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// Copyright (c) 2012 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_TAB_CONTENTS_WEB_DRAG_BOOKMARK_HANDLER_AURA_H_
#define CHROME_BROWSER_TAB_CONTENTS_WEB_DRAG_BOOKMARK_HANDLER_AURA_H_
#pragma once
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_drag_dest_delegate.h"
#include "chrome/browser/bookmarks/bookmark_node_data.h"
class TabContents;
// Chrome needs to intercept content drag events so it can dispatch them to the
// bookmarks and extensions system.
// Note that unlike the other platforms, Aura doesn't use all of the
// WebDragDest infrastructure, just the WebDragDestDelegate.
class WebDragBookmarkHandlerAura : public content::WebDragDestDelegate {
public:
WebDragBookmarkHandlerAura();
virtual ~WebDragBookmarkHandlerAura();
// Overridden from content::WebDragDestDelegate:
virtual void DragInitialize(content::WebContents* contents) OVERRIDE;
virtual void OnDragOver() OVERRIDE;
virtual void OnDragEnter() OVERRIDE;
virtual void OnDrop() OVERRIDE;
virtual void OnDragLeave() OVERRIDE;
virtual void OnReceiveDragData(const ui::OSExchangeData& data) OVERRIDE;
private:
// The TabContents.
// Weak reference; may be NULL if the contents aren't contained in a
// TabContents (e.g. WebUI dialogs).
TabContents* tab_;
// The bookmark data for the active drag. Empty when there is no active drag.
BookmarkNodeData bookmark_drag_data_;
DISALLOW_COPY_AND_ASSIGN(WebDragBookmarkHandlerAura);
};
#endif // CHROME_BROWSER_TAB_CONTENTS_WEB_DRAG_BOOKMARK_HANDLER_AURA_H_
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