gecko/accessible/src/xul/nsXULMenuAccessible.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Author: Aaron Leventhal (aaronl@netscape.com)
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef _nsXULMenuAccessible_H_
#define _nsXULMenuAccessible_H_
#include "nsAccessibleWrap.h"
#include "nsAccessibleTreeWalker.h"
#include "nsIAccessibleSelectable.h"
#include "nsIDOMXULSelectCntrlEl.h"
/*
* The basic implemetation of nsIAccessibleSelectable.
*/
class nsXULSelectableAccessible : public nsAccessibleWrap
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIACCESSIBLESELECTABLE
nsXULSelectableAccessible(nsIDOMNode* aDOMNode, nsIWeakReference* aShell);
virtual ~nsXULSelectableAccessible() {}
// nsAccessNode
virtual nsresult Shutdown();
protected:
nsresult ChangeSelection(PRInt32 aIndex, PRUint8 aMethod, PRBool *aSelState);
nsresult AppendFlatStringFromSubtree(nsIContent *aContent, nsAString *aFlatString)
{ return NS_OK; } // Overrides base impl in nsAccessible
// nsIDOMXULMultiSelectControlElement inherits from this, so we'll always have
// one of these if the widget is valid and not defunct
nsCOMPtr<nsIDOMXULSelectControlElement> mSelectControl;
};
/* Accessible for supporting XUL menus
*/
class nsXULMenuitemAccessible : public nsAccessibleWrap
{
public:
enum { eAction_Click = 0 };
nsXULMenuitemAccessible(nsIDOMNode* aDomNode, nsIWeakReference* aShell);
// nsIAccessible
NS_IMETHOD GetDescription(nsAString& aDescription);
NS_IMETHOD GetKeyboardShortcut(nsAString& _retval);
NS_IMETHOD GetDefaultKeyBinding(nsAString& aKeyBinding);
NS_IMETHOD GetState(PRUint32 *aState, PRUint32 *aExtraState);
NS_IMETHOD GetRole(PRUint32 *_retval);
NS_IMETHOD DoAction(PRUint8 index);
NS_IMETHOD GetActionName(PRUint8 aIndex, nsAString& aName);
NS_IMETHOD GetNumActions(PRUint8 *_retval);
// nsAccessNode
virtual nsresult Init();
// nsAccessible
virtual nsresult GetNameInternal(nsAString& aName);
virtual nsresult GetAttributesInternal(nsIPersistentProperties *aAttributes);
NS_IMETHOD GetAllowsAnonChildAccessibles(PRBool *aAllowsAnonChildren);
};
class nsXULMenuSeparatorAccessible : public nsXULMenuitemAccessible
{
public:
nsXULMenuSeparatorAccessible(nsIDOMNode* aDomNode, nsIWeakReference* aShell);
// nsIAccessible
NS_IMETHOD GetState(PRUint32 *aState, PRUint32 *aExtraState);
NS_IMETHOD GetRole(PRUint32 *_retval);
NS_IMETHOD DoAction(PRUint8 index);
NS_IMETHOD GetActionName(PRUint8 aIndex, nsAString& aName);
NS_IMETHOD GetNumActions(PRUint8 *_retval);
// nsAccessible
virtual nsresult GetNameInternal(nsAString& aName);
};
class nsXULMenupopupAccessible : public nsXULSelectableAccessible
{
public:
nsXULMenupopupAccessible(nsIDOMNode* aDomNode, nsIWeakReference* aShell);
// nsIAccessible
NS_IMETHOD GetState(PRUint32 *aState, PRUint32 *aExtraState);
NS_IMETHOD GetRole(PRUint32 *aRole);
// nsAccessible
virtual nsresult GetNameInternal(nsAString& aName);
// nsXULMenupopupAccessible
static already_AddRefed<nsIDOMNode> FindInNodeList(nsIDOMNodeList *aNodeList,
nsIAtom *aAtom, PRUint32 aNameSpaceID);
static void GenerateMenu(nsIDOMNode *aNode);
};
class nsXULMenubarAccessible : public nsAccessibleWrap
{
public:
nsXULMenubarAccessible(nsIDOMNode* aDomNode, nsIWeakReference* aShell);
// nsIAccessible
NS_IMETHOD GetState(PRUint32 *aState, PRUint32 *aExtraState);
NS_IMETHOD GetRole(PRUint32 *_retval);
// nsAccessible
virtual nsresult GetNameInternal(nsAString& aName);
};
#endif