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166 lines
5.6 KiB
C
166 lines
5.6 KiB
C
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Original Author: Eric Vaughan (evaughan@netscape.com)
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*
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef __nsXULSelectAccessible_h__
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#define __nsXULSelectAccessible_h__
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#include "nsCOMPtr.h"
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#include "nsIAccessibleSelectable.h"
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#include "nsIDOMNode.h"
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#include "nsIWeakReference.h"
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#include "nsSelectAccessible.h"
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#include "nsXULMenuAccessible.h"
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/**
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* Selects, Listboxes and Comboboxes, are made up of a number of different
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* widgets, some of which are shared between the two. This file contains
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* all of the widgets for both of the Selects, for XUL only. Some of them
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* extend classes from nsSelectAccessible.cpp, which contains base classes
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* that are also extended by the XUL Select Accessibility support.
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*
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* Listbox:
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* - nsXULListboxAccessible
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* - nsXULSelectListAccessible
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* - nsXULSelectOptionAccessible
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*
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* Comboboxes:
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* - nsXULComboboxAccessible <menulist />
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* - nsHTMLTextFieldAccessible
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* - nsXULComboboxButtonAccessible
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* - nsXULSelectListAccessible <menupopup />
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* - nsXULSelectOptionAccessible(s) <menuitem />
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*/
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/** ------------------------------------------------------ */
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/** First, the common widgets */
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/** ------------------------------------------------------ */
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/*
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* The list that contains all the options in the select.
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*/
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class nsXULSelectListAccessible : public nsAccessible
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{
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public:
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nsXULSelectListAccessible(nsIDOMNode* aDOMNode, nsIWeakReference* aShell);
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virtual ~nsXULSelectListAccessible() {}
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/* ----- nsIAccessible ----- */
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NS_IMETHOD GetAccRole(PRUint32 *_retval);
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NS_IMETHOD GetAccState(PRUint32 *_retval);
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};
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/*
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* Options inside the select, contained within the list
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*/
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class nsXULSelectOptionAccessible : public nsXULMenuitemAccessible
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{
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public:
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nsXULSelectOptionAccessible(nsIDOMNode* aDOMNode, nsIWeakReference* aShell);
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virtual ~nsXULSelectOptionAccessible() {}
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/* ----- nsIAccessible ----- */
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NS_IMETHOD GetAccRole(PRUint32 *_retval);
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NS_IMETHOD GetAccState(PRUint32 *_retval);
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static nsresult GetFocusedOptionNode(nsIWeakReference *aPresShell, nsIDOMNode *aListNode, nsCOMPtr<nsIDOMNode>& aFocusedOptionNode);
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};
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/** ------------------------------------------------------ */
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/** Secondly, the Listbox widget */
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/** ------------------------------------------------------ */
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/*
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* A class the represents the XUL Listbox widget.
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*/
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class nsXULListboxAccessible : public nsListboxAccessible,
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public nsIAccessibleSelectable
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_NSIACCESSIBLESELECTABLE
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nsXULListboxAccessible(nsIDOMNode* aDOMNode, nsIWeakReference* aShell);
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virtual ~nsXULListboxAccessible() {}
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/* ----- nsIAccessible ----- */
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NS_IMETHOD GetAccValue(nsAWritableString& _retval);
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};
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/** ------------------------------------------------------ */
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/** Finally, the Combobox widgets */
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/** ------------------------------------------------------ */
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/*
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* A class the represents the XUL Combobox widget.
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*/
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class nsXULComboboxAccessible : public nsComboboxAccessible
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{
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public:
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nsXULComboboxAccessible(nsIDOMNode* aDOMNode, nsIWeakReference* aShell);
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virtual ~nsXULComboboxAccessible() {}
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/* ----- nsIAccessible ----- */
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NS_IMETHOD GetAccValue(nsAWritableString& _retval);
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};
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/*
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* A class the represents the text field in the Select to the left
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* of the drop down button
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*/
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/**
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* A class that represents the button inside the Select to the
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* right of the text field
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*/
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class nsXULComboboxButtonAccessible : public nsComboboxButtonAccessible
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{
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public:
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nsXULComboboxButtonAccessible(nsIAccessible* aParent, nsIDOMNode* aDOMNode, nsIWeakReference* aShell);
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virtual ~nsXULComboboxButtonAccessible() {}
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/* ----- nsIAccessible ----- */
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NS_IMETHOD AccDoAction(PRUint8 index);
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};
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#endif //__nsXULSelectAccessible_h__
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