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// Copyright (c) 2009 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_EXTENSIONS_EXTENSION_BOOKMARKS_MODULE_H_
#define CHROME_BROWSER_EXTENSIONS_EXTENSION_BOOKMARKS_MODULE_H_
#include <string>
#include "base/singleton.h"
#include "chrome/browser/bookmarks/bookmark_model_observer.h"
#include "chrome/browser/extensions/extension_function.h"
#include "chrome/common/notification_registrar.h"
// Observes BookmarkModel and then routes the notifications as events to
// the extension system.
class ExtensionBookmarkEventRouter : public BookmarkModelObserver {
public:
static ExtensionBookmarkEventRouter* GetSingleton();
virtual ~ExtensionBookmarkEventRouter();
// Call this for each model to observe. Safe to call multiple times per
// model.
void Observe(BookmarkModel* model);
// BookmarkModelObserver
virtual void Loaded(BookmarkModel* model);
virtual void BookmarkModelBeingDeleted(BookmarkModel* model) { }
virtual void BookmarkNodeMoved(BookmarkModel* model,
const BookmarkNode* old_parent,
int old_index,
const BookmarkNode* new_parent,
int new_index);
virtual void BookmarkNodeAdded(BookmarkModel* model,
const BookmarkNode* parent,
int index);
virtual void BookmarkNodeRemoved(BookmarkModel* model,
const BookmarkNode* parent,
int old_index,
const BookmarkNode* node);
virtual void BookmarkNodeChanged(BookmarkModel* model,
const BookmarkNode* node);
virtual void BookmarkNodeFavIconLoaded(BookmarkModel* model,
const BookmarkNode* node);
virtual void BookmarkNodeChildrenReordered(BookmarkModel* model,
const BookmarkNode* node);
private:
ExtensionBookmarkEventRouter();
friend struct DefaultSingletonTraits<ExtensionBookmarkEventRouter>;
// Helper to actually dispatch an event to extension listeners.
void DispatchEvent(Profile* profile,
const char* event_name,
const std::string json_args);
// These are stored so that Observe can be called multiple times safely.
// This way the caller doesn't have to know whether it's already observing
// a particular model or not. The pointers are not owned by this object.
std::set<BookmarkModel*> models_;
DISALLOW_COPY_AND_ASSIGN(ExtensionBookmarkEventRouter);
};
class BookmarksFunction : public AsyncExtensionFunction,
public NotificationObserver {
virtual void Run();
virtual bool RunImpl() = 0;
protected:
// Helper to get the bookmark id as int64 from the given string id.
// Sets error_ to an errro string if the given id string can't be parsed
// as an int64. In case of error, doesn't change id and returns false.
bool GetBookmarkIdAsInt64(const std::string& id_string, int64* id);
private:
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
NotificationRegistrar registrar_;
};
class GetBookmarksFunction : public BookmarksFunction {
virtual bool RunImpl();
DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.get")
};
class GetBookmarkChildrenFunction : public BookmarksFunction {
virtual bool RunImpl();
DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.getChildren")
};
class GetBookmarkTreeFunction : public BookmarksFunction {
virtual bool RunImpl();
DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.getTree")
};
class SearchBookmarksFunction : public BookmarksFunction {
virtual bool RunImpl();
DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.search")
};
class RemoveBookmarkFunction : public BookmarksFunction {
virtual bool RunImpl();
DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.remove")
};
class RemoveTreeBookmarkFunction : public RemoveBookmarkFunction {
DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.removeTree")
};
class CreateBookmarkFunction : public BookmarksFunction {
virtual bool RunImpl();
DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.create")
};
class MoveBookmarkFunction : public BookmarksFunction {
virtual bool RunImpl();
DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.move")
};
class UpdateBookmarkFunction : public BookmarksFunction {
virtual bool RunImpl();
DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.update")
};
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_BOOKMARKS_MODULE_H_
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