win/include/content/nsITextControlElement.h

/* -*- 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
 * John B. Keiser
 * Portions created by the Initial Developer are Copyright (C) 2001
 * the Initial Developer. All Rights Reserved.
 *
 * 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
 * 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 nsITextControlElement_h___
#define nsITextControlElement_h___

#include "nsISupports.h"
class nsAString;
class nsITextControlFrame;

// IID for the nsITextControl interface
#define NS_ITEXTCONTROLELEMENT_IID    \
{ 0x8c22af1e, 0x1dd2, 0x11b2,    \
  { 0x9d, 0x72, 0xb4, 0xc1, 0x53, 0x68, 0xdc, 0xa1 } }

/**
 * This interface is used for the text control frame to store its value away
 * into the content.
 */
class nsITextControlElement : public nsISupports {
public:

  NS_DECLARE_STATIC_IID_ACCESSOR(NS_ITEXTCONTROLELEMENT_IID)

  /**
   * Set the control's value without security checks
   */
  NS_IMETHOD TakeTextFrameValue(const nsAString& aValue) = 0;

  /**
   * Tell the control that value has been deliberately changed (or not).
   */
  NS_IMETHOD SetValueChanged(PRBool changed) = 0;
};

NS_DEFINE_STATIC_IID_ACCESSOR(nsITextControlElement,
                              NS_ITEXTCONTROLELEMENT_IID)

#endif // nsITextControlElement_h___