git.roojs.org Git - roobuilder/blob - src/JsRender/Roo.vala

   1 /*
   2  * Renderer for Javascript output (roo library based)
   3  *
   4  * - translation support
   5  * -  doubleStringProps contains elements that are 'translable'
   6  *    ** in the old method this our compression tool could extract them
   7  *  - the  new idea is to make a list at the top of the javascript file
   8  *    and output a map...
   9  *
  10  *
  11  *
  12  *
  13  *
  14  */
  15 namespace JsRender {
  16
  17     static int rid = 0;
  18
  19     class Roo : JsRender
  20     {
  21         string region;
  22         bool disabled;
  23
  24
  25
  26         public Roo(Project.Project project, string path) {
  27             aconstruct( project, path);
  28             this.xtype = "Roo";
  29              this.language = "js";
  30
  31            this.content_type = "";
  32
  33             //this.items = false;
  34             //if (cfg.json) {
  35             //    var jstr =  JSON.parse(cfg.json);
  36             //    this.items = [ jstr ];
  37             //    //console.log(cfg.items.length);
  38             //    delete cfg.json; // not needed!
  39             // }
  40             this.modOrder = "001"; /// sequence id that this uses.
  41             this.region = "center";
  42             this.disabled = false;
  43
  44             // super?!?!
  45             this.id = "file-roo-%d".printf(rid++);
  46             //console.dump(this);
  47             // various loader methods..
  48
  49             string[]  dsp = {
  50                                 "title",
  51                 "legend",
  52                 "loadingText",
  53                 "emptyText",
  54                 "qtip",
  55                 "value",
  56                 "text",
  57                 "emptyMsg",
  58                 "displayMsg",
  59                 "html",
  60                 "headline",
  61                 "header",
  62                 "placeholder",
  63                 "fieldLabel",
  64                 "emptyTitle",
  65                 "dialogTitle",
  66                 "modalTitle",
  67                 "boxLabel"
  68
  69                 };
  70             for (var i=0;i<dsp.length;i++) {
  71                 this.doubleStringProps.add(dsp[i]);
  72             }
  73
  74
  75         }
  76
  77
  78
  79                 public   override void   removeFiles() {
  80                         var html = GLib.Path.get_dirname(this.path) +"/templates/" + name + ".html";
  81                         if (FileUtils.test(html, FileTest.EXISTS)) {
  82                                 GLib.FileUtils.remove(html);
  83                         }
  84                         var js = GLib.Path.get_dirname(this.path) +"/" + name + ".html";
  85                         if (FileUtils.test(js, FileTest.EXISTS)) {
  86                                 GLib.FileUtils.remove(js);
  87                         }
  88                 }
  89
  90         public  override void  loadItems() throws GLib.Error // : function(cb, sync) == original was async.
  91         {
  92
  93
  94                         GLib.debug("load Items!");
  95                         if (this.tree != null) {
  96                                 return;
  97                         }
  98                         GLib.debug("load " + this.path);
  99
 100                         var pa = new Json.Parser();
 101                         pa.load_from_file(this.path);
 102                         var node = pa.get_root();
 103
 104                         if (node.get_node_type () != Json.NodeType.OBJECT) {
 105                                 throw new Error.INVALID_FORMAT ("Unexpected element type %s", node.type_name ());
 106                         }
 107                         var obj = node.get_object ();
 108
 109
 110                         this.modOrder = this.jsonHasOrEmpty(obj, "modOrder");
 111                         this.name = this.jsonHasOrEmpty(obj, "name");
 112                         this.parent = this.jsonHasOrEmpty(obj, "parent");
 113                         this.permname = this.jsonHasOrEmpty(obj, "permname");
 114                         this.title = this.jsonHasOrEmpty(obj, "title");
 115                         this.modOrder = this.jsonHasOrEmpty(obj, "modOrder");
 116
 117                         var bjs_version_str = this.jsonHasOrEmpty(obj, "bjs-version");
 118                         bjs_version_str = bjs_version_str == "" ? "1" : bjs_version_str;
 119
 120
 121                         // load items[0] ??? into tree...
 122                         if (obj.has_member("items")
 123                                 &&
 124                                 obj.get_member("items").get_node_type() == Json.NodeType.ARRAY
 125                                 &&
 126                                 obj.get_array_member("items").get_length() > 0
 127                         ) {
 128                                 this.tree = new Node();
 129                                 var ar = obj.get_array_member("items");
 130                                 var tree_base = ar.get_object_element(0);
 131                                 this.tree.loadFromJson(tree_base, int.parse(bjs_version_str));
 132                         }
 133                         this.loaded = true;
 134                         this.toSource(); // force it to number the lines...
 135
 136
 137         }
 138
 139
 140         public  override  void save()
 141         {
 142
 143                 GLib.debug("--- JsRender.Roo.save");
 144                 GLib.debug("save() - reset transStrings\n");
 145                 this.transStrings = new Gee.HashMap<string,string>();
 146                 this.namedStrings = new Gee.HashMap<string,string>();
 147                 this.findTransStrings(this.tree);
 148
 149                 this.saveBJS();
 150
 151                 // no tree..
 152                 if (this.tree == null) {
 153                         return;
 154                 }
 155                 // now write the js file..
 156                 string js;
 157                 try {
 158                         Regex regex = new Regex("\\.(bjs|js)$");
 159
 160                         js = regex.replace(this.path,this.path.length , 0 , ".js");
 161                 } catch (RegexError e) {
 162                         this.name = "???";
 163                         print("count not make filename from path");
 164                         return;
 165                 }
 166
 167
 168                 //var d = new Date();
 169                 var js_src = this.toSource();
 170                 //print("TO SOURCE in " + ((new Date()) - d) + "ms");
 171                 try {
 172                         this.writeFile(js, js_src);
 173                 } catch (FileError e ) {
 174                         print("Save failed\n");
 175                 }
 176                 // for bootstrap - we can write the HTML to the templates directory..
 177
 178             //var top = this.guessName(this.items[0]);
 179             //print ("TOP = " + top)
 180
 181
 182
 183
 184         }
 185
 186
 187
 188
 189         public override void saveHTML ( string html )
 190         {
 191                 GLib.debug ("SAVEHTML %s\n",  this.project.runhtml);
 192                 if (this.project.runhtml == "") {
 193                         return;
 194                 }
 195
 196                 var top = this.tree.fqn();
 197                 GLib.debug ("TOP = " + top + "\n" );
 198                 if (top.index_of("Roo.bootstrap.") < 0 &&
 199                                  top.index_of("Roo.mailer.") < 0
 200                 ) {
 201                 return;
 202                 }
 203
 204
 205                 //now write the js file..
 206                 string fn;
 207                 try {
 208                         Regex regex = new Regex("\\.(bjs|js)$");
 209
 210                         fn = regex.replace(this.path,this.path.length , 0 , ".html");
 211                 } catch (RegexError e) {
 212                         this.name = "???";
 213                         print("count not make filename from path");
 214                         return;
 215                 }
 216                 var bn = GLib.Path.get_basename(fn);
 217                 var dn = GLib.Path.get_dirname(fn);
 218
 219                 var targetdir = dn + (
 220                         top.index_of("Roo.mailer.") < 0 ? "/templates" : "" );
 221
 222
 223                 if (!FileUtils.test(targetdir, FileTest.IS_DIR)) {
 224                         print("Skip save - templates folder does not exist : %s\n", targetdir);
 225                         return;
 226                 }
 227            print("SAVE HTML (%d) -- %s\n",html.length, targetdir + "/" +  bn);
 228                 try {
 229                         this.writeFile(targetdir + "/" +  bn , html);
 230                 } catch (FileError e ) {
 231                         print("SaveHtml failed\n");
 232                 }
 233
 234
 235
 236         }
 237
 238                 public Gee.ArrayList<string> findxincludes(Node node,   Gee.ArrayList<string> ret)
 239                 {
 240
 241                         if (node.props.has_key("* xinclude")) {
 242                                 ret.add(node.props.get("* xinclude").val);
 243                         }
 244                         for (var i =0; i < node.items.size; i++) {
 245                                 this.findxincludes(node.items.get(i), ret);
 246                         }
 247                         return ret;
 248
 249                 }
 250
 251
 252
 253                 public override void  findTransStrings(Node? node )
 254                 {
 255                         // iterate properties...
 256                         // use doubleStringProps
 257
 258                         // flagging a translatable string..
 259                         // the code would use string _astring to indicate a translatable string
 260                         // the to use it it would do String.format(this._message, somedata);
 261
 262                         // loop through and find string starting with '_'
 263                         if (node == null) {
 264                                 return;
 265                         }
 266
 267                         var named = new Gee.HashMap<string,string>();
 268                         var name_prefix = "";
 269
 270                         var iter = node.props.map_iterator();
 271                         while (iter.next()) {
 272                                 // key formats : XXXX
 273                                 // XXX - plain
 274                                 // string XXX - with type
 275                                 // $ XXX - with flag (no type)
 276                                 // $ string XXX - with flag
 277
 278
 279                                 var prop = iter.get_value();
 280                                 var kname = prop.name;
 281                                 var ktype = prop.rtype;
 282
 283
 284                                 if (prop.ptype == NodePropType.RAW) {
 285                                         continue;
 286                                 }
 287                                 // skip cms-id nodes...
 288                                 if (kname == "html" && node.has("cms-id")) {
 289                                         continue;
 290                                 }
 291                                 var str = prop.val;
 292                                 if (kname == "name") {
 293                                         name_prefix = str;
 294                                 }
 295
 296                                 var chksum = GLib.Checksum.compute_for_string (ChecksumType.MD5, str.strip());
 297
 298                                 if (this.doubleStringProps.index_of(kname) > -1) {
 299                                         GLib.debug("flag=%s type=%s name=%s : %s\n", prop.ptype.to_string(),ktype,kname,str);
 300                                         this.transStrings.set(str,  chksum);
 301                                         named.set("_" + kname, chksum);
 302                                         continue;
 303                                 }
 304
 305                                 if (ktype.down() == "string" && kname[0] == '_') {
 306                                         GLib.debug("flag=%s type=%s name=%s : %s\n", prop.ptype.to_string(),ktype,kname,str);
 307                                         this.transStrings.set(str,   chksum);
 308                                         named.set(kname, chksum);
 309                                         continue;
 310                                 }
 311
 312                         }
 313                         if (name_prefix != "") {
 314                                 var niter = named.map_iterator();
 315                                 while (niter.next()) {
 316                                         this.namedStrings.set(name_prefix + niter.get_key(),niter.get_value());
 317                                 }
 318                          }
 319
 320
 321                         // iterate children..
 322                         for (var i =0; i < node.items.size; i++) {
 323                                 this.findTransStrings(node.items.get(i) );
 324                         }
 325
 326
 327                 }
 328
 329                 public string  transStringsToJs()
 330                 {
 331
 332                         GLib.debug("Roo.transStringsToJs()\n");
 333                         if (this.transStrings.size < 1) {
 334                                 GLib.debug("Roo.transStringsToJs() size < 1?\n");
 335                                 return "";
 336                         }
 337
 338                         string[] kvs = {};
 339
 340                         var hash = new Gee.HashMap<string,string>();
 341                         var iter = this.transStrings.map_iterator();
 342                         while (iter.next()) {
 343                                 hash.set(iter.get_value(), iter.get_key());
 344                                 kvs +=  ("  '" + iter.get_value() + "' :" +
 345                                         this.tree.quoteString(iter.get_key())
 346                                         );
 347                         }
 348
 349                         var ret = " _strings : {\n" + string.joinv(",\n", kvs) + "\n },";
 350
 351
 352                         string[] ns = {};
 353                         var niter = this.namedStrings.map_iterator();
 354                         while (niter.next()) {
 355                                 var otext = hash.get(niter.get_value());
 356                                 var com = " /* " + (otext.replace("*/", "* - /") + " */ ");
 357
 358
 359                                 ns +=  ("  '" + niter.get_key() + "' : '" + niter.get_value() + "'" + com);
 360                         }
 361                         if (ns.length > 0 ) {
 362                                 ret += "\n _named_strings : {\n" + string.joinv(",\n", ns) + "\n },";
 363                         }
 364                         return ret;
 365                 }
 366
 367
 368         /**
 369          * javascript used in Webkit preview
 370          */
 371
 372         public override string  toSourcePreview()
 373         {
 374                         print("toSourcePreview() - reset transStrings\n");
 375                         this.transStrings = new Gee.HashMap<string,string>();
 376                         this.namedStrings = new Gee.HashMap<string,string>();
 377
 378                         print("to source preview\n");
 379                         if (this.tree == null) {
 380                                 return "";
 381                         }
 382                         this.findTransStrings(this.tree);
 383                         var top = this.tree.fqn();
 384                         var xinc = new Gee.ArrayList<string>();
 385
 386                         this.findxincludes(this.tree, xinc);
 387                         print("got %d xincludes\n", xinc.size);
 388                         var prefix_data = "";
 389                         if (xinc.size > 0 ) {
 390                                 for(var i = 0; i < xinc.size; i++) {
 391                                         print("check xinclude:  %s\n", xinc.get(i));
 392                                         var sf = this.project.getByName(xinc.get(i));
 393                                         if (sf == null) {
 394                                                 print("Failed to find file by name?\n");
 395                                                 continue;
 396                                         }
 397
 398                                         sf.loadItems();
 399                                         sf.findTransStrings(sf.tree);
 400                                         var xinc_str = sf.toSource();
 401
 402                                         //string xinc_str;
 403                                         //FileUtils.get_contents(js, out xinc_str);
 404                                         prefix_data += "\n" + xinc_str + "\n";
 405
 406                                 }
 407
 408                         }
 409
 410
 411
 412                         //print(JSON.stringify(this.items, null,4));
 413
 414                         if (top == null) {
 415                                 print ("guessname returned false");
 416                                 return "";
 417                         }
 418
 419
 420                         if (top.contains("Dialog")) {
 421                                 return prefix_data + this.toSourceDialog(true);
 422                         }
 423
 424                         if (top.contains("Modal")) {
 425                                 return prefix_data + this.toSourceModal(true);
 426                         }
 427                         if (top.contains("Popover")) {
 428                                 return prefix_data + this.toSourceModal(true);
 429                         }
 430                         return prefix_data + this.toSourceLayout(true);
 431
 432
 433
 434         }
 435         public override void setSource(string str) {}
 436         /**
 437          * This needs to use some options on the project
 438          * to determine how the file is output..
 439          *
 440          * At present we are hard coding it..
 441          *
 442          *
 443          */
 444         public override string toSourceCode()
 445         {
 446                         this.transStrings = new Gee.HashMap<string,string>();
 447                         this.namedStrings = new Gee.HashMap<string,string>();
 448                         this.findTransStrings(this.tree);
 449                         return this.toSource();
 450                 }
 451
 452         public override string toSource()
 453         {
 454             // dump the file tree back out to a string.
 455
 456             // we have 2 types = dialogs and components
 457             //
 458
 459
 460                         if (this.tree == null) {
 461                                 return "";
 462                         }
 463             var top = this.tree.fqn();
 464             if (top == null) {
 465                 return "";
 466             }
 467
 468
 469
 470             // get the translatable strings.. = we reload them again so calling methods get the right data...
 471             this.transStrings = new Gee.HashMap<string,string>();
 472             this.namedStrings = new Gee.HashMap<string,string>();
 473                         this.findTransStrings(this.tree);
 474
 475
 476             if (top.contains("Dialog")) {
 477                 return this.toSourceDialog(false);
 478             }
 479
 480             if (top.contains("Modal")) {
 481                 return this.toSourceModal(false);
 482             }
 483
 484             if (top.contains("Popover")) {
 485                 return this.toSourceModal(false);
 486             }
 487
 488             return this.toSourceLayout(false);
 489
 490             /*
 491             eventually support 'classes??'
 492              return this.toSourceStdClass();
 493             */
 494
 495         }
 496
 497         /**
 498                  *
 499                  * munge JSON tree into Javascript code.
 500                  *
 501                  * NOTE - needs a deep copy of original tree, before starting..
 502                  *     - so that it does not modify current..
 503                  *
 504                  * FIXME: + or / prefixes to properties hide it from renderer.
 505                  * FIXME: '*props' - not supported by this.. ?? - upto rendering code..
 506                  * FIXME: needs to understand what properties might be translatable (eg. double quotes)
 507                  *
 508                  * @arg {object} obj the object or array to munge..
 509                  * @arg {boolean} isListener - is the array being sent a listener..
 510                  * @arg {string} pad - the padding to indent with.
 511                  */
 512
 513                 public string mungeToStringWrap(string pad, string prefix, string suffix)
 514                 {
 515                         if (this.tree == null) {
 516                                 return "";
 517                         }
 518                         var x = new NodeToJs(this.tree, this.doubleStringProps, pad, null);
 519                         x.renderer = this;
 520                         x.cur_line = prefix.split("\n").length;
 521
 522                         var ret = x.munge();
 523                         //var nret = x.ret;
 524
 525                         // output both files.. so we can diff them...
 526                         //this.writeFile("/tmp/old.js", ret);
 527                         //this.writeFile("/tmp/new.js", nret);
 528                         return prefix +  ret + suffix;
 529
 530
 531                 }
 532
 533
 534
 535         public string outputHeader()
 536         {
 537                 string[] s = {
 538                         "//<script type=\"text/javascript\">",
 539                         "",
 540                         "// Auto generated file - created by app.Builder.js- do not edit directly (at present!)",
 541                         ""
 542
 543                 };
 544                 var ret=  string.joinv("\n",s);
 545                 var bits = this.name.split(".");
 546                 if (bits.length > 1) {
 547                         ret += "\nRoo.namespace(\'" +
 548                                 this.name.substring(0, this.name.length - (bits[bits.length-1].length + 1)) +
 549                                 "');\n";
 550
 551                 }
 552                 /// genericlly used..
 553
 554                 return ret;
 555
 556
 557         }
 558         // a standard dialog module.
 559         // fixme - this could be alot neater..
 560         public string toSourceDialog(bool isPreview)
 561         {
 562
 563             //var items = JSON.parse(JSON.stringify(this.items[0]));
 564
 565
 566
 567
 568             string[] adda = { " = {",
 569                 "",
 570                 this.transStringsToJs() ,
 571                 "",
 572                 " dialog : false,",
 573                 " callback:  false,",
 574                 "",
 575                 " show : function(data, cb)",
 576                 " {",
 577                 "  if (!this.dialog) {",
 578                 "   this.create();",
 579                 "  }",
 580                 "",
 581                 "  this.callback = cb;",
 582                 "  this.data = data;",
 583                 "  this.dialog.show.apply(this.dialog,  Array.prototype.slice.call(arguments).slice(2));",
 584                 "  if (this.form) {",
 585                 "   this.form.reset();",
 586                 "   this.form.setValues(data);",
 587                 "   this.form.fireEvent('actioncomplete', this.form,  { type: 'setdata', data: data });",
 588                 "  }",
 589                 "",
 590                 " },",
 591                 "",
 592                 " create : function()",
 593                 " {",
 594                 "   var _this = this;",
 595                 "   this.dialog = Roo.factory("
 596             };
 597             string[] addb = {
 598                    ");",
 599                 " }",
 600                 "};",
 601                 ""
 602             };
 603
 604             return this.mungeToStringWrap("    ",
 605                         this.outputHeader() + "\n" + this.name + string.joinv("\n", adda), //header
 606                         string.joinv("\n", addb) // footer
 607                 );
 608
 609
 610
 611
 612         }
 613         /**
 614          Bootstrap modal dialog
 615
 616         */
 617
 618
 619         public string toSourceModal(bool isPreview)
 620         {
 621
 622
 623             //var items = JSON.parse(JSON.stringify(this.items[0]));
 624                      /*
 625
 626             old caller:
 627
 628             xxxxxx.show({});
 629
 630             a = new xxxxxx();
 631             a.show();
 632
 633             XXXX = function() {};
 634             Roo.apply(XXXX.prototype, { .... });
 635             Roo.apply(XXXX, XXX.prototype);
 636
 637             */
 638
 639             string[] adda = { "{",
 640                 "",
 641                 this.transStringsToJs() ,
 642                 "",
 643                 " dialog : false,",
 644                 " callback:  false,",
 645                 "",
 646                 " show : function(data, cb)",
 647                 " {",
 648                 "  if (!this.dialog) {",
 649                 "   this.create();",
 650                 "  }",
 651                 "",
 652                 "  this.callback = cb;",
 653                 "  this.data = data;",
 654                 "  this.dialog.show.apply(this.dialog,  Array.prototype.slice.call(arguments).slice(2));",
 655                 "  if (this.form) {",
 656                 "   this.form.reset();",
 657                 "   this.form.setValues(data);",
 658                 "   this.form.fireEvent('actioncomplete', this.form,  { type: 'setdata', data: data });",
 659                 "  }",
 660                 "",
 661                 " },",
 662                 "",
 663                 " create : function()",
 664                 " {",
 665                 "  var _this = this;",
 666                 "  this.dialog = Roo.factory("
 667             };
 668             string[] addb =  {
 669                 "  );",
 670                 " }",
 671                 "}"
 672             };
 673                         return this.mungeToStringWrap("    ",
 674                                 this.outputHeader() + "\n" +
 675                         this.name + "= function() {}\n" +
 676                         "Roo.apply("+this.name + ".prototype, " + string.joinv("\n", adda), // header
 677                         // body goes here from the function..
 678                         string.joinv("\n", addb) + ");\n" + // footer
 679                         "Roo.apply("+this.name +", " + this.name + ".prototype);\n"
 680                 );
 681
 682
 683
 684         }
 685
 686
 687
 688
 689
 690         public string   pathToPart()
 691         {
 692             var dir = Path.get_basename(Path.get_dirname(this.path));
 693             var ar = dir.split(".");
 694             var modname = ar[ar.length-1];
 695
 696             // now we have the 'module name'..
 697             var fbits = Path.get_basename(this.path).split(".");
 698
 699
 700             var npart = fbits[fbits.length - 2]; // this should be 'AdminProjectManager' for example...
 701             if (modname.length < npart.length && npart.substring(0, modname.length) == modname) {
 702                 npart = npart.substring(modname.length);
 703             }
 704             return "[" + this.tree.quoteString(modname) + ", " + this.tree.quoteString(npart) + " ]";
 705             //return ret;
 706
 707
 708
 709
 710         }
 711
 712         // a layout compoent
 713         public string toSourceLayout(bool isPreview)
 714         {
 715
 716
 717                 if (isPreview) {
 718                         //       topItem.region = 'center';
 719                         //    topItem.background = false;
 720                 }
 721
 722                 var  modkey = this.modOrder + "-" +   this.name;
 723                 try {
 724                         var reg = new Regex("[^A-Za-z.]+");
 725
 726                          modkey = this.modOrder + "-" + reg.replace(this.name, this.name.length, 0 , "-");
 727             } catch (RegexError e) {
 728                         //noop..
 729             }
 730                 string  parent =   (this.parent.length > 0 ?  "'" + this.parent + "'" :  "false");
 731
 732
 733
 734                 if (isPreview) {
 735                         // set to false to ensure this is the top level..
 736                         parent = "false";
 737                                 var topnode = this.tree.fqn();
 738                                 print("topnode = %s\n", topnode);
 739                         if (GLib.Regex.match_simple("^Roo\\.bootstrap\\.",topnode) &&
 740                             topnode != "Roo.bootstrap.Body"
 741                         ) {
 742                                 parent = "\"#bootstrap-body\"";
 743                         }
 744
 745                 }
 746
 747
 748
 749             var pref = this.outputHeader() + "\n" +
 750
 751                         this.name  +  " = new Roo.XComponent({\n" +
 752                         "\n" +
 753                         this.transStringsToJs()  +    "\n" +
 754                 "\n" +
 755                         "  part     :  "+ this.pathToPart() + ",\n" +
 756                                 /// critical used by builder to associate modules/parts/persm
 757                         "  order    : '" +modkey+"',\n" +
 758                         "  region   : '" + this.region   +"',\n" +
 759                         "  parent   : "+ parent + ",\n" +
 760                         "  name     : " + this.tree.quoteString(this.title.length > 0 ? this.title : "unnamed module") + ",\n" +
 761                         "  disabled : " + (this.disabled ? "true" : "false") +", \n" +
 762                         "  permname : '" + (this.permname.length > 0 ? this.permname : "") +"', \n" +
 763
 764                        // "    tree : function() { return this._tree(); },\n" +   //BC
 765                         "  _tree : function(_data)\n" +
 766                         "  {\n" +
 767                         "   var _this = this;\n" + // bc
 768                         "   var MODULE = this;\n" + /// this looks like a better name.
 769                         "   return ";
 770
 771                     return this.mungeToStringWrap("   ", pref,  ";" +
 772                         "  }\n" +
 773                         "});\n"
 774                 );
 775
 776
 777         }
 778
 779         public new string? guessName (Node? ar) // turns the object into full name.
 780         {
 781              // eg. xns: Roo, xtype: XXX -> Roo.xxx
 782             if (ar == null) {
 783                 return null;
 784             }
 785
 786             string[] ret = {} ;
 787             ret += (ar.get("|xns").length < 1 ? "Roo": ar.get("|xns"));
 788
 789
 790             if ( ar.get("xtype").length < 1) {
 791                 return null;
 792             }
 793
 794             var xtype = ar.get("xtype");
 795
 796             if (xtype[0] == '*') { // prefixes????
 797                 xtype  = xtype.substring(1);
 798             }
 799             if (! Regex.match_simple("^Roo", xtype)) {
 800
 801                 // already starts with roo...
 802                 ret = {};
 803             }
 804             ret += xtype;
 805             var str =  string.joinv(".", ret);
 806
 807             return str;
 808            //
 809             //Palete.Palete.factory("Roo").guessName(str);
 810
 811
 812
 813         }
 814
 815         string getHelpUrl(string cls)
 816         {
 817             return "http://www.roojs.com/roojs1/docs/symbols/" + cls + ".html";
 818         }
 819                  public override string toGlade()
 820                 {
 821                         return "Roo files do not convert to glade";
 822                 }
 823
 824     }
 825 }