1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
// Copyright (c) 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 CONTENT_PUBLIC_BROWSER_MESSAGE_PORT_PROVIDER_H_
#define CONTENT_PUBLIC_BROWSER_MESSAGE_PORT_PROVIDER_H_
#include <vector>
#include "base/basictypes.h"
#include "base/macros.h"
#include "base/strings/string16.h"
#include "content/common/content_export.h"
namespace content {
class WebContents;
// An interface consisting of methods that can be called to use Message ports.
class CONTENT_EXPORT MessagePortProvider {
public:
// Posts a MessageEvent to the main frame using the given source and target
// origins and data. The caller may also provide any message port ids as
// part of the message.
// See https://html.spec.whatwg.org/multipage/comms.html#messageevent for
// further information on message events.
// Should be called on IO thread.
static void PostMessageToFrame(WebContents* web_contents,
const base::string16& source_origin,
const base::string16& target_origin,
const base::string16& data,
const std::vector<int>& ports);
// Creates a message channel and provide the ids of the message ports that are
// associated with this message channel.
// See https://html.spec.whatwg.org/multipage/comms.html#messagechannel
// Should be called on IO thread.
static void CreateMessageChannel(WebContents* web_contents,
int* port1,
int* port2);
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(MessagePortProvider);
};
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_MESSAGE_PORT_PROVIDER_H_
|
