gecko-dev/accessible/mac/AccessibleWrap.h

91 строка
2.2 KiB
Objective-C

/* clang-format off */
/* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* clang-format on */
/* 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/. */
/* For documentation of the accessibility architecture,
* see http://lxr.mozilla.org/seamonkey/source/accessible/accessible-docs.html
*/
#ifndef _AccessibleWrap_H_
#define _AccessibleWrap_H_
#include <objc/objc.h>
#include "Accessible.h"
#include "States.h"
#include "nsCOMPtr.h"
#include "nsTArray.h"
#if defined(__OBJC__)
@class mozAccessible;
#endif
namespace mozilla {
namespace a11y {
class AccessibleWrap : public Accessible {
public: // construction, destruction
AccessibleWrap(nsIContent* aContent, DocAccessible* aDoc);
virtual ~AccessibleWrap();
/**
* Get the native Obj-C object (mozAccessible).
*/
virtual void GetNativeInterface(void** aOutAccessible) override;
/**
* The objective-c |Class| type that this accessible's native object
* should be instantied with. used on runtime to determine the
* right type for this accessible's associated native object.
*/
virtual Class GetNativeType();
virtual void Shutdown() override;
virtual nsresult HandleAccEvent(AccEvent* aEvent) override;
protected:
friend class xpcAccessibleMacInterface;
/**
* Get the native object. Create it if needed.
*/
#if defined(__OBJC__)
mozAccessible* GetNativeObject();
#else
id GetNativeObject();
#endif
private:
/**
* Our native object. Private because its creation is done lazily.
* Don't access it directly. Ever. Unless you are GetNativeObject() or
* Shutdown()
*/
#if defined(__OBJC__)
// if we are in Objective-C, we use the actual Obj-C class.
mozAccessible* mNativeObject;
#else
id mNativeObject;
#endif
/**
* We have created our native. This does not mean there is one.
* This can never go back to false.
* We need it because checking whether we need a native object cost time.
*/
bool mNativeInited;
};
Class GetTypeFromRole(roles::Role aRole);
} // namespace a11y
} // namespace mozilla
#endif