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1 // Copyright 2016 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 #ifndef ResizeObservation_h | |
6 #define ResizeObservation_h | |
7 | |
8 #include "bindings/core/v8/ScriptWrappable.h" | |
szager1
2016/05/23 19:49:10
I don't think you use this.
atotic1
2016/05/25 00:15:52
Done.
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9 #include "core/dom/Element.h" | |
szager1
2016/05/23 19:49:10
You shouldn't need this, the forward class declara
atotic1
2016/05/25 00:15:52
Done.
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10 #include "core/observer/ResizeObserverEntry.h" | |
11 #include "platform/heap/Handle.h" | |
12 | |
13 namespace blink { | |
14 | |
15 class Element; | |
16 class ResizeObserver; | |
17 | |
18 // ResizeObservation represents an element that is being observed. | |
19 class ResizeObservation : public GarbageCollectedFinalized<ResizeObservation> { | |
szager1
2016/05/23 19:49:11
Too many blank lines.
atotic1
2016/05/25 00:15:53
Done.
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20 | |
21 public: | |
22 | |
23 ResizeObservation(Element * target, ResizeObserver *); | |
szager1
2016/05/23 19:49:11
No space between "Element" and "*". Here and ever
atotic1
2016/05/25 00:15:53
Done.
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24 | |
25 virtual ~ResizeObservation() {}; | |
szager1
2016/05/23 19:49:11
No spurious destructors: get rid of this and chang
atotic1
2016/05/25 00:15:52
My understanding was that unless class is GarbageC
szager1
2016/06/02 20:52:40
HeapHashSet does not have a destructor.
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26 | |
27 // True if target was resized since last broadcast | |
28 bool hasResized() const; | |
29 | |
30 Element * target() const { return m_target; } | |
szager1
2016/05/23 19:49:11
No space between "Element" and "*"
atotic1
2016/05/25 00:15:53
Done.
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31 | |
32 int broadcastWidth() const { return m_broadcastWidth; } | |
33 | |
34 int broadcastHeight() const { return m_broadcastHeight; } | |
35 | |
36 void setBroadcastSize(int width, int height); | |
37 | |
38 DECLARE_TRACE(); | |
39 | |
40 private: | |
41 | |
42 WeakMember<Element> m_target; | |
43 Member<ResizeObserver> m_observer; // Used for GC only. | |
szager1
2016/05/23 19:49:10
I think this comment is confusing; it doesn't give
atotic1
2016/05/25 00:15:53
If I was refactoring a class, and saw a class memb
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44 int m_broadcastWidth; // Last broadcast clientWidth. | |
szager1
2016/05/23 19:49:11
We need to use LayoutUnit everywhere, not int. Fo
szager1
2016/05/23 19:49:11
Instead of the comment, just rename the field to m
atotic1
2016/05/25 00:15:52
LayoutUnit vs int: current code returns an int, th
atotic1
2016/05/25 00:15:53
Acknowledged.
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45 int m_broadcastHeight; // Last broadcast clientHeight. | |
46 }; | |
47 | |
48 class ResizeObservationSet : public GarbageCollectedFinalized<ResizeObservationS et> { | |
szager1
2016/05/23 19:49:10
We don't really use custom collection wrapper clas
atotic1
2016/05/25 00:15:53
That's makes for some ugly looking declarations, a
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49 | |
50 public: | |
51 | |
52 virtual ~ResizeObservationSet() {}; | |
53 | |
54 void add(ResizeObservation*); | |
55 void remove(ResizeObservation*); | |
56 DECLARE_TRACE(); | |
57 | |
58 private: | |
59 | |
60 HeapHashSet<Member<ResizeObservation>> m_observations; | |
61 | |
62 }; | |
63 | |
64 } // namespace blink | |
65 | |
66 #endif // ResizeObservation_h | |
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