Open-ILS/xul/staff_client/chrome/content/util/browser.js

   1 dump('entering util.browser.js\n');
   2
   3 if (typeof util == 'undefined') util = {};
   4 util.browser = function (params) {
   5     try {
   6         JSAN.use('util.error'); this.error = new util.error();
   7     } catch(E) {
   8         dump('util.browser: ' + E + '\n');
   9     }
  10 }
  11
  12 util.browser.prototype = {
  13
  14     'lock_reload' : false, // as opposed to lock 'n load :)
  15
  16     'back_button_clicked' : false,
  17     'from_back' : false,
  18
  19     'init' : function( params ) {
  20
  21         try {
  22             var obj = this;
  23
  24             obj.url = params['url'];
  25             obj.push_xulG = params['push_xulG'];
  26             obj.html_source = params['html_source'];
  27             obj.browser_id = params['browser_id'];
  28             obj.debug_label = params['debug_label'];
  29             obj.passthru_content_params = params['passthru_content_params'];
  30             obj.on_url_load = params['on_url_load'];
  31             obj.printer_context = params['printer_context'] || 'default';
  32
  33             JSAN.use('util.controller'); obj.controller = new util.controller();
  34             obj.controller.init(
  35                 {
  36                     control_map : {
  37                         'cmd_broken' : [
  38                             ['command'],
  39                             function() { alert('Not Yet Implemented'); }
  40                         ],
  41                         'cmd_debug' : [
  42                             ['command'],
  43                             function() {
  44                                 var curr_url = obj.get_content().location.href;
  45                                 var url = window.prompt('Original URL: ' + obj.url + '\nCurrent URL: ' + curr_url + '\nEnter new URL:',curr_url);
  46                                 if (url) { obj.get_content().location.href = url; }
  47                             }
  48                         ],
  49                         'cmd_view_source' : [
  50                             ['command'],
  51                             function() {
  52                                 var curr_url = obj.get_content().location.href;
  53                                 //obj.get_content().location.href = 'view-source:' + curr_url; // This works too, but the openDialog below is more feature-rich
  54                                 window.openDialog("chrome://global/content/viewSource.xul", "", "all,dialog=no", curr_url);
  55                             }
  56                         ],
  57                         'cmd_print' : [
  58                             ['command'],
  59                             function() {
  60                                 try {
  61                                     var content = obj.get_content();
  62                                     JSAN.use('util.print'); var p = new util.print(obj.printer_context);
  63                                     var print_params = {};
  64                                     if (obj.html_source) {
  65                                         print_params.msg = obj.html_source;
  66                                         print_params.content_type = 'text/html';
  67                                     }
  68                                     if (typeof content.printable_output == 'function') {
  69                                         print_params.msg = content.printable_output();
  70                                         print_params.content_type = 'text/plain';
  71                                         content = print_params.msg;
  72                                     }
  73                                     JSAN.use('OpenILS.data'); var data = new OpenILS.data(); data.stash_retrieve();
  74                                     // Override the print strategy temporarily if it's not set or is equal to webBrowserPrint (which is buggy here)
  75                                     if (data.print_strategy) {
  76                                         if (data.print_strategy[obj.printer_context] || data.print_strategy['default']) {
  77                                             if (data.print_strategy[obj.printer_context]) {
  78                                                 if (data.print_strategy[obj.printer_context] == 'webBrowserPrint') {
  79                                                     print_params.print_strategy = 'window.print';
  80                                                 }
  81                                             } else {
  82                                                 if (data.print_strategy['default'] == 'webBrowserPrint') {
  83                                                     print_params.print_strategy = 'window.print';
  84                                                 }
  85                                             }
  86                                         } else {
  87                                             print_params.print_strategy = 'window.print';
  88                                         }
  89                                     } else {
  90                                         print_params.print_strategy = 'window.print';
  91                                     }
  92                                     p.NSPrint(content,false,print_params);
  93                                 } catch(E) {
  94                                     alert('browser.js, cmd_print exception: ' + E);
  95                                 }
  96                             }
  97                         ],
  98                         'cmd_forward' : [
  99                             ['command'],
 100                             function() {
 101                                 try {
 102                                     var n = obj.getWebNavigation();
 103                                     if (n.canGoForward) n.goForward();
 104                                 } catch(E) {
 105                                     var err = 'cmd_forward: ' + E;
 106                                     obj.error.sdump('D_ERROR',err);
 107                                 }
 108                             }
 109                         ],
 110                         'cmd_back' : [
 111                             ['command'],
 112                             function() {
 113                                 try {
 114                                     var n = obj.getWebNavigation();
 115                                     if (n.canGoBack) {
 116                                         obj.back_button_clicked = true;
 117                                         n.goBack();
 118                                     }
 119                                 } catch(E) {
 120                                     var err = 'cmd_back: ' + E;
 121                                     obj.error.sdump('D_ERROR',err);
 122                                 }
 123                             }
 124                         ],
 125                         'cmd_reload' : [
 126                             ['command'],
 127                             function() {
 128                                 try {
 129                                     obj.reload();
 130                                 } catch(E) {
 131                                     var err = 'cmd_reload: ' + E;
 132                                     obj.error.sdump('D_ERROR',err);
 133                                 }
 134                             }
 135                         ],
 136                         'cmd_find' : [
 137                             ['command'],
 138                             function() {
 139                                 var text = window.prompt('Enter text to find:');
 140                                 obj.find(text);
 141                             }
 142                         ]
 143                     }
 144                 }
 145             );
 146             obj.controller.render();
 147
 148             var browser_id = 'browser_browser'; if (obj.browser_id) browser_id = obj.browser_id;
 149             obj.controller.view.browser_browser = document.getElementById(browser_id);
 150
 151             obj.buildProgressListener();
 152             /*
 153             dump('obj.controller.view.browser_browser.addProgressListener = '
 154                 + obj.controller.view.browser_browser.addProgressListener + '\n');
 155             */
 156             obj.controller.view.browser_browser.addProgressListener(obj.progressListener,
 157                             Components.interfaces.nsIWebProgress.NOTIFY_ALL );
 158
 159             obj.controller.view.browser_browser.setAttribute('src',obj.url);
 160             //dump('browser url = ' + obj.url + '\n');
 161
 162             window.help_context_set_locally = true;
 163
 164         } catch(E) {
 165             this.error.sdump('D_ERROR','util.browser.init: ' + E + '\n');
 166         }
 167     },
 168
 169     /*
 170      * If the browser page is given a name (e.g. the catalog is "Catalog")
 171      * and the user applies a zoom value (ctrl+ / ctrl-), store the value
 172      * in the oils.util.browser.zoom.<name> pref.  On page load, if a value
 173      * is set for the given page, load and apply the value to the page.
 174      */
 175     'apply_zoom' : function(val, delta) {
 176         var name = xul_param('name');
 177         if (!name) return;
 178         var key = 'oils.util.browser.zoom.' + name; // pref key
 179         var viewer = this.controller.view.browser_browser.markupDocumentViewer;
 180
 181         var prefs = Components.classes[
 182             '@mozilla.org/preferences-service;1'].getService(
 183                 Components.interfaces['nsIPrefBranch']);
 184
 185         if (!val) {
 186             if (delta) {
 187                 val = viewer.fullZoom;
 188                 val += delta
 189             } else {
 190                 if (prefs.prefHasUserValue(key))
 191                     val = prefs.getCharPref(key);
 192             }
 193         }
 194
 195         val = Number(val);
 196         if (!val || isNaN(val) || val < 0) return;
 197
 198         viewer.fullZoom = val;
 199         prefs.setCharPref(key, ''+val);
 200     },
 201
 202     'reload' : function() {
 203         var obj = this;
 204         if (obj.lock_reload) {
 205             if (window.confirm( $('offlineStrings').getString('browser.reload.unsaved_data_warning') )) {
 206                 obj.lock_reload = false;
 207                 window.xulG.unlock_tab();
 208             } else {
 209                 return;
 210             }
 211         }
 212         var n = obj.getWebNavigation();
 213         n.reload( Components.interfaces.nsIWebNavigation.LOAD_FLAGS_NONE );
 214     },
 215
 216     'find' : function(text) {
 217         var obj = this;
 218         try {
 219             function getBrowser() {
 220                 return obj.controller.view.browser_browser;
 221             }
 222
 223             function getFocusedSelCtrl() {
 224                 var ds = getBrowser().docShell;
 225                 var dsEnum = ds.getDocShellEnumerator(Components.interfaces.nsIDocShellTreeItem.typeContent,
 226                                                     Components.interfaces.nsIDocShell.ENUMERATE_FORWARDS);
 227                 while (dsEnum.hasMoreElements()) {
 228                     ds = dsEnum.getNext().QueryInterface(Components.interfaces.nsIDocShell);
 229                     if (ds.hasFocus) {
 230                         var display = ds.QueryInterface(Components.interfaces.nsIInterfaceRequestor).getInterface(Components.interfaces.nsISelectionDisplay);
 231                         if (!display) return null;
 232                         return display.QueryInterface(Components.interfaces.nsISelectionController);
 233                     }
 234                 }
 235
 236                 // One last try
 237                 return getBrowser().docShell
 238                     .QueryInterface(Components.interfaces.nsIInterfaceRequestor)
 239                     .getInterface(Components.interfaces.nsISelectionDisplay)
 240                     .QueryInterface(Components.interfaces.nsISelectionController);
 241             }
 242
 243             function setSelection(range) {
 244                 try {
 245                     var selctrlcomp = Components.interfaces.nsISelectionController;
 246                     var selctrl = getFocusedSelCtrl();
 247                     var sel = selctrl.getSelection(selctrlcomp.SELECTION_NORMAL);
 248                     sel.removeAllRanges();
 249                     sel.addRange(range.cloneRange());
 250
 251                     selctrl.scrollSelectionIntoView(selctrlcomp.SELECTION_NORMAL,
 252                         selctrlcomp.SELECTION_FOCUS_REGION,
 253                         true);
 254                 } catch(e) {alert("setSelection: " + e);}
 255             }
 256
 257             var doc = obj.get_content().document;
 258             var body = doc.body;
 259             var count = body.childNodes.length;
 260             var finder = Components.classes["@mozilla.org/embedcomp/rangefind;1"].createInstance()
 261                 .QueryInterface(Components.interfaces.nsIFind);
 262             var searchRange = doc.createRange();
 263             var startPt = doc.createRange();
 264             var endPt = doc.createRange();
 265                 searchRange.setStart(body,0);
 266                 searchRange.setEnd(body, count);
 267                 startPt.setStart(body, 0);
 268                 startPt.setEnd(body, 0);
 269                 endPt.setStart(body, count);
 270                 endPt.setEnd(body, count);
 271             var retRange = finder.Find(text, searchRange, startPt, endPt);
 272             dump('retRange = ' + retRange + '\n');
 273             setSelection(retRange);
 274         } catch(E) {
 275             alert('Error in browser.js, find(): ' + E);
 276         }
 277     },
 278
 279     'get_content' : function() {
 280         try {
 281             if (this.controller.view.browser_browser.contentWindow.wrappedJSObject) {
 282                 return this.controller.view.browser_browser.contentWindow.wrappedJSObject;
 283             } else {
 284                 return this.controller.view.browser_browser.contentWindow;
 285             }
 286         } catch(E) {
 287             this.error.sdump('D_ERROR','util.browser.get_content(): ' + E);
 288         }
 289     },
 290
 291     'push_variables' : function() {
 292         try {
 293             var obj = this;
 294             var s = '';
 295             try { s += obj.url + '\n' + obj.get_content().location.href + '\n'; } catch(E) { s+=E + '\n'; }
 296             if (!obj.push_xulG) return;
 297             var cw = this.get_content();
 298             cw.IAMXUL = true;
 299             cw.XUL_BUILD_ID = '/xul/server/'.split(/\//)[2];
 300             cw.xulG = obj.passthru_content_params || {};
 301             cw.xulG.fromBack = obj.from_back;
 302             if (!cw.xulG.set_tab) { cw.xulG.set_tab = function(a,b,c) { return window.xulG.set_tab(a,b,c); }; }
 303             if (!cw.xulG.new_tab) { cw.xulG.new_tab = function(a,b,c) { return window.xulG.new_tab(a,b,c); }; }
 304             if (!cw.xulG.close_tab) { cw.xulG.close_tab = function(a) { return window.xulG.close_tab(a); }; }
 305             if (!cw.xulG.lock_tab) {
 306                 cw.xulG.lock_tab = function() {
 307                     obj.lock_reload = true;
 308                     return window.xulG.lock_tab();
 309                 };
 310             }
 311             if (!cw.xulG.unlock_tab) {
 312                 cw.xulG.unlock_tab = function() {
 313                     obj.lock_reload = false;
 314                     return window.xulG.unlock_tab();
 315                 };
 316             }
 317             if (!cw.xulG.inspect_tab) { cw.xulG.inspect_tab = function() { return window.xulG.inspect_tab(); }; }
 318             if (!cw.xulG.is_tab_locked) { cw.xulG.is_tab_locked = function() { return window.xulG.is_tab_locked(); }; }
 319             if (!cw.xulG.new_patron_tab) { cw.xulG.new_patron_tab = function(a,b) { return window.xulG.new_patron_tab(a,b); }; }
 320             if (!cw.xulG.set_patron_tab) { cw.xulG.set_patron_tab = function(a,b) { return window.xulG.set_patron_tab(a,b); }; }
 321             if (!cw.xulG.volume_item_creator) { cw.xulG.volume_item_creator = function(a) { return window.xulG.volume_item_creator(a); }; }
 322             if (!cw.xulG.get_new_session) { cw.xulG.get_new_session = function(a) { return window.xulG.get_new_session(a); }; }
 323             if (!cw.xulG.holdings_maintenance_tab) { cw.xulG.holdings_maintenance_tab = function(a,b,c) { return window.xulG.holdings_maintenance_tab(a,b,c); }; }
 324             if (!cw.xulG.url_prefix) { cw.xulG.url_prefix = function(url,secure) { return window.xulG.url_prefix(url,secure); }; }
 325             if (!cw.xulG.urls) { cw.xulG.urls = window.urls; }
 326             try { s += ('******** cw = ' + cw + ' cw.xulG = ' + (cw.xulG) + '\n'); } catch(E) { s+=E + '\n'; }
 327             obj.error.sdump('D_BROWSER',s);
 328         } catch(E) {
 329             this.error.sdump('D_ERROR','util.browser.push_variables: ' + E + '\n');
 330         }
 331     },
 332
 333     'getWebNavigation' : function() {
 334         try {
 335             var wn = this.controller.view.browser_browser.webNavigation;
 336             var s = this.url + '\n' + this.get_content().location.href + '\n';
 337             s += ('getWebNavigation() = ' + wn + '\n');
 338             //this.error.sdump('D_BROWSER',s);
 339             return wn;
 340         } catch(E) {
 341             this.error.sdump('D_ERROR','util.browser.getWebNavigation(): ' + E );
 342         }
 343     },
 344
 345     'updateNavButtons' : function() {
 346         var obj = this;
 347         var s = obj.url + '\n' + obj.get_content().location.href + '\n';
 348         try {
 349             var n = obj.getWebNavigation();
 350             s += ('webNavigation = ' + n + '\n');
 351             s += ('webNavigation.canGoForward = ' + n.canGoForward + '\n');
 352             if (n.canGoForward) {
 353                 if (typeof obj.controller.view.cmd_forward != 'undefined') {
 354                     obj.controller.view.cmd_forward.disabled = false;
 355                     obj.controller.view.cmd_forward.setAttribute('disabled','false');
 356                 }
 357             } else {
 358                 if (typeof obj.controller.view.cmd_forward != 'undefined') {
 359                     obj.controller.view.cmd_forward.disabled = true;
 360                     obj.controller.view.cmd_forward.setAttribute('disabled','true');
 361                 }
 362             }
 363         } catch(E) {
 364             s += E + '\n';
 365         }
 366         try {
 367             var n = obj.getWebNavigation();
 368             s += ('webNavigation = ' + n + '\n');
 369             s += ('webNavigation.canGoBack = ' + n.canGoBack + '\n');
 370             if (n.canGoBack) {
 371                 if (typeof obj.controller.view.cmd_back != 'undefined') {
 372                     obj.controller.view.cmd_back.disabled = false;
 373                     obj.controller.view.cmd_back.setAttribute('disabled','false');
 374                 }
 375             } else {
 376                 if (typeof obj.controller.view.cmd_back != 'undefined') {
 377                     obj.controller.view.cmd_back.disabled = true;
 378                     obj.controller.view.cmd_back.setAttribute('disabled','true');
 379                 }
 380             }
 381         } catch(E) {
 382             s += E + '\n';
 383         }
 384         //this.error.sdump('D_BROWSER',s);
 385
 386         // Let's also update @protocol, @hostname, @port, and @pathname on the <help> widget
 387         if (xulG.set_help_context) {
 388             try {
 389                 var help_params = {
 390                     'protocol' : obj.get_content().location.protocol,
 391                     'hostname' : obj.get_content().location.hostname,
 392                     'port' : obj.get_content().location.port,
 393                     'pathname' : obj.get_content().location.pathname,
 394                     'src' : ''
 395                 };
 396                 xulG.set_help_context(help_params);
 397             } catch(E) {
 398                 dump('Error in browser.js, setting location on help widget: ' + E);
 399             }
 400         } else {
 401             dump(location.href + ': browser.js, updateNavButtons, xulG = ' + xulG + ' xulG.set_help_context = ' + xulG.set_help_context + '\n');
 402         }
 403         try {
 404             var cw = obj.get_content();
 405             if (typeof cw.default_focus == 'function') {
 406                 cw.default_focus();
 407             }
 408             var evt = cw.document.createEvent("Events");
 409             evt.initEvent( 'tab_focus', true, true );
 410             cw.dispatchEvent(evt);
 411         } catch(E) {
 412             dump('Error in browser.js, calling cw.default_focus and cw.dispatchEvent: ' + E);
 413         }
 414     },
 415
 416     'buildProgressListener' : function() {
 417
 418         try {
 419             var obj = this;
 420             obj.progressListener = {
 421                 onProgressChange    : function(webProgress,request,curSelfProgress,maxSelfProgress,curTotalProgress,maxTotalProgress){
 422                     try {
 423                         /*dump('browser.js onProgressChange('
 424                             +webProgress
 425                             +','+request
 426                             +','+curSelfProgress
 427                             +','+maxSelfProgress
 428                             +','+curTotalProgress
 429                             +','+maxTotalProgress+')\n');*/
 430                     } catch(E) {
 431                         dump('error in util.browser.progresslistener.onProgressChange: ' + E + '\n');
 432                     }
 433                 },
 434                 onLocationChange    : function(webProgress,request,uri){
 435                     try {
 436                         /*dump('browser.js onLocationChange('
 437                             +webProgress
 438                             +','+request
 439                             +','+uri+')\n');*/
 440                     } catch(E) {
 441                         dump('error in util.browser.progresslistener.onLocationChange: ' + E + '\n');
 442                     }
 443                 },
 444                 onStatusChange        : function(webProgress,request,status,message){
 445                     try {
 446                         /*dump('browser.js onStatusChange('
 447                             +webProgress+','
 448                             +request
 449                             +','+status
 450                             +','+message+')\n');*/
 451                     } catch(E) {
 452                         dump('error in util.browser.progresslistener.onStatusChange: ' + E + '\n');
 453                     }
 454                 },
 455                 onSecurityChange    : function(webProgress,request,state){
 456                     try {
 457                         /*dump('browser.js onSecurityChange('
 458                             +webProgress
 459                             +','+request
 460                             +','+state+')\n');*/
 461                     } catch(E) {
 462                         dump('error in util.browser.progresslistener.onSecurityChange: ' + E + '\n');
 463                     }
 464                 },
 465                 onStateChange         : function ( webProgress, request, stateFlags, status) {
 466                     try {
 467                         /*dump('browser.js onStateChange('
 468                             +webProgress
 469                             +','+request
 470                             +','+stateFlags
 471                             +','+status+')\n');*/
 472                         var s = obj.url + '\n' + obj.get_content().location.href + '\n';
 473                         const nsIWebProgressListener = Components.interfaces.nsIWebProgressListener;
 474                         const nsIChannel = Components.interfaces.nsIChannel;
 475                         ////// handle the throbber
 476                         var throbber = xulG.page_meter;
 477                         if (throbber) {
 478                             var busy = false;
 479                             if (!(stateFlags & nsIWebProgressListener.STATE_RESTORING)) {
 480                                 busy = true;
 481                                 throbber.on();
 482                             }
 483                             if (stateFlags & nsIWebProgressListener.STATE_STOP) {
 484                                 busy = false;
 485                                 setTimeout(
 486                                     function() {
 487                                         if (!busy) { throbber.off(); }
 488                                     }, 2000
 489                                 );
 490                             }
 491                         }
 492                         //////
 493                         if ( (stateFlags & nsIWebProgressListener.STATE_IS_REQUEST
 494                                 && stateFlags & nsIWebProgressListener.STATE_TRANSFERRING)
 495                             || (stateFlags & nsIWebProgressListener.STATE_IS_REQUEST
 496                                 && stateFlags & nsIWebProgressListener.STATE_START)
 497                             || (stateFlags & nsIWebProgressListener.STATE_IS_REQUEST
 498                                 && stateFlags & nsIWebProgressListener.STATE_STOP)
 499                             ) {
 500                             return;
 501                         }
 502                         s += ('onStateChange: stateFlags = ' + stateFlags + ' status = ' + status + '\n');
 503                         if (stateFlags & nsIWebProgressListener.STATE_IS_REQUEST) {
 504                             s += ('\tSTATE_IS_REQUEST\n');
 505                         }
 506                         if (stateFlags & nsIWebProgressListener.STATE_IS_DOCUMENT) {
 507                             s += ('\tSTATE_IS_DOCUMENT\n');
 508                             if( stateFlags & nsIWebProgressListener.STATE_STOP ) {
 509                                 var alert_string = 'document has stopped: ' + new Date() + '\n'; dump(alert_string);
 510                                 try {
 511                                     obj.push_variables(); obj.updateNavButtons();
 512                                     obj.apply_zoom();
 513                                 } catch(E) {
 514                                     var err_msg = 'browser.js STATE_IS_DOCUMENT STATE_STOP error with push_variables or updateNavButtons: ' + E + '\n';
 515                                     dump(err_msg);
 516                                     obj.error.sdump('D_ERROR',err_msg);
 517                                 }
 518                                 if (typeof obj.on_url_load == 'function') {
 519                                     try {
 520                                         obj.error.sdump('D_TRACE','calling on_url_load');
 521                                         var helpers = {
 522                                             'doc_write' : function(html) {
 523                                                 obj.get_content().document.write(html);
 524                                             },
 525                                             'doc_close' : function() {
 526                                                 obj.get_content().document.close();
 527                                             }
 528                                         }
 529                                         obj.on_url_load( obj.controller.view.browser_browser, obj, helpers );
 530                                     } catch(E) {
 531                                         obj.error.sdump('D_ERROR','on_url_load: ' + E );
 532                                     }
 533                                 }
 534                                 if (obj.debug_label) {
 535                                     try {
 536                                         document.getElementById(obj.debug_label).setAttribute('tooltiptext','url: ' + obj.get_content().location.href);
 537                                     } catch(E) {
 538                                         obj.error.sdump('D_ERROR','on_url_load, debug_label: ' + E );
 539                                     }
 540                                 }
 541                             }
 542                         }
 543                         if (stateFlags & nsIWebProgressListener.STATE_IS_NETWORK) {
 544                             s += ('\tSTATE_IS_NETWORK\n');
 545                         }
 546                         if (stateFlags & nsIWebProgressListener.STATE_IS_WINDOW) {
 547                             s += ('\tSTATE_IS_WINDOW\n');
 548                         }
 549                         if (stateFlags & nsIWebProgressListener.STATE_START) {
 550                             s += ('\tSTATE_START\n');
 551                             obj.from_back = obj.back_button_clicked;
 552                             obj.back_button_clicked = false;
 553                         }
 554                         if (stateFlags & nsIWebProgressListener.STATE_REDIRECTING) {
 555                             s += ('\tSTATE_REDIRECTING\n');
 556                         }
 557                         if (stateFlags & nsIWebProgressListener.STATE_TRANSFERING) {
 558                             s += ('\tSTATE_TRANSFERING\n');
 559                         }
 560                         if (stateFlags & nsIWebProgressListener.STATE_NEGOTIATING) {
 561                             s += ('\tSTATE_NEGOTIATING\n');
 562                         }
 563                         if (stateFlags & nsIWebProgressListener.STATE_STOP) {
 564                             s += ('\tSTATE_STOP\n');
 565                         }
 566                         //obj.error.sdump('D_BROWSER',s);
 567                         if (throbber) { throbber.tooltip(s); }
 568                     } catch(E) {
 569                         dump('error in util.browser.progresslistener.onStateChange: ' + E + '\n');
 570                         obj.error.sdump('D_ERROR','util.browser.progresslistener.onstatechange: ' + (E));
 571                     }
 572                 }
 573             }
 574             obj.progressListener.QueryInterface = function(){return this;};
 575         } catch(E) {
 576             this.error.sdump('D_ERROR','util.browser.buildProgressListener: ' + E + '\n');
 577         }
 578     }
 579 }
 580
 581 dump('exiting util.browser.js\n');