/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef __NS_ACCESSIBLE_WRAP_H__
#define __NS_ACCESSIBLE_WRAP_H__
#include "nsCOMPtr.h"
#include "LocalAccessible.h"
struct _AtkObject;
typedef struct _AtkObject AtkObject;
enum AtkProperty {
PROP_0,
// gobject convention
PROP_NAME,
PROP_DESCRIPTION,
PROP_PARENT,
// ancestry has changed
PROP_ROLE,
PROP_LAYER,
PROP_MDI_ZORDER,
PROP_TABLE_CAPTION,
PROP_TABLE_COLUMN_DESCRIPTION,
PROP_TABLE_COLUMN_HEADER,
PROP_TABLE_ROW_DESCRIPTION,
PROP_TABLE_ROW_HEADER,
PROP_TABLE_SUMMARY,
PROP_LAST
// gobject convention
};
struct AtkPropertyChange {
int32_t type;
// property type as listed above
void* oldvalue;
void* newvalue;
};
namespace mozilla {
namespace a11y {
class MaiHyperlink;
/**
* Atk specific functionality for an accessibility tree node that originated in
* mDoc's content process.
*
* AccessibleWrap, and its descendents in atk directory provide the
* implementation of AtkObject.
*/
class AccessibleWrap :
public LocalAccessible {
public:
AccessibleWrap(nsIContent* aContent, DocAccessible* aDoc);
virtual ~AccessibleWrap();
void ShutdownAtkObject();
virtual void Shutdown() override;
// return the atk object for this AccessibleWrap
virtual void GetNativeInterface(
void** aOutAccessible) override;
AtkObject* GetAtkObject(
void);
static AtkObject* GetAtkObject(LocalAccessible* aAccessible);
bool IsValidObject();
static const char* ReturnString(nsAString& aString) {
static nsCString returnedString;
CopyUTF16toUTF8(aString, returnedString);
return returnedString.get();
}
static void GetKeyBinding(Accessible* aAccessible, nsAString& aResult);
static Accessible* GetColumnHeader(TableAccessible* aAccessible,
int32_t aColIdx);
static Accessible* GetRowHeader(TableAccessible* aAccessible,
int32_t aRowIdx);
protected:
nsresult FireAtkStateChangeEvent(AccEvent* aEvent, AtkObject* aObject);
nsresult FireAtkTextChangedEvent(AccEvent* aEvent, AtkObject* aObject);
AtkObject* mAtkObject;
private:
uint16_t CreateMaiInterfaces();
};
}
// namespace a11y
}
// namespace mozilla
#endif /* __NS_ACCESSIBLE_WRAP_H__ */
