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// Copyright (c) 2010 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_RENDERER_INDEXED_DB_DISPATCHER_H_
#define CHROME_RENDERER_INDEXED_DB_DISPATCHER_H_
#include "base/id_map.h"
#include "base/string16.h"
#include "ipc/ipc_message.h"
#include "third_party/WebKit/WebKit/chromium/public/WebIDBCallbacks.h"
#include "third_party/WebKit/WebKit/chromium/public/WebIDBDatabase.h"
namespace WebKit {
class WebFrame;
}
// Handle the indexed db related communication for this entire renderer.
class IndexedDBDispatcher {
public:
IndexedDBDispatcher();
~IndexedDBDispatcher();
// Called to possibly handle the incoming IPC message. Returns true if
// handled.
bool OnMessageReceived(const IPC::Message& msg);
void RequestIndexedDatabaseOpen(
const string16& name, const string16& description,
WebKit::WebIDBCallbacks* callbacks, const string16& origin,
WebKit::WebFrame* web_frame);
void RequestIDBDatabaseCreateObjectStore(
const string16& name, const string16& keypath, bool auto_increment,
WebKit::WebIDBCallbacks* callbacks, int32 idb_database_id);
void RequestIDBDatabaseRemoveObjectStore(
const string16& name, WebKit::WebIDBCallbacks* callbacks,
int32 idb_database_id);
void RequestIDBObjectStoreCreateIndex(
const string16& name, const string16& keypath, bool unique,
WebKit::WebIDBCallbacks* callbacks, int32 idb_object_store_id);
void RequestIDBObjectStoreRemoveIndex(
const string16& name, WebKit::WebIDBCallbacks* callbacks,
int32 idb_object_store_id);
private:
// IDBCallback message handlers.
void OnSuccessReturnNull(int32 response_id);
void OnSuccessCreateIDBDatabase(int32 response_id, int32 object_id);
void OnSuccessCreateIDBObjectStore(int32 response_id, int32 object_id);
void OnSuccessCreateIDBIndex(int32 response_id, int32 object_id);
void OnError(int32 response_id, int code, const string16& message);
// Careful! WebIDBCallbacks wraps non-threadsafe data types. It must be
// destroyed and used on the same thread it was created on.
IDMap<WebKit::WebIDBCallbacks, IDMapOwnPointer> pending_callbacks_;
DISALLOW_COPY_AND_ASSIGN(IndexedDBDispatcher);
};
#endif // CHROME_RENDERER_INDEXED_DB_DISPATCHER_H_
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