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

   1
   2 // test..
   3 // valac gitlive/app.Builder.js/JsRender/Lang.vala gitlive/app.Builder.js/JsRender/Node.vala --pkg gee-1.0 --pkg=json-glib-1.0 -o /tmp/Lang ;/tmp/Lang
   4
   5
   6 /*
   7  *
   8  * props:
   9  *
  10  * key value view of properties.
  11  *
  12  * Old standard..
  13  * XXXXX : YYYYY  -- standard - should be rendered as XXXX : "YYYY" usually.
  14  * |XXXXX : YYYYY  -- standard - should be rendered as XXXX : YYYY usually.
  15  * |init  -- the initialization...
  16  * *prop : a property which is actually an object definition...
  17  * *args : contructor args
  18  * .ctor : Full contruct line...
  19  *
  20  * Newer code
  21  * ".Gee.ArrayList<Xcls_fileitem>:fileitems" ==> # type  name
  22  * ".signal:void:open": "(JsRender.JsRender file)" ==> @ type name
  23  *  "|void:clearFiles": "() .... some code...."  | type name
  24  *
  25  *
  26  *
  27  *
  28  *
  29  * Standardize this crap...
  30  *
  31  * standard properties (use to set)
  32  *          If they are long values show the dialog..
  33  *
  34  * bool is_xxx  :: can show a pulldown.. (true/false)
  35  * string html
  36  * $ string html  = string with value interpolated eg. baseURL + ".."
  37  *  Clutter.ActorAlign x_align  (typed)  -- shows pulldowns if type is ENUM?
  38  * $ untypedvalue = javascript untyped value...
  39  *
  40  * object properties (not part of the GOjbect being wrapped?
  41  * # Gee.ArrayList<Xcls_fileitem> fileitems
  42  *
  43  * signals
  44  * @ void open
  45  *
  46  * methods -- always text editor..
  47  * | void clearFiles
  48  * | someJSmethod
  49  *
  50  * specials
  51  * * prop -- string
  52  * * args  -- string
  53  * * ctor -- string
  54  * * init -- big string?
  55  *
  56  * event handlers (listeners)
  57  *   just shown
  58  *
  59  * -----------------
  60  * special ID values
  61  *  +XXXX -- indicates it's a instance property / not glob...
  62  *  *XXXX -- skip writing glob property (used as classes that can be created...)
  63  *  _XXXX -- (string) a translatable string.
  64  *
  65  *
  66  *  FORMATING?
  67 .method {
  68          color : green;
  69          font-weight: bold;
  70 }
  71 .prop {
  72         color : #333;
  73 }
  74 .prop-code {
  75     font-style: italic;
  76  }
  77 .listener {
  78     color: #600;
  79     font-weight: bold;
  80 }
  81 .special {
  82   color : #00c;    font-weight: bold;
  83
  84
  85 */
  86
  87
  88
  89
  90
  91
  92 public class JsRender.Node : GLib.Object {
  93
  94
  95         public static int uid_count = 0;
  96
  97         public int oid { get; private set; }
  98         public Node parent;
  99         private Gee.ArrayList<Node> items; // child items..
 100         public GLib.ListStore  childstore; // must be kept in sync with items
 101         public GLib.ListStore?  propstore; // must be kept in sync with items
 102         public string  xvala_cls; // set by node to vala
 103         public string xvala_xcls; // 'Xcls_' + id; // set by nodetoVala
 104         public string xvala_id; // item id or "" // set by nodetovala
 105
 106         // line markers..
 107         public int line_start;
 108         public int line_end;
 109         public Gee.ArrayList<int> lines;
 110         public Gee.HashMap<int,string> line_map; // store of l:xxx or p:....  // fixme - not needed as we can store line numbers in props now.
 111         public Gee.ArrayList<int> node_lines;
 112         public Gee.HashMap<int,Node> node_lines_map; // store of l:xxx or p:....
 113
 114
 115         public string node_pad = "";
 116
 117         private int _updated_count = 0;
 118         public int updated_count {
 119                 get {
 120                         return this._updated_count;
 121                 }
 122                 set  {
 123                         this.nodeTitleProp = ""; // ?? should trigger set?
 124                         this.iconFilename = "";
 125                         this._updated_count = value;
 126                         if (this.parent != null) {
 127                                 this.parent.updated_count++;
 128                         }
 129                 }
 130
 131         } // changes to this trigger updates on the tree..
 132
 133         public Node()
 134         {
 135                 this.items = new Gee.ArrayList<Node>();
 136                 //this._props = new Gee.HashMap<string,NodeProp>();
 137                 //this._listeners = new Gee.HashMap<string,NodeProp>(); // Nodeprop can include line numbers..
 138                 this.propstore = new GLib.ListStore(typeof(NodeProp)); // Nodeprop can include line numbers..
 139                 this.xvala_cls = "";
 140                 this.xvala_xcls = "";
 141                 this.xvala_id = "";
 142                 this.parent = null;
 143                 this.line_start = -1;
 144                 this.line_end = -1;
 145                 this.lines = new Gee.ArrayList<int>();
 146                 this.line_map = new Gee.HashMap<int,string>();
 147                 this.node_lines = new Gee.ArrayList<int>();
 148                 this.node_lines_map = new Gee.HashMap<int,Node>();
 149                 this.childstore = new GLib.ListStore( typeof(Node));
 150                 this.oid = uid_count++;
 151
 152         }
 153
 154         public bool has_parent(Node n)
 155         {
 156                 if (this.parent == null) {
 157                         return false;
 158                 }
 159                 if (this.parent.oid == n.oid) {
 160                         return true;
 161                 }
 162
 163
 164                 return this.parent.has_parent(n);
 165         }
 166
 167
 168         public  Gee.ArrayList<Node> readItems()
 169         {
 170                 return this.items; // note should not modify add/remove from this directly..
 171
 172         }
 173         public void setNodeLine(int line, Node node) {
 174                 //print("Add node @ %d\n", line);
 175                 if (this.node_lines_map.has_key(line)) {
 176                         return;
 177                 }
 178                 this.node_lines.add(line);
 179                 this.node_lines_map.set(line, node);
 180
 181         }
 182
 183         public void setLine(int line, string type, string prop)
 184         {
 185                 //GLib.debug("set prop %s (%s) to line %d", prop, type, line);
 186                 if (this.line_map.has_key(line)) {
 187                         if  (this.line_map.get(line) != "e:"  ) {
 188                                 return;
 189                         }
 190                 } else {
 191                         this.lines.add(line);
 192                 }
 193                 this.line_map.set(line, type + ":" + prop);
 194                 if (type == "e" || type == "p" ) {
 195
 196                         if (prop == "" || !this.props.has_key(prop)) {
 197                                 ///GLib.debug("cant find prop '%s'", prop);
 198                                 return;
 199                         }
 200
 201                         var prope = this.props.get(prop);
 202                         if (prope != null && type =="p") {
 203                                 prope.start_line = line;
 204                         }
 205                         if (prope != null && type =="e") {
 206                                 prope.end_line = line;
 207                         }
 208
 209                 }
 210                 if (type == "l" || type =="x") {
 211                         if (prop == "" || !this.listeners.has_key(prop)) {
 212                                 //GLib.debug("cant find listener '%s'", prop);
 213                                 return;
 214                         }
 215
 216                         var prope = this.listeners.get(prop);
 217                         if (prope != null && type =="l") {
 218                                 prope.start_line = line;
 219                         }
 220                         if (prope != null && type =="x") {
 221                                 prope.end_line = line;
 222                         }
 223
 224
 225                 }
 226
 227
 228
 229
 230                 //GLib.debug("setLine %d, %s", line, type + ":" + prop);
 231         }
 232         public void sortLines() {
 233                 //print("sortLines\n");
 234                 this.lines.sort((a,b) => {
 235                         return (int)a-(int)b;
 236                 });
 237                 this.node_lines.sort((a,b) => {
 238                         return (int)a-(int)b;
 239                 });
 240         }
 241         public Node? lineToNode(int line)
 242         {
 243                 //print("Searching for line %d\n",line);
 244                 var l = -1;
 245                 //foreach(int el in this.node_lines) {
 246                         //print("all lines %d\n", el);
 247                 //}
 248
 249
 250                 foreach(int el in this.node_lines) {
 251                         //print("?match %d\n", el);
 252                         if (el < line) {
 253
 254                                 l = el;
 255                                 //print("LESS\n");
 256                                 continue;
 257                         }
 258                         if (el == line) {
 259                                 //print("SAME\n");
 260                                 l = el;
 261                                 break;
 262                         }
 263                         if (l > -1) {
 264                                 var ret = this.node_lines_map.get(l);
 265                                 if (line > ret.line_end) {
 266                                         return null;
 267                                 }
 268                                 //print("RETURNING NODE ON LINE %d", l);
 269                                 return ret;
 270                         }
 271                         return null;
 272
 273                 }
 274                 if (l > -1) {
 275                         var ret = this.node_lines_map.get(l);
 276                         if (line > ret.line_end) {
 277                                 return null;
 278                         }
 279                         //print("RETURNING NODE ON LINE %d", l);
 280                         return ret;
 281
 282                 }
 283                 return null;
 284
 285         }
 286
 287
 288         public NodeProp? lineToProp(int line)
 289         {
 290
 291                 for(var i= 0; i < this.propstore.get_n_items();i++) {
 292                         var p = (NodeProp) this.propstore.get_item(i);
 293                         GLib.debug("prop %s lines %d -> %d", p.name, p.start_line, p.end_line);
 294                         if (p.start_line > line) {
 295                                 continue;
 296                         }
 297                         if (line > p.end_line) {
 298                                 continue;
 299                         }
 300                         return p;
 301                 }
 302                 return null;
 303         }
 304
 305
 306
 307         public bool getPropertyRange(string prop, out int start, out int end)
 308         {
 309                 end = 0;
 310                 start = -1;
 311                 foreach(int el in this.lines) {
 312                         if (start < 0) {
 313                                 if (this.line_map.get(el) == prop) {
 314                                         start = el;
 315                                         end = el;
 316                                 }
 317                                 continue;
 318                         }
 319                         end = el -1;
 320                         break;
 321                 }
 322                 return start > -1;
 323
 324
 325         }
 326
 327         public void dumpProps(string indent = "")
 328         {
 329                 print("%s:\n" , this.fqn());
 330                 foreach(int el in this.lines) {
 331                         print("%d: %s%s\n", el, indent, this.line_map.get(el));
 332                 }
 333                 foreach(Node n in this.items) {
 334                         n.dumpProps(indent + "  ");
 335                 }
 336         }
 337
 338
 339
 340         public string uid()
 341         {
 342                 if (this.props.get("id") == null) {
 343                         return "uid-%d".printf(this.oid);
 344                 }
 345                 return this.props.get("id").val;
 346         }
 347
 348
 349         public bool hasChildren()
 350         {
 351                 return this.items.size > 0;
 352         }
 353         public bool hasXnsType()
 354         {
 355                 if (this.props.get("xns") != null && this.props.get("xtype") != null) {
 356                         return true;
 357
 358                 }
 359                 return false;
 360         }
 361
 362         public string FQN { // for sorting
 363                 owned get { return this.fqn(); }
 364                 private set  {}
 365         }
 366         public string NS { // for sorting
 367                 owned get { return this.props.has_key("xns") ? this.props.get("xns").val  : ""; }
 368                 private set  {}
 369         }
 370         public string fqn()
 371         {
 372                 if (!this.hasXnsType ()) {
 373                         return "";
 374                 }
 375                 return this.props.get("xns").val + "." + this.props.get("xtype").val;
 376
 377         }
 378         public void setFqn(string name)
 379         {
 380                 var ar = name.split(".");
 381                 var l = name.length - (ar[ar.length-1].length +1);
 382
 383
 384
 385                 if (this.props.has_key("xtype")) {
 386                         this.props.get("xtype").val = ar[ar.length-1];
 387                 } else {
 388                         this.add_prop(new NodeProp.prop("xtype", "",  ar[ar.length-1]));
 389                 }
 390                 if (this.props.has_key("xns")) {
 391                         this.props.get("xns").val = name.substring(0, l);
 392                 } else {
 393                         this.add_prop(new NodeProp.raw("xns", "", name.substring(0, l)));
 394                 }
 395
 396
 397                 //print("setFQN %s to %s\n", name , this.fqn());
 398
 399
 400         }
 401         // wrapper around get props that returns empty string if not found.
 402         //overrides Glib.object.get (hence new)
 403         public new string get(string key)
 404         {
 405
 406                 var v = this.props.get(key);
 407                 return v == null ? "" : v.val;
 408         }
 409
 410         public  NodeProp? get_prop(string key)
 411         {
 412
 413                 return this.props.get(key);
 414
 415         }
 416
 417
 418
 419
 420
 421         public bool has(string key)
 422         {
 423                 return this.props.has_key(key);
 424
 425
 426         }
 427
 428         public void  remove()
 429         {
 430                 if (this.parent == null) {
 431                         GLib.debug("remove - parent is null?");
 432                         return;
 433                 }
 434                 var nlist = new Gee.ArrayList<Node>();
 435                 for (var i =0;i < this.parent.items.size; i++) {
 436                         if (this.parent.items.get(i) == this) {
 437                                 continue;
 438                         }
 439                         nlist.add(this.parent.items.get(i));
 440                 }
 441                 uint pos;
 442                 if ( this.parent.childstore.find(this, out pos)) {
 443                         this.parent.childstore.remove(pos);
 444                 }
 445
 446                 this.parent.items = nlist;
 447                 this.parent = null;
 448
 449         }
 450
 451         /* creates javascript based on the rules */
 452         public Node? findProp(string n) {
 453                 for(var i=0;i< this.items.size;i++) {
 454                         var p = this.items.get(i).get("* prop");
 455                         if (p  == null) {
 456                                 continue;
 457                         }
 458                         if (p == n) {
 459                                 return this.items.get(i);
 460                         }
 461                 }
 462                 return null;
 463
 464         }
 465
 466
 467
 468
 469         static Json.Generator gen = null;
 470
 471         public string quoteString(string str)
 472         {
 473                 if (Node.gen == null) {
 474                         Node.gen = new Json.Generator();
 475                 }
 476                  var n = new Json.Node(Json.NodeType.VALUE);
 477                 n.set_string(str);
 478
 479                 Node.gen.set_root (n);
 480                 return  Node.gen.to_data (null);
 481         }
 482
 483         public void loadFromJsonString(string str, int ver)
 484         {
 485                 var pa = new Json.Parser();
 486                 try {
 487                         pa.load_from_data(str);
 488                 } catch (GLib.Error e) {
 489                         GLib.debug("Error loading string?");
 490                         return;
 491                 }
 492                 var new_node = pa.get_root();
 493                 var obj = new_node.get_object ();
 494
 495                 this.loadFromJson(obj, ver);
 496         }
 497
 498
 499
 500         public void loadFromJson(Json.Object obj, int version) {
 501
 502                 obj.foreach_member((o , key, value) => {
 503                         //print(key+"\n");
 504                         if (key == "items") {
 505                                 var ar = value.get_array();
 506                                 ar.foreach_element( (are, ix, el) => {
 507                                         var node = new Node();
 508                                         node.parent = this;
 509                                         node.loadFromJson(el.get_object(), version);
 510                                         this.items.add(node);
 511                                         this.childstore.append(node);
 512                                 });
 513                                 return;
 514                         }
 515                         if (key == "listeners") {
 516                                 var li = value.get_object();
 517                                 li.foreach_member((lio , li_key, li_value) => {
 518                                         this.add_prop(new NodeProp.listener(li_key, this.jsonNodeAsString(li_value)));
 519                                         //this.listeners.set(li_key,  new NodeProp.listener(li_key, this.jsonNodeAsString(li_value)));
 520                                 });
 521                                 return;
 522                         }
 523
 524
 525                         var rkey = key;
 526                         var sval = this.jsonNodeAsString(value);
 527
 528                         if (version == 1) {
 529                                 rkey = this.upgradeKey(key, sval);
 530                         }
 531                         var n =  new NodeProp.from_json(rkey, sval);
 532
 533                         this.add_prop(n );
 534
 535
 536                 });
 537
 538
 539
 540
 541
 542
 543         }
 544
 545         // converts the array into a string with line breaks.
 546         public string jsonNodeAsString(Json.Node node)
 547         {
 548
 549                 if (node.get_node_type() == Json.NodeType.ARRAY) {
 550                         var  buffer = new GLib.StringBuilder();
 551                         var ar = node.get_array();
 552                         for (var i = 0; i < ar.get_length(); i++) {
 553                                 if (i >0 ) {
 554                                         buffer.append_c('\n');
 555                                 }
 556                                 buffer.append(ar.get_string_element(i));
 557                         }
 558                         return buffer.str;
 559                 }
 560         // hopeflyu only type value..
 561                 var sv =  Value (typeof (string));
 562                 var v = node.get_value();
 563                 v.transform(ref sv);
 564                 return (string)sv;
 565
 566         }
 567
 568         // really old files...
 569
 570         public string upgradeKey(string key, string val)
 571         {
 572                 // convert V1 to V2
 573                 if (key.length < 1) {
 574                         return key;
 575                 }
 576                 switch(key) {
 577                         case "*prop":
 578                         case "*args":
 579                         case ".ctor":
 580                         case "|init":
 581                                 return "* " + key.substring(1);
 582
 583                         case "pack":
 584                                 return "* " + key;
 585                 }
 586                 if (key[0] == '.') { // v2 does not start with '.' ?
 587                         var bits = key.substring(1).split(":");
 588                         if (bits[0] == "signal") {
 589                                 return "@" + string.joinv(" ", bits).substring(bits[0].length);
 590                         }
 591                         return "# " + string.joinv(" ", bits);
 592                 }
 593                 if (key[0] != '|' || key[1] == ' ') { // might be a v2 file..
 594                         return key;
 595                 }
 596                 var bits = key.substring(1).split(":");
 597                 // two types '$' or '|' << for methods..
 598                 // javascript
 599                 if  (Regex.match_simple ("^function\\s*(", val.strip())) {
 600                         return "| " + key.substring(1);
 601                 }
 602                 // vala function..
 603
 604                 if  (Regex.match_simple ("^\\(", val.strip())) {
 605
 606                         return "| " + string.joinv(" ", bits);
 607                 }
 608
 609                 // guessing it's a property..
 610                 return "$ " + string.joinv(" ", bits);
 611
 612
 613
 614         }
 615
 616
 617
 618
 619
 620
 621         public Node  deepClone()
 622         {
 623                 var n = new Node();
 624                 n.loadFromJson(this.toJsonObject(), 2);
 625                 return n;
 626
 627         }
 628         public string toJsonString()
 629         {
 630                 if (Node.gen == null) {
 631                         Node.gen = new Json.Generator();
 632                         gen.pretty =  true;
 633                         gen.indent = 1;
 634                 }
 635                 var n = new Json.Node(Json.NodeType.OBJECT);
 636                 n.set_object(this.toJsonObject () );
 637                 Node.gen.set_root (n);
 638                 return  Node.gen.to_data (null);
 639         }
 640
 641         public void jsonObjectAddStringValue(Json.Object obj, string key, string v)
 642         {
 643                 if (v.index_of_char('\n',0) < 0) {
 644                         obj.set_string_member(key,v);
 645                         return;
 646                 }
 647                 var aro = new Json.Array();
 648                 var ar = v.split("\n");
 649                 for(var i =0;i < ar.length;i++) {
 650                         aro.add_string_element(ar[i]);
 651                 }
 652                 obj.set_array_member(key,aro);
 653         }
 654
 655         public Json.Object toJsonObject()
 656         {
 657                 var ret = new Json.Object();
 658
 659                 // listeners...
 660                 if (this.listeners.size > 0) {
 661                         var li = new Json.Object();
 662                         ret.set_object_member("listeners", li);
 663                         var liter = this.listeners.map_iterator();
 664                         while (liter.next()) {
 665                                 this.jsonObjectAddStringValue(li, liter.get_value().to_json_key(), liter.get_value().val);
 666                         }
 667                 }
 668                 //props
 669                 if (this.props.size > 0 ) {
 670                         var iter = this.props.map_iterator();
 671                         while (iter.next()) {
 672                                 this.jsonObjectsetMember(ret, iter.get_value().to_json_key(), iter.get_value().val);
 673                         }
 674                 }
 675                 if (this.items.size > 0) {
 676                         var ar = new Json.Array();
 677                         ret.set_array_member("items", ar);
 678
 679                         // children..
 680                         for(var i =0;i < this.items.size;i++) {
 681                                 ar.add_object_element(this.items.get(i).toJsonObject());
 682                         }
 683                 }
 684                 return ret;
 685
 686
 687         }
 688
 689         public void jsonObjectsetMember(Json.Object o, string key, string val) {
 690                 if (Lang.isBoolean(val)) {
 691                         o.set_boolean_member(key, val.down() == "false" ? false : true);
 692                         return;
 693                 }
 694
 695
 696                 if (Lang.isNumber(val)) {
 697                         if (val.contains(".")) {
 698                                 //print( "ADD " + key + "=" + val + " as a double?\n");
 699                                 o.set_double_member(key, double.parse (val));
 700                                 return;
 701
 702                         }
 703                         //print( "ADD " + key + "=" + val + " as a int?\n")  ;
 704                         o.set_int_member(key,long.parse(val));
 705                         return;
 706                 }
 707                 ///print( "ADD " + key + "=" + val + " as a string?\n");
 708                 this.jsonObjectAddStringValue(o,key,val);
 709                 //o.set_string_member(key,val);
 710
 711         }
 712
 713
 714         public string nodeTipProp {
 715                 set {
 716                         // NOOp ??? should
 717                 }
 718                 owned get {
 719                          return  this.nodeTip();
 720                 }
 721         }
 722         // fixme this needs to better handle 'user defined types etc..
 723         public string nodeTip()
 724         {
 725                 var ret = this.nodeTitle(true);
 726                 var spec = "";
 727                 var funcs = "";
 728                 var props = "";
 729                 var listen = "";
 730
 731                 var uprops = "";
 732                 // sort?
 733
 734                 var keys = new  Gee.ArrayList<string>();
 735                 foreach(var k in this.props.keys) {
 736                         keys.add(k);
 737                 }
 738                 keys.sort((a,b) => {
 739                          return Posix.strcmp(a, b);
 740
 741                 });
 742
 743
 744                 foreach(var pk in keys) {
 745
 746                         var prop = this.props.get(pk);
 747                         var i = prop.name.strip();
 748
 749                         var val = prop.val;
 750                         val = val == null ? "" : val;
 751
 752                         switch(prop.ptype) {
 753                                 case PROP:
 754                                 case RAW: // should they be the same?
 755
 756                                         props += "\n\t" + GLib.Markup.escape_text(prop.rtype) +
 757                                                 " <b>" + GLib.Markup.escape_text(i) +"</b> : " +
 758                                                 GLib.Markup.escape_text(val.split("\n")[0]);
 759
 760                                         break;
 761
 762
 763
 764                                 case METHOD :
 765                                         funcs += "\n\t" + GLib.Markup.escape_text(prop.rtype) +
 766                                                 " <b>" + GLib.Markup.escape_text(i) +"</b> : "  +
 767                                                 GLib.Markup.escape_text(val.split("\n")[0]);
 768                                         break;
 769
 770
 771                                 case USER : // user defined.
 772                                         uprops += "\n\t<b>" +
 773                                                 GLib.Markup.escape_text(i) +"</b> : " +
 774                                                 GLib.Markup.escape_text(val.split("\n")[0]);
 775                                         break;
 776
 777                                 case SPECIAL : // * prop| args | ctor | init
 778                                         spec += "\n\t<b>" +
 779                                                 GLib.Markup.escape_text(i) +"</b> : " +
 780                                                 GLib.Markup.escape_text(val.split("\n")[0]);
 781                                         break;
 782
 783                                 case LISTENER : return  "";  // always raw...
 784                                 // not used
 785                                 default:
 786                                         break;;
 787
 788                         }
 789
 790
 791                 }
 792
 793                 keys = new  Gee.ArrayList<string>();
 794                 foreach(var k in this.listeners.keys) {
 795                         keys.add(k);
 796                 }
 797                 keys.sort((a,b) => {
 798                          return Posix.strcmp(a, b);
 799
 800                 });
 801
 802                 foreach(var pk in keys) {
 803
 804                         var prop = this.listeners.get(pk);
 805                         var i =  prop.name.strip();
 806
 807                         var val = prop.val.strip();
 808                         if (val == null || val.length < 1) {
 809                                 continue;
 810                         }
 811                          listen += "\n\t<b>" +
 812                                         GLib.Markup.escape_text(i) +"</b> : " +
 813                                         GLib.Markup.escape_text(val.split("\n")[0]);
 814
 815                 }
 816
 817
 818                 if (props.length > 0) {
 819                         ret+="\n\nProperties:" + props;
 820                 }
 821                 if (uprops.length > 0) {
 822                         ret+="\n\nUser defined Properties:" + uprops;
 823                 }
 824
 825
 826                 if (funcs.length > 0) {
 827                         ret+="\n\nMethods:" + funcs;
 828                 }
 829                 if (listen.length > 0) {
 830                         ret+="\n\nListeners:" + listen;
 831                 }
 832                 if (spec.length > 0) {
 833                         ret+="\n\nSpecial:" + spec;
 834                 }
 835
 836                 return ret;
 837
 838         }
 839
 840         public string nodeTitleProp {
 841                 set {
 842                         // NOOp ??? should
 843                 }
 844                 owned get {
 845                          return  this.nodeTitle();
 846                 }
 847         }
 848
 849
 850
 851
 852
 853
 854         public string nodeTitle(bool for_tip = false)
 855         {
 856                 string[] txt = {};
 857
 858                 //var sr = (typeof(c['+buildershow']) != 'undefined') &&  !c['+buildershow'] ? true : false;
 859                 //if (sr) txt.push('<s>');
 860
 861                 if (this.has("* prop"))   { txt += (GLib.Markup.escape_text(this.get("* prop")) + ":"); }
 862
 863                 //if (renderfull && c['|xns']) {
 864                 var fqn = this.fqn();
 865                 var fqn_ar = fqn.split(".");
 866                 txt += for_tip || fqn.length < 1 ? fqn : fqn_ar[fqn_ar.length -1];
 867
 868                 if (fqn == "Roo.bootstrap.Element" && this.has("tag")) {
 869                    txt = {};
 870                    txt += GLib.Markup.escape_text(this.get("tag").up());
 871                 }
 872
 873                 //if (c.xtype)    { txt.push(c.xtype); }
 874
 875                 if (this.has("id"))      { txt += ("<b>[id=" + GLib.Markup.escape_text(this.get("id")) + "]</b>"); }
 876                 if (this.has("fieldLabel")){ txt += ("[" + GLib.Markup.escape_text(this.get("fieldLabel")) + "]"); }
 877                 if (this.has("boxLabel"))  { txt += ("[" + GLib.Markup.escape_text(this.get("boxLabel"))+ "]"); }
 878
 879
 880                 if (this.has("layout")) { txt += ("<i>" + GLib.Markup.escape_text(this.get("layout")) + "</i>"); }
 881                 if (this.has("title"))   { txt += ("<b>" + GLib.Markup.escape_text(this.get("title")) + "</b>"); }
 882                 if (this.has("html") && this.get("html").length > 0)     {
 883                         var ht = this.get("html").split("\n");
 884                         if (ht.length > 1) {
 885                                 txt += ("<b>" + GLib.Markup.escape_text(ht[0]) + "...</b>");
 886                         } else {
 887                                 txt += ("<b>" + GLib.Markup.escape_text(this.get("html")) + "</b>");
 888                         }
 889                 }
 890                 if (this.has("label"))   { txt += ("<b>" + GLib.Markup.escape_text(this.get("label"))+ "</b>"); }
 891                 if (this.has("header"))   { txt += ("<b>" + GLib.Markup.escape_text(this.get("header")) + "</b>"); }
 892                 if (this.has("legend"))  { txt += ("<b>" + GLib.Markup.escape_text(this.get("legend")) + "</b>"); }
 893                 if (this.has("text"))     { txt += ("<b>" + GLib.Markup.escape_text(this.get("text")) + "</b>"); }
 894                 if (this.has("name"))     { txt += ("<b>" + GLib.Markup.escape_text(this.get("name"))+ "</b>"); }
 895                 if (this.has("region")) { txt += ("<i>(" + GLib.Markup.escape_text(this.get("region")) + ")</i>"); }
 896                 if (this.has("dataIndex")){ txt += ("[" + GLib.Markup.escape_text(this.get("dataIndex")) + "]"); }
 897                 // class is quite important on bootstrap..
 898                 if (this.has("cls")){ txt += ("<b>[cls=" + GLib.Markup.escape_text(this.get("cls")) + "]</b>"); }
 899
 900                 // other 'specials?'
 901                 if (fqn == "Roo.bootstrap.Link") {
 902                         txt += ("<b>href=" + (this.has("name") ?  GLib.Markup.escape_text(this.get("name")) : "?" ) + "</b>");
 903                         if (this.has("fa")){ txt += ("<b>[fa=" + GLib.Markup.escape_text(this.get("fa")) + "]</b>"); }
 904                 }
 905
 906
 907
 908                 // for flat classes...
 909                 //if (typeof(c["*class"]"))!= "undefined")  { txt += ("<b>" +  c["*class"]+  "</b>"); }
 910                 //if (typeof(c["*extends"]"))!= "undefined")  { txt += (": <i>" +  c["*extends"]+  "</i>"); }
 911
 912
 913                 //if (sr) txt.push('</s>');
 914                 return (txt.length == 0) ? "Element" : string.joinv(" ", txt);
 915         }
 916         // used by trees to display icons?
 917         // needs more thought?!?
 918         public string iconFilename {
 919                 set {
 920                         // NOOp ??? should
 921                 }
 922                 owned get {
 923                         var clsname = this.fqn();
 924
 925                         var clsb = clsname.split(".");
 926                     var sub = clsb.length > 1 ? clsb[1].down()  : "";
 927                         var fn = "/usr/share/glade/pixmaps/hicolor/16x16/actions/widget-gtk-" + sub + ".png";
 928                         //if (FileUtils.test (fn, FileTest.IS_REGULAR)) {
 929                                 return fn;
 930                         //}
 931                         //return "/dev/null"; //???
 932                 }
 933         }
 934
 935
 936
 937         public void insertAfter(Node child, Node after)
 938         {
 939                 this.insertChild(this.items.index_of(after) + 1, child);
 940         }
 941         public void insertBefore(Node child, Node before)
 942         {
 943                 this.insertChild(this.items.index_of(before), child);
 944         }
 945
 946         public void insertChild(int pos, Node child)
 947         {
 948                 this.items.insert(pos, child);
 949                 this.childstore.insert(pos, child);
 950                 child.parent = this;
 951         }
 952         public void appendChild(Node child)
 953         {
 954                 this.items.add( child);
 955                 this.childstore.append(child);
 956                 child.parent = this;
 957         }
 958
 959
 960         /**
 961
 962         properties
 963                 previous we had listeners / and props
 964
 965                 we really need to store this as flat array - keep it simple!?
 966
 967                 getValue(key)
 968                 update(key, value)
 969
 970
 971
 972         */
 973
 974
 975
 976
 977         public void loadProps(GLib.ListStore model)
 978         {
 979
 980                 // fixme sorting?? - no need to loop twice .. just use sorting.!
 981                 var oldstore = this.propstore;
 982                 this.propstore = model;
 983                 for(var i =  0; i < oldstore.n_items; i++ ) {
 984                         var it = (NodeProp) oldstore.get_item(i);
 985                     model.append(it);
 986
 987                 }
 988                 this.sortProps();
 989
 990    }
 991    // used to replace propstore, so it does not get wiped by editing a node
 992    public void dupeProps()
 993    {
 994                 GLib.debug("dupeProps START");
 995                 var oldstore = this.propstore;
 996                 this.propstore = new GLib.ListStore(typeof(NodeProp));;
 997                 for(var i =  0; i < oldstore.n_items; i++ ) {
 998                         var it = (NodeProp) oldstore.get_item(i);
 999                         this.propstore.append(it);
1000                 }
1001                 GLib.debug("dupeProps END");
1002         }
1003
1004
1005    public void remove_prop(NodeProp prop)
1006         {
1007                 uint pos;
1008                 if (!this.propstore.find(prop, out pos)) {
1009                         return;
1010                 }
1011                 this.propstore.remove(pos);
1012                 this.updated_count++;
1013
1014         }
1015
1016         public bool has_prop_key(NodeProp prop)
1017         {
1018                 for(var i =  0; i < this.propstore.n_items; i++ ) {
1019                         var it = (NodeProp) this.propstore.get_item(i);
1020                         if (it.ptype == prop.ptype && it.to_index_key() == prop.to_index_key()) {
1021                                 return true;
1022                         }
1023
1024                 }
1025                 return false;
1026
1027         }
1028
1029
1030
1031
1032         public void add_prop(NodeProp prop)
1033         {
1034                 if (this.has_prop_key(prop) && !prop.to_index_key().has_suffix("[]")) {
1035                         GLib.warning("duplicate key' %s'- can not add - call has_prop_key first", prop.to_index_key());
1036                         return;
1037                 }
1038                 prop.parent = this;
1039                 this.propstore.append(prop);
1040                 this.sortProps();
1041
1042                 this.updated_count++;
1043
1044
1045         }
1046
1047         int props_updated_count = -1;
1048         Gee.HashMap<string,NodeProp> props_cache;
1049
1050         public Gee.HashMap<string,NodeProp> props {
1051                 owned get {
1052                         if (this.updated_count == this.props_updated_count) {
1053                                 return this.props_cache;
1054                         }
1055                          this.props_cache = new Gee.HashMap<string,NodeProp>(); // the properties..
1056
1057                         for(var i =  0; i < this.propstore.n_items; i++ ) {
1058                                 var it = (NodeProp) this.propstore.get_item(i);
1059                                 if (it.ptype != NodePropType.LISTENER) {
1060                                 //      GLib.debug("props add key %s", it.to_index_key());
1061                                         this.props_cache.set( it.to_index_key() , it);
1062                                 }
1063                         }
1064                         this.props_updated_count = this.updated_count;
1065                         return this.props_cache;
1066                 }
1067                 private set {
1068                         GLib.error("do not set listerners direclty");
1069                 }
1070         }
1071
1072         int listeners_updated_count = -1;
1073         Gee.HashMap<string,NodeProp> listeners_cache;
1074
1075         //private Gee.HashMap<string,NodeProp> _listeners; // the listeners..
1076         public Gee.HashMap<string,NodeProp> listeners {
1077                 owned get {
1078                         if (this.updated_count == this.listeners_updated_count) {
1079                                 return this.listeners_cache;
1080                         }
1081
1082                         this.listeners_cache = new Gee.HashMap<string,NodeProp>(); // the properties..
1083
1084                         for(var i =  0; i < this.propstore.n_items; i++ ) {
1085                                 var it = (NodeProp) this.propstore.get_item(i);
1086                                 if (it.ptype == NodePropType.LISTENER) {
1087                                         this.listeners_cache.set( it.to_index_key() , it);
1088                                 }
1089                         }
1090                         this.listeners_updated_count = this.updated_count;
1091                         return this.listeners_cache;;
1092                 }
1093                 private set {
1094                         GLib.error("do not set listerners direclty");
1095                 }
1096         }
1097         private void sortProps ()
1098         {
1099
1100                 this.propstore.sort( (a, b) => {
1101
1102                         return Posix.strcmp( ((NodeProp)a).to_sort_key(),  ((NodeProp)b).to_sort_key());
1103
1104                 });
1105
1106
1107         }
1108 }