Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 118 insertions, 0 deletions

diff --git a/Source/WebCore/accessibility/AccessibilityMenuListOption.cpp b/Source/WebCore/accessibility/AccessibilityMenuListOption.cpp
new file mode 100644
index 0000000..5bca580
--- /dev/null
+++ b/Source/WebCore/accessibility/AccessibilityMenuListOption.cpp
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2010 Apple Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "config.h"
+#include "AccessibilityMenuListOption.h"
+
+#include "AXObjectCache.h"
+#include "AccessibilityMenuListPopup.h"
+#include "HTMLNames.h"
+#include "HTMLOptionElement.h"
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+AccessibilityMenuListOption::AccessibilityMenuListOption()
+    : m_popup(0)
+{
+}
+
+void AccessibilityMenuListOption::setElement(HTMLElement* element)
+{
+    ASSERT_ARG(element, element->hasTagName(optionTag));
+    m_element = element;
+}
+
+Element* AccessibilityMenuListOption::actionElement() const
+{
+    return m_element.get();
+}
+
+AccessibilityObject* AccessibilityMenuListOption::parentObject() const
+{
+    return m_popup;
+}
+
+bool AccessibilityMenuListOption::isEnabled() const
+{
+    // disabled() returns true if the parent <select> element is disabled,
+    // which we don't want.
+    return !static_cast<HTMLOptionElement*>(m_element.get())->ownElementDisabled();
+}
+
+bool AccessibilityMenuListOption::isVisible() const
+{
+    // In a single-option select with the popup collapsed, only the selected
+    // item is considered visible.
+    return !m_popup->isOffScreen() || isSelected();
+}
+
+bool AccessibilityMenuListOption::isOffScreen() const
+{
+    // Invisible list options are considered to be offscreen.
+    return !isVisible();
+}
+
+bool AccessibilityMenuListOption::isSelected() const
+{
+    return static_cast<HTMLOptionElement*>(m_element.get())->selected();
+}
+
+void AccessibilityMenuListOption::setSelected(bool b)
+{
+    if (!canSetSelectedAttribute())
+        return;
+
+    static_cast<HTMLOptionElement*>(m_element.get())->setSelected(b);
+}
+
+String AccessibilityMenuListOption::nameForMSAA() const
+{
+    return stringValue();
+}
+
+bool AccessibilityMenuListOption::canSetSelectedAttribute() const
+{
+    return isEnabled();
+}
+
+IntRect AccessibilityMenuListOption::elementRect() const
+{
+    AccessibilityObject* parent = parentObject();
+    ASSERT(parent->isMenuListPopup());
+
+    AccessibilityObject* grandparent = parent->parentObject();
+    ASSERT(grandparent->isMenuList());
+
+    return grandparent->elementRect();
+}
+
+String AccessibilityMenuListOption::stringValue() const
+{
+    return static_cast<HTMLOptionElement*>(m_element.get())->text();
+}
+
+} // namespace WebCore