->item_count(); ++i)
  65     item_list_->item_at(i)->OnExtensionPreferenceChanged();
  66 }
  67
  68 bool AppListFolderItem::CompareForTest(const AppListItem* other) const {
  69   if (!AppListItem::CompareForTest(other))
  70     return false;
  71   const AppListFolderItem* other_folder =
  72       static_cast<const AppListFolderItem*>(other);
  73   if (other_folder->item_list()->item_count() != item_list_->item_count())
  74     return false;
  75   for (size_t i = 0; i < item_list_->item_count(); ++i) {
  76     if (!item_list()->item_at(i)->CompareForTest(
  77             other_folder->item_list()->item_at(i)))
  78       return false;
  79   }
  80   return true;
  81 }
  82
  83 std::string AppListFolderItem::GenerateId() {
  84   return base::GenerateGUID();
  85 }
  86
  87 void AppListFolderItem::OnFolderImageUpdated() {
  88   SetIcon(folder_image_.icon());
  89 }
  90
  91 }  // namespace app_list