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nsHTMLFormControlAccessibleWrap.cpp

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 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 Sun Microsystems, Inc.
 * Portions created by Sun Microsystems are Copyright (C) 2002 Sun
 * Microsystems, Inc. All Rights Reserved.
 *
 * Original Author: Kyle Yuan (kyle.yuan@sun.com)
 *
 * Contributor(s):
 *
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either 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
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 * 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
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 * ***** END LICENSE BLOCK ***** */

#include "nsHTMLFormControlAccessibleWrap.h"
#include "nsIDOMHTMLInputElement.h"
#include "nsIFrame.h"

NS_IMPL_ISUPPORTS_INHERITED2(nsHTMLTextFieldAccessibleWrap, nsHTMLTextFieldAccessible, nsIAccessibleText, nsIAccessibleEditableText)

nsHTMLTextFieldAccessibleWrap::nsHTMLTextFieldAccessibleWrap(nsIDOMNode* aNode, nsIWeakReference* aShell):
nsHTMLTextFieldAccessible(aNode, aShell), nsAccessibleEditableText(aNode)
{ 
  nsCOMPtr<nsIPresShell> shell(do_QueryReferent(mWeakShell));
  if (shell) {
    nsIFrame *frame = GetFrame();
    if (frame) {
      nsITextControlFrame *textFrame;
      frame->QueryInterface(NS_GET_IID(nsITextControlFrame), (void**)&textFrame);
      if (textFrame) {
        nsCOMPtr<nsIEditor> editor;
        textFrame->GetEditor(getter_AddRefs(editor));
        SetEditor(editor);
      }
    }
  }
}
NS_IMETHODIMP nsHTMLTextFieldAccessibleWrap::GetRole(PRUint32 *_retval)
{
  PRUint32 state = 0;

  nsresult rv = GetState(&state);
  if (NS_SUCCEEDED(rv) && (state & STATE_PROTECTED))
    *_retval = ROLE_PASSWORD_TEXT;
  else
    *_retval = ROLE_TEXT;

  return NS_OK;
}


NS_IMETHODIMP nsHTMLTextFieldAccessibleWrap::GetExtState(PRUint32 *aState)
{
  nsresult rv;
  nsAccessibleWrap::GetExtState(aState);

  nsCOMPtr<nsIDOMHTMLInputElement> htmlFormElement(do_QueryInterface(mDOMNode, &rv));
  if (NS_SUCCEEDED(rv) && htmlFormElement) {
    nsAutoString typeString;
    htmlFormElement->GetType(typeString);
    if (typeString.LowerCaseEqualsLiteral("text"))
      *aState |= EXT_STATE_SINGLE_LINE;
  }

  PRUint32 state;
  nsHTMLTextFieldAccessible::GetState(&state);
  if (!(state & STATE_READONLY))
    *aState |= EXT_STATE_EDITABLE;
  return NS_OK;
}

NS_IMETHODIMP nsHTMLTextFieldAccessibleWrap::Shutdown()
{
  nsAccessibleEditableText::ShutdownEditor();
  return nsHTMLTextFieldAccessible::Shutdown();
}

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