/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * 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 the Mozilla browser.
 * 
 * The Initial Developer of the Original Code is Netscape
 * Communications, Inc.  Portions created by Netscape are
 * Copyright (C) 1999, Mozilla.  All Rights Reserved.
 * 
 * Contributor(s):
 *   Travis Bogard <travis@netscape.com>
 */

/**
 * The nsIContentViewerEdit    
 */

/**
 * The nsIMarkupDocumentViewer
 * This interface describes the properties of a content viewer 
 * for a markup document - HTML or XML
 */

#include "nsISupports.idl"

interface nsIDOMNode;


[scriptable, uuid(69E5DE03-7B8B-11d3-AF61-00A024FFC08C)]
interface nsIMarkupDocumentViewer : nsISupports
{

	/*
	Scrolls to a given DOM content node. 
	*/
	void scrollToNode(in nsIDOMNode node);

	/** if true, plugins are allowed within the doc shell.  default = true */
	attribute boolean allowPlugins;

	/** The amount by which to scale all text. Default is 1.0. */
	attribute float textZoom;

	/*
	XXX Comment here!
	*/
	attribute ACString defaultCharacterSet;

	/*
	XXX Comment here!
	*/
	attribute ACString forceCharacterSet;

	/*
	XXX Comment here!
	*/
	attribute ACString hintCharacterSet;

	/*
	XXX Comment here!
	*/
	attribute PRInt32 hintCharacterSetSource;

	/*
	character set from prev document 
	*/
	attribute ACString prevDocCharacterSet;

	//void GetCharacterSetHint(in wstring hintCharset, in PRInt32 charsetSource);

	/**
	* Tell the container to shrink-to-fit or grow-to-fit its contents
	*/
	void sizeToContent();

  /**
   * Options for Bidi presentation.
   *
   * Use these attributes to access the individual Bidi options.
   */

  /**
   * bidiTextDirection: the default direction for the layout of bidirectional text.
   *                    1 - left to right
   *                    2 - right to left
   */
  attribute octet bidiTextDirection;
  
  /**
   * bidiTextType: the ordering of bidirectional text. This may be either "logical"
   * or "visual". Logical text will be reordered for presentation using the Unicode
   * Bidi Algorithm. Visual text will be displayed without reordering. 
   *               1 - the default order for the charset
   *               2 - logical order
   *               3 - visual order
   */
  attribute octet bidiTextType;

  /**
   * bidiControlsTextMode: the order of bidirectional text in form controls.
   *                       1 - logical
   *                       2 - visual
   *                       3 - like the containing document
   */
  attribute octet bidiControlsTextMode;

  /**
   * bidiNumeral: the type of numerals to display. 
   *              1 - depending on context, default is Arabic numerals
   *              2 - depending on context, default is Hindi numerals
   *              3 - Arabic numerals
   *              4 - Hindi numerals
   */
  attribute octet bidiNumeral;

  /**
   * bidiSupport: whether to use platform bidi support or Mozilla's bidi support
   *              1 - Use Mozilla's bidi support
   *              2 - Use the platform bidi support
   *              3 - Disable bidi support
   */
  attribute octet bidiSupport;

  /**
   * bidiCharacterSet: whether to force the user's character set
   *                   1 - use the document character set
   *                   2 - use the character set chosen by the user
   */
  attribute octet bidiCharacterSet;  
  
  /**
   * Use this attribute to access all the Bidi options in one operation
   */
  attribute PRUint32 bidiOptions;
};
