| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UI_APP_LIST_VIEWS_FOLDER_BACKGROUND_VIEW_H_ |
| #define UI_APP_LIST_VIEWS_FOLDER_BACKGROUND_VIEW_H_ |
| |
| #include "ui/compositor/layer_animation_observer.h" |
| #include "ui/views/view.h" |
| |
| namespace app_list { |
| |
| class AppListFolderView; |
| |
| // Draws the ink bubble indicating the boundary of the folder when user drags an |
| // item inside a folder. |
| class FolderBackgroundView : public views::View, |
| public ui::ImplicitAnimationObserver { |
| public: |
| enum ShowState { |
| NO_BUBBLE, |
| SHOW_BUBBLE, |
| HIDE_BUBBLE, |
| }; |
| |
| FolderBackgroundView(); |
| virtual ~FolderBackgroundView(); |
| |
| // Updates the ink bubble's ShowState. |
| void UpdateFolderContainerBubble(ShowState state); |
| |
| // Returns the radius of the folder container ink bubble. |
| int GetFolderContainerBubbleRadius() const; |
| |
| void set_folder_view(AppListFolderView* folder_view) { |
| folder_view_ = folder_view; |
| } |
| |
| private: |
| // views::View overrides: |
| virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; |
| |
| // ui::ImplicitAnimationObserver overrides: |
| virtual void OnImplicitAnimationsCompleted() OVERRIDE; |
| |
| AppListFolderView* folder_view_; |
| ShowState show_state_; |
| |
| DISALLOW_COPY_AND_ASSIGN(FolderBackgroundView); |
| }; |
| |
| } // namespace app_list |
| |
| #endif // UI_APP_LIST_VIEWS_FOLDER_BACKGROUND_VIEW_H_ |