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mini-nav.js
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2006-01-06
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/* -*- Mode: Java; tab-width: 4; 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 Netscape 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/NPL/
*
* 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
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* 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 NPL, 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 NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
const nsIWebNavigation = Components.interfaces.nsIWebNavigation;
var commandHandler = null;
var gURLBar = null;
function nsCommandHandler()
{
}
nsCommandHandler.prototype =
{
QueryInterface : function(iid)
{
if (iid.equals(Components.interfaces.nsICommandHandler) ||
iid.equals(Components.interfaces.nsISupports))
{
return this;
}
throw Components.results.NS_NOINTERFACE;
},
exec : function(command, params)
{
},
query : function(command, params, result)
{
result = "";
}
}
//
function nsBrowserStatusHandler()
{
this.init();
}
nsBrowserStatusHandler.prototype =
{
QueryInterface : function(aIID)
{
if (aIID.equals(Components.interfaces.nsIWebProgressListener) ||
aIID.equals(Components.interfaces.nsISupportsWeakReference) ||
aIID.equals(Components.interfaces.nsISupports))
{
return this;
}
throw Components.results.NS_NOINTERFACE;
},
init : function()
{
this.urlBar = document.getElementById("urlbar");
},
destroy : function()
{
this.urlBar = null;
},
onStateChange : function(aWebProgress, aRequest, aStateFlags, aStatus)
{
},
onProgressChange : function(aWebProgress, aRequest, aCurSelfProgress, aMaxSelfProgress, aCurTotalProgress, aMaxTotalProgress)
{
},
onLocationChange : function(aWebProgress, aRequest, aLocation)
{
domWindow = aWebProgress.DOMWindow;
// Update urlbar only if there was a load on the root docshell
if (domWindow == domWindow.top) {
this.urlBar.value = location;
}
},
onStatusChange : function(aWebProgress, aRequest, aStatus, aMessage)
{
},
onSecurityChange : function(aWebProgress, aRequest, aState)
{
}
}
var gBrowserStatusHandler;
function MiniNavStartup()
{
dump("*** MiniNavStartup\n");
try {
gBrowserStatusHandler = new nsBrowserStatusHandler();
var webNavigation = getWebNavigation();
webNavigation.sessionHistory = Components.classes["@mozilla.org/browser/shistory;1"]
.createInstance(Components.interfaces.nsISHistory);
var interfaceRequestor = getBrowser().docShell.QueryInterface(Components.interfaces.nsIInterfaceRequestor);
var webProgress = interfaceRequestor.getInterface(Components.interfaces.nsIWebProgress);
webProgress.addProgressListener(gBrowserStatusHandler, Components.interfaces.nsIWebProgress.NOTIFY_LOCATION);
} catch (e) {
alert("Error opening a mini-nav window");
dump(e+"\n");
window.close();
return;
}
// create the embedding command handler
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var commandHandlerInit = Components
.classes["@mozilla.org/embedding/browser/nsCommandHandler;1"]
.createInstance(Components.interfaces.nsICommandHandlerInit);
// Attach it to the window
commandHandlerInit.window = window;
commandHandler = commandHandlerInit.QueryInterface(Components.interfaces.nsICommandHandler);
gURLBar = document.getElementById("urlbar");
dump("gURLBar " + gURLBar + "\n");
}
function MiniNavShutdown()
{
dump("*** MiniNavShutdown\n");
if (gBrowserStatusHandler)
gBrowserStatusHandler.destroy();
}
function getBrowser()
{
return document.getElementById("content");
}
function getWebNavigation()
{
return getBrowser().webNavigation;
}
function CHExecTest()
{
if (commandHandler != null)
{
commandHandler.exec("hello", "xxx");
}
}
function CHQueryTest()
{
if (commandHandler != null)
{
var result = commandHandler.query("hello", "xxx");
}
}
function InitContextMenu(xulMenu)
{
// Back determined by canGoBack broadcaster.
InitMenuItemAttrFromNode( "context-back", "disabled", "canGoBack" );
// Forward determined by canGoForward broadcaster.
InitMenuItemAttrFromNode( "context-forward", "disabled", "canGoForward" );
}
function InitMenuItemAttrFromNode( item_id, attr, other_id )
{
var elem = document.getElementById( other_id );
if ( elem && elem.getAttribute( attr ) == "true" ) {
SetMenuItemAttr( item_id, attr, "true" );
} else {
SetMenuItemAttr( item_id, attr, null );
}
}
function SetMenuItemAttr( id, attr, val )
{
var elem = document.getElementById( id );
if ( elem ) {
if ( val == null ) {
// null indicates attr should be removed.
elem.removeAttribute( attr );
} else {
// Set attr=val.
elem.setAttribute( attr, val );
}
}
}
function loadURI(uri)
{
getWebNavigation().loadURI(uri, nsIWebNavigation.LOAD_FLAGS_NONE, null, null, null);
}
function BrowserLoadURL()
{
dump("browserloadurl: " + gURLBar.value + '\n');
try {
loadURI(gURLBar.value);
}
catch(e) {
}
}
function BrowserBack()
{
getWebNavigation().goBack();
}
function BrowserForward()
{
getWebNavigation().goForward();
}
function BrowserStop()
{
getWebNavigation().stop(nsIWebNavigation.STOP_ALL);
}
function BrowserReload()
{
getWebNavigation().reload(nsIWebNavigation.LOAD_FLAGS_NONE);
}