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- /* -*- Mode: Java; tab-width: 2; 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 Communicator client code, released
- * March 31, 1998.
- *
- * The Initial Developer of the Original Code is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998-1999 Netscape Communications Corporation. All
- * Rights Reserved.
- * Contributor(s):
- * Original author: oeschger@netscape.com
- * amended by: Peter Wilson (added sidebar tabs) */
-
- //-------- global variables
- var helpBrowser;
- var helpWindow;
- var helpSearchPanel;
- var emptySearch;
- var emptySearchText
- var emptySearchLink
- var helpTocPanel;
- var helpIndexPanel;
- var helpGlossaryPanel;
-
- // Namespaces
- const NC = "http://home.netscape.com/NC-rdf#";
- const SN = "rdf:http://www.w3.org/1999/02/22-rdf-syntax-ns#";
- const XML = "http://www.w3.org/XML/1998/namespace#"
- const MAX_LEVEL = 40; // maximum depth of recursion in search datasources.
-
- // Resources
- var RDF = Components.classes["@mozilla.org/rdf/rdf-service;1"].getService(Components.interfaces.nsIRDFService);
- var RDF_ROOT = RDF.GetResource("urn:root");
- var NC_PANELLIST = RDF.GetResource(NC + "panellist");
- var NC_PANELID = RDF.GetResource(NC + "panelid");
- var NC_EMPTY_SEARCH_TEXT = RDF.GetResource(NC + "emptysearchtext");
- var NC_EMPTY_SEARCH_LINK = RDF.GetResource(NC + "emptysearchlink");
- var NC_DATASOURCES = RDF.GetResource(NC + "datasources");
- var NC_SUBHEADINGS = RDF.GetResource(NC + "subheadings");
- var NC_NAME = RDF.GetResource(NC + "name");
- var NC_CHILD = RDF.GetResource(NC + "child");
- var NC_LINK = RDF.GetResource(NC + "link");
- var NC_TITLE = RDF.GetResource(NC + "title");
- var NC_BASE = RDF.GetResource(NC + "base");
- var NC_DEFAULTTOPIC = RDF.GetResource(NC + "defaulttopic");
-
- var RDFCUtils = Components.classes["@mozilla.org/rdf/container-utils;1"].getService().
- QueryInterface(Components.interfaces.nsIRDFContainerUtils);
- var RDFContainer = Components.classes["@mozilla.org/rdf/container;1"].getService(Components.interfaces.nsIRDFContainer);
- var CONSOLE_SERVICE = Components.classes['@mozilla.org/consoleservice;1'].getService(Components.interfaces.nsIConsoleService);
-
- var urnID = 0;
- var RE;
-
- var helpFileURI;
- var helpFileDS;
- // Set from nc:base attribute on help rdf file. It may be used for prefix reduction on all links within
- // the current help set.
- var helpBaseURI;
-
- const defaultHelpFile = "chrome://help/locale/mozillahelp.rdf";
- // Set from nc:defaulttopic. It is used when the requested uri has no topic specified.
- var defaultTopic = "welcome";
- var searchDatasources = "rdf:null";
- var searchDS = null;
-
- const NSRESULT_RDF_SYNTAX_ERROR = 0x804e03f7;
-
- // This function is called by dialogs/windows that want to display context-sensitive help
- // These dialogs/windows should include the script chrome://help/content/contextHelp.js
- function displayTopic(topic) {
- if (!topic)
- topic = defaultTopic;
- var uri = getLink(topic);
- if (!uri) // Topic not found - revert to default.
- uri = getLink(defaultTopic);
- loadURI(uri);
- }
-
- // Initialize the Help window
- function init() {
- //cache panel references.
- helpWindow = document.getElementById("help");
- helpSearchPanel = document.getElementById("help-search-panel");
- helpTocPanel = document.getElementById("help-toc-tree");
- helpIndexPanel = document.getElementById("help-index-tree");
- helpGlossaryPanel = document.getElementById("help-glossary-tree");
- helpBrowser = document.getElementById("help-content");
-
- var URI = normalizeURI(decodeURIComponent(window.location.search));
- helpFileURI = URI.helpFileURI;
- var helpTopic = URI.topic;
- helpBaseURI = helpFileURI.substring(0, helpFileURI.lastIndexOf("/")+1); // trailing "/" included.
-
- loadHelpRDF();
-
- displayTopic(helpTopic);
-
- // move to right end of screen
- var width = document.documentElement.getAttribute("width");
- var height = document.documentElement.getAttribute("height");
- window.moveTo(screen.availWidth-width, (screen.availHeight-height)/2);
-
- var sessionHistory = Components.classes["@mozilla.org/browser/shistory;1"]
- .createInstance(Components.interfaces.nsISHistory);
-
- getWebNavigation().sessionHistory = sessionHistory;
- window.XULBrowserWindow = new nsHelpStatusHandler();
- // hook up UI through progress listener
- var interfaceRequestor = helpBrowser.docShell.QueryInterface(Components.interfaces.nsIInterfaceRequestor);
- var webProgress = interfaceRequestor.getInterface(Components.interfaces.nsIWebProgress);
- webProgress.addProgressListener(window.XULBrowserWindow, Components.interfaces.nsIWebProgress.NOTIFY_ALL);
- }
-
- function normalizeURI(uri) {
- // uri in format [uri of help rdf file][?initial topic]
- // if the whole uri or help file uri is omitted then the default help is assumed.
- // unpack uri
- var URI = {};
- URI.helpFileURI = defaultHelpFile;
- URI.topic = null;
- // Case: No help uri at all.
- if (uri) {
- // remove leading ?
- if (uri.substr(0,1) == "?")
- uri = uri.substr(1);
- var i = uri.indexOf("?");
- // Case: Full uri with topic.
- if ( i != -1) {
- URI.helpFileURI = uri.substr(0,i);
- URI.topic = uri.substr(i+1);
- }
- else {
- // Case: uri with no topic.
- if (uri.substr(0,7) == "chrome:")
- URI.helpFileURI = uri;
- else {
- // Case: uri with topic only.
- URI.topic = uri;
- }
- }
- }
- URI.uri = URI.helpFileURI + ((URI.topic)? "?" + URI.topic : "");
- return URI;
- }
-
- function loadHelpRDF() {
- if (!helpFileDS) {
- try {
- helpFileDS = RDF.GetDataSourceBlocking(helpFileURI);
- }
- catch (e if (e.result == NSRESULT_RDF_SYNTAX_ERROR)) {
- log("Help file: " + helpFileURI + " contains a syntax error.");
- }
- catch (e) {
- log("Help file: " + helpFileURI + " was not found.");
- }
- try {
- helpWindow.setAttribute("title", getAttribute(helpFileDS, RDF_ROOT, NC_TITLE, ""));
- helpBaseURI = getAttribute(helpFileDS, RDF_ROOT, NC_BASE, helpBaseURI);
- defaultTopic = getAttribute(helpFileDS, RDF_ROOT, NC_DEFAULTTOPIC, "welcome");
-
- var panelDefs = helpFileDS.GetTarget(RDF_ROOT, NC_PANELLIST, true);
- RDFContainer.Init(helpFileDS, panelDefs);
- var iterator = RDFContainer.GetElements();
- while (iterator.hasMoreElements()) {
- var panelDef = iterator.getNext();
- var panelID = getAttribute(helpFileDS, panelDef, NC_PANELID, null);
-
- var datasources = getAttribute(helpFileDS, panelDef, NC_DATASOURCES, "rdf:none");
- datasources = normalizeLinks(helpBaseURI, datasources);
- // cache additional datsources to augment search datasources.
- if (panelID == "search") {
- emptySearchText = getAttribute(helpFileDS, panelDef, NC_EMPTY_SEARCH_TEXT, null) || "No search items found." ;
- emptySearchLink = getAttribute(helpFileDS, panelDef, NC_EMPTY_SEARCH_LINK, null) || "about:blank";
- searchDatasources = datasources;
- datasources = "rdf:null"; // but don't try to display them yet!
- }
-
- // cache toc datasources for use by ID lookup.
- var tree = document.getElementById("help-" + panelID + "-tree");
- tree.setAttribute("datasources", datasources);
- //if (panelID == "toc") {
- if (tree.database) {
- loadDatabases(tree.database, datasources);
- tree.builder.rebuild();
- }
- //}
- }
- }
- catch (e) {
- log(e + "");
- }
- }
- }
- function loadDatabases(compositeDatabase, datasources) {
- var ds = datasources.split(/\s+/);
- for (var i=0; i < ds.length; ++i) {
- if (ds[i] == "rdf:null" || ds[i] == "")
- continue;
- try {
- // we need blocking here to ensure the database is loaded so getLink(topic) works.
- var datasource = RDF.GetDataSourceBlocking(ds[i]);
- if (datasource)
- compositeDatabase.AddDataSource(datasource);
- }
- catch (e) {
- log("Datasource: " + ds[i] + " was not found.");
- }
- }
- }
-
- // prepend helpBaseURI to list of space separated links if the don't start with "chrome:"
- function normalizeLinks(helpBaseURI, links) {
- if (!helpBaseURI)
- return links;
- var ls = links.split(/\s+/);
- if (ls.length == 0)
- return links;
- for (var i=0; i < ls.length; ++i) {
- if (ls[i] == "")
- continue;
- if (ls[i].substr(0,7) != "chrome:" && ls[i].substr(0,4) != "rdf:")
- ls[i] = helpBaseURI + ls[i];
- }
- return ls.join(" ");
- }
-
- function getLink(ID) {
- if (!ID)
- return null;
- // Note resources are stored in fileURL#ID format.
- // We have one possible source for an ID for each datasource in the composite datasource.
- // The first ID which matches is returned.
- var tocTree = document.getElementById("help-toc-tree");
- tocDS = tocTree.database;
- if (tocDS == null)
- return null;
- var tocDatasources = tocTree.getAttribute("datasources");
- var ds = tocDatasources.split(/\s+/);
- for (var i=0; i < ds.length; ++i) {
- if (ds[i] == "rdf:null" || ds[i] == "")
- continue;
- try {
- var rdfID = ds[i] + "#" + ID;
- var resource = RDF.GetResource(rdfID);
- if (resource) {
- var link = tocDS.GetTarget(resource, NC_LINK, true);
- if (link) {
- link = link.QueryInterface(Components.interfaces.nsIRDFLiteral);
- if (link)
- return link.Value;
- else
- return null;
- }
- }
- }
- catch (e) { log(rdfID + " " + e);}
- }
- return null;
- }
-
- // Called by contextHelp.js to determine if this window is displaying the requested help file.
- function getHelpFileURI() {
- return helpFileURI;
- }
-
-
- function getWebNavigation()
- {
- return helpBrowser.webNavigation;
- }
-
- function loadURI(uri)
- {
- if (uri.substr(0,7) != "chrome:")
- uri = helpBaseURI + uri;
- const nsIWebNavigation = Components.interfaces.nsIWebNavigation;
- getWebNavigation().loadURI(uri, nsIWebNavigation.LOAD_FLAGS_NONE, null, null, null);
- }
-
- function goBack()
- {
- var webNavigation = getWebNavigation();
- if (webNavigation.canGoBack)
- webNavigation.goBack();
- }
-
- function goForward()
- {
- var webNavigation = getWebNavigation();
- if (webNavigation.canGoForward)
- webNavigation.goForward();
- }
-
- function goHome() {
- // load "Welcome" page
- displayTopic(defaultTopic);
- }
-
- function print()
- {
- try {
- _content.print();
- } catch (e) {
- }
- }
-
- function createBackMenu(event)
- {
- return FillHistoryMenu(event.target, "back");
- }
-
- function createForwardMenu(event)
- {
- return FillHistoryMenu(event.target, "forward");
- }
-
- function gotoHistoryIndex(aEvent)
- {
- var index = aEvent.target.getAttribute("index");
- if (!index)
- return false;
- try {
- getWebNavigation().gotoIndex(index);
- }
- catch(ex) {
- return false;
- }
- return true;
- }
-
- function BrowserBack()
- {
- try {
- getWebNavigation().goBack();
- }
- catch(ex) {
- }
- UpdateBackForwardButtons();
- }
-
- function BrowserForward()
- {
- try {
- getWebNavigation().goForward();
- }
- catch(ex) {
- }
- UpdateBackForwardButtons();
- }
-
- function nsHelpStatusHandler()
- {
- }
-
- nsHelpStatusHandler.prototype =
- {
- onStateChange : function(aWebProgress, aRequest, aStateFlags, aStatus) {},
- onProgressChange : function(aWebProgress, aRequest, aCurSelfProgress,
- aMaxSelfProgress, aCurTotalProgress, aMaxTotalProgress) {},
- onSecurityChange : function(aWebProgress, aRequest, state) {},
- onLocationChange : function(aWebProgress, aRequest, aLocation)
- {
- UpdateBackForwardButtons();
- },
- QueryInterface : function(aIID)
- {
- if (aIID.equals(Components.interfaces.nsIWebProgressListener) ||
- aIID.equals(Components.interfaces.nsISupportsWeakReference) ||
- aIID.equals(Components.interfaces.nsIXULBrowserWindow) ||
- aIID.equals(Components.interfaces.nsISupports))
- return this;
- throw Components.results.NS_NOINTERFACE;
- },
- setJSStatus : function(status) {},
- setJSDefaultStatus : function(status) {},
- setOverLink : function(link) {}
- }
-
- function UpdateBackForwardButtons()
- {
- var backBroadcaster = document.getElementById("canGoBack");
- var forwardBroadcaster = document.getElementById("canGoForward");
- var webNavigation = getWebNavigation();
-
- // Avoid setting attributes on broadcasters if the value hasn't changed!
- // Remember, guys, setting attributes on elements is expensive! They
- // get inherited into anonymous content, broadcast to other widgets, etc.!
- // Don't do it if the value hasn't changed! - dwh
-
- var backDisabled = (backBroadcaster.getAttribute("disabled") == "true");
- var forwardDisabled = (forwardBroadcaster.getAttribute("disabled") == "true");
-
- if (backDisabled == webNavigation.canGoBack)
- backBroadcaster.setAttribute("disabled", !backDisabled);
-
- if (forwardDisabled == webNavigation.canGoForward)
- forwardBroadcaster.setAttribute("disabled", !forwardDisabled);
- }
-
- function find(again)
- {
- var focusedWindow = document.commandDispatcher.focusedWindow;
- if (!focusedWindow || focusedWindow == window)
- focusedWindow = window._content;
- if (again)
- findAgainInPage(helpBrowser, window._content, focusedWindow);
- else
- findInPage(helpBrowser, window._content, focusedWindow)
- }
-
- function getMarkupDocumentViewer()
- {
- return helpBrowser.markupDocumentViewer;
- }
-
- function BrowserReload()
- {
- const reloadFlags = Components.interfaces.nsIWebNavigation.LOAD_FLAGS_NONE;
- return BrowserReloadWithFlags(reloadFlags);
- }
-
- function BrowserReloadWithFlags(reloadFlags)
- {
- try {
- /* Need to get SessionHistory from docshell so that
- * reload on framed pages will work right. This
- * method should not be used for the context menu item "Reload frame".
- * "Reload frame" should directly call into docshell as it does right now
- */
- var sh = getWebNavigation().sessionHistory;
- var webNav = sh.QueryInterface(Components.interfaces.nsIWebNavigation);
- webNav.reload(reloadFlags);
- }
- catch(ex) {
- }
- }
-
- // doc=null for regular page info, doc=owner document for frame info
- function BrowserPageInfo(doc)
- {
- window.openDialog("chrome://navigator/content/pageInfo.xul",
- "_blank",
- "chrome,dialog=no",
- doc);
- }
-
- function BrowserViewSource()
- {
- var focusedWindow = document.commandDispatcher.focusedWindow;
- if (focusedWindow == window)
- focusedWindow = _content;
-
- if (focusedWindow)
- var docCharset = "charset=" + focusedWindow.document.characterSet;
-
- BrowserViewSourceOfURL(_content.location, docCharset);
- }
-
- function BrowserViewSourceOfURL(url, charset)
- {
- // try to open a view-source window while inheriting the charset (if any)
- openDialog("chrome://navigator/content/viewSource.xul",
- "_blank",
- "scrollbars,resizable,chrome,dialog=no",
- url, charset);
- }
-
- //Show the selected sidebar panel
- function showPanel(panelId) {
- helpSearchPanel.setAttribute("hidden", "true");
- helpTocPanel.setAttribute("hidden", "true");
- helpIndexPanel.setAttribute("hidden", "true");
- helpGlossaryPanel.setAttribute("hidden", "true");
- var thePanel = document.getElementById(panelId);
- thePanel.setAttribute("hidden","false");
- }
-
- function onselect_loadURI(tree, columnName) {
- try {
- var row = tree.treeBoxObject.view.selection.currentIndex;
- var properties = Components.classes["@mozilla.org/supports-array;1"].createInstance(Components.interfaces.nsISupportsArray);
- tree.treeBoxObject.view.getCellProperties(row, columnName, properties);
- if (!properties) return;
- var uri = getPropertyValue(properties, "link-");
- if (uri)
- loadURI(uri);
- }
- catch (e) {}// when switching between tabs a spurious row number is returned.
- }
-
- /** Search properties nsISupportsArray for an nsIAtom which starts with the given property name. **/
- function getPropertyValue(properties, propName) {
- for (var i=0; i< properties.Count(); ++i) {
- var atom = properties.GetElementAt(i).QueryInterface(Components.interfaces.nsIAtom);
- var atomValue = atom.GetUnicode();
- if (atomValue.substr(0, propName.length) == propName)
- return atomValue.substr(propName.length);
- }
- return null;
- }
-
- function doFind() {
- var searchTree = document.getElementById("help-search-tree");
- var findText = document.getElementById("findText");
-
- // clear any previous results.
- clearDatabases(searchTree.database);
-
- // split search string into separate terms and compile into regexp's
- RE = findText.value.split(/\s+/);
- for (var i=0; i < RE.length; ++i) {
- if (RE[i] == "")
- continue;
- if (RE[i].length > 3) {
- RE[i] = new RegExp(RE[i].substring(0, RE[i].length-1) +"\w?", "i");
- } else {
- RE[i] = new RegExp(RE[i], "i");
- }
-
- }
- emptySearch = true;
- // search TOC
- var resultsDS = Components.classes["@mozilla.org/rdf/datasource;1?name=in-memory-datasource"].createInstance(Components.interfaces.nsIRDFDataSource);
- var tree = document.getElementById("help-toc-tree");
- var sourceDS = tree.database;
- doFindOnDatasource(resultsDS, sourceDS, RDF_ROOT, 0);
-
- // search additional search datasources
- if (searchDatasources != "rdf:null") {
- if (!searchDS)
- searchDS = loadCompositeDS(searchDatasources);
- doFindOnDatasource(resultsDS, searchDS, RDF_ROOT, 0);
- }
-
- // search glossary.
- tree = document.getElementById("help-glossary-tree");
- sourceDS = tree.database;
- if (!sourceDS) // If the glossary has never been displayed this will be null (sigh!).
- sourceDS = loadCompositeDS(tree.datasources);
- doFindOnDatasource(resultsDS, sourceDS, RDF_ROOT, 0);
-
- if (emptySearch)
- assertSearchEmpty(resultsDS);
- // Add the datasource to the search tree
- searchTree.database.AddDataSource(resultsDS);
- searchTree.builder.rebuild();
- }
-
- function clearDatabases(compositeDataSource) {
- var enumDS = compositeDataSource.GetDataSources()
- while (enumDS.hasMoreElements()) {
- var ds = enumDS.getNext();
- compositeDataSource.RemoveDataSource(ds);
- }
- }
-
- function doFindOnDatasource(resultsDS, sourceDS, resource, level) {
- if (level > MAX_LEVEL) {
- try {
- log("Recursive reference to resource: " + resource.Value + ".");
- }
- catch (e) {
- log("Recursive reference to unknown resource.");
- }
- return;
- }
- // find all SUBHEADING children of current resource.
- var targets = sourceDS.GetTargets(resource, NC_SUBHEADINGS, true);
- while (targets.hasMoreElements()) {
- var target = targets.getNext();
- target = target.QueryInterface(Components.interfaces.nsIRDFResource);
- // The first child of a rdf:subheading should (must) be a rdf:seq.
- // Should we test for a SEQ here?
- doFindOnSeq(resultsDS, sourceDS, target, level+1);
- }
- }
-
- function doFindOnSeq(resultsDS, sourceDS, resource, level) {
- // load up an RDFContainer so we can access the contents of the current rdf:seq.
- RDFContainer.Init(sourceDS, resource);
- var targets = RDFContainer.GetElements();
- while (targets.hasMoreElements()) {
- var target = targets.getNext();
- target = target.QueryInterface(Components.interfaces.nsIRDFResource);
- var name = sourceDS.GetTarget(target, NC_NAME, true);
- name = name.QueryInterface(Components.interfaces.nsIRDFLiteral);
-
- if (isMatch(name.Value)) {
- // we have found a search entry - add it to the results datasource.
-
- // Get URL of html for this entry.
- var link = sourceDS.GetTarget(target, NC_LINK, true);
- link = link.QueryInterface(Components.interfaces.nsIRDFLiteral);
-
- urnID++;
- resultsDS.Assert(RDF_ROOT,
- RDF.GetResource("http://home.netscape.com/NC-rdf#child"),
- RDF.GetResource("urn:" + urnID),
- true);
- resultsDS.Assert(RDF.GetResource("urn:" + urnID),
- RDF.GetResource("http://home.netscape.com/NC-rdf#name"),
- name,
- true);
- resultsDS.Assert(RDF.GetResource("urn:" + urnID),
- RDF.GetResource("http://home.netscape.com/NC-rdf#link"),
- link,
- true);
- emptySearch = false;
-
- }
- // process any nested rdf:seq elements.
- doFindOnDatasource(resultsDS, sourceDS, target, level+1);
- }
- }
- function assertSearchEmpty(resultsDS) {
- var resSearchEmpty = RDF.GetResource("urn:emptySearch");
- resultsDS.Assert(RDF_ROOT,
- NC_CHILD,
- resSearchEmpty,
- true);
- resultsDS.Assert(resSearchEmpty,
- NC_NAME,
- RDF.GetLiteral(emptySearchText),
- true);
- resultsDS.Assert(resSearchEmpty,
- NC_LINK,
- RDF.GetLiteral(emptySearchLink),
- true);
- }
-
- function isMatch(text) {
- for (var i=0; i < RE.length; ++i ) {
- if (!RE[i].test(text))
- return false;
- }
- return true;
- }
- function loadCompositeDS(datasources) {
- // We can't search on each individual datasource's - only the aggregate (for each sidebar tab)
- // has the appropriate structure.
- var compositeDS = Components.classes["@mozilla.org/rdf/datasource;1?name=composite-datasource"]
- .createInstance(Components.interfaces.nsIRDFCompositeDataSource);
-
- var ds = datasources.split(/\s+/);
- for (var i=0; i < ds.length; ++i) {
- if (ds[i] == "rdf:null" || ds[i] == "")
- continue;
- try {
- // we need blocking here to ensure the database is loaded.
- var sourceDS = RDF.GetDataSourceBlocking(ds[i]);
- compositeDS.AddDataSource(sourceDS);
- }
- catch (e) {
- log("Datasource: " + ds[i] + " was not found.");
- }
- }
- return compositeDS;
- }
-
- function getAttribute(datasource, resource, attributeResourceName, defaultValue) {
- var literal = datasource.GetTarget(resource, attributeResourceName, true);
- if (!literal)
- return defaultValue;
- return getLiteralValue(literal, defaultValue);
- }
-
- function getLiteralValue(literal, defaultValue) {
- if (literal) {
- literal = literal.QueryInterface(Components.interfaces.nsIRDFLiteral);
- if (literal)
- return literal.Value;
- }
- if (defaultValue)
- return defaultValue;
- return null;
- }
- // Write debug string to javascript console.
- function log(aText) {
- CONSOLE_SERVICE.logStringMessage(aText);
- }
-
-
- //INDEX OPENING FUNCTION -- called in oncommand for index pane
- // iterate over all the items in the outliner;
- // open the ones at the top-level (i.e., expose the headings underneath
- // the letters in the list.
- function displayIndex() {
- if (!helpIndexPanel.view)
- helpIndexPanel.view = helpIndexPanel.builder;
- var treeview = helpIndexPanel.view;
- var i = treeview.rowCount;
- while (i--)
- if (!treeview.getLevel(i) && !treeview.isContainerOpen(i))
- treeview.toggleOpenState(i);
- }
-