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
49
50
51
52
53
54
55
56
57
|
// Copyright 2013 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_ANDROID_WEBAPPS_SINGLE_TAB_MODE_TAB_HELPER_H_
#define CHROME_BROWSER_ANDROID_WEBAPPS_SINGLE_TAB_MODE_TAB_HELPER_H_
#include <set>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "chrome/browser/ui/blocked_content/blocked_window_params.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
namespace content {
class RenderViewHost;
class WebContents;
} // namespace content
class GURL;
// Registers and unregisters the IDs of renderers in single tab mode, which
// are disallowed from opening new windows via
// ChromeContentBrowserClient::CanCreateWindow().
class SingleTabModeTabHelper
: public content::WebContentsObserver,
public content::WebContentsUserData<SingleTabModeTabHelper> {
public:
// Checks if the ID pair is blocked from creating new windows. IO-thread only.
static bool IsRegistered(int32 process_id, int32 routing_id);
virtual ~SingleTabModeTabHelper();
// Handles opening the given URL through the TabModel.
void HandleOpenUrl(const BlockedWindowParams& params);
// Permanently block this WebContents from creating new windows -- there is no
// current need to allow toggling this flag on or off.
void PermanentlyBlockAllNewWindows();
// content::WebContentsObserver
virtual void RenderViewCreated(content::RenderViewHost* render_view_host)
override;
virtual void RenderViewDeleted(content::RenderViewHost* render_view_host)
override;
private:
explicit SingleTabModeTabHelper(content::WebContents* web_contents);
friend class content::WebContentsUserData<SingleTabModeTabHelper>;
bool block_all_new_windows_;
DISALLOW_COPY_AND_ASSIGN(SingleTabModeTabHelper);
};
#endif // CHROME_BROWSER_ANDROID_WEBAPPS_SINGLE_TAB_MODE_TAB_HELPER_H_
|
