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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 #ifndef HTMLDataListOptionsCollection_h |
| 6 #define HTMLDataListOptionsCollection_h |
| 7 |
| 8 #include "core/html/HTMLCollection.h" |
| 9 #include "core/html/HTMLOptionElement.h" |
| 10 |
| 11 namespace blink { |
| 12 |
| 13 class HTMLDataListOptionsCollection : public HTMLCollection { |
| 14 public: |
| 15 static PassRefPtrWillBeRawPtr<HTMLDataListOptionsCollection> create(Containe
rNode& ownerNode, CollectionType type) |
| 16 { |
| 17 ASSERT_UNUSED(type, type == DataListOptions); |
| 18 return adoptRefWillBeNoop(new HTMLDataListOptionsCollection(ownerNode)); |
| 19 } |
| 20 |
| 21 HTMLOptionElement* item(unsigned offset) const { return toHTMLOptionElement(
HTMLCollection::item(offset)); } |
| 22 |
| 23 bool elementMatches(const HTMLElement&) const; |
| 24 private: |
| 25 explicit HTMLDataListOptionsCollection(ContainerNode& ownerNode) |
| 26 : HTMLCollection(ownerNode, DataListOptions, DoesNotOverrideItemAfter) |
| 27 { } |
| 28 }; |
| 29 |
| 30 DEFINE_TYPE_CASTS(HTMLDataListOptionsCollection, LiveNodeListBase, collection, c
ollection->type() == DataListOptions, collection.type() == DataListOptions); |
| 31 |
| 32 inline bool HTMLDataListOptionsCollection::elementMatches(const HTMLElement& ele
ment) const |
| 33 { |
| 34 if (isHTMLOptionElement(element)) { |
| 35 const HTMLOptionElement& option = toHTMLOptionElement(element); |
| 36 if (!option.isDisabledFormControl() && !option.value().isEmpty()) |
| 37 return true; |
| 38 } |
| 39 return false; |
| 40 } |
| 41 |
| 42 } // namespace blink |
| 43 |
| 44 #endif // HTMLDataListOptionsCollection_h |
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