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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2001 Dirk Mueller (mueller@kde.org) | 4 * (C) 2001 Dirk Mueller (mueller@kde.org) |
5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org) | 5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org) |
6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All | 6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All |
7 * rights reserved. | 7 * rights reserved. |
8 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. | 8 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. |
9 * (http://www.torchmobile.com/) | 9 * (http://www.torchmobile.com/) |
10 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) | 10 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) |
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56 | 56 |
57 // https://html.spec.whatwg.org/multipage/embedded-content.html#allowed-to-use | 57 // https://html.spec.whatwg.org/multipage/embedded-content.html#allowed-to-use |
58 bool AllowedToUseFullscreen(const Frame* frame) { | 58 bool AllowedToUseFullscreen(const Frame* frame) { |
59 // To determine whether a Document object |document| is allowed to use the | 59 // To determine whether a Document object |document| is allowed to use the |
60 // feature indicated by attribute name |allowattribute|, run these steps: | 60 // feature indicated by attribute name |allowattribute|, run these steps: |
61 | 61 |
62 // 1. If |document| has no browsing context, then return false. | 62 // 1. If |document| has no browsing context, then return false. |
63 if (!frame) | 63 if (!frame) |
64 return false; | 64 return false; |
65 | 65 |
66 // TODO(lunalu): Re-enable fullscreen in feature policy once all fullscreen | |
iclelland
2017/05/09 17:58:45
As mentioned offline, I don't really like this, ev
| |
67 // tests have been re-written that "allowfullscreen" / "fullscreen" policy | |
68 // cannot be updated dynamically, by replacing the block below by commented | |
69 // block below. | |
70 // crbug.com/666761 | |
71 // 2. If |document|'s browsing context is a top-level browsing context, then | |
72 // return true. | |
73 if (frame->IsMainFrame()) | |
74 return true; | |
75 | |
76 // 3. If |document|'s browsing context has a browsing context container that | |
77 // is an iframe element with an |allowattribute| attribute specified, and | |
78 // whose node document is allowed to use the feature indicated by | |
79 // |allowattribute|, then return true. | |
80 if (frame->Owner() && frame->Owner()->AllowFullscreen()) | |
81 return AllowedToUseFullscreen(frame->Tree().Parent()); | |
82 | |
83 // 4. Return false. | |
84 return false; | |
85 /* | |
66 if (!RuntimeEnabledFeatures::featurePolicyEnabled()) { | 86 if (!RuntimeEnabledFeatures::featurePolicyEnabled()) { |
67 // 2. If |document|'s browsing context is a top-level browsing context, then | 87 // 2. If |document|'s browsing context is a top-level browsing context, then |
68 // return true. | 88 // return true. |
69 if (frame->IsMainFrame()) | 89 if (frame->IsMainFrame()) |
70 return true; | 90 return true; |
71 | 91 |
72 // 3. If |document|'s browsing context has a browsing context container that | 92 // 3. If |document|'s browsing context has a browsing context container that |
73 // is an iframe element with an |allowattribute| attribute specified, and | 93 // is an iframe element with an |allowattribute| attribute specified, and |
74 // whose node document is allowed to use the feature indicated by | 94 // whose node document is allowed to use the feature indicated by |
75 // |allowattribute|, then return true. | 95 // |allowattribute|, then return true. |
76 if (frame->Owner() && frame->Owner()->AllowFullscreen()) | 96 if (frame->Owner() && frame->Owner()->AllowFullscreen()) |
77 return AllowedToUseFullscreen(frame->Tree().Parent()); | 97 return AllowedToUseFullscreen(frame->Tree().Parent()); |
78 | 98 |
79 // 4. Return false. | 99 // 4. Return false. |
80 return false; | 100 return false; |
81 } | 101 } |
82 | 102 |
83 // 2. If Feature Policy is enabled, return the policy for "fullscreen" | 103 // 2. If Feature Policy is enabled, return the policy for "fullscreen" |
84 // feature. | 104 // feature. |
85 return frame->IsFeatureEnabled(WebFeaturePolicyFeature::kFullscreen); | 105 return frame->IsFeatureEnabled(WebFeaturePolicyFeature::kFullscreen); |
106 */ | |
86 } | 107 } |
87 | 108 |
88 bool AllowedToRequestFullscreen(Document& document) { | 109 bool AllowedToRequestFullscreen(Document& document) { |
89 // An algorithm is allowed to request fullscreen if one of the following is | 110 // An algorithm is allowed to request fullscreen if one of the following is |
90 // true: | 111 // true: |
91 | 112 |
92 // The algorithm is triggered by a user activation. | 113 // The algorithm is triggered by a user activation. |
93 if (UserGestureIndicator::ProcessingUserGesture()) | 114 if (UserGestureIndicator::ProcessingUserGesture()) |
94 return true; | 115 return true; |
95 | 116 |
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847 DEFINE_TRACE(Fullscreen) { | 868 DEFINE_TRACE(Fullscreen) { |
848 visitor->Trace(pending_fullscreen_element_); | 869 visitor->Trace(pending_fullscreen_element_); |
849 visitor->Trace(fullscreen_element_stack_); | 870 visitor->Trace(fullscreen_element_stack_); |
850 visitor->Trace(current_full_screen_element_); | 871 visitor->Trace(current_full_screen_element_); |
851 visitor->Trace(event_queue_); | 872 visitor->Trace(event_queue_); |
852 Supplement<Document>::Trace(visitor); | 873 Supplement<Document>::Trace(visitor); |
853 ContextLifecycleObserver::Trace(visitor); | 874 ContextLifecycleObserver::Trace(visitor); |
854 } | 875 } |
855 | 876 |
856 } // namespace blink | 877 } // namespace blink |
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