pjs/suite/browser/navigator.js

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46 KiB
JavaScript

/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* 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 Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
var pref = null;
// in case we fail to get the start page, load this
var startPageDefault = "about:blank";
// in case we fail to get the home page, load this
var homePageDefault = "http://www.mozilla.org/";
try {
pref = Components.classes['component://netscape/preferences'];
pref = pref.getService();
pref = pref.QueryInterface(Components.interfaces.nsIPref);
}
catch (ex) {
dump("failed to get prefs service!\n");
pref = null;
}
var appCore = null;
var defaultStatus = "default status text";
var explicitURL = false;
function GeneralDrag ( event )
{
dump("****** GENERAL DRAG ********\n");
}
function BeginDragPersonalToolbar ( event )
{
//XXX we rely on a capturer to already have determined which item the mouse was over
//XXX and have set an attribute.
// if the click is on the toolbar proper, ignore it. We only care about clicks on
// items.
var toolbar = document.getElementById("PersonalToolbar");
if ( event.target == toolbar )
return true; // continue propagating the event
// since the database is not on the toolbar, but on the innermost box, we need to
// make sure we can find it before we go any further. If we can't find it, we're
// up the creek, but don't keep propagating the event.
var childWithDatabase = document.getElementById("innermostBox");
if ( ! childWithDatabase ) {
event.preventBubble();
return;
}
// pinkerton
// right now, the issue of d&d and these popup menus is really wacky, so i'm punting
// until I have time to fix it and we can come up with a good UI gesture (bug 19588). In
// the meantime, if the target is a container, don't initiate the drag.
var container = event.target.getAttribute("container");
if ( container == "true" )
return;
var dragStarted = false;
var dragService = Components.classes["component://netscape/widget/dragservice"].getService();
if ( dragService ) dragService = dragService.QueryInterface(Components.interfaces.nsIDragService);
if ( dragService ) {
var trans = Components.classes["component://netscape/widget/transferable"].createInstance();
if ( trans ) trans = trans.QueryInterface(Components.interfaces.nsITransferable);
if ( trans ) {
trans.addDataFlavor("moz/toolbaritem");
var genData = Components.classes["component://netscape/supports-wstring"].createInstance();
if ( genData ) genData = genData.QueryInterface(Components.interfaces.nsISupportsWString);
trans.addDataFlavor("text/plain");
var genTextData = Components.classes["component://netscape/supports-string"].createInstance();
if ( genTextData ) genTextData = genTextData.QueryInterface(Components.interfaces.nsISupportsString);
if ( genData && genTextData ) {
var id = event.target.getAttribute("id");
genData.data = id;
genTextData.data = id;
dump("ID: " + id + "\n");
var database = childWithDatabase.database;
var rdf = Components.classes["component://netscape/rdf/rdf-service"].getService();
if (rdf) rdf = rdf.QueryInterface(Components.interfaces.nsIRDFService);
if ((!rdf) || (!database)) return(false);
// make sure its a bookmark, bookmark separator, or bookmark folder
var src = rdf.GetResource(id, true);
var prop = rdf.GetResource("http://www.w3.org/1999/02/22-rdf-syntax-ns#type", true);
var target = database.GetTarget(src, prop, true);
/*
pinkerton
this doesn't work anymore (target is null), not sure why.
if (target) target = target.QueryInterface(Components.interfaces.nsIRDFResource);
if (target) target = target.Value;
if ((!target) || (target == "")) {dump("BAD\n"); return(false);}
dump("Type: '" + target + "'\n");
if ((target != "http://home.netscape.com/NC-rdf#BookmarkSeparator") &&
(target != "http://home.netscape.com/NC-rdf#Bookmark") &&
(target != "http://home.netscape.com/NC-rdf#Folder")) return(false);
*/
trans.setTransferData ( "moz/toolbaritem", genData, id.length*2 ); // double byte data (len*2)
trans.setTransferData ( "text/plain", genTextData, id.length ); // single byte data
var transArray = Components.classes["component://netscape/supports-array"].createInstance();
if ( transArray ) transArray = transArray.QueryInterface(Components.interfaces.nsISupportsArray);
if ( transArray ) {
// put it into the transferable as an |nsISupports|
var genTrans = trans.QueryInterface(Components.interfaces.nsISupports);
transArray.AppendElement(genTrans);
var nsIDragService = Components.interfaces.nsIDragService;
dragService.invokeDragSession ( transArray, null, nsIDragService.DRAGDROP_ACTION_COPY +
nsIDragService.DRAGDROP_ACTION_MOVE );
dragStarted = true;
}
} // if data object
} // if transferable
} // if drag service
if ( dragStarted ) // don't propagate the event if a drag has begun
event.preventBubble();
return true;
} // BeginDragPersonalToolbar
function DropPersonalToolbar ( event )
{
var dropAccepted = false;
var dragService = Components.classes["component://netscape/widget/dragservice"].getService();
if ( dragService ) dragService = dragService.QueryInterface(Components.interfaces.nsIDragService);
if ( dragService ) {
var dragSession = dragService.getCurrentSession();
if ( dragSession ) {
var trans = Components.classes["component://netscape/widget/transferable"].createInstance();
if ( trans ) trans = trans.QueryInterface(Components.interfaces.nsITransferable);
if ( trans ) {
// get references to various services/resources once up-front
var personalToolbarRes = null;
var rdf = Components.classes["component://netscape/rdf/rdf-service"].getService();
if (rdf) rdf = rdf.QueryInterface(Components.interfaces.nsIRDFService);
if (rdf)
{
personalToolbarRes = rdf.GetResource("NC:PersonalToolbarFolder");
}
var rdfc = Components.classes["component://netscape/rdf/container"].getService();
if (rdfc) rdfc = rdfc.QueryInterface(Components.interfaces.nsIRDFContainer);
trans.addDataFlavor("moz/toolbaritem");
for ( var i = 0; i < dragSession.numDropItems; ++i ) {
dragSession.getData ( trans, i );
var dataObj = new Object();
var bestFlavor = new Object();
var len = new Object();
trans.getAnyTransferData ( bestFlavor, dataObj, len );
if ( dataObj ) dataObj = dataObj.value.QueryInterface(Components.interfaces.nsISupportsWString);
if ( dataObj ) {
// remember len is in bytes, not chars
var id = dataObj.data.substring(0, len.value / 2);
dump("ID: '" + id + "'\n");
var objectRes = rdf.GetResource(id, true);
dragSession.canDrop = true;
dropAccepted = true;
var boxWithDatabase = document.getElementById("innermostBox");
var database = boxWithDatabase.database;
if (database && rdf && rdfc && personalToolbarRes && objectRes)
{
rdfc.Init(database, personalToolbarRes);
// Note: RDF Sequences are one-based, not zero-based
// XXX figure out the REAL index to insert at;
// for the moment, insert it as the first element (pos=1)
var newIndex = 1;
var currentIndex = rdfc.IndexOf(objectRes);
if (currentIndex > 0)
{
dump("Element '" + id + "' was at position # " + currentIndex + "\n");
rdfc.RemoveElement(objectRes, true);
dump("Element '" + id + "' removed from position # " + currentIndex + "\n");
}
rdfc.InsertElementAt(objectRes, newIndex, true);
dump("Element '" + id + "' re-inserted at new position # " + newIndex + ".\n");
}
}
} // foreach drag item
} // if transferable
} // if dragsession
} // if dragservice
if ( dropAccepted ) // don't propagate the event if we did the drop
event.preventBubble();
} // DropPersonalToolbar
function DragOverPersonalToolbar ( event )
{
var validFlavor = false;
var dragSession = null;
var dragService = Components.classes["component://netscape/widget/dragservice"].getService();
if ( dragService ) dragService = dragService.QueryInterface(Components.interfaces.nsIDragService);
if ( dragService ) {
dragSession = dragService.getCurrentSession();
if ( dragSession ) {
if ( dragSession.isDataFlavorSupported("moz/toolbaritem") )
validFlavor = true;
else if ( dragSession.isDataFlavorSupported("text/plain") )
validFlavor = true;
//XXX other flavors here...
// touch the attribute to trigger the repaint with the drop feedback.
if ( validFlavor ) {
//XXX this is really slow and likes to refresh N times per second.
var toolbar = document.getElementById("PersonalToolbar");
toolbar.setAttribute ( "dd-triggerrepaint", 0 );
dragSession.canDrop = true;
event.preventBubble();
}
}
}
} // DragOverPersonalToolbar
//
// DragOverContentArea
//
// An example of how to handle drag-over. Looks for any of a handful of flavors and
// if it finds them it marks the dragSession that the drop is allowed.
//
function DragOverContentArea ( event )
{
var validFlavor = false;
var dragSession = null;
var dragService = Components.classes["component://netscape/widget/dragservice"].getService();
if ( dragService ) dragService = dragService.QueryInterface(Components.interfaces.nsIDragService);
if ( dragService ) {
dragSession = dragService.getCurrentSession();
if ( dragSession ) {
if ( dragSession.isDataFlavorSupported("moz/toolbaritem") )
validFlavor = true;
else if ( dragSession.isDataFlavorSupported("text/plain") )
validFlavor = true;
else if ( dragSession.isDataFlavorSupported("text/unicode") )
validFlavor = true;
//XXX other flavors here...such as files from the desktop?
if ( validFlavor ) {
// XXX do some drag feedback here, set a style maybe???
dragSession.canDrop = true;
event.preventBubble();
}
}
}
} // DragOverContentArea
//
// DropOnContentArea
//
// An example of how to handle a drop. Basically looks for the text flavor, extracts it,
// shoves it into the url bar, and loads the given URL. No checking is done to make sure
// this is a url ;)
//
function DropOnContentArea ( event )
{
var dropAccepted = false;
var dragService = Components.classes["component://netscape/widget/dragservice"].getService();
if ( dragService ) dragService = dragService.QueryInterface(Components.interfaces.nsIDragService);
if ( dragService ) {
var dragSession = dragService.getCurrentSession();
if ( dragSession ) {
var trans = Components.classes["component://netscape/widget/transferable"].createInstance();
if ( trans ) trans = trans.QueryInterface(Components.interfaces.nsITransferable);
if ( trans ) {
trans.addDataFlavor("text/unicode");
trans.addDataFlavor("text/plain");
for ( var i = 0; i < dragSession.numDropItems; ++i ) {
var id = "";
dragSession.getData ( trans, i );
var dataObj = new Object();
var bestFlavor = new Object();
var len = new Object();
trans.getAnyTransferData ( bestFlavor, dataObj, len );
if ( bestFlavor.value == "text/unicode" ) {
if ( dataObj ) dataObj = dataObj.value.QueryInterface(Components.interfaces.nsISupportsWString);
if ( dataObj ) {
// pull the URL out of the data object, two byte data
var id = dataObj.data.substring(0, len.value / 2);
dump("ID: '" + id + "'\n");
}
}
else {
if ( dataObj ) dataObj = dataObj.value.QueryInterface(Components.interfaces.nsISupportsString);
if ( dataObj ) {
// pull the URL out of the data object
var id = dataObj.data.substring(0, len.value);
dump("ID: '" + id + "'\n");
}
}
// stuff it into the url field and go, baby, go!
var urlBar = document.getElementById ( "urlbar" );
urlBar.value = id;
BrowserLoadURL();
event.preventBubble();
} // foreach drag item
}
}
}
} // DropOnContentArea
//
// DragProxyIcon
//
// Called when the user is starting a drag from the proxy icon next to the URL bar. Basically
// just gets the url from the url bar and places the data (as plain text) in the drag service.
//
// This is by no means the final implementation, just another example of what you can do with
// JS. Much still left to do here.
//
function DragProxyIcon ( event )
{
var dragStarted = false;
var dragService = Components.classes["component://netscape/widget/dragservice"].getService();
if ( dragService ) dragService = dragService.QueryInterface(Components.interfaces.nsIDragService);
if ( dragService ) {
var trans = Components.classes["component://netscape/widget/transferable"].createInstance();
if ( trans ) trans = trans.QueryInterface(Components.interfaces.nsITransferable);
if ( trans ) {
trans.addDataFlavor("text/plain");
var genTextData = Components.classes["component://netscape/supports-string"].createInstance();
if ( genTextData ) genTextData = genTextData.QueryInterface(Components.interfaces.nsISupportsString);
if ( genTextData ) {
// pull the url out of the url bar
var urlBar = document.getElementById ( "urlbar" );
if ( !urlBar )
return;
var id = urlBar.value
genTextData.data = id;
dump("ID: " + id + "\n");
trans.setTransferData ( "text/plain", genTextData, id.length ); // single byte data
var transArray = Components.classes["component://netscape/supports-array"].createInstance();
if ( transArray ) transArray = transArray.QueryInterface(Components.interfaces.nsISupportsArray);
if ( transArray ) {
// put it into the transferable as an |nsISupports|
var genTrans = trans.QueryInterface(Components.interfaces.nsISupports);
transArray.AppendElement(genTrans);
var nsIDragService = Components.interfaces.nsIDragService;
dragService.invokeDragSession ( transArray, null, nsIDragService.DRAGDROP_ACTION_COPY +
nsIDragService.DRAGDROP_ACTION_MOVE );
dragStarted = true;
}
} // if data object
} // if transferable
} // if drag service
if ( dragStarted ) // don't propagate the event if a drag has begun
event.preventBubble();
} // DragProxyIcon
function UpdateHistory(event)
{
// This is registered as a capturing "load" event handler. When a
// document load completes in the content window, we'll be
// notified here. This allows us to update the global history and
// set the document's title information.
// dump("UpdateHistory: content's location is '" + window.content.location.href + "',\n");
//dump(" title is '" + window.content.document.title + "'\n");
if (window.content.location.href && window.content.location.href != "")
{
try
{
var history = Components.classes["component://netscape/browser/global-history"].getService();
if (history) history = history.QueryInterface(Components.interfaces.nsIGlobalHistory);
if (history) history.SetPageTitle(window.content.location.href, window.content.document.title);
}
catch (ex)
{
dump("failed to set the page title.\n");
}
}
}
function savePage( url ) {
// Default is to save current page.
if ( !url ) {
url = window.content.location.href;
}
// Use stream xfer component to prompt for destination and save.
var xfer = Components
.classes[ "component://netscape/appshell/component/xfer" ]
.getService( Components.interfaces.nsIStreamTransfer );
try {
// When Necko lands, we need to receive the real nsIChannel and
// do SelectFileAndTransferLocation!
// Use this for now...
xfer.SelectFileAndTransferLocationSpec( url, window );
} catch( exception ) {
// Failed (or cancelled), give them another chance.
dump( "SelectFileAndTransferLocationSpec failed, rv=" + exception + "\n" );
}
return;
}
function UpdateBookmarksLastVisitedDate(event)
{
if (window.content.location.href && window.content.location.href != "")
{
try
{
// if the URL is bookmarked, update its "Last Visited" date
var bmks = Components.classes["component://netscape/browser/bookmarks-service"].getService();
if (bmks) bmks = bmks.QueryInterface(Components.interfaces.nsIBookmarksService);
if (bmks) bmks.UpdateBookmarkLastVisitedDate(window.content.location.href);
}
catch(ex)
{
dump("failed to update bookmark last visited date.\n");
}
}
}
function UpdateInternetSearchResults(event)
{
if (window.content.location.href && window.content.location.href != "")
{
try
{
var search = Components.classes["component://netscape/rdf/datasource?name=internetsearch"].getService();
if (search) search = search.QueryInterface(Components.interfaces.nsIInternetSearchService);
if (search) search.FindInternetSearchResults(window.content.location.href);
}
catch(ex)
{
}
}
}
function createBrowserInstance()
{
appCore = Components
.classes[ "component://netscape/appshell/component/browser/instance" ]
.createInstance( Components.interfaces.nsIBrowserInstance );
if ( !appCore ) {
alert( "Error creating browser instance\n" );
}
}
function Startup()
{
// Position window.
var win = document.getElementById( "main-window" );
if (win) {
var x = win.getAttribute( "x" );
var y = win.getAttribute( "y" );
// dump(" move to "+x+" "+y+"\n");
window.moveTo( x, y );
}
// TileWindow();
// Make sure window fits on screen initially
// FitToScreen();
// Create the browser instance component.
createBrowserInstance();
if (appCore == null) {
// Give up.
window.close();
}
// Initialize browser instance..
appCore.setWebShellWindow(window);
tryToSetContentWindow();
// Add a capturing event listener to the content window so we'll
// be notified when onloads complete.
window.addEventListener("load", UpdateHistory, true);
window.addEventListener("load", UpdateBookmarksLastVisitedDate, true);
window.addEventListener("load", UpdateInternetSearchResults, true);
// Check for window.arguments[0]. If present, go to that url.
if ( window.arguments && window.arguments[0] ) {
// Load it using yet another psuedo-onload handler.
onLoadViaOpenDialog();
}
}
function Shutdown() {
// Get the current window position/size.
var x = window.screenX;
var y = window.screenY;
var h = window.outerHeight;
var w = window.outerWidth;
// Store these into the window attributes (for persistence).
var win = document.getElementById( "main-window" );
win.setAttribute( "x", x );
win.setAttribute( "y", y );
win.setAttribute( "height", h );
win.setAttribute( "width", w );
// Close the app core.
if ( appCore ) {
appCore.close();
}
}
function onLoadWithArgs() {
// See if Startup has been run.
if ( appCore ) {
// See if load in progress (loading default page).
if ( document.getElementById("Browser:Throbber").getAttribute("busy") == "true" ) {
dump( "Stopping load of default initial page\n" );
appCore.stop();
}
dump( "Loading page specified on ShowWindowWithArgs\n" );
appCore.loadInitialPage();
} else {
// onLoad handler timing is not correct yet.
dump( "onLoadWithArgs not needed yet\n" );
// Remember that we want this url.
explicitURL = true;
}
}
function onLoadViaOpenDialog() {
// See if load in progress (loading default page).
if ( document.getElementById("Browser:Throbber").getAttribute("busy") == "true" ) {
dump( "Stopping load of default initial page\n" );
appCore.stop();
}
dump( "Loading page specified via openDialog\n" );
dump("Check if a view source window \n");
if( window.arguments[1]=="view-source" )
{
dump(" A view source window \n");
var element = document.getElementById("main-window");
var preface = element.getAttribute("viewsourcetitlepreface");
element.setAttribute( "titlepreface", preface );
appCore.isViewSource = true;
element.setAttribute("windowtype","Browser:view-source");
}
appCore.loadUrl( window.arguments[0] );
}
function tryToSetContentWindow() {
var startpage = startPageDefault;
if ( window.content ) {
dump("Setting content window\n");
appCore.setContentWindow( window.content );
// Have browser app core load appropriate initial page.
if ( !explicitURL ) {
// if all else fails, use trusty "about:blank" as the start page
if (pref) {
// from mozilla/modules/libpref/src/init/all.js
// 0 = blank
// 1 = home (browser.startup.homepage)
// 2 = last
choice = 1;
try {
choice = pref.GetIntPref("browser.startup.page");
}
catch (ex) {
dump("failed to get the browser.startup.page pref\n");
}
dump("browser.startup.page = " + choice + "\n");
switch (choice) {
case 0:
startpage = "about:blank";
break;
case 1:
try {
startpage = pref.CopyCharPref("browser.startup.homepage");
}
catch (ex) {
dump("failed to get the homepage!\n");
startpage = startPageDefault;
}
break;
case 2:
var history = Components.classes['component://netscape/browser/global-history'];
if (history) {
history = history.getService();
}
if (history) {
history = history.QueryInterface(Components.interfaces.nsIGlobalHistory);
}
if (history) {
startpage = history.GetLastPageVisted();
}
break;
default:
startpage = startPageDefault;
}
}
else {
dump("failed to QI pref service\n");
}
dump("startpage = " + startpage + "\n");
var args = document.getElementById("args")
if (args) args.setAttribute("value", startpage);
}
appCore.loadInitialPage();
} else {
// Try again.
dump("Scheduling later attempt to set content window\n");
window.setTimeout( "tryToSetContentWindow()", 100 );
}
}
function Translate(src, dest, engine)
{
var service = "http://levis.alis.com:8080";
service += "?AlisSourceLang=" + src;
service += "&AlisTargetLang=" + dest;
service += "&AlisMTEngine=" + engine;
// if we're already viewing a translated page, the just get the
// last argument (which we expect to always be "AlisMTEngine")
var targetURI = window.content.location.href;
var targetURIIndex = targetURI.indexOf("AlisTargetURI=");
if (targetURIIndex >= 0)
{
targetURI = targetURI.substring(targetURIIndex + 14);
}
service += "&AlisTargetURI=" + targetURI;
window.content.location.href = service;
}
function RefreshUrlbar()
{
//Refresh the urlbar bar
document.getElementById('urlbar').value = window.content.location.href;
}
function gotoHistoryIndex(index)
{
appCore.gotoHistoryIndex(index);
}
function BrowserBack()
{
// Get a handle to the back-button
var bb = document.getElementById("canGoBack");
// If the button is disabled, don't bother calling in to Appcore
if ( (bb.getAttribute("disabled")) == "true" )
return;
if (appCore != null) {
dump("Going Back\n");
appCore.back();
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserForward()
{
// Get a handle to the back-button
var fb = document.getElementById("canGoForward");
// If the button is disabled, don't bother calling in to Appcore
if ( (fb.getAttribute("disabled")) == "true" )
return;
if (appCore != null) {
dump("Going Forward\n");
appCore.forward();
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserCanStop() {
var stop = document.getElementById("canStop");
if ( stop ) {
var stopDisabled = stop.getAttribute("disabled");
var stopButton = document.getElementById( "stop-button" );
if ( stopButton ) {
if ( stopDisabled == "true") {
stopButton.setAttribute( "disabled", "true" );
} else {
stopButton.setAttribute( "disabled", "" );
}
}
//Enable/disable the stop menu item
var stopMenu = document.getElementById( "menuitem-stop" );
if ( stopMenu ) {
if ( stopDisabled == "true") {
stopMenu.setAttribute( "disabled", "true" );
} else {
stopMenu.setAttribute( "disabled", "" );
}
}
}
}
function BrowserStop() {
// Get a handle to the "canStop" broadcast id
var stopBElem = document.getElementById("canStop");
if (!stopBElem) {
dump("Couldn't obtain handle to stop Broadcast element\n");
return;
}
var canStop = stopBElem.getAttribute("disabled");
var sb = document.getElementById("stop-button");
if (!sb) {
dump("Could not obtain handle to stop button\n");
return;
}
// If the stop button is currently disabled, just return
if ((sb.getAttribute("disabled")) == "true") {
return;
}
//Stop button has just been pressed. Disable it.
sb.setAttribute("disabled", "true");
// Get a handle to the stop menu item.
var sm = document.getElementById("menuitem-stop");
if (!sm) {
dump("Couldn't obtain menu item Stop\n");
} else {
// Disable the stop menu-item.
sm.setAttribute("disabled", "true");
}
//Call in to BrowserAppcore to stop the current loading
if (appCore != null) {
dump("Going to Stop\n");
appCore.stop();
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserReallyReload(reloadType) {
// Get a handle to the "canReload" broadcast id
var reloadBElem = document.getElementById("canReload");
if (!reloadBElem) {
dump("Couldn't obtain handle to reload Broadcast element\n");
return;
}
var canreload = reloadBElem.getAttribute("disabled");
// If the reload button is currently disabled, just return
if ( canreload) {
return;
}
//Call in to BrowserAppcore to reload the current loading
if (appCore != null) {
dump("Going to reload\n");
appCore.reload(reloadType);
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserHome()
{
// this eventual calls nsGlobalWIndow::Home()
window.content.home();
RefreshUrlbar();
}
function OpenBookmarkURL(node, datasources)
{
if (node.getAttribute('container') == "true") {
return false;
}
var url = node.getAttribute('id');
try
{
// add support for IE favorites under Win32, and NetPositive URLs under BeOS
var rdf = Components.classes["component://netscape/rdf/rdf-service"].getService();
if (rdf) rdf = rdf.QueryInterface(Components.interfaces.nsIRDFService);
if (rdf && datasources)
{
var src = rdf.GetResource(url, true);
var prop = rdf.GetResource("http://home.netscape.com/NC-rdf#URL", true);
var target = datasources.GetTarget(src, prop, true);
if (target) target = target.QueryInterface(Components.interfaces.nsIRDFLiteral);
if (target) target = target.Value;
if (target) url = target;
}
}
catch(ex)
{
}
// Ignore "NC:" urls.
if (url.substring(0, 3) == "NC:") {
return false;
}
// Check if we have a browser window
if ( window.content == null )
{
window.openDialog( "chrome://navigator/content/navigator.xul", "_blank", "chrome,all,dialog=no", url );
}
else
{
window.content.location.href = url;
RefreshUrlbar();
}
}
function OpenSearch(tabName, forceDialogFlag, searchStr)
{
var searchMode = 0;
var searchEngineURI = null;
var autoOpenSearchPanel = false;
var defaultSearchURL = null;
try
{
searchMode = pref.GetIntPref("browser.search.powermode");
autoOpenSearchPanel = pref.GetBoolPref("browser.search.opensidebarsearchpanel");
searchEngineURI = pref.CopyCharPref("browser.search.defaultengine");
defaultSearchURL = pref.CopyCharPref("browser.search.defaulturl");
}
catch(ex)
{
}
if ((defaultSearchURL == null) || (defaultSearchURL == ""))
{
// Fallback to a Netscape default (one that we can get sidebar search results for)
defaultSearchURL = "http://search.netscape.com/cgi-bin/search?search=";
}
if ((searchMode == 1) || (forceDialogFlag == true))
{
window.openDialog("chrome://search/content/search.xul", "SearchWindow", "dialog=no,close,chrome,resizable", tabName, searchStr);
}
else
{
if ((!searchStr) || (searchStr == "")) return;
var escapedSearchStr = escape(searchStr);
defaultSearchURL += escapedSearchStr;
if ((searchEngineURI != null) && (searchEngineURI != ""))
{
try
{
var searchURL = null;
var searchDS = Components.classes["component://netscape/rdf/datasource?name=internetsearch"].getService();
if (searchDS) searchDS = searchDS.QueryInterface(Components.interfaces.nsIInternetSearchService);
if (searchDS) searchURL = searchDS.GetInternetSearchURL(searchEngineURI, escapedSearchStr);
if ((searchURL != null) && (searchURL != ""))
{
defaultSearchURL = searchURL;
}
}
catch(ex)
{
}
}
window.content.location.href = defaultSearchURL;
}
// rjc Note: the following is all a hack until the sidebar has appropriate APIs
// to check whether its shown/hidden, open/closed, and can show a particular panel
// should we try and open up the sidebar to show the "Search Results" panel?
if (autoOpenSearchPanel == true)
{
var sidebar = document.getElementById('sidebar-box');
var sidebar_splitter = document.getElementById('sidebar-splitter');
var searchPanel = document.getElementById("urn:sidebar:panel:search");
if (sidebar && sidebar_splitter && searchPanel)
{
var is_hidden = sidebar.getAttribute('hidden');
if (is_hidden && is_hidden == "true")
{
{
sidebarShowHide();
}
}
var sidebar_style = sidebar.getAttribute("style");
if (sidebar_style)
{
var visibility = sidebar_style.match('visibility:([^;]*)')
if (visibility)
{
visibility = visibility[1];
if (visibility.indexOf("collapse") >= 0)
{
sidebar.removeAttribute("style");
sidebar.setAttribute("style", "width:100%; height:100%; hidden:false; visibility:show;");
}
}
}
sidebarOpenClosePanel(searchPanel);
}
}
}
function BrowserNewWindow()
{
OpenBrowserWindow();
}
function BrowserEditPage(url)
{
window.openDialog( "chrome://editor/content", "_blank", "chrome,all,dialog=no", url );
}
//Note: BrowserNewEditorWindow() was moved to globalOverlay.xul and renamed to NewEditorWindow()
function BrowserOpenWindow()
{
//opens a window where users can select a web location to open
window.openDialog( "chrome://navigator/content/openLocation.xul", "_blank", "chrome,modal", appCore );
}
function createInstance( progid, iidName ) {
var iid = eval( "Components.interfaces." + iidName );
return Components.classes[ progid ].createInstance( iid );
}
function createInstanceById( cid, iidName ) {
var iid = eval( "Components.interfaces." + iidName );
return Components.classesByID[ cid ].createInstance( iid );
}
function getService( progid, iidName ) {
var iid = eval( "Components.interfaces." + iidName );
return Components.classes[ progid ].getService( iid );
}
function getServiceById( cid, iidName ) {
var iid = eval( "Components.interfaces." + iidName );
return Components.classesByID[ cid ].getService( iid );
}
function openNewWindowWith( url ) {
var newWin = window.openDialog( "chrome://navigator/content/navigator.xul", "_blank", "chrome,all,dialog=no", url );
// Fix new window.
newWin.saveFileAndPos = true;
}
function BrowserOpenFileWindow()
{
// Get filespecwithui component.
var fileSpec = createInstance( "component://netscape/filespecwithui", "nsIFileSpecWithUI" );
var url = fileSpec.chooseFile( "Open File" );
if ( url != "" ) {
openNewWindowWith( url );
}
}
function OpenFile(url) {
// Obsolete (called from C++ code that is no longer called).
dump( "OpenFile called?\n" );
openNewWindowWith( url );
}
function BrowserCopy()
{
if (appCore != null) {
dump("Copying\n");
appCore.copy();
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserAddBookmark(url,title)
{
var bmks = Components.classes["component://netscape/browser/bookmarks-service"].getService();
bmks = bmks.QueryInterface(Components.interfaces.nsIBookmarksService);
if ((title == null) || (title == ""))
{
title = url;
}
bmks.AddBookmark(url, title);
}
function BrowserEditBookmarks()
{
window.open("chrome://bookmarks/content/", "BookmarksWindow", "chrome,menubar,resizable,scrollbars");
}
function BrowserPrintPreview()
{
// Borrowing this method to show how to
// dynamically change icons
dump("BrowserPrintPreview\n");
if (appCore != null) {
dump("Changing Icons\n");
appCore.printPreview();
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserPrint()
{
// Borrowing this method to show how to
// dynamically change icons
if (appCore != null) {
appCore.print();
}
}
function BrowserSetDefaultCharacterSet(aCharset)
{
if (appCore != null) {
appCore.SetDocumentCharset(aCharset);
window.content.location.reload();
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserClose()
{
// This code replicates stuff in Shutdown(). It is here because
// window.screenX and window.screenY have real values. We need
// to fix this eventually but by replicating the code here, we
// provide a means of saving position (it just requires that the
// user close the window via File->Close (vs. close box).
// Get the current window position/size.
var x = window.screenX;
var y = window.screenY;
var h = window.outerHeight;
var w = window.outerWidth;
// Store these into the window attributes (for persistence).
var win = document.getElementById( "main-window" );
win.setAttribute( "x", x );
win.setAttribute( "y", y );
win.setAttribute( "height", h );
win.setAttribute( "width", w );
window.close();
}
function BrowserSelectAll() {
if (appCore != null) {
appCore.selectAll();
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserFind() {
if (appCore != null) {
appCore.find();
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserFindAgain() {
if (appCore != null) {
appCore.findNext();
} else {
dump("BrowserAppCore has not been created!\n");
}
}
function BrowserLoadURL()
{
if (appCore == null)
{
dump("BrowserAppCore has not been initialized\n");
return;
}
// rjc: added support for URL shortcuts (3/30/1999)
try {
var bmks = Components.classes["component://netscape/browser/bookmarks-service"].getService();
bmks = bmks.QueryInterface(Components.interfaces.nsIBookmarksService);
var shortcutURL = bmks.FindShortcut(document.getElementById('urlbar').value);
dump("FindShortcut: in='" + document.getElementById('urlbar').value + "' out='" + shortcutURL + "'\n");
if ((shortcutURL != null) && (shortcutURL != "")) {
document.getElementById('urlbar').value = shortcutURL;
}
}
catch (ex) {
// stifle any exceptions so we're sure to load the URL.
}
appCore.loadUrl(document.getElementById('urlbar').value);
}
function OpenMessenger()
{
window.open("chrome://messenger/content/", "_blank", "chrome,menubar,toolbar,resizable");
}
function OpenAddressbook()
{
window.open("chrome://addressbook/content/", "_blank", "chrome,menubar,toolbar,resizable");
}
function BrowserSendLink(pageUrl, pageTitle)
{
window.openDialog( "chrome://messengercompose/content/", "_blank", "chrome,all,dialog=no",
"body=" + pageUrl + ",subject='" + pageTitle + "'");
}
function BrowserSendPage(pageUrl, pageTitle)
{
window.openDialog( "chrome://messengercompose/content/", "_blank", "chrome,all,dialog=no",
"attachment=" + pageUrl + ",body=" + pageUrl + ",subject='" + pageTitle + "'");
}
function BrowserViewSource()
{
dump("BrowserViewSource(); \n ");
// Use a browser window to view source
window.openDialog( "chrome://navigator/content/",
"_blank",
"chrome,menubar,status,dialog=no,resizable",
window.content.location,
"view-source" );
}
var bindCount = 0;
function onStatus() {
var status = document.getElementById("Browser:Status");
if ( status ) {
var text = status.getAttribute("value");
if ( text == "" ) {
//dump( "Setting default status text\n" );
text = defaultStatus;
}
var statusText = document.getElementById("statusText");
if ( statusText ) {
//dump( "Setting status text: " + text + "\n" );
statusText.setAttribute( "value", text );
} else {
//dump( "Missing statusText when setting status text: " + text + "\n" );
}
} else {
dump("Can't find status broadcaster!\n");
}
}
function doTests() {
}
var startTime = 0;
function onProgress() {
var throbber = document.getElementById("Browser:Throbber");
var meter = document.getElementById("Browser:LoadingProgress");
if ( throbber && meter ) {
var busy = throbber.getAttribute("busy");
var wasBusy = meter.getAttribute("mode") == "undetermined" ? "true" : "false";
if ( busy == "true" ) {
if ( wasBusy == "false" ) {
// Remember when loading commenced.
startTime = (new Date()).getTime();
// Turn progress meter on.
meter.setAttribute("mode","undetermined");
}
// Update status bar.
} else if ( busy == "false" && wasBusy == "true" ) {
// Record page loading time.
var status = document.getElementById("Browser:Status");
if ( status ) {
var elapsed = ( (new Date()).getTime() - startTime ) / 1000;
var msg = "Document: Done (" + elapsed + " secs)";
dump( msg + "\n" );
status.setAttribute("value",msg);
defaultStatus = msg;
}
// Turn progress meter off.
meter.setAttribute("mode","normal");
}
}
}
function dumpProgress() {
var broadcaster = document.getElementById("Browser:LoadingProgress");
var meter = document.getElementById("meter");
dump( "bindCount=" + bindCount + "\n" );
dump( "broadcaster mode=" + broadcaster.getAttribute("mode") + "\n" );
dump( "broadcaster value=" + broadcaster.getAttribute("value") + "\n" );
dump( "meter mode=" + meter.getAttribute("mode") + "\n" );
dump( "meter value=" + meter.getAttribute("value") + "\n" );
}
function BrowserReload() {
dump( "Sorry, command not implemented.\n" );
}
function hiddenWindowStartup()
{
// Disable menus which are not appropriate
var disabledItems = ['cmd_close', 'Browser:SendPage', 'Browser:EditPage', 'Browser:PrintSetup', 'Browser:PrintPreview',
'Browser:Print', 'canGoBack', 'canGoForward', 'Browser:Home', 'Browser:AddBookmark', 'cmd_undo',
'cmd_redo', 'cmd_cut', 'cmd_copy','cmd_paste', 'cmd_delete', 'cmd_selectAll'];
for ( id in disabledItems )
{
// dump("disabling "+disabledItems[id]+"\n");
var broadcaster = document.getElementById( disabledItems[id]);
if (broadcaster)
broadcaster.setAttribute("disabled","true");
}
}
// Tile
function TileWindow()
{
var xShift = 25;
var yShift = 50;
var done = false;
var windowManager = Components.classes['component://netscape/rdf/datasource?name=window-mediator'].getService();
dump("got window Manager \n");
var windowManagerInterface = windowManager.QueryInterface( Components.interfaces.nsIWindowMediator);
var enumerator = windowManagerInterface.GetEnumerator( null );
var xOffset = screen.availLeft;
var yOffset = screen.availRight;
do
{
var currentWindow = windowManagerInterface.ConvertISupportsToDOMWindow ( enumerator.GetNext() );
if ( currentWindow.screenX == screenX && currentWindow.screenY == screenY )
{
alreadyThere = true;
break;
}
} while ( enumerator.HasMoreElements() )
if ( alreadyThere )
{
enumerator = windowManagerInterface.GetEnumerator( null );
do
{
var currentWindow = windowManagerInterface.ConvertISupportsToDOMWindow ( enumerator.GetNext() );
if ( currentWindow.screenX == screenX+xOffset*xShift+yOffset*xShift && currentWindow.screenY == screenY+yShift*xOffset && window != currentWindow )
{
xOffset++;
if ( (screenY+outerHeight < screen.availHeight) && (screenY+outerHeight+yShift*xOffset > screen.availHeight ) )
{
dump(" increment yOffset");
yOffset++;
xOffset = 0;
}
enumerator = windowManagerInterface.GetEnumerator( null );
}
} while ( enumerator.HasMoreElements() )
}
if ( xOffset > 0 || yOffset >0 )
{
dump( "offsets:"+xOffset+" "+yOffset+"\n");
dump("Move by ("+ xOffset*xShift + yOffset*xShift +","+ yShift*xOffset +")\n");
moveBy( xOffset*xShift + yOffset*xShift, yShift*xOffset );
}
}
// Make sure that a window fits fully on the screen. Will move to preserve size, and then shrink to fit
function FitToScreen()
{
var moveX = screenX;
var sizeX = outerWidth;
var moveY = screenY;
var sizeY = outerHeight;
dump( " move to ("+moveX+","+moveY+") size to ("+sizeX+","+sizeY+") \n");
var totalWidth = screenX+outerWidth;
if ( totalWidth > screen.availWidth )
{
if( outerWidth > screen.availWidth )
{
sizeX = screen.availWidth;
moveX = screen.availLeft;
}
else
{
moveX = screen.availWidth- outerWidth;
}
}
var totalHeight = screenY+outerHeight;
if ( totalHeight > screen.availHeight )
{
if( outerWidth > screen.availHeight )
{
sizeY = screen.availHeight;
moveY = screen.availTop;
}
else
{
moveY = screen.availHeight- outerHeight;
}
}
dump( " move to ("+moveX+","+moveY+") size to ("+sizeX+","+sizeY+") \n");
if ( (moveY- screenY != 0 ) || (moveX-screenX != 0 ) )
moveTo( moveX,moveY );
// Maintain a minimum size
if ( sizeY< 100 )
sizeY = 100;
if ( sizeX < 100 )
sizeX = 100;
if ( (sizeY- outerHeight != 0 ) || (sizeX-outerWidth != 0 ) )
{
//outerHeight = sizeY;
//outerWidth = sizeX;
resizeTo( sizeX,sizeY );
}
}
// Dumps all properties of anObject.
function dumpObject( anObject, prefix ) {
if ( prefix == null ) {
prefix = anObject;
}
for ( prop in anObject ) {
dump( prefix + "." + prop + " = " + anObject[prop] + "\n" );
}
}
// Takes JS expression and dumps "expr="+expr+"\n"
function dumpExpr( expr ) {
dump( expr+"="+eval(expr)+"\n" );
}
var leakDetector = null;
// Dumps current set of memory leaks.
function dumpMemoryLeaks() {
if (leakDetector == null)
leakDetector = createInstance("component://netscape/xpcom/leakdetector", "nsILeakDetector");
if (leakDetector != null)
leakDetector.dumpLeaks();
}
function enableUriLoading() {
var pref = Components.classes['component://netscape/preferences'];
if (pref)
{
pref = pref.getService();
pref = pref.QueryInterface(Components.interfaces.nsIPref);
pref.SetDefaultBoolPref("browser.uriloader", true);
}
}
function disableUriLoading() {
var pref = Components.classes['component://netscape/preferences'];
if (pref)
{
pref = pref.getService();
pref = pref.QueryInterface(Components.interfaces.nsIPref);
pref.SetDefaultBoolPref("browser.uriloader", false);
}
}