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/*
* Copyright (C) 2009 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 THE COPYRIGHT
* OWNER 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.
*/
#ifndef WebAccessibilityObject_h
#define WebAccessibilityObject_h
#include "WebAccessibilityRole.h"
#include "WebCommon.h"
#if WEBKIT_IMPLEMENTATION
namespace WebCore { class AccessibilityObject; }
namespace WTF { template <typename T> class PassRefPtr; }
#endif
namespace WebKit {
class WebAccessibilityObjectPrivate;
class WebNode;
class WebDocument;
class WebString;
struct WebPoint;
struct WebRect;
// A container for passing around a reference to AccessibilityObject.
class WebAccessibilityObject {
public:
~WebAccessibilityObject() { reset(); }
WebAccessibilityObject() : m_private(0) { }
WebAccessibilityObject(const WebAccessibilityObject& o) : m_private(0) { assign(o); }
WebAccessibilityObject& operator=(const WebAccessibilityObject& o)
{
assign(o);
return *this;
}
WEBKIT_API void reset();
WEBKIT_API void assign(const WebAccessibilityObject&);
bool isNull() const { return !m_private; }
WEBKIT_API WebString accessibilityDescription() const;
WEBKIT_API WebString actionVerb() const;
WEBKIT_API bool canSetFocusAttribute() const;
WEBKIT_API bool canSetValueAttribute() const;
WEBKIT_API bool isValid() const;
WEBKIT_API unsigned childCount() const;
WEBKIT_API WebAccessibilityObject childAt(unsigned) const;
WEBKIT_API WebAccessibilityObject firstChild() const;
WEBKIT_API WebAccessibilityObject focusedChild() const;
WEBKIT_API WebAccessibilityObject lastChild() const;
WEBKIT_API WebAccessibilityObject nextSibling() const;
WEBKIT_API WebAccessibilityObject parentObject() const;
WEBKIT_API WebAccessibilityObject previousSibling() const;
WEBKIT_API bool canSetSelectedAttribute() const;
WEBKIT_API bool isAnchor() const;
WEBKIT_API bool isChecked() const;
WEBKIT_API bool isCollapsed() const;
WEBKIT_API bool isFocused() const;
WEBKIT_API bool isEnabled() const;
WEBKIT_API bool isHovered() const;
WEBKIT_API bool isIndeterminate() const;
WEBKIT_API bool isLinked() const;
WEBKIT_API bool isMultiSelectable() const;
WEBKIT_API bool isOffScreen() const;
WEBKIT_API bool isPasswordField() const;
WEBKIT_API bool isPressed() const;
WEBKIT_API bool isReadOnly() const;
WEBKIT_API bool isSelected() const;
WEBKIT_API bool isVisible() const;
WEBKIT_API bool isVisited() const;
WEBKIT_API WebRect boundingBoxRect() const;
WEBKIT_API WebString helpText() const;
WEBKIT_API int headingLevel() const;
WEBKIT_API WebAccessibilityObject hitTest(const WebPoint&) const;
WEBKIT_API WebString keyboardShortcut() const;
WEBKIT_API bool performDefaultAction() const;
WEBKIT_API WebAccessibilityRole roleValue() const;
WEBKIT_API void setFocused(bool) const;
WEBKIT_API WebString stringValue() const;
WEBKIT_API WebString title() const;
WEBKIT_API WebNode node() const;
WEBKIT_API WebDocument document() const;
WEBKIT_API bool hasComputedStyle() const;
WEBKIT_API WebString computedStyleDisplay() const;
#if WEBKIT_IMPLEMENTATION
WebAccessibilityObject(const WTF::PassRefPtr<WebCore::AccessibilityObject>&);
WebAccessibilityObject& operator=(const WTF::PassRefPtr<WebCore::AccessibilityObject>&);
operator WTF::PassRefPtr<WebCore::AccessibilityObject>() const;
#endif
private:
void assign(WebAccessibilityObjectPrivate*);
WebAccessibilityObjectPrivate* m_private;
};
} // namespace WebKit
#endif
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