mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-30 21:55:31 +00:00
107 lines
2.7 KiB
C++
107 lines
2.7 KiB
C++
/* -*- 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 "Accessible.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;
|
|
|
|
/**
|
|
* AccessibleWrap, and its descendents in atk directory provide the
|
|
* implementation of AtkObject.
|
|
*/
|
|
class AccessibleWrap : public Accessible
|
|
{
|
|
public:
|
|
AccessibleWrap(nsIContent* aContent, DocAccessible* aDoc);
|
|
virtual ~AccessibleWrap();
|
|
void ShutdownAtkObject();
|
|
|
|
virtual void Shutdown();
|
|
|
|
// return the atk object for this AccessibleWrap
|
|
virtual void GetNativeInterface(void** aOutAccessible) MOZ_OVERRIDE;
|
|
virtual nsresult HandleAccEvent(AccEvent* aEvent);
|
|
|
|
AtkObject * GetAtkObject(void);
|
|
static AtkObject* GetAtkObject(Accessible* aAccessible);
|
|
|
|
bool IsValidObject();
|
|
|
|
// get/set the MaiHyperlink object for this AccessibleWrap
|
|
MaiHyperlink* GetMaiHyperlink(bool aCreate = true);
|
|
void SetMaiHyperlink(MaiHyperlink* aMaiHyperlink);
|
|
|
|
static const char * ReturnString(nsAString &aString) {
|
|
static nsCString returnedString;
|
|
returnedString = NS_ConvertUTF16toUTF8(aString);
|
|
return returnedString.get();
|
|
}
|
|
|
|
protected:
|
|
|
|
nsresult FireAtkStateChangeEvent(AccEvent* aEvent, AtkObject *aObject);
|
|
nsresult FireAtkTextChangedEvent(AccEvent* aEvent, AtkObject *aObject);
|
|
nsresult FireAtkShowHideEvent(AccEvent* aEvent, AtkObject *aObject,
|
|
bool aIsAdded);
|
|
|
|
AtkObject *mAtkObject;
|
|
|
|
private:
|
|
|
|
/*
|
|
* do we have text-remove and text-insert signals if not we need to use
|
|
* text-changed see AccessibleWrap::FireAtkTextChangedEvent() and
|
|
* bug 619002
|
|
*/
|
|
enum EAvailableAtkSignals {
|
|
eUnknown,
|
|
eHaveNewAtkTextSignals,
|
|
eNoNewAtkSignals
|
|
};
|
|
|
|
static EAvailableAtkSignals gAvailableAtkSignals;
|
|
|
|
uint16_t CreateMaiInterfaces();
|
|
};
|
|
|
|
} // namespace a11y
|
|
} // namespace mozilla
|
|
|
|
#endif /* __NS_ACCESSIBLE_WRAP_H__ */
|