1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6
7 #include "mozilla/dom/StaticRange.h"
8 #include "mozilla/dom/StaticRangeBinding.h"
9 #include "nsINode.h"
10
11 namespace mozilla {
12 namespace dom {
13
14 template already_AddRefed<StaticRange> StaticRange::Create(
15 const RangeBoundary& aStartBoundary, const RangeBoundary& aEndBoundary,
16 ErrorResult& aRv);
17 template already_AddRefed<StaticRange> StaticRange::Create(
18 const RangeBoundary& aStartBoundary, const RawRangeBoundary& aEndBoundary,
19 ErrorResult& aRv);
20 template already_AddRefed<StaticRange> StaticRange::Create(
21 const RawRangeBoundary& aStartBoundary, const RangeBoundary& aEndBoundary,
22 ErrorResult& aRv);
23 template already_AddRefed<StaticRange> StaticRange::Create(
24 const RawRangeBoundary& aStartBoundary,
25 const RawRangeBoundary& aEndBoundary, ErrorResult& aRv);
26 template nsresult StaticRange::SetStartAndEnd(
27 const RangeBoundary& aStartBoundary, const RangeBoundary& aEndBoundary);
28 template nsresult StaticRange::SetStartAndEnd(
29 const RangeBoundary& aStartBoundary, const RawRangeBoundary& aEndBoundary);
30 template nsresult StaticRange::SetStartAndEnd(
31 const RawRangeBoundary& aStartBoundary, const RangeBoundary& aEndBoundary);
32 template nsresult StaticRange::SetStartAndEnd(
33 const RawRangeBoundary& aStartBoundary,
34 const RawRangeBoundary& aEndBoundary);
35 template void StaticRange::DoSetRange(const RangeBoundary& aStartBoundary,
36 const RangeBoundary& aEndBoundary,
37 nsINode* aRootNode);
38 template void StaticRange::DoSetRange(const RangeBoundary& aStartBoundary,
39 const RawRangeBoundary& aEndBoundary,
40 nsINode* aRootNode);
41 template void StaticRange::DoSetRange(const RawRangeBoundary& aStartBoundary,
42 const RangeBoundary& aEndBoundary,
43 nsINode* aRootNode);
44 template void StaticRange::DoSetRange(const RawRangeBoundary& aStartBoundary,
45 const RawRangeBoundary& aEndBoundary,
46 nsINode* aRootNode);
47
48 nsTArray<RefPtr<StaticRange>>* StaticRange::sCachedRanges = nullptr;
49
50 NS_IMPL_MAIN_THREAD_ONLY_CYCLE_COLLECTING_ADDREF(StaticRange)
NS_IMPL_MAIN_THREAD_ONLY_CYCLE_COLLECTING_RELEASE_WITH_INTERRUPTABLE_LAST_RELEASE(StaticRange,DoSetRange (RawRangeBoundary (),RawRangeBoundary (),nullptr),AbstractRange::MaybeCacheToReuse (* this))51 NS_IMPL_MAIN_THREAD_ONLY_CYCLE_COLLECTING_RELEASE_WITH_INTERRUPTABLE_LAST_RELEASE(
52 StaticRange, DoSetRange(RawRangeBoundary(), RawRangeBoundary(), nullptr),
53 AbstractRange::MaybeCacheToReuse(*this))
54
55 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(StaticRange)
56 NS_INTERFACE_MAP_END_INHERITING(AbstractRange)
57
58 NS_IMPL_CYCLE_COLLECTION_CLASS(StaticRange)
59
60 NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(StaticRange, AbstractRange)
61 NS_IMPL_CYCLE_COLLECTION_UNLINK(mStart)
62 NS_IMPL_CYCLE_COLLECTION_UNLINK(mEnd)
63 NS_IMPL_CYCLE_COLLECTION_UNLINK_END
64
65 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(StaticRange, AbstractRange)
66 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
67
68 NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(StaticRange, AbstractRange)
69 NS_IMPL_CYCLE_COLLECTION_TRACE_END
70
71 // static
72 already_AddRefed<StaticRange> StaticRange::Create(nsINode* aNode) {
73 MOZ_ASSERT(aNode);
74 if (!sCachedRanges || sCachedRanges->IsEmpty()) {
75 return do_AddRef(new StaticRange(aNode));
76 }
77 RefPtr<StaticRange> staticRange = sCachedRanges->PopLastElement().forget();
78 staticRange->Init(aNode);
79 return staticRange.forget();
80 }
81
82 // static
83 template <typename SPT, typename SRT, typename EPT, typename ERT>
Create(const RangeBoundaryBase<SPT,SRT> & aStartBoundary,const RangeBoundaryBase<EPT,ERT> & aEndBoundary,ErrorResult & aRv)84 already_AddRefed<StaticRange> StaticRange::Create(
85 const RangeBoundaryBase<SPT, SRT>& aStartBoundary,
86 const RangeBoundaryBase<EPT, ERT>& aEndBoundary, ErrorResult& aRv) {
87 RefPtr<StaticRange> staticRange =
88 StaticRange::Create(aStartBoundary.Container());
89 staticRange->DoSetRange(aStartBoundary, aEndBoundary, nullptr);
90
91 return staticRange.forget();
92 }
93
94 template <typename SPT, typename SRT, typename EPT, typename ERT>
DoSetRange(const RangeBoundaryBase<SPT,SRT> & aStartBoundary,const RangeBoundaryBase<EPT,ERT> & aEndBoundary,nsINode * aRootNode)95 void StaticRange::DoSetRange(const RangeBoundaryBase<SPT, SRT>& aStartBoundary,
96 const RangeBoundaryBase<EPT, ERT>& aEndBoundary,
97 nsINode* aRootNode) {
98 mStart = aStartBoundary;
99 mEnd = aEndBoundary;
100 MOZ_ASSERT(mStart.IsSet() == mEnd.IsSet());
101 mIsPositioned = mStart.IsSet() && mEnd.IsSet();
102 }
103
104 /* static */
Constructor(const GlobalObject & global,const StaticRangeInit & init,ErrorResult & aRv)105 already_AddRefed<StaticRange> StaticRange::Constructor(
106 const GlobalObject& global, const StaticRangeInit& init, ErrorResult& aRv) {
107 if (init.mStartContainer->NodeType() == nsINode::DOCUMENT_TYPE_NODE ||
108 init.mStartContainer->NodeType() == nsINode::ATTRIBUTE_NODE ||
109 init.mEndContainer->NodeType() == nsINode::DOCUMENT_TYPE_NODE ||
110 init.mEndContainer->NodeType() == nsINode::ATTRIBUTE_NODE) {
111 aRv.Throw(NS_ERROR_DOM_INVALID_NODE_TYPE_ERR);
112 return nullptr;
113 }
114
115 return Create(init.mStartContainer, init.mStartOffset, init.mEndContainer,
116 init.mEndOffset, aRv);
117 }
118
WrapObject(JSContext * aCx,JS::Handle<JSObject * > aGivenProto)119 JSObject* StaticRange::WrapObject(JSContext* aCx,
120 JS::Handle<JSObject*> aGivenProto) {
121 return StaticRange_Binding::Wrap(aCx, this, aGivenProto);
122 }
123
124 } // namespace dom
125 } // namespace mozilla
126