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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.
#include "chrome/renderer/renderer_webstoragearea_impl.h"
#include "chrome/common/render_messages.h"
#include "chrome/renderer/render_thread.h"
#include "chrome/renderer/render_view.h"
#include "third_party/WebKit/WebKit/chromium/public/WebFrame.h"
#include "third_party/WebKit/WebKit/chromium/public/WebURL.h"
#include "third_party/WebKit/WebKit/chromium/public/WebView.h"
using WebKit::WebFrame;
using WebKit::WebString;
using WebKit::WebURL;
using WebKit::WebView;
RendererWebStorageAreaImpl::RendererWebStorageAreaImpl(
int64 namespace_id, const WebString& origin) {
RenderThread::current()->Send(
new ViewHostMsg_DOMStorageStorageAreaId(namespace_id, origin,
&storage_area_id_));
}
RendererWebStorageAreaImpl::~RendererWebStorageAreaImpl() {
}
unsigned RendererWebStorageAreaImpl::length() {
unsigned length;
RenderThread::current()->Send(
new ViewHostMsg_DOMStorageLength(storage_area_id_, &length));
return length;
}
WebString RendererWebStorageAreaImpl::key(unsigned index) {
NullableString16 key;
RenderThread::current()->Send(
new ViewHostMsg_DOMStorageKey(storage_area_id_, index, &key));
return key;
}
WebString RendererWebStorageAreaImpl::getItem(const WebString& key) {
NullableString16 value;
RenderThread::current()->Send(
new ViewHostMsg_DOMStorageGetItem(storage_area_id_, key, &value));
return value;
}
void RendererWebStorageAreaImpl::setItem(
const WebString& key, const WebString& value, const WebURL& url,
WebStorageArea::Result& result, WebString& old_value_webkit,
WebFrame* web_frame) {
int32 routing_id = MSG_ROUTING_CONTROL;
if (web_frame) {
RenderView* render_view = RenderView::FromWebView(web_frame->view());
if (render_view)
routing_id = render_view->routing_id();
}
DCHECK(routing_id != MSG_ROUTING_CONTROL);
NullableString16 old_value;
IPC::SyncMessage* message =
new ViewHostMsg_DOMStorageSetItem(routing_id, storage_area_id_, key,
value, url, &result, &old_value);
// NOTE: This may pump events (see RenderThread::Send).
RenderThread::current()->Send(message);
old_value_webkit = old_value;
}
void RendererWebStorageAreaImpl::removeItem(
const WebString& key, const WebURL& url, WebString& old_value_webkit) {
NullableString16 old_value;
RenderThread::current()->Send(
new ViewHostMsg_DOMStorageRemoveItem(storage_area_id_, key,
url, &old_value));
old_value_webkit = old_value;
}
void RendererWebStorageAreaImpl::clear(
const WebURL& url, bool& cleared_something) {
RenderThread::current()->Send(
new ViewHostMsg_DOMStorageClear(storage_area_id_, url,
&cleared_something));
}
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