1 | /* |
2 | * Copyright (C) 2018 Apple Inc. All rights reserved. |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions |
6 | * are met: |
7 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 | * THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #include "config.h" |
27 | #include "ActivityState.h" |
28 | |
29 | #include <wtf/text/TextStream.h> |
30 | |
31 | namespace WebCore { |
32 | |
33 | TextStream& operator<<(TextStream& ts, OptionSet<ActivityState::Flag> flags) |
34 | { |
35 | bool didAppend = false; |
36 | |
37 | auto appendIf = [&](auto flag, auto message) { |
38 | if (!flags.contains(flag)) |
39 | return; |
40 | if (didAppend) |
41 | ts << ", " ; |
42 | ts << message; |
43 | didAppend = true; |
44 | }; |
45 | |
46 | appendIf(ActivityState::WindowIsActive, "active window" ); |
47 | appendIf(ActivityState::IsFocused, "focused" ); |
48 | appendIf(ActivityState::IsVisible, "visible" ); |
49 | appendIf(ActivityState::IsVisibleOrOccluded, "visible or occluded" ); |
50 | appendIf(ActivityState::IsInWindow, "in-window" ); |
51 | appendIf(ActivityState::IsVisuallyIdle, "visually idle" ); |
52 | appendIf(ActivityState::IsAudible, "audible" ); |
53 | appendIf(ActivityState::IsLoading, "loading" ); |
54 | appendIf(ActivityState::IsCapturingMedia, "capturing media" ); |
55 | |
56 | return ts; |
57 | } |
58 | |
59 | } // namespace WebCore |
60 | |