ui/app_list/views/app_list_folder_view.h

   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 #ifndef UI_APP_LIST_VIEWS_APP_LIST_FOLDER_VIEW_H_
   6 #define UI_APP_LIST_VIEWS_APP_LIST_FOLDER_VIEW_H_
   7
   8 #include "ui/app_list/app_list_item_list_observer.h"
   9 #include "ui/app_list/views/folder_header_view.h"
  10 #include "ui/app_list/views/folder_header_view_delegate.h"
  11 #include "ui/compositor/layer_animation_observer.h"
  12 #include "ui/views/controls/button/button.h"
  13 #include "ui/views/view.h"
  14
  15 namespace content {
  16 class WebContents;
  17 }
  18
  19 namespace views {
  20 class ViewModel;
  21 }
  22
  23 namespace app_list {
  24
  25 class AppsContainerView;
  26 class AppsGridView;
  27 class AppListFolderItem;
  28 class AppListMainView;
  29 class AppListModel;
  30 class FolderHeaderView;
  31 class PaginationModel;
  32
  33 class AppListFolderView : public views::View,
  34                           public FolderHeaderViewDelegate,
  35                           public AppListItemListObserver,
  36                           public ui::ImplicitAnimationObserver {
  37  public:
  38   AppListFolderView(AppsContainerView* container_view,
  39                     AppListModel* model,
  40                     AppListMainView* app_list_main_view,
  41                     content::WebContents* start_page_contents);
  42   virtual ~AppListFolderView();
  43
  44   void SetAppListFolderItem(AppListFolderItem* folder);
  45
  46   // Schedules an animation to show or hide the view.
  47   void ScheduleShowHideAnimation(bool show);
  48
  49   // Gets icon image bounds of the item at |index|, relative to
  50   // AppListFolderView.
  51   gfx::Rect GetItemIconBoundsAt(int index);
  52
  53   // views::View overrides:
  54   virtual gfx::Size GetPreferredSize() OVERRIDE;
  55   virtual void Layout() OVERRIDE;
  56   virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE;
  57
  58   // Overridden from AppListItemListObserver:
  59   virtual void OnListItemRemoved(size_t index, AppListItem* item) OVERRIDE;
  60
  61   // ui::ImplicitAnimationObserver overrides:
  62   virtual void OnImplicitAnimationsCompleted() OVERRIDE;
  63
  64  private:
  65   void CalculateIdealBounds();
  66
  67   // Overridden from FolderHeaderViewDelegate:
  68   virtual void NavigateBack(AppListFolderItem* item,
  69                             const ui::Event& event_flags) OVERRIDE;
  70
  71   AppsContainerView* container_view_;  // Not owned.
  72   FolderHeaderView* folder_header_view_;  // Owned by views hierarchy.
  73   AppsGridView* items_grid_view_;  // Owned by the views hierarchy.
  74
  75   scoped_ptr<views::ViewModel> view_model_;
  76
  77   AppListModel* model_;  // Not owned.
  78   AppListFolderItem* folder_item_;  // Not owned.
  79
  80   scoped_ptr<PaginationModel> pagination_model_;
  81
  82   DISALLOW_COPY_AND_ASSIGN(AppListFolderView);
  83 };
  84
  85 }  // namespace app_list
  86
  87 #endif  // UI_APP_LIST_VIEWS_APP_LIST_FOLDER_VIEW_H_