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/* ***** 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
 * Mozilla Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2007
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Shawn Wilsher <me@shawnwilsher.com> (Original Author)
 *
 * 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 ***** */

#include "nsISupports.idl"

interface nsIHandlerInfo;
interface nsIHelperAppLauncher;
interface nsIURI;
interface nsIInterfaceRequestor;

/**
 * This is used to ask a user what they would like to do with a given piece of
 * content.
 */
[scriptable, uuid(456ca3b2-02be-4f97-89a2-08c08d3ad88f)]
interface nsIContentDispatchChooser : nsISupports {
 /**
  * This request is passed to the helper app dialog because Gecko can not
  * handle content of this type.
  */
  const unsigned long REASON_CANNOT_HANDLE = 0;

 /**
  * Asks the user what to do with the content.
  *
  * @param aHander
  *        The interface describing the details of how this content should or
  *        can be handled.
  * @param aWindowContext
  *        The parent window context to show this chooser.  This can be null,
  *        and some implementations may not care about it.  Generally, you'll
  *        want to pass an nsIDOMWindow in so the chooser can be properly
  *        parented when opened.
  * @param aURI
  *        The URI of the resource that we are asking about.
  * @param aReason
  *        The reason why we are asking (see above).
  */
  void ask(in nsIHandlerInfo aHandler,
           in nsIInterfaceRequestor aWindowContext,
           in nsIURI aURI,
           in unsigned long aReason);
};