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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "apps/app_web_contents_helper.h" | |
6 | |
7 #include "apps/app_delegate.h" | |
8 #include "base/strings/stringprintf.h" | |
9 #include "content/public/browser/native_web_keyboard_event.h" | |
10 #include "content/public/browser/page_navigator.h" | |
11 #include "content/public/browser/render_view_host.h" | |
12 #include "content/public/browser/web_contents.h" | |
13 #include "extensions/browser/extension_registry.h" | |
14 #include "extensions/browser/suggest_permission_util.h" | |
15 #include "extensions/common/extension_messages.h" | |
16 #include "extensions/common/permissions/api_permission.h" | |
17 | |
18 namespace apps { | |
19 | |
20 AppWebContentsHelper::AppWebContentsHelper( | |
21 content::BrowserContext* browser_context, | |
22 const std::string& extension_id, | |
23 content::WebContents* web_contents, | |
24 AppDelegate* app_delegate) | |
25 : browser_context_(browser_context), | |
26 extension_id_(extension_id), | |
27 web_contents_(web_contents), | |
28 app_delegate_(app_delegate) { | |
29 } | |
30 | |
31 // static | |
32 bool AppWebContentsHelper::ShouldSuppressGestureEvent( | |
33 const blink::WebGestureEvent& event) { | |
34 // Disable pinch zooming in app windows. | |
35 return event.type == blink::WebGestureEvent::GesturePinchBegin || | |
36 event.type == blink::WebGestureEvent::GesturePinchUpdate || | |
37 event.type == blink::WebGestureEvent::GesturePinchEnd; | |
38 } | |
39 | |
40 content::WebContents* AppWebContentsHelper::OpenURLFromTab( | |
41 const content::OpenURLParams& params) const { | |
42 // Don't allow the current tab to be navigated. It would be nice to map all | |
43 // anchor tags (even those without target="_blank") to new tabs, but right | |
44 // now we can't distinguish between those and <meta> refreshes or window.href | |
45 // navigations, which we don't want to allow. | |
46 // TOOD(mihaip): Can we check for user gestures instead? | |
47 WindowOpenDisposition disposition = params.disposition; | |
48 if (disposition == CURRENT_TAB) { | |
49 AddMessageToDevToolsConsole( | |
50 content::CONSOLE_MESSAGE_LEVEL_ERROR, | |
51 base::StringPrintf( | |
52 "Can't open same-window link to \"%s\"; try target=\"_blank\".", | |
53 params.url.spec().c_str())); | |
54 return NULL; | |
55 } | |
56 | |
57 // These dispositions aren't really navigations. | |
58 if (disposition == SUPPRESS_OPEN || disposition == SAVE_TO_DISK || | |
59 disposition == IGNORE_ACTION) { | |
60 return NULL; | |
61 } | |
62 | |
63 content::WebContents* contents = | |
64 app_delegate_->OpenURLFromTab(browser_context_, web_contents_, params); | |
65 if (!contents) { | |
66 AddMessageToDevToolsConsole( | |
67 content::CONSOLE_MESSAGE_LEVEL_ERROR, | |
68 base::StringPrintf( | |
69 "Can't navigate to \"%s\"; apps do not support navigation.", | |
70 params.url.spec().c_str())); | |
71 } | |
72 | |
73 return contents; | |
74 } | |
75 | |
76 void AppWebContentsHelper::RequestToLockMouse() const { | |
77 const extensions::Extension* extension = GetExtension(); | |
78 if (!extension) | |
79 return; | |
80 | |
81 bool has_permission = IsExtensionWithPermissionOrSuggestInConsole( | |
82 extensions::APIPermission::kPointerLock, | |
83 extension, | |
84 web_contents_->GetRenderViewHost()); | |
85 | |
86 web_contents_->GotResponseToLockMouseRequest(has_permission); | |
87 } | |
88 | |
89 void AppWebContentsHelper::RequestMediaAccessPermission( | |
90 const content::MediaStreamRequest& request, | |
91 const content::MediaResponseCallback& callback) const { | |
92 const extensions::Extension* extension = GetExtension(); | |
93 if (!extension) | |
94 return; | |
95 | |
96 app_delegate_->RequestMediaAccessPermission( | |
97 web_contents_, request, callback, extension); | |
98 } | |
99 | |
100 const extensions::Extension* AppWebContentsHelper::GetExtension() const { | |
101 return extensions::ExtensionRegistry::Get(browser_context_) | |
102 ->enabled_extensions() | |
103 .GetByID(extension_id_); | |
104 } | |
105 | |
106 void AppWebContentsHelper::AddMessageToDevToolsConsole( | |
107 content::ConsoleMessageLevel level, | |
108 const std::string& message) const { | |
109 content::RenderViewHost* rvh = web_contents_->GetRenderViewHost(); | |
110 rvh->Send(new ExtensionMsg_AddMessageToConsole( | |
111 rvh->GetRoutingID(), level, message)); | |
112 } | |
113 | |
114 } // namespace apps | |
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