зеркало из https://github.com/mozilla/gecko-dev.git
300 строки
9.0 KiB
JavaScript
300 строки
9.0 KiB
JavaScript
// -*- Mode: Java -*-
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// the rdf service
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var RDF = Components.classes['component://netscape/rdf/rdf-service'].getService();
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RDF = RDF.QueryInterface(Components.interfaces.nsIRDFService);
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// the current profile directory
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// XXX obviously, this shouldn't be hard-coded
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var profiledir = 'resource:/res/rdf/';
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// the location of the flash registry.
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var sidebardb = profiledir + 'sidebar-browser.rdf';
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//var sidebardb = 'file:///C:/matt/rdf/sidebar-browser.rdf';
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var sidebar_resource = 'NC:BrowserSidebarRoot';
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function dumpTree(node, depth) {
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var inde
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nt = "| | | | | | | | | | | | | | | | | | | | | | | | | | | | | + ";
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var kids = node.childNodes;
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dump(indent.substr(indent.length - depth*2));
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// Print your favorite attributes here
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dump(node.nodeName)
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dump(" "+node.getAttribute('id'));
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dump("\n");
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for (var ii=0; ii < kids.length; ii++) {
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dumpTree(kids[ii], depth + 1);
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}
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}
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function Init(sidebardb, sidebar_resource)
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{
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dump("here we go \n");
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// Initialize the Sidebar
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// Install all the datasources named in the Flash Registry into
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// the tree control. Datasources are listed as members of the
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// NC:FlashDataSources sequence, and are loaded in the order that
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// they appear in that sequence.
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var registry = RDF.GetDataSource(sidebardb);
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// Create a 'container' wrapper around the sidebar_resources
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// resource so we can use some utility routines that make access a
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// bit easier.
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var sb_datasource = Components.classes['component://netscape/rdf/container'].createInstance();
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sb_datasource = sb_datasource.QueryInterface(Components.interfaces.nsIRDFContainer);
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sb_datasource.Init(registry, RDF.GetResource(sidebar_resource));
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var sideoption = document.getElementById('selectList');
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// Now enumerate all of the flash datasources.
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dump(sb_datasource.GetElements() + '\n');
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var enumerator = sb_datasource.GetElements();
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var count = 0;
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var countTotal = sb_datasource.GetCount();
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dump("Start Get:" + countTotal + "\n");
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while (enumerator.HasMoreElements()) {
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count = ++count;
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dump(count + "\n");
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var service = enumerator.GetNext();
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service = service.QueryInterface(Components.interfaces.nsIRDFResource);
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var new_option = createOption(registry, service);
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if (new_option) {
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sideoption.appendChild(new_option);
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}
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}
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}
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function createOption(registry, service) {
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var option_title = getAttr(registry, service, 'title');
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var option_customize = getAttr(registry, service, 'customize');
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var option_content = getAttr(registry, service, 'content');
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dump(option_title + "\n");
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var optionSelect = createOptionTitle(option_title);
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var option = document.createElement('html:option');
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dump(option);
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option.setAttribute('title', option_title);
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option.setAttribute('customize', option_customize);
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option.setAttribute('content', option_content);
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option.appendChild(optionSelect);
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return option;
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}
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function createOptionTitle(titletext)
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{
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dump('create optionText');
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var title = document.createElement('html:option');
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var textOption = document.createTextNode(titletext);
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//should be able to use title.add actaully
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title.appendChild(textOption);
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return textOption;
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}
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function getAttr(registry,service,attr_name) {
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var attr = registry.GetTarget(service,
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RDF.GetResource('http://home.netscape.com/NC-rdf#' + attr_name),
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true);
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if (attr)
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attr = attr.QueryInterface(
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Components.interfaces.nsIRDFLiteral);
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if (attr)
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attr = attr.Value;
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return attr;
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}
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function Reload(url, pollInterval)
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{
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// Reload the specified datasource and reschedule.
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dump('Reload(' + url + ', ' + pollInterval + ')\n');
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var datasource = RDF.GetDataSource(url);
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datasource = datasource.QueryInterface(Components.interfaces.nsIRDFXMLDataSource);
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// Reload, asynchronously.
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datasource.Open(false);
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// Reschedule
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Schedule(url, pollInterval);
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}
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function Schedule(url, pollInterval)
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{
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setTimeout('Reload("' + url + '", ' + pollInterval + ')', pollInterval * 1000);
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}
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function OpenURL(node)
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{
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dump("open-url(" + node + ")\n");
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}
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function moveUp() {
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var list = document.getElementById('selectList');
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var listSelect = list.selectedIndex;
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if (list.selectedIndex != -1) {
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var listOption = list.childNodes.item(listSelect).cloneNode(true);
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var listOptionBefore = list.childNodes.item(listSelect-1);
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list.remove(listSelect);
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list.insertBefore(listOption, listOptionBefore);
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dump("\n" + listOption + "\n");
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}
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}
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function moveDown() {
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var list = document.getElementById('selectList');
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var listSelect = list.selectedIndex;
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dump("list\n" + listSelect);
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if (list.selectedIndex != -1) {
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var listOption = list.childNodes.item(listSelect);
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var listOptionBefore = list.childNodes.item(listSelect+1).cloneNode(true);
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list.remove(listSelect+1);
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list.insertBefore(listOptionBefore, listOption);
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dump("\n" + listOption + "\n");
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}
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}
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function deleteOption()
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{
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var list = document.getElementById('selectList');
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var listSelect = list.selectedIndex;
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if (list.selectedIndex != -1) {
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var list = document.getElementById('selectList');
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var listSelect = list.selectedIndex;
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list.remove(listSelect);
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}
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}
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function DumpIt() {
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var list = document.getElementById('selectList');
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var listLen = list.childNodes.length;
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for (var i=0;i<listLen; ++i) {
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dump('length:' + listLen + '\n');
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dump(list.childNodes.item(i).getAttribute('title') + '\n');
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writeRDF(list.childNodes.item(i).getAttribute('title'),list.childNodes.item(i).getAttribute('content'),list.childNodes.item(i).getAttribute('customize'),0);
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}
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}
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function save() {
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self.close();
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}
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// Note that there is a bug with resource: URLs right now.
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var FileURL = "file:///C:/matt/rdf/sidebar-browser.rdf";
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// var the "NC" namespace. Used to construct resources
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var NC = "http://home.netscape.com/NC-rdf#";
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function writeRDF(title,content,customize,append)
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{
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// Get the RDF service
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var RDF = Components.classes["component://netscape/rdf/rdf-service"].getService();
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RDF = RDF.QueryInterface(Components.interfaces.nsIRDFService);
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dump("RDF = " + RDF + "\n");
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// Open the RDF file synchronously. This is tricky, because
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// GetDataSource() will do it asynchronously. So, what we do is
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// this. First try to manually construct the RDF/XML datasource
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// and read it in. This might throw an exception if the datasource
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// has already been read in once. In which case, we'll just get
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// the existing datasource from the RDF service.
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var datasource;
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try {
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datasource = Components.classes["component://netscape/rdf/datasource?name=xml-datasource"].createInstance();
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datasource = datasource.QueryInterface(Components.interfaces.nsIRDFXMLDataSource);
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datasource.Init(FileURL);
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datasource.Open(true);
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dump("datasource = " + datasource + ", opened for the first time.\n");
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}
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catch (ex) {
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datasource = RDF.GetDataSource(FileURL);
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dump("datasource = " + datasource + ", using registered datasource.\n");
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}
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// Create a "container" wrapper around the "NC:BrowserSidebarRoot"
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// object. This makes it easier to manipulate the RDF:Seq correctly.
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var container = Components.classes["component://netscape/rdf/container"].createInstance();
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container = container.QueryInterface(Components.interfaces.nsIRDFContainer);
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container.Init(datasource, RDF.GetResource("NC:BrowserSidebarRoot"));
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dump("initialized container " + container + " on NC:BrowserSidebarRoot\n");
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// Now append a new resource to it. The resource will have the URI
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// "file:///D:/tmp/container.rdf#3".
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var count = container.GetCount();
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dump("container has " + count + " elements\n");
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var element = RDF.GetResource(FileURL + "#" + count);
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dump(FileURL + "#" + count + "\n");
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if (append == 0 ) {
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container.AppendElement(element);
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//container.RemoveElement(element,true);
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dump("appended " + element + " to the container\n");
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// Now make some sidebar-ish assertions about it...
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datasource.Assert(element,
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RDF.GetResource(NC + "title"),
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RDF.GetLiteral(title + ' ' + count),
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true);
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datasource.Assert(element,
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RDF.GetResource(NC + "content"),
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RDF.GetLiteral(content),
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true);
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datasource.Assert(element,
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RDF.GetResource(NC + "customize"),
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RDF.GetLiteral(customize),
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true);
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dump("added assertions about " + element + "\n");
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} else {
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var element = 'file://C:/matt/rdf/sidebar-browser.rdf#bookmarks';
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dump(element);
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container.RemoveElement(element,true);
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}
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// Now serialize it back to disk
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datasource.Flush();
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dump("wrote " + FileURL + " back to disk.\n");
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}
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// To get around "window.onload" not working in viewer.
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function Boot()
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{
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var root = document.documentElement;
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dump("booting \n");
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if (root == null) {
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setTimeout(Boot, 0);
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}
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else {
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Init(sidebardb, sidebar_resource);
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}
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}
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setTimeout('Boot()', 0);
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dump("finished\n");
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