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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 CHROME_BROWSER_BOOKMARKS_CHROME_BOOKMARK_CLIENT_H_
#define CHROME_BROWSER_BOOKMARKS_CHROME_BOOKMARK_CLIENT_H_
#include <set>
#include <vector>
#include "base/callback_list.h"
#include "base/deferred_sequenced_task_runner.h"
#include "base/macros.h"
#include "components/bookmarks/browser/base_bookmark_model_observer.h"
#include "components/bookmarks/browser/bookmark_client.h"
#include "components/policy/core/browser/managed_bookmarks_tracker.h"
class BookmarkModel;
class GURL;
class HistoryService;
class HistoryServiceFactory;
class Profile;
class ChromeBookmarkClient : public bookmarks::BookmarkClient,
public bookmarks::BaseBookmarkModelObserver {
public:
explicit ChromeBookmarkClient(Profile* profile);
~ChromeBookmarkClient() override;
void Init(BookmarkModel* model);
// KeyedService:
void Shutdown() override;
// Returns the managed_node.
const BookmarkNode* managed_node() { return managed_node_; }
// Returns true if the given node belongs to the managed bookmarks tree.
bool IsDescendantOfManagedNode(const BookmarkNode* node);
// Returns true if there is at least one managed node in the |list|.
bool HasDescendantsOfManagedNode(
const std::vector<const BookmarkNode*>& list);
// bookmarks::BookmarkClient:
bool PreferTouchIcon() override;
base::CancelableTaskTracker::TaskId GetFaviconImageForPageURL(
const GURL& page_url,
favicon_base::IconType type,
const favicon_base::FaviconImageCallback& callback,
base::CancelableTaskTracker* tracker) override;
bool SupportsTypedCountForNodes() override;
void GetTypedCountForNodes(
const NodeSet& nodes,
NodeTypedCountPairs* node_typed_count_pairs) override;
bool IsPermanentNodeVisible(const BookmarkPermanentNode* node) override;
void RecordAction(const base::UserMetricsAction& action) override;
bookmarks::LoadExtraCallback GetLoadExtraNodesCallback() override;
bool CanSetPermanentNodeTitle(const BookmarkNode* permanent_node) override;
bool CanSyncNode(const BookmarkNode* node) override;
bool CanBeEditedByUser(const BookmarkNode* node) override;
private:
friend class HistoryServiceFactory;
void SetHistoryService(HistoryService* history_service);
// bookmarks::BaseBookmarkModelObserver:
void BookmarkModelChanged() override;
void BookmarkNodeRemoved(BookmarkModel* model,
const BookmarkNode* parent,
int old_index,
const BookmarkNode* node,
const std::set<GURL>& removed_urls) override;
void BookmarkAllUserNodesRemoved(BookmarkModel* model,
const std::set<GURL>& removed_urls) override;
void BookmarkModelLoaded(BookmarkModel* model, bool ids_reassigned) override;
// Helper for GetLoadExtraNodesCallback().
static bookmarks::BookmarkPermanentNodeList LoadExtraNodes(
scoped_ptr<BookmarkPermanentNode> managed_node,
scoped_ptr<base::ListValue> initial_managed_bookmarks,
int64* next_node_id);
// Returns the management domain that configured the managed bookmarks,
// or an empty string.
std::string GetManagedBookmarksDomain();
Profile* profile_;
// HistoryService associated to the Profile. Due to circular dependency, this
// cannot be passed to the constructor, nor lazily fetched. Instead the value
// is initialized from HistoryServiceFactory.
HistoryService* history_service_;
scoped_ptr<base::CallbackList<void(const std::set<GURL>&)>::Subscription>
favicon_changed_subscription_;
// Pointer to the BookmarkModel. Will be non-NULL from the call to Init to
// the call to Shutdown. Must be valid for the whole interval.
BookmarkModel* model_;
scoped_ptr<policy::ManagedBookmarksTracker> managed_bookmarks_tracker_;
BookmarkPermanentNode* managed_node_;
DISALLOW_COPY_AND_ASSIGN(ChromeBookmarkClient);
};
#endif // CHROME_BROWSER_BOOKMARKS_CHROME_BOOKMARK_CLIENT_H_
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