pjs/docshell/base/nsIWebNavigation.idl

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/* -*- 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>
*/
#include "nsISupports.idl"
/**
* The nsIWebNavigation interface defines an interface for navigating the web.
* It provides methods and attributes to direct an object to navigate to a new
* location, stop or restart an in process load or determine where the object,
* has previously gone.
*
* @status UNDER_REVIEW
*/
interface nsIDOMDocument;
interface nsIInputStream;
interface nsISHistory;
interface nsISHEntry;
interface nsIURI;
[scriptable, uuid(F5D9E7B0-D930-11d3-B057-00A024FFC08C)]
interface nsIWebNavigation : nsISupports
{
/**
* Indicates if the object can go back. If true this indicates that
* there is back session history available for navigation.
*/
readonly attribute boolean canGoBack;
/**
* Indicates if the object can go forward. If true this indicates that
* there is forward session history available for navigation
*/
readonly attribute boolean canGoForward;
/**
* Tells the object to navigate to the previous session history item. When
* a page is loaded from session history, all content is loaded from the
* cache (if available) and page state (such as form values, scroll position)
* is restored.
*
* @return NS_OK - Backward navigation was successful.
* NS_ERROR_UNEXPECTED - This call was unexpected at this time. Most
* likely you can't go back right now.
*/
void goBack();
/**
* Tells the object to navigate to the next Forward session history item.
* When a page is loaded from session history, all content is loaded from
* the cache (if available) and page state (such as form values, scroll
* position) is restored.
*
* @return NS_OK - Forward was successful.
* NS_ERROR_UNEXPECTED - This call was unexpected at this time. Most
* likely you can't go forward right now.
*/
void goForward();
/**
* Tells the object to navigate to the session history item at index.
*
* @return NS_OK - GotoIndex was successful.
* NS_ERROR_UNEXPECTED - This call was unexpected at this time. Most
* likely you can't goto that index
*/
void gotoIndex(in long index);
/**
* Load flags for use with loadURI() and reload()
*/
const unsigned long LOAD_FLAGS_MASK = 0xffff;
/**
* loadURI() specific flags
*/
/**
* Normal load flag.
*/
const unsigned long LOAD_FLAGS_NONE = 0x0000;
/**
* Meta-refresh flag. The cache is bypassed. This type of load is
* usually the result of a meta-refresh tag, or a HTTP
* 'refresh' header.
*/
const unsigned long LOAD_FLAGS_IS_REFRESH = 0x0010;
/**
* Link-click flag.
*/
const unsigned long LOAD_FLAGS_IS_LINK = 0x0020;
/**
* Bypass history flag.
*/
const unsigned long LOAD_FLAGS_BYPASS_HISTORY = 0x0040;
/**
* Replace history entry flag.
*/
const unsigned long LOAD_FLAGS_REPLACE_HISTORY = 0x0080;
/* loadURI() & reload() specific flags */
const unsigned long LOAD_FLAGS_BYPASS_CACHE = 0x0100; // Bypass the cache
const unsigned long LOAD_FLAGS_BYPASS_PROXY = 0x0200; // Bypass the proxy
const unsigned long LOAD_FLAGS_CHARSET_CHANGE = 0x0400; // Reload because of charset change,
/**
* Loads a given URI. This will give priority to loading the requested URI
* in the object implementing this interface. If it can't be loaded here
* however, the URL dispatcher will go through its normal process of content
* loading.
*
* @param uri - The URI string to load.
* @param loadFlags - Flags modifying load behaviour. Generally you will pass
* LOAD_FLAGS_NONE for this parameter.
* @param postData - nsIInputStream containing POST data for the request.
*/
void loadURI(in wstring uri, in unsigned long loadFlags);
/**
* Tells the Object to reload the current page.
*
* @param reloadFlags - Flags modifying reload behaviour. Generally you will
* pass LOAD_FLAGS_NONE for this parameter.
*/
void reload(in unsigned long reloadFlags);
/**
* Stop() flags:
*/
/**
* Stop all network activity. This includes both active network loads and
* pending meta-refreshes.
*/
const unsigned long STOP_NETWORK = 0x01;
/**
* Stop all content activity. This includes animated images, plugins and
* pending Javascript timeouts.
*/
const unsigned long STOP_CONTENT = 0x02;
/**
* Stop all activity.
*/
const unsigned long STOP_ALL = 0x03;
/**
* Stops a load of a URI.
*
* @param stopFlags - Flags indicating the stop behavior.
*/
void stop(in unsigned long stopFlags);
/**
* Retrieves the current DOM document for the WebBrowser.
*/
readonly attribute nsIDOMDocument document;
/**
* The current URI that is loaded.
*/
readonly attribute nsIURI currentURI;
/**
* The session history object used to store the session history for the
* session.
*/
attribute nsISHistory sessionHistory;
};