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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 CONTENT_BROWSER_IN_PROCESS_WEBKIT_INDEXED_DB_CALLBACKS_H_
#define CONTENT_BROWSER_IN_PROCESS_WEBKIT_INDEXED_DB_CALLBACKS_H_
#include "base/basictypes.h"
#include "base/memory/ref_counted.h"
#include "content/browser/in_process_webkit/indexed_db_dispatcher_host.h"
#include "googleurl/src/gurl.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebString.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBCallbacks.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBCursor.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBDatabase.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBDatabaseError.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebIDBTransaction.h"
namespace content {
class IndexedDBCallbacksBase : public WebKit::WebIDBCallbacks {
public:
virtual ~IndexedDBCallbacksBase();
virtual void onError(const WebKit::WebIDBDatabaseError& error);
virtual void onBlocked();
virtual void onBlocked(long long old_version);
protected:
IndexedDBCallbacksBase(IndexedDBDispatcherHost* dispatcher_host,
int32 ipc_thread_id,
int32 ipc_response_id);
IndexedDBDispatcherHost* dispatcher_host() const {
return dispatcher_host_.get();
}
int32 ipc_thread_id() const { return ipc_thread_id_; }
int32 ipc_response_id() const { return ipc_response_id_; }
private:
scoped_refptr<IndexedDBDispatcherHost> dispatcher_host_;
int32 ipc_response_id_;
int32 ipc_thread_id_;
DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBCallbacksBase);
};
// TODO(dgrogan): Remove this class and change the remaining specializations
// into subclasses of IndexedDBCallbacksBase.
template <class WebObjectType>
class IndexedDBCallbacks : public IndexedDBCallbacksBase {
DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBCallbacks);
};
class IndexedDBCallbacksDatabase : public IndexedDBCallbacksBase {
public:
IndexedDBCallbacksDatabase(
IndexedDBDispatcherHost* dispatcher_host,
int32 ipc_thread_id,
int32 ipc_response_id,
const GURL& origin_url);
virtual void onSuccess(WebKit::WebIDBDatabase* idb_object);
virtual void onUpgradeNeeded(
long long old_version,
WebKit::WebIDBTransaction* transaction,
WebKit::WebIDBDatabase* database);
private:
GURL origin_url_;
int32 ipc_database_id_;
DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBCallbacksDatabase);
};
// WebIDBCursor uses:
// * onSuccess(WebIDBCursor*, WebIDBKey, WebIDBKey, SerializedScriptValue)
// when an openCursor()/openKeyCursor() call has succeeded,
// * onSuccess(WebIDBKey, WebIDBKey, SerializedScriptValue)
// when an advance()/continue() call has succeeded, or
// * onSuccess(SerializedScriptValue::nullValue())
// to indicate it does not contain any data, i.e., there is no key within
// the key range, or it has reached the end.
template <>
class IndexedDBCallbacks<WebKit::WebIDBCursor>
: public IndexedDBCallbacksBase {
public:
IndexedDBCallbacks(
IndexedDBDispatcherHost* dispatcher_host,
int32 ipc_thread_id,
int32 ipc_response_id,
int32 ipc_cursor_id)
: IndexedDBCallbacksBase(dispatcher_host, ipc_thread_id, ipc_response_id),
ipc_cursor_id_(ipc_cursor_id) { }
virtual void onSuccess(WebKit::WebIDBCursor* idb_object,
const WebKit::WebIDBKey& key,
const WebKit::WebIDBKey& primaryKey,
const WebKit::WebSerializedScriptValue& value);
virtual void onSuccess(const WebKit::WebIDBKey& key,
const WebKit::WebIDBKey& primaryKey,
const WebKit::WebSerializedScriptValue& value);
virtual void onSuccess(const WebKit::WebSerializedScriptValue& value);
virtual void onSuccessWithPrefetch(
const WebKit::WebVector<WebKit::WebIDBKey>& keys,
const WebKit::WebVector<WebKit::WebIDBKey>& primaryKeys,
const WebKit::WebVector<WebKit::WebSerializedScriptValue>& values);
private:
// The id of the cursor this callback concerns, or -1 if the cursor
// does not exist yet.
int32 ipc_cursor_id_;
DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBCallbacks);
};
// WebIDBKey is implemented in WebKit as opposed to being an interface Chromium
// implements. Thus we pass a const ___& version and thus we need this
// specialization.
template <>
class IndexedDBCallbacks<WebKit::WebIDBKey>
: public IndexedDBCallbacksBase {
public:
IndexedDBCallbacks(IndexedDBDispatcherHost* dispatcher_host,
int32 ipc_thread_id,
int32 ipc_response_id)
: IndexedDBCallbacksBase(dispatcher_host, ipc_thread_id,
ipc_response_id) { }
virtual void onSuccess(const WebKit::WebIDBKey& value);
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBCallbacks);
};
// WebDOMStringList is implemented in WebKit as opposed to being an
// interface Chromium implements. Thus we pass a const ___& version and thus
// we need this specialization.
template <>
class IndexedDBCallbacks<WebKit::WebDOMStringList>
: public IndexedDBCallbacksBase {
public:
IndexedDBCallbacks(
IndexedDBDispatcherHost* dispatcher_host,
int32 ipc_thread_id,
int32 ipc_response_id)
: IndexedDBCallbacksBase(dispatcher_host, ipc_thread_id,
ipc_response_id) { }
virtual void onSuccess(const WebKit::WebDOMStringList& value);
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBCallbacks);
};
// WebSerializedScriptValue is implemented in WebKit as opposed to being an
// interface Chromium implements. Thus we pass a const ___& version and thus
// we need this specialization.
template <>
class IndexedDBCallbacks<WebKit::WebSerializedScriptValue>
: public IndexedDBCallbacksBase {
public:
IndexedDBCallbacks(IndexedDBDispatcherHost* dispatcher_host,
int32 ipc_thread_id,
int32 ipc_response_id)
: IndexedDBCallbacksBase(dispatcher_host, ipc_thread_id,
ipc_response_id) { }
virtual void onSuccess(const WebKit::WebSerializedScriptValue& value);
virtual void onSuccess(const WebKit::WebSerializedScriptValue& value,
const WebKit::WebIDBKey& key,
const WebKit::WebIDBKeyPath& keyPath);
virtual void onSuccess(long long value);
virtual void onSuccess();
virtual void onSuccess(const WebKit::WebIDBKey& value);
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(IndexedDBCallbacks);
};
} // namespace content
#endif // CONTENT_BROWSER_IN_PROCESS_WEBKIT_INDEXED_DB_CALLBACKS_H_
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