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// Copyright (c) 2006-2008 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 CHROME_BROWSER_BOOKMARKS_BOOKMARK_DRAG_UTILS_H_
#define CHROME_BROWSER_BOOKMARKS_BOOKMARK_DRAG_UTILS_H_
#include "chrome/browser/bookmarks/bookmark_drag_data.h"
class BookmarkNode;
class Profile;
namespace views {
class DropTargetEvent;
}
// Functions used in managing bookmark drag and drop. These functions are
// used by both the bookmark bar and bookmark manager.
namespace bookmark_drag_utils {
// Calculates the drop operation given the event and supported set of
// operations. This prefers the following ordering: COPY, LINK then MOVE.
int PreferredDropOperation(const views::DropTargetEvent& event,
int operation);
// Returns true if the bookmark data can be dropped on |drop_parent| at
// |index|. A drop from a separate profile is always allowed, where as
// a drop from the same profile is only allowed if none of the nodes in
// |data| are an ancestor of |drop_parent| and one of the nodes isn't already
// a child of |drop_parent| at |index|.
bool IsValidDropLocation(Profile* profile,
const BookmarkDragData& data,
BookmarkNode* drop_parent,
int index);
// Clones drag data, adding newly created nodes to |parent| starting at
// |index_to_add_at|.
void CloneDragData(BookmarkModel* model,
const std::vector<BookmarkDragData::Element>& elements,
BookmarkNode* parent,
int index_to_add_at);
}
#endif // CHROME_BROWSER_BOOKMARKS_BOOKMARK_DRAG_UTILS_H_
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