FlowsSelectorView.js

   1 /**
   2  * The selector view
   3  *
   4  */
   5 qx.Class.define("org.argeo.slc.ria.FlowsSelectorView", {
   6         extend : qx.ui.container.Composite,
   7         implement : [org.argeo.ria.components.IView],
   8         include : [org.argeo.ria.session.MPrefHolder],
   9
  10         construct : function() {
  11                 this.base(arguments);
  12                 this.setLayout(new qx.ui.layout.Dock());
  13         },
  14
  15         properties : {
  16                 /**
  17                  * The viewPane inside which this applet is added.
  18                  */
  19                 view : {
  20                         init : null
  21                 },
  22                 viewSelection : {
  23                         nullable : false,
  24                         check : "org.argeo.ria.components.ViewSelection"
  25                 },
  26                 instanceId : {
  27                         init : ""
  28                 },
  29                 instanceLabel : {
  30                         init : ""
  31                 },
  32                 executeAfterAdd : {
  33                         init : false,
  34                         check : "Boolean"
  35                 },
  36                 /**
  37                  * Commands definition, see
  38                  * {@link org.argeo.ria.event.CommandsManager#definitions}
  39                  */
  40                 commands : {
  41                         init : {
  42                                 "addtobatch" : {
  43                                         label : "Add to batch",
  44                                         icon : "org.argeo.slc.ria/list-add.png",
  45                                         shortcut : null,
  46                                         enabled : true,
  47                                         menu : null,
  48                                         toolbar : null,
  49                                         callback : function(e) {
  50                                                 if (this.tree.isSelectionEmpty()) {
  51                                                         return;
  52                                                 }
  53                                                 var batchView = org.argeo.ria.components.ViewsManager.getInstance().getViewPaneById("batch").getContent();
  54                                                 if(!batchView) return;
  55                                                 selection = this.tree.getSelection();
  56                                                 if (selection.length > 1) {
  57                                                         for (var i = 0; i < selection.length; i++) {
  58                                                                 try{
  59                                                                         batchView.addFlowToBatch(selection[i], null, true);
  60                                                                 }catch(e){
  61                                                                         return;
  62                                                                 }
  63                                                         }
  64                                                         return;
  65                                                 } else {
  66                                                         try{
  67                                                                 batchView.addFlowToBatch(selection[0], null);
  68                                                         }catch(e){
  69                                                                 return;
  70                                                         }
  71                                                 }
  72                                                 if(this.getExecuteAfterAdd() && batchView.getCommands()){
  73                                                         batchView.setForceClearPreference(true);
  74                                                         batchView.getCommands()["submitform"].command.execute();
  75                                                 }
  76                                                 this.setExecuteAfterAdd(false);
  77                                         },
  78                                         selectionChange : function(viewId, selection) {
  79                                                 if (viewId != "form:tree")
  80                                                         return;
  81                                                 if (!selection || selection.length != 1)
  82                                                         return;
  83                                                 var item = selection[0];
  84                                                 this.setEnabled(false);
  85                                                 switch (item.classname) {
  86                                                         case "qx.ui.tree.TreeFile" :
  87                                                                 this.setEnabled(true);
  88                                                                 break;
  89                                                         case "org.argeo.ria.components.PersistentTreeFolder" :
  90                                                                 if (item.getTree() && item.getTree().getRoot() == item)
  91                                                                         break;
  92                                                                 this.setEnabled(true);
  93                                                                 break;
  94                                                         case "org.argeo.ria.components.DynamicTreeFolder" :
  95                                                                 if (item.getTree() && item.getTree().getRoot() == item)
  96                                                                         break;
  97                                                                 if (item.getState() == "loaded")
  98                                                                         this.setEnabled(true);
  99                                                                 break;
 100                                                 }
 101                                         },
 102                                         command : null
 103                                 },
 104                                 "preferredHost" : {
 105                                         label : "Toggle 'Preferred Host'",
 106                                         icon : "ria/bookmark.png",
 107                                         shortcut : null,
 108                                         enabled : true,
 109                                         menu : null,
 110                                         toolbar : null,
 111                                         callback : function(e) {
 112                                                 if (this.tree.isSelectionEmpty()) {
 113                                                         return;
 114                                                 }
 115                                                 var selection = this.tree.getSelection();
 116                                                 if(selection.length != 1) return;
 117                                                 var agentNode = selection[0];
 118                                                 if(!agentNode.getUserData("agentHost")) return;
 119                                                 this.togglePreferredHost(agentNode);
 120                                         },
 121                                         selectionChange : function(viewId, selection) {
 122                                                 if (viewId != "form:tree")
 123                                                         return;
 124                                                 if (!selection || selection.length != 1)
 125                                                         return;
 126                                                 var item = selection[0];
 127                                                 this.setEnabled(false);
 128                                                 if(item.getUserData("agentHost")){
 129                                                         this.setEnabled(true);
 130                                                 }
 131                                         },
 132                                         command : null
 133                                 },
 134                                 "reloadfull" : {
 135                                         label : "Reload Agents",
 136                                         icon : "org.argeo.slc.ria/view-refresh.png",
 137                                         shortcut : "control+h",
 138                                         enabled : true,
 139                                         menu : "Launcher",
 140                                         toolbar : "list",
 141                                         callback : function(e) {
 142                                                 this.rootNode.reload();
 143                                         },
 144                                         command : null
 145                                 },
 146                                 "reloadtree" : {
 147                                         label : "Reload Node",
 148                                         icon : "org.argeo.slc.ria/view-refresh.png",
 149                                         shortcut : null,
 150                                         enabled : false,
 151                                         menu : null,
 152                                         toolbar : null,
 153                                         callback : function(e) {
 154                                                 if (this.tree.isSelectionEmpty()) {     return; }
 155                                                 var selected = this.tree.getSelection()[0];
 156                                                 if (selected.classname == "org.argeo.ria.components.DynamicTreeFolder") {
 157                                                         if (selected.getUserData("moduleData")) {
 158                                                                 // It's a "module" node, first trigger the
 159                                                                 // reloadBundle.service
 160                                                                 selected.setUserData("dataModel", {});
 161                                                                 selected.setEnabled(false);
 162                                                                 selected.setOpen(false);
 163                                                                 var moduleData = selected
 164                                                                                 .getUserData("moduleData");
 165                                                                 var bundleService = org.argeo.slc.ria.SlcApi
 166                                                                                 .getReloadBundleService(
 167                                                                                                 moduleData.name,
 168                                                                                                 moduleData.version);
 169                                                                 bundleService.addListener("completed",
 170                                                                                 function(response) {
 171                                                                                         selected.setEnabled(true);
 172                                                                                         selected.setOpen(true);
 173                                                                                         selected.reload();
 174                                                                                 }, this);
 175                                                                 // bundleService.send();
 176                                                                 // Do not send, not implemented yet, false timer
 177                                                                 // instead.
 178                                                                 qx.event.Timer.once(function(response) {
 179                                                                                         selected.setEnabled(true);
 180                                                                                         selected.setOpen(true);
 181                                                                                         selected.reload();
 182                                                                                 }, this, 2000);
 183                                                         } else {
 184                                                                 selected.reload();
 185                                                         }
 186                                                 }
 187                                         },
 188                                         selectionChange : function(viewId, selection) {
 189                                                 if (viewId != "form:tree")
 190                                                         return;
 191                                                 if (!selection)
 192                                                         return;
 193                                                 if (selection.length > 1) {
 194                                                         this.setEnabled(false);
 195                                                         return;
 196                                                 }
 197                                                 var item = selection[0];
 198                                                 if (!qx.Class.isSubClassOf(qx.Class
 199                                                                                 .getByName(item.classname),
 200                                                                 qx.ui.tree.AbstractTreeItem))
 201                                                         return;
 202                                                 this.setEnabled(false);
 203                                                 if (qx.Class.isSubClassOf(qx.Class
 204                                                                                 .getByName(item.classname),
 205                                                                 org.argeo.ria.components.DynamicTreeFolder)) {
 206                                                         this.setEnabled(true);
 207                                                 }
 208                                         },
 209                                         command : null
 210                                 }
 211                         }
 212                 }
 213         },
 214
 215         statics : {
 216
 217                 riaPreferences : {
 218                         "flowSelector.preferred.hosts" : {
 219                                 label : "Preferred Hosts (Execution View)",
 220                                 type  : "string"
 221                         }
 222                 },
 223
 224                 /**
 225                  * Static loader for the "agent" level (first level)
 226                  *
 227                  * @param folder
 228                  *            {org.argeo.ria.components.PersistentTreeFolder} The root Tree Folder.
 229                  */
 230                 agentLoader : function(folder) {
 231
 232                         var preferredHosts = org.argeo.ria.session.MPrefHolder.loadRiaPreferenceValue("flowSelector.preferred.hosts");
 233                         if(preferredHosts && preferredHosts!=""){
 234                                 preferredHosts = preferredHosts.split(",");
 235                         }
 236                         var req = org.argeo.slc.ria.SlcApi.getListAgentsService("agents");
 237                         var agents = {};
 238                         if(folder.getState() == "loaded" && folder.getUserData("agentsMap")){
 239                                 // Diff loading, just add new nodes.
 240                                 agents = folder.getUserData("agentsMap");
 241                                 var newAgents = {};
 242                         }
 243                         req.addListener("completed", function(response) {
 244                                 var xmlDoc = response.getContent();
 245                                 var nodes = org.argeo.ria.util.Element.selectNodes(xmlDoc,
 246                                                 "/slc:object-list/slc:slc-agent-descriptor");
 247                                 var modulesLoader = org.argeo.slc.ria.FlowsSelectorView.modulesLoader;
 248
 249                                 for (var i = 0; i < nodes.length; i++) {
 250                                         var uuid = org.argeo.ria.util.Element.getSingleNodeText(nodes[i], "@uuid");
 251                                         var host = org.argeo.ria.util.Element.getSingleNodeText(nodes[i], "slc:host");
 252                                         if(agents[uuid]){
 253                                                 newAgents[uuid] = host;
 254                                                 continue;
 255                                         }
 256                                         agents[uuid] = host;
 257                                         if(newAgents) newAgents[uuid] = host;
 258                                         var agentFolder = new org.argeo.ria.components.DynamicTreeFolder(
 259                                                         host, modulesLoader, "Loading Modules...", folder.getDragData());
 260                                         org.argeo.slc.ria.FlowsSelectorView.attachToolTip(agentFolder, uuid);
 261                                         agentFolder.setPersistentTreeID(folder.getPersistentTreeID()+"_"+uuid);
 262                                         agentFolder.setUserData("agentHost", host); // Used by bookmark system
 263                                         agentFolder.setUserData("agentUuid", uuid);
 264                                         if(preferredHosts && preferredHosts instanceof Array && qx.lang.Array.contains(preferredHosts, host)){
 265                                                 folder.addAtBegin(agentFolder);
 266                                                 agentFolder.setIcon("org.argeo.slc.ria/computer_bookmarked.png");
 267                                         }else{
 268                                                 folder.add(agentFolder);
 269                                                 agentFolder.setIcon("org.argeo.slc.ria/computer.png");
 270                                         }
 271                                 }
 272                                 if(newAgents){
 273                                         // Make sure some agents should not be removed
 274                                         for(var agentKey in agents){
 275                                                 if(!newAgents[agentKey]){
 276                                                         var node = org.argeo.slc.ria.FlowsSelectorView.findAgentNodeById(folder, agentKey);
 277                                                         if(node) folder.remove(node);
 278                                                         delete agents[agentKey];
 279                                                         var batchView = org.argeo.ria.components.ViewsManager.getInstance().getViewPaneById("batch").getContent();
 280                                                         if(batchView) batchView.clearBatchForAgentId(agentKey);
 281                                                 }
 282                                         }
 283                                 }
 284                                 folder.setUserData("agentsMap", agents);
 285                                 folder.setLoaded(true);
 286                                 folder.getTree().fireEvent("changeSelection");
 287                         });
 288                         req.addListener("failed", function(response) {
 289                                                 folder.setLoaded(true);
 290                                         });
 291                         req.send();
 292
 293                 },
 294
 295                 /**
 296                  * Loader for the "modules" level : takes any tree folder, currently the
 297                  * root folder.
 298                  *
 299                  * @param folder
 300                  *            {org.argeo.ria.components.PersistentTreeFolder} The root folder
 301                  */
 302                 modulesLoader : function(folder) {
 303                         var agentId = folder.getUserData("agentUuid");
 304                         var req = org.argeo.slc.ria.SlcApi.getListModulesService(agentId);
 305                         req.addListener("completed", function(response) {
 306                                 var descriptors = org.argeo.ria.util.Element.selectNodes(
 307                                                 response.getContent(),
 308                                                 "slc:object-list/" + org.argeo.slc.ria.execution.Module.XPATH_ROOT);
 309                                 var mods = {};
 310                                 for (var i = 0; i < descriptors.length; i++) {
 311                                         var tmpModule = new org.argeo.slc.ria.execution.Module();
 312                                         try{
 313                                                 tmpModule.setXmlNode(descriptors[i]);
 314                                         }catch(e){
 315                                                 qx.log.Logger.error(e);
 316                                         }
 317                                         var name = tmpModule.getName();
 318                                         var version = tmpModule.getVersion();
 319                                         if (!mods[name])
 320                                                 mods[name] = [];
 321                                         mods[name].push(tmpModule);
 322                                 }
 323                                 var flowLoader = org.argeo.slc.ria.FlowsSelectorView.flowLoader;
 324                                 for (var key in mods) {
 325                                         for (var i = 0; i < mods[key].length; i++) {
 326                                                 var module = mods[key][i];
 327                                                 var versionFolder = new org.argeo.ria.components.DynamicTreeFolder(
 328                                                                 module.getLabel(), flowLoader,
 329                                                                 "Loading Flows", folder.getDragData());
 330                                                 versionFolder.setUserData("moduleData", {
 331                                                                         name : key,
 332                                                                         version : module.getVersion()
 333                                                                 });
 334                                                 versionFolder.setIcon("org.argeo.slc.ria/archive.png");
 335                                                 versionFolder.setUserData("agentUuid", agentId);
 336                                                 var sep = (module.getDescription()!=""?" - ":"");
 337                                                 org.argeo.slc.ria.FlowsSelectorView.attachToolTip(versionFolder, key + ' (' + module.getVersion() + ')'+sep+module.getDescription());
 338                                                 // Warning, we must add it AFTER setting the user data,
 339                                                 // because of the persistent loading mechanism.
 340                                                 folder.add(versionFolder);
 341                                         }
 342                                 }
 343                                 folder.setLoaded(true);
 344                                 folder.getTree().fireEvent("changeSelection");
 345                         });
 346                         req.addListener("failed", function(response) {
 347                                 folder.setLoaded(true);
 348                         });
 349                         req.send();
 350                 },
 351
 352                 /**
 353                  * Loader for the "flow" level : takes a folder containing "moduleData"
 354                  * and create its children.
 355                  *
 356                  * @param folder
 357                  *            {org.argeo.ria.components.PersistentTreeFolder} A Tree folder containing in the
 358                  *            key "moduleData" of its user data a map containing the
 359                  *            keys {name,version}
 360                  */
 361                 flowLoader : function(folder) {
 362                         var moduleData = folder.getUserData("moduleData");
 363                         var agentUuid = folder.getUserData("agentUuid");
 364
 365                         var req = org.argeo.slc.ria.SlcApi
 366                                         .getLoadExecutionDescriptorService(agentUuid,
 367                                                         moduleData.name, moduleData.version);
 368                         req.addListener("completed", function(response) {
 369                                 var executionModule = new org.argeo.slc.ria.execution.Module();
 370                                 try {
 371                                         executionModule.setXmlNode(response.getContent());
 372                                 } catch (e) {
 373                                         this.error(e);
 374                                 }
 375                                 var execFlows = executionModule.getExecutionFlows();
 376                                 for (var key in execFlows) {
 377                                         var path = execFlows[key].getPath();
 378                                         var name = execFlows[key].getName();
 379                                         var nodeLabel = key;
 380                                         var sep = "\/";
 381                                         if(name && name.indexOf(sep)>-1 && !path){
 382                                                 // Use given name to build the path.
 383                                                 // split dirname and basename
 384                                                 var parts = name.split(sep);
 385                                                 var basename = parts.pop();
 386                                                 var dirname = parts.join("/");
 387                                                 path = dirname;
 388                                                 nodeLabel = basename;
 389                                         }
 390                                         var file = new qx.ui.tree.TreeFile(nodeLabel);
 391                                         if(execFlows[key].getDescription() != ""){
 392                                                 org.argeo.slc.ria.FlowsSelectorView.attachToolTip(file, execFlows[key].getDescription());
 393                                         }
 394                                         file.setIcon("org.argeo.slc.ria/system.png");
 395                                         file.setUserData("executionModule",     executionModule);
 396                                         file.setUserData("executionFlow", execFlows[key]);
 397                                         file.setUserData("agentUuid", agentUuid);
 398                                         org.argeo.slc.ria.FlowsSelectorView.attachNodeByPath(folder, path, file, {
 399                                                 agentUuid : folder.getUserData("agentUuid")
 400                                         });
 401                                         folder.appendDragData(file);
 402                                 }
 403                                 folder.setLoaded(true);
 404                                 folder.getTree().fireEvent("changeSelection");
 405                         });
 406                         req.addListener("failed", function(response) {
 407                                 folder.setLoaded(true);
 408                         });
 409                         req.send();
 410                 },
 411
 412                 attachToolTip : function(nodeItem, description){
 413                         var tt = new qx.ui.tooltip.ToolTip(description);
 414                         tt.setShowTimeout(0);
 415                         nodeItem.setToolTip(tt);
 416                 },
 417
 418                 /**
 419                  * Parse a string path and search if there is a root node.
 420                  *
 421                  * @param rootNode
 422                  *            {org.argeo.ria.components.DynamicTreeFolder} The parent
 423                  *            node (containing data model)
 424                  * @param path
 425                  *            {String} The path of the node to attach.
 426                  * @param childNode
 427                  *            {qx.ui.tree.TreeFile} The leaf node
 428                  * @param userData
 429                  *            {Map} User data to attach at all levels.
 430                  */
 431                 attachNodeByPath : function(rootNode, path, childNode, userData) {
 432                         if (!path || path == "" || path == "/") {
 433                                 rootNode.add(childNode);
 434                                 return;
 435                         }
 436                         var model = rootNode.getUserData("dataModel");
 437                         if (!model) {
 438                                 model = {};
 439                                 rootNode.setUserData("dataModel", model);
 440                         }
 441                         var parts = path.split("/");
 442                         var keys = qx.lang.Object.getKeys(model);
 443                         var crtPath = "";
 444                         var crtFolder = rootNode;
 445                         for (var i = 0; i < parts.length; i++) {
 446                                 if (parts[i] == "")
 447                                         continue;
 448                                 crtPath += "/" + parts[i];
 449                                 if (!model[crtPath]) {
 450                                         var virtualFolder = new org.argeo.ria.components.PersistentTreeFolder(parts[i]);
 451                                         if (userData && qx.lang.Object.getLength(userData)) {
 452                                                 for (var key in userData) {
 453                                                         virtualFolder.setUserData(key, userData[key]);
 454                                                 }
 455                                         }
 456                                         rootNode.appendDragData(virtualFolder);
 457                                         model[crtPath] = virtualFolder;
 458                                         crtFolder.add(virtualFolder);
 459                                         crtFolder = virtualFolder;
 460                                 } else {
 461                                         crtFolder = model[crtPath];
 462                                 }
 463                         }
 464                         crtFolder.add(childNode);
 465                 },
 466
 467                 findAgentNodeById : function(node, agentId){
 468                         var nodeAgents = node.getItems();
 469                         for(var i=0;i<nodeAgents.length;i++){
 470                                 if(nodeAgents[i].getUserData("agentUuid") == agentId){
 471                                         return nodeAgents[i];
 472                                 }
 473                         }
 474                 }
 475         },
 476
 477         members : {
 478                 /**
 479                  * Called at applet creation. Just registers viewPane.
 480                  *
 481                  * @param viewPane
 482                  *            {org.argeo.ria.components.ViewPane} The viewPane.
 483                  */
 484                 init : function(viewPane) {
 485                         this.setView(viewPane);
 486                         this.setViewSelection(new org.argeo.ria.components.ViewSelection(viewPane.getViewId()));
 487                         this.remoteNotifier = new org.argeo.ria.remote.RemoteNotifier(
 488                                         "/org.argeo.slc.webapp/", "pollEvent.service",
 489                                         "addEventListener.service", "removeEventListener.service");
 490                         this.remoteNotifier.setEventParamName("slc_eventType");
 491                         this.remoteNotifier.setEventXPath("/slc:slc-event");
 492                         this.remoteNotifier
 493                                         .setEventTypeXPath('slc:headers/slc:header[@name="slc_eventType"]');
 494                         this.remoteNotifier
 495                                         .setEventDataXPath('slc:headers/slc:header[@name="slc_agentId"]');
 496                         this.remoteNotifier.setAnswerStatusXPath("slc:execution-answer/slc:status");
 497                         this.remoteNotifier.startPolling();
 498                         this.UIBus = org.argeo.ria.event.UIBus.getInstance();
 499                         this.UIBus.registerNotifier(this.remoteNotifier);
 500                 },
 501
 502                 /**
 503                  *
 504                  */
 505                 load : function() {
 506                         this._createLayout();
 507                         this.getView().setViewTitle("Available Scripts");
 508                         this.UIBus.addListener("agentRegistered", this._addAgentHandler, this);
 509                         this.UIBus.addListener("agentUnregistered", this._removeAgentHandler,   this);
 510                 },
 511
 512                 _addAgentHandler : function(agentId){
 513                         this.rootNode.load();
 514                 },
 515
 516                 _removeAgentHandler : function(agentId){
 517                         var treeNode = this.self(arguments).findAgentNodeById(this.rootNode, agentId);
 518                         if(treeNode){
 519                                 this.rootNode.remove(treeNode);
 520                         }
 521                         var agentsMap = this.getAgentsMap();
 522                         if(agentsMap[agentId]){
 523                                 delete agentsMap[agentId];
 524                         }
 525                         var batchView = org.argeo.ria.components.ViewsManager.getInstance().getViewPaneById("batch").getContent();
 526                         if(batchView){
 527                                 batchView.clearBatchForAgentId(agentId);
 528                         }
 529                 },
 530
 531                 addScroll : function() {
 532                         return false;
 533                 },
 534
 535                 close : function() {
 536                         this.UIBus.removeListener("agentRegistered", this._addAgentHandler, this);
 537                         this.UIBus.removeListener("agentUnregistered", this._removeAgentHandler, this);
 538                         this.remoteNotifier.stopPolling();
 539                 },
 540
 541                 /**
 542                  *
 543                  * @param agentNode {qx.ui.tree.AbstractTreeItem}
 544                  */
 545                 togglePreferredHost : function(agentNode){
 546                         var hostName = agentNode.getUserData("agentHost");
 547                         var pref = this.getRiaPreferenceValue("flowSelector.preferred.hosts");
 548                         var prefArray = [];
 549                         if(pref){
 550                                 prefArray = pref.split(",");
 551                         }
 552                         if(qx.lang.Array.contains(prefArray, hostName)){
 553                                 qx.lang.Array.remove(prefArray, hostName);
 554                                 agentNode.setIcon("org.argeo.slc.ria/computer.png");
 555                         }else{
 556                                 prefArray.push(hostName);
 557                                 agentNode.setIcon("org.argeo.slc.ria/computer_bookmarked.png");
 558                                 var parent = agentNode.getParent();
 559                                 parent.remove(agentNode);
 560                                 parent.addAtBegin(agentNode);
 561                         }
 562                         this.setRiaPreferenceValue("flowSelector.preferred.hosts", prefArray.join(","));
 563                 },
 564
 565                 /**
 566                  * Creates the main applet layout.
 567                  */
 568                 _createLayout : function() {
 569
 570                         this.tree = new qx.ui.tree.Tree();
 571                         this.tree.setDecorator(null);
 572                         this.tree.setSelectionMode("multi");
 573                         var dragData = {
 574                                 "file" : {
 575                                         "type" : ["items"],
 576                                         "action" : ["move"]
 577                                 },
 578                                 "folder" : {
 579                                         "type" : ["items"],
 580                                         "action" : ["move"]
 581                                 }
 582                         };
 583
 584                         this.rootNode = new org.argeo.ria.components.DynamicTreeFolder(
 585                                         "Tests", this.self(arguments).agentLoader,
 586                                         "Loading Agents", dragData);
 587                         this.tree.setRoot(this.rootNode);
 588                         this.tree.setHideRoot(true);
 589                         this.rootNode.setPersistentTreeID("org.argeo.slc.ria.FlowsSelector")
 590                         this.rootNode.setOpen(true);
 591                         this.tree.setContextMenu(org.argeo.ria.event.CommandsManager
 592                                         .getInstance().createMenuFromIds(["addtobatch",
 593                                                         "reloadtree", "preferredHost"]));
 594
 595                         this.tree.addListener("changeSelection", function(e) {
 596                                 var viewSelection = this.getViewSelection();
 597                                 viewSelection.setViewId("form:tree");
 598                                 viewSelection.clear();
 599                                 var sel = this.tree.getSortedSelection();
 600                                 for (var i = 0; i < sel.length; i++) {
 601                                         viewSelection.addNode(sel[i]);
 602                                 }
 603                         }, this);
 604
 605                         this.tree.addListener("dblclick", function(e){
 606                                 var sel = this.tree.getSortedSelection();
 607                                 if(sel && sel.length!=1)  return;
 608                                 var origin = sel[0];
 609                                 if(origin.classname == "qx.ui.tree.TreeFile"){
 610                                         this.setExecuteAfterAdd(true);
 611                                         this.getCommands()["addtobatch"].command.execute();
 612                                 }
 613                         }, this);
 614
 615                         this.add(this.tree);
 616                 },
 617
 618                 getAgentsMap : function(){
 619                         return this.rootNode.getUserData("agentsMap");
 620                 }
 621         }
 622 });