git.roojs.org Git - app.Builder.js/blob - Builder/RightGtkView.js

   1 //<script type="text/javascript">
   2 Gio = imports.gi.Gio;
   3 Gtk = imports.gi.Gtk;
   4 Gdk = imports.gi.Gdk;
   5 GObject = imports.gi.GObject;
   6  GLib= imports.gi.GLib;
   7
   8 /**
   9 * we use a hidden window to render the created dialog...
  10 * then use snapshot to render it to an image...
  11 *
  12 */
  13
  14
  15 XObject = imports.XObject.XObject;
  16 File = imports.File.File;
  17 console = imports.console;
  18
  19 LeftTree = imports.Builder.LeftTree.LeftTree ;
  20 LeftPanel = imports.Builder.LeftPanel.LeftPanel;
  21  //console.dump(imports.Builder.LeftTree);
  22  //Seed.quit();
  23
  24 RightGtkView = new XObject({
  25         xtype : Gtk.VBox,
  26         lastSrc : '',
  27         pack : [ 'append_page', new Gtk.Label({ label : "Gtk View" })  ],
  28         items : [
  29
  30             {
  31                 xtype: Gtk.HBox,
  32                 pack : [ 'pack_start', false, true, 0 ],
  33                 items : [
  34                     {
  35
  36
  37                         xtype: Gtk.Button,
  38                         label : 'Show in New Window',
  39                         pack : [ 'pack_start', false, false, 0 ],
  40                         listeners : {
  41                             // pressed...
  42                             'button-press-event' : function(w, ev ){
  43                                 /// dump..
  44                                 RightGtkView.showInWindow();
  45                                 return true;
  46                                 // show the MidPropTree..
  47                             }
  48
  49                         }
  50                     }
  51                 ]
  52             },
  53             {
  54
  55
  56                 renderedData : false,
  57                 xtype: Gtk.ScrolledWindow,
  58                 id: 'view-sw',
  59                 smooth_scroll : true,
  60                 shadow_type : Gtk.ShadowType.IN ,
  61                 init : function() {
  62                     XObject.prototype.init.call(this);
  63
  64                     this.el.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC);
  65                 },
  66
  67                 items : [
  68                     {
  69
  70                         id : 'view-vbox',
  71                         xtype : Gtk.Viewport,
  72                         init : function () {
  73                             XObject.prototype.init.call(this);
  74                             this.el.set_hadjustment(this.parent.el.get_hadjustment());
  75                             this.el.set_vadjustment(this.parent.el.get_vadjustment());
  76
  77                         },
  78                         packing : ['add' ],
  79                         items: [
  80                             {
  81                                 id : 'view',
  82                                 xtype : function() {
  83                                     return new Gtk.Image.from_stock (Gtk.STOCK_HOME, 100)
  84
  85                                 },
  86                                 packing : ['add' ],
  87                                 ready : false,
  88                                 init : function() {
  89                                     XObject.prototype.init.call(this);
  90                                     // fixme!
  91
  92                                     Gtk.drag_dest_set
  93                                     (
  94                                             this.el,              /* widget that will accept a drop */
  95                                             Gtk.DestDefaults.MOTION  | Gtk.DestDefaults.HIGHLIGHT,
  96                                             null,            /* lists of target to support */
  97                                             0,              /* size of list */
  98                                             Gdk.DragAction.COPY         /* what to do with data after dropped */
  99                                     );
 100
 101                                    // print("RB: TARGETS : " + LeftTree.atoms["STRING"]);
 102                                     Gtk.drag_dest_set_target_list(this.el, LeftTree.targetList);
 103                                     //Gtk.drag_dest_add_text_targets(this.el);
 104                                 },
 105                                 listeners : {
 106
 107
 108
 109                                     "drag-leave" : function () {
 110                                         Seed.print("TARGET: drag-leave");
 111                                         // stop monitoring of mouse montion in rendering..
 112                                         return true;
 113                                     },
 114                                     'drag-motion' : function (w, ctx,  x,   y,   time, ud)
 115                                     {
 116
 117
 118                                        // console.log('DRAG MOTION');
 119                                         // status:
 120                                         // if lastCurrentNode == this.currentNode.. -- don't change anything..
 121
 122
 123                                         // A) find out from drag all the places that node could be dropped.
 124                                         var src = Gtk.drag_get_source_widget(ctx);
 125                                         if (!src.dropList) {
 126                                             Gdk.drag_status(ctx, 0, time);
 127                                             return true;
 128                                         }
 129                                         // b) get what we are over.. (from activeNode)
 130                                         // tree is empty.. - list should be correct..
 131                                         if (!LeftTree.get('model').currentTree) {
 132                                             Gdk.drag_status(ctx, Gdk.DragAction.COPY,time);
 133                                             return true;
 134
 135                                         }
 136                                         // c) ask tree where it should be dropped... - eg. parent.. (after node ontop)
 137                                         var activeNode = this.getActiveNode(x, y);
 138
 139
 140                                         var tg = LeftTree.get('model').findDropNode(activeNode, src.dropList);
 141                                         console.dump(tg);
 142                                         if (!tg.length) {
 143                                             Gdk.drag_status(ctx, 0,time);
 144                                             LeftTree.get('view').highlight(false);
 145                                             return true;
 146                                         }
 147
 148                                         // if we have a target..
 149                                         // -> highlight it! (in browser)
 150                                         // -> highlight it! (in tree)
 151
 152                                         Gdk.drag_status(ctx, Gdk.DragAction.COPY,time);
 153                                         LeftTree.get('view').highlight(tg);
 154                                         this.targetData = tg;
 155                                         // for tree we should handle this...
 156                                         return true;
 157
 158                                     },
 159                                     "drag-drop"  : function (w, ctx,x,y,time, ud)
 160                                     {
 161
 162                                         Seed.print("TARGET: drag-drop");
 163                                         is_valid_drop_site = true;
 164
 165
 166                                         Gtk.drag_get_data
 167                                         (
 168                                                 w,         /* will receive 'drag-data-received' signal */
 169                                                 ctx,        /* represents the current state of the DnD */
 170                                                 LeftTree.atoms["STRING"],    /* the target type we want */
 171                                                 time            /* time stamp */
 172                                         );
 173
 174
 175                                         /* No target offered by source => error */
 176
 177
 178                                         return  is_valid_drop_site;
 179
 180
 181                                     },
 182                                     "drag-data-received" : function (w, ctx,  x,  y, sel_data,  target_type,  time, ud)
 183                                     {
 184                                         Seed.print("GtkView: drag-data-received");
 185                                         var delete_selection_data = false;
 186                                         var dnd_success = false;
 187                                         /* Deal with what we are given from source */
 188                                         if( sel_data && sel_data.length ) {
 189
 190                                             if (ctx.action == Gdk.DragAction.ASK)  {
 191                                                 /* Ask the user to move or copy, then set the ctx action. */
 192                                             }
 193
 194                                             if (ctx.action == Gdk.DragAction.MOVE) {
 195                                                 delete_selection_data = true;
 196                                             }
 197                                             var source = Gtk.drag_get_source_widget(ctx);
 198
 199                                             Seed.print("Browser: source.DRAGDATA? " + source.dragData);
 200                                             if (this.targetData) {
 201                                                 Seed.print(this.targetData);
 202                                                 LeftTree.get('model').dropNode(this.targetData,  source.dragData);
 203                                             }
 204
 205
 206
 207                                             dnd_success = true;
 208
 209                                         }
 210
 211                                         if (dnd_success == false)
 212                                         {
 213                                                 Seed.print ("DnD data transfer failed!\n");
 214                                         }
 215
 216                                         Gtk.drag_finish (ctx, dnd_success, delete_selection_data, time);
 217                                         return true;
 218                                     }
 219
 220                                    //'line-mark-activated' : line_mark_activated,
 221
 222
 223                                 },
 224
 225                                 getActiveNode : function(x,y)
 226                                 {
 227                                    // workout what node is here..
 228                                     return '0'; // top..
 229                                 }
 230                             }
 231                         ]
 232                     }
 233                 ]
 234             }
 235
 236         ],
 237
 238         showInWindow: function ()
 239         {
 240
 241
 242             var src= this.buildJS(this.get('/LeftTree.model').toJS()[0], true);
 243
 244
 245             this.get('/Terminal').feed("Running\n");
 246
 247             //var x = new imports.sandbox.Context();
 248             //x.add_globals();
 249             //print(src);
 250             try {
 251                 Seed.check_syntax('var e = ' + src);
 252               //  x.eval(src);
 253             } catch( e) {
 254                 this.get('/Terminal').feed(e.message || e.toString() + "\n");
 255                 this.get('/Terminal').feed(console._dump(e)+"\n");
 256                 if (e.line) {
 257                     var lines = src.split("\n");
 258                     var start = Math.max(0, e.line - 10);
 259                     var end = Math.min(lines.length, e.line + 10);
 260                     for (var i =start ; i < end; i++) {
 261                         if (i == e.line) {
 262                             this.get('/Terminal').feed(">>>>>" + lines[i] + "\n");
 263
 264
 265                             continue;
 266                         }
 267
 268                         this.get('/Terminal').feed(lines[i] + "\n");
 269                     }
 270
 271                 }
 272
 273                 return;
 274             }
 275             this.get('/BottomPane').el.set_current_page(1);
 276             this.get('/Terminal').el.fork_command( null , [], [], "/tmp", false,false,false);
 277             var cmd = "/usr/bin/seed /tmp/BuilderGtkView.js\n";
 278             this.get('/Terminal').el.feed_child(cmd, cmd.length);
 279             //'/usr/bin/seed',  [ '/tmp/BuilderGtkView.js'], [], "/tmp", false,false,false);
 280             /*
 281             var _top = x.get_global_object()._top;
 282
 283             _top.el.set_screen(Gdk.Screen.get_default()); // just in case..
 284             _top.el.show_all();
 285             if (_top.el.popup) {
 286                 _top.el.popup(null, null, null, null, 3, null);
 287             }
 288             */
 289         },
 290
 291         buildJS: function(data,withDebug) {
 292             var i = [ 'Gtk', 'Gdk', 'Pango', 'GLib', 'Gio', 'GObject', 'GtkSource', 'WebKit', 'Vte' ];
 293             var src = "";
 294             i.forEach(function(e) {
 295                 src += e+" = imports.gi." + e +";\n";
 296             });
 297
 298             if (withDebug) {
 299                src+= "imports.searchPath.push(" + JSON.stringify(GLib.path_get_dirname(__script_path__)) + ");\n";
 300             }
 301
 302             src += "console = imports.console;\n"; // path?!!?
 303             src += "XObject = imports.XObject.XObject;\n"; // path?!!?
 304             src += "XObject.cache = {};\n"; // reset cache!
 305             if (withDebug) {
 306
 307
 308
 309                 src += "Gtk.init(null,null);\n";
 310             }
 311             if (withDebug) {
 312                 src += "XObject.debug=true;\n";
 313             }
 314
 315             this.withDebug = withDebug;
 316             src += '_top=new XObject('+ this.mungeToString(data) + ')\n;';
 317             src += '_top.init();\n';
 318             if (withDebug) {
 319                 src += "_top.el.show_all();\n";
 320                 src += "Gtk.main();\n";
 321             }
 322             File.write('/tmp/BuilderGtkView.js', src);
 323             print("Test code  in /tmp/BuilderGtkView.js");
 324             this.lastSrc = src;
 325             return src;
 326         },
 327
 328         renderJS : function(data, withDebug)
 329         {
 330             // can we mess with data?!?!?
 331
 332             /**
 333              * first effort..
 334              * sandbox it? - nope then will have dificulting passing. stuff aruond..
 335              *
 336              */
 337             if (!data) {
 338                  return;
 339             }
 340             this.withDebug = false;
 341
 342
 343             var src = this.buildJS(data,withDebug);
 344             var x = new imports.sandbox.Context();
 345             x.add_globals();
 346             //x.get_global_object().a = "hello world";
 347
 348             try {
 349                 Seed.check_syntax('var e = ' + src);
 350                 x.eval(src);
 351             } catch( e) {
 352                 if (!withDebug) {
 353                    return this.renderJS(data,true);
 354                 }
 355                 print(e.message || e.toString());
 356                 console.dump(e);
 357                 return;
 358             }
 359
 360             var r = new Gdk.Rectangle();
 361             var _top = x.get_global_object()._top;
 362
 363             _top.el.set_screen(Gdk.Screen.get_default()); // just in case..
 364             //_top.el.show_all();
 365             if (_top.el.popup) {
 366                 _top.el.popup(null, null, null, null, 3, null);
 367             }
 368
 369
 370
 371             var pb = _top.el.get_snapshot(r);
 372             if (!pb) {
 373                 return;
 374             }
 375             _top.el.hide();
 376             _top.el.destroy();
 377             x._top = false;
 378             var Window = imports.Builder.Window.Window;
 379             var gc = new Gdk.GC.c_new(Window.el.window);
 380
 381                 // 10 points all round..
 382             var full = new Gdk.Pixmap.c_new (Window.el.window, r.width+20, r.height+20, pb.get_depth());
 383             // draw a white background..
 384            // gc.set_rgb_fg_color({ red: 0, white: 0, black : 0 });
 385             Gdk.draw_rectangle(full, gc, true, 0, 0, r.width+20, r.height+20);
 386             // paint image..
 387             Gdk.draw_drawable (full, gc, pb, 0, 0, 10, 10, r.width, r.height);
 388             // boxes..
 389             //gc.set_rgb_fg_color({ red: 255, white: 255, black : 255 });
 390             Gdk.draw_rectangle(full, gc, true, 0, 0, 10, 10);
 391             this.get('view').el.set_from_pixmap(full, null);
 392             //this.get('view-vbox').el.set_size_request( r.width+20, r.height+20);
 393             //var img = new Gtk.Image.from_file("/home/alan/solarpanels.jpeg");
 394
 395
 396
 397         },
 398         mungeToString:  function(obj, isListener, pad)
 399         {
 400             pad = pad || '';
 401             var keys = [];
 402             var isArray = false;
 403             isListener = isListener || false;
 404
 405             // am I munging a object or array...
 406             if (obj.constructor.toString() === Array.toString()) {
 407                 for (var i= 0; i < obj.length; i++) {
 408                     keys.push(i);
 409                 }
 410                 isArray = true;
 411             } else {
 412                 for (var i in obj) {
 413                     keys.push(i);
 414                 }
 415             }
 416
 417
 418             var els = [];
 419             var skip = [];
 420             if (!isArray &&
 421                     typeof(obj['|xns']) != 'undefined' &&
 422                     typeof(obj['xtype']) != 'undefined'
 423                 ) {
 424                     els.push('xtype: '+ obj['|xns'] + '.' + obj['xtype']);
 425                     skip.push('|xns','xtype');
 426                 }
 427
 428             var _this = this;
 429
 430
 431
 432             keys.forEach(function(i) {
 433                 var el = obj[i];
 434                 if (!isArray && skip.indexOf(i) > -1) {
 435                     return;
 436                 }
 437                 if (isListener) {
 438                     if (!_this.withDebug) {
 439                         // do not write listeners unless we are debug mode.
 440                         return;
 441                     }
 442                     //if (obj[i].match(new RegExp("Gtk.main" + "_quit"))) { // we can not handle this very well..
 443                     //    return;
 444                    // }
 445                     var str= ('' + obj[i]).replace(/^\s+|\s+$/g,"");
 446                     var lines = str.split("\n");
 447                     if (lines.length > 1) {
 448                         str = lines.join("\n" + pad);
 449                     }
 450                     els.push(JSON.stringify(i) + ":" + str);
 451                     return;
 452                 }
 453                 if (i[0] == '|') {
 454                     // does not hapepnd with arrays..
 455                     if (typeof(el) == 'string' && !obj[i].length) { //skip empty.
 456                         return;
 457                     }
 458                     // this needs to go...
 459                     //if (typeof(el) == 'string'  && obj[i].match(new RegExp("Gtk.main" + "_quit"))) { // we can not handle this very well..
 460                     //    return;
 461                     //}
 462
 463                     var str= ('' + obj[i]).replace(/^\s+|\s+$/g,"");;
 464                     var lines = str.split("\n");
 465                     if (lines.length > 1) {
 466                         str = lines.join("\n" + pad);
 467                     }
 468
 469                     els.push(JSON.stringify(i.substring(1)) + ":" + str);
 470                     return;
 471                 }
 472                 var left = isArray ? '' : (JSON.stringify(i) + " : " )
 473                 if (typeof(el) == 'object') {
 474                     els.push(left + _this.mungeToString(el, i == 'listeners', pad + '    '));
 475                     return;
 476                 }
 477                 els.push(JSON.stringify(i) + ":" + JSON.stringify(obj[i]));
 478             });
 479             var spad = pad.substring(0, pad.length-4);
 480             return (isArray ? '[' : '{') + "\n" +
 481                 pad  + els.join(",\n" + pad ) +
 482                 "\n" + spad + (isArray ? ']' : '}');
 483
 484
 485
 486         }
 487
 488     }
 489
 490
 491 );
 492