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30 #include "core/accessibility/AXListBoxOption.h"
32 #include "core/accessibility/AXObjectCache.h"
33 #include "core/html/HTMLOptionElement.h"
34 #include "core/html/HTMLSelectElement.h"
35 #include "core/rendering/RenderListBox.h"
40 using namespace HTMLNames;
42 AXListBoxOption::AXListBoxOption(RenderObject* renderer)
43 : AXRenderObject(renderer)
47 AXListBoxOption::~AXListBoxOption()
51 PassRefPtr<AXListBoxOption> AXListBoxOption::create(RenderObject* renderer)
53 return adoptRef(new AXListBoxOption(renderer));
56 bool AXListBoxOption::isEnabled() const
61 if (equalIgnoringCase(getAttribute(aria_disabledAttr), "true"))
64 if (toElement(node())->hasAttribute(disabledAttr))
70 bool AXListBoxOption::isSelected() const
72 return isHTMLOptionElement(node()) && toHTMLOptionElement(node())->selected();
75 bool AXListBoxOption::isSelectedOptionActive() const
77 HTMLSelectElement* listBoxParentNode = listBoxOptionParentNode();
78 if (!listBoxParentNode)
81 return listBoxParentNode->activeSelectionEndListIndex() == listBoxOptionIndex();
84 bool AXListBoxOption::computeAccessibilityIsIgnored() const
89 if (accessibilityIsIgnoredByDefault())
95 bool AXListBoxOption::canSetSelectedAttribute() const
97 if (!isHTMLOptionElement(node()))
100 if (toHTMLOptionElement(node())->isDisabledFormControl())
103 HTMLSelectElement* selectElement = listBoxOptionParentNode();
104 if (selectElement && selectElement->isDisabledFormControl())
110 String AXListBoxOption::stringValue() const
115 const AtomicString& ariaLabel = getAttribute(aria_labelAttr);
116 if (!ariaLabel.isNull())
119 if (isHTMLOptionElement(node()))
120 return toHTMLOptionElement(node())->text();
125 void AXListBoxOption::setSelected(bool selected)
127 HTMLSelectElement* selectElement = listBoxOptionParentNode();
131 if (!canSetSelectedAttribute())
134 bool isOptionSelected = isSelected();
135 if ((isOptionSelected && selected) || (!isOptionSelected && !selected))
138 // Convert from the entire list index to the option index.
139 int optionIndex = selectElement->listToOptionIndex(listBoxOptionIndex());
140 selectElement->accessKeySetSelectedIndex(optionIndex);
143 HTMLSelectElement* AXListBoxOption::listBoxOptionParentNode() const
148 if (isHTMLOptionElement(node()))
149 return toHTMLOptionElement(node())->ownerSelectElement();
154 int AXListBoxOption::listBoxOptionIndex() const
156 HTMLSelectElement* selectElement = listBoxOptionParentNode();
160 const WillBeHeapVector<RawPtrWillBeMember<HTMLElement> >& listItems = selectElement->listItems();
161 unsigned length = listItems.size();
162 for (unsigned i = 0; i < length; i++) {
163 if (listItems[i] == node())