blob: 924a653b4da2f4b834a84dcf974ea872846b84f6 [file] [log] [blame]
// 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.
#include "ui/app_list/app_list_export.h"
#include "ui/app_list/views/apps_grid_view.h"
namespace gfx {
class Point;
namespace app_list {
class AppListItemView;
// A delegate which allows an AppsGridView to communicate with its host folder.
class APP_LIST_EXPORT AppsGridViewFolderDelegate {
// Updates the folder view background to show or hide folder container ink
// bubble.
virtual void UpdateFolderViewBackground(bool show_bubble) = 0;
// Called when a folder item is dragged out of the folder to be re-parented.
// |original_drag_view| is the |drag_view_| inside the folder's grid view.
// |drag_point_in_folder_grid| is the last drag point in coordinate of the
// AppsGridView inside the folder.
virtual void ReparentItem(AppListItemView* original_drag_view,
const gfx::Point& drag_point_in_folder_grid,
bool has_native_drag) = 0;
// Dispatches drag event from the hidden grid view to the root level grid view
// for re-parenting a folder item.
virtual void DispatchDragEventForReparent(
AppsGridView::Pointer pointer,
const gfx::Point& drag_point_in_folder_grid) = 0;
// Dispatches EndDrag event from the hidden grid view to the root level grid
// view for reparenting a folder item.
// |events_forwarded_to_drag_drop_host|: True if the dragged item is dropped
// to the drag_drop_host, eg. dropped on shelf.
// |cancel_drag|: True if the drag is ending because it has been canceled.
virtual void DispatchEndDragEventForReparent(
bool events_forwarded_to_drag_drop_host,
bool cancel_drag) = 0;
// Returns true if |point| falls outside of the folder container ink bubble.
virtual bool IsPointOutsideOfFolderBoundary(const gfx::Point& point) = 0;
// Returns true if the associated folder item is an OEM folder.
virtual bool IsOEMFolder() const = 0;
// Hides or show the root level's grid view. This is needed so that the
// synchronous drag has an icon for reparenting while it loads.
virtual void SetRootLevelDragViewVisible(bool visible) = 0;
virtual ~AppsGridViewFolderDelegate() {}
} // namespace app_list