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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_ANDROID_PROVIDER_BOOKMARK_MODEL_OBSERVER_TASK_H_
#define CHROME_BROWSER_ANDROID_PROVIDER_BOOKMARK_MODEL_OBSERVER_TASK_H_
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "components/bookmarks/browser/bookmark_model_observer.h"
// Base class for synchronous tasks that involve the bookmark model.
// Ensures the model has been loaded before accessing it.
// Must not be created from the UI thread.
class BookmarkModelTask {
public:
explicit BookmarkModelTask(BookmarkModel* model);
BookmarkModel* model() const;
private:
BookmarkModel* model_;
DISALLOW_COPY_AND_ASSIGN(BookmarkModelTask);
};
// Base class for bookmark model tasks that observe for model updates.
class BookmarkModelObserverTask : public BookmarkModelTask,
public bookmarks::BookmarkModelObserver {
public:
explicit BookmarkModelObserverTask(BookmarkModel* bookmark_model);
virtual ~BookmarkModelObserverTask();
// bookmarks::BookmarkModelObserver:
virtual void BookmarkModelLoaded(BookmarkModel* model,
bool ids_reassigned) override;
virtual void BookmarkNodeMoved(BookmarkModel* model,
const BookmarkNode* old_parent,
int old_index,
const BookmarkNode* new_parent,
int new_index) override;
virtual void BookmarkNodeAdded(BookmarkModel* model,
const BookmarkNode* parent,
int index) override;
virtual void BookmarkNodeRemoved(BookmarkModel* model,
const BookmarkNode* parent,
int old_index,
const BookmarkNode* node,
const std::set<GURL>& removed_urls) override;
virtual void BookmarkAllUserNodesRemoved(
BookmarkModel* model,
const std::set<GURL>& removed_urls) override;
virtual void BookmarkNodeChanged(BookmarkModel* model,
const BookmarkNode* node) override;
virtual void BookmarkNodeFaviconChanged(BookmarkModel* model,
const BookmarkNode* node) override;
virtual void BookmarkNodeChildrenReordered(BookmarkModel* model,
const BookmarkNode* node) override;
private:
DISALLOW_COPY_AND_ASSIGN(BookmarkModelObserverTask);
};
#endif // CHROME_BROWSER_ANDROID_PROVIDER_BOOKMARK_MODEL_OBSERVER_TASK_H_
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