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// 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 "base/macros.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();
~FolderBackgroundView() override;
// 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:
void OnPaint(gfx::Canvas* canvas) override;
// ui::ImplicitAnimationObserver overrides:
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_