js/inserts.js

   1 /**********************************************************************
   2     Copyright (C) FrontAccounting, LLC.
   3         Released under the terms of the GNU General Public License, GPL,
   4         as published by the Free Software Foundation, either version 3
   5         of the License, or (at your option) any later version.
   6     This program is distributed in the hope that it will be useful,
   7     but WITHOUT ANY WARRANTY; without even the implied warranty of
   8     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   9     See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
  10 ***********************************************************************/
  11 var _focus;
  12 var _hotkeys = {
  13         'alt': false,   // whether is the Alt key pressed
  14         'list': false, // list of all elements with hotkey used recently
  15         'focus': -1             // currently selected list element
  16 };
  17
  18 function validate(e) {
  19         if (e.name && (typeof _validate[e.name] == 'function'))
  20                 return _validate[e.name](e);
  21         else {
  22                 var n = e.name.indexOf('[');
  23                 if(n!=-1) {
  24                         var key = e.name.substring(n+1, e.name.length-1);
  25                         if (key.length>1 && _validate[e.name.substring(0,n)])
  26                                 return _validate[e.name.substring(0,n)][key](e);
  27                 }
  28         }
  29         return true;
  30 }
  31
  32 function save_focus(e) {
  33   _focus = e.name||e.id;
  34   var h = document.getElementById('hints');
  35   if (h) {
  36         h.style.display = e.title && e.title.length ? 'inline' : 'none';
  37         h.innerHTML = e.title ? e.title : '';
  38   }
  39 }
  40
  41 function _expand(tabobj) {
  42
  43   var ul = tabobj.parentNode.parentNode;
  44   var alltabs=ul.getElementsByTagName("button");
  45   var frm = tabobj.form;
  46
  47   if (ul.getAttribute("rel")){
  48         for (var i=0; i<alltabs.length; i++){
  49           alltabs[i].className = "ajaxbutton"  //deselect all tabs
  50         }
  51         tabobj.className = "current";
  52         JsHttpRequest.request(tabobj)
  53   }
  54 }
  55
  56 //interface for selecting a tab (plus expand corresponding content)
  57 function expandtab(tabcontentid, tabnumber) {
  58   var tabs = document.getElementById(tabcontentid);
  59  _expand(tabs.getElementsByTagName("input")[tabnumber]);
  60 }
  61
  62 function _set_combo_input(e) {
  63                 e.setAttribute('_last', e.value);
  64                 e.onblur=function() {
  65                   var but_name = this.name.substring(0, this.name.length-4)+'button';
  66                   var button = document.getElementsByName(but_name)[0];
  67                   var select = document.getElementsByName(this.getAttribute('rel'))[0];
  68                   save_focus(select);
  69 // submit request if there is submit_on_change option set and
  70 // search field has changed.
  71
  72                   if (button && (this.value != this.getAttribute('_last'))) {
  73                         JsHttpRequest.request(button);
  74                   } else if(this.className=='combo2') {
  75                                 this.style.display = 'none';
  76                                 select.style.display = 'inline';
  77                                 setFocus(select);
  78                   }
  79                   return false;
  80                 };
  81                 e.onkeyup = function(ev) {
  82                         var select = document.getElementsByName(this.getAttribute('rel'))[0];
  83                         if(select && select.selectedIndex>=0) {
  84                           var len = select.length;
  85                           var byid = this.className=='combo' || this.className=='combo3';
  86                           var ac = this.value.toUpperCase();
  87                           select.options[select.selectedIndex].selected = false;
  88                           for (i = 0; i < len; i++) {
  89                                 var txt = byid ? select.options[i].value : select.options[i].text;
  90                                 if (this.className=='combo3') {
  91                                   if(txt.toUpperCase().indexOf(ac) == 0) {
  92                                         select.options[i].selected = true;
  93                                         break;
  94                                   }
  95                                 } else {
  96                                   if(txt.toUpperCase().indexOf(ac) >= 0) {
  97                                         select.options[i].selected = true;
  98                                         break;
  99                                   }
 100                                 }
 101                           }
 102                         }
 103                 };
 104         e.onkeydown = function(ev) {
 105                         ev = ev||window.event;
 106                         key = ev.keyCode||ev.which;
 107                         if(key == 13) {
 108                           this.blur();
 109                           return false;
 110                         }
 111                 }
 112 }
 113
 114 function _update_box(s) {
 115         var byid = s.className=='combo' || s.className=='combo3';
 116         var rel = s.getAttribute('rel');
 117         var box = document.getElementsByName(rel)[0];
 118                 if(box && s.selectedIndex>=0) {
 119                           var opt = s.options[s.selectedIndex];
 120                                 if(box) {
 121                                   var old = box.value;
 122                                   box.value = byid ? opt.value : opt.text;
 123                                   box.setAttribute('_last', box.value);
 124                                   return old != box.value
 125                                 }
 126                 }
 127 }
 128
 129 function _set_combo_select(e) {
 130                 // When combo position is changed via js (eg from searchbox)
 131                 // no onchange event is generated. To ensure proper change
 132                 // signaling we must track selectedIndex in onblur handler.
 133                 e.setAttribute('_last', e.selectedIndex);
 134                 e.onblur = function() {
 135                     var box = document.getElementsByName(this.getAttribute('rel'))[0];
 136 //                      if(this.className=='combo')
 137 //                          _update_box(this);
 138                         if ((this.selectedIndex != this.getAttribute('_last'))
 139                                 ||((this.className=='combo' || this.className=='combo3') && _update_box(this))
 140                                 )
 141                                         this.onchange();
 142                 }
 143                 e.onchange = function() {
 144                         var s = this;
 145                         this.setAttribute('_last', this.selectedIndex);
 146                         if(s.className=='combo' || this.className=='combo3')
 147                             _update_box(s);
 148                         if(s.selectedIndex>=0) {
 149                                  var sname = '_'+s.name+'_update';
 150                                  var update = document.getElementsByName(sname)[0];
 151                                  if(update) {
 152                                             JsHttpRequest.request(update);
 153                                 }
 154                         }
 155                         return true;
 156                 }
 157                 e.onkeydown = function(event) {
 158                     event = event||window.event;
 159                     key = event.keyCode||event.which;
 160                     var box = document.getElementsByName(this.getAttribute('rel'))[0];
 161                         if(key == 8 || (key==37 && event.altKey)) {
 162                                 event.returnValue = false;
 163                                 return false;
 164                         }
 165                     if (box && (key == 32) && (this.className == 'combo2')) {
 166                             this.style.display = 'none';
 167                             box.style.display = 'inline';
 168                                 box.value='';
 169                                 setFocus(box);
 170                             return false;
 171                          } else {
 172                                 if (key == 13 && !e.length) // prevent chrome issue (blocked cursor after CR on empty selector)
 173                                         return false;
 174                          }
 175                 }
 176 }
 177
 178 var _w;
 179
 180 function callEditor(key) {
 181   var el = document.getElementsByName(editors[key][1])[0];
 182   if(_w) _w.close(); // this is really necessary to have window on top in FF2 :/
 183   var left = (screen.width - editors[key][2]) / 2;
 184   var top = (screen.height - editors[key][3]) / 2;
 185   _w = open(editors[key][0]+el.value+'&popup=1',
 186           "edit","scrollbars=yes,resizable=0,width="+editors[key][2]+",height="+editors[key][3]+",left="+left+",top="+top+",screenX="+left+",screenY="+top);
 187   if (_w.opener == null)
 188           _w.opener = self;
 189   editors._call = key; // store call point for passBack
 190   _w.focus();
 191 }
 192
 193 function passBack(value) {
 194         var o = opener;
 195         if(value != false) {
 196                 var back = o.editors[o.editors._call]; // form input bindings
 197                 var to = o.document.getElementsByName(back[1])[0];
 198                 if (to) {
 199                         if (to[0] != undefined)
 200                                 to[0].value = value; // ugly hack to set selector to any value
 201                         to.value = value;
 202                         // update page after item selection
 203                         o.JsHttpRequest.request('_'+to.name+'_update', to.form);
 204                         o.setFocus(to.name);
 205                 }
 206         }
 207         close();
 208 }
 209
 210 /*
 211  Behaviour definitions
 212 */
 213 var inserts = {
 214         'input': function(e) {
 215                 if(e.onfocus==undefined) {
 216                         e.onfocus = function() {
 217                             save_focus(this);
 218                                 if (this.className == 'combo' || this.className == 'combo3')
 219                                         this.select();
 220                         };
 221                 }
 222                 if (e.className == 'combo' || e.className == 'combo2' || e.className == 'combo3') {
 223                                 _set_combo_input(e);
 224                 }
 225                 else
 226                 if(e.type == 'text' ) {
 227                                 e.onkeydown = function(ev) {
 228                                         ev = ev||window.event;
 229                                         key = ev.keyCode||ev.which;
 230                                         if(key == 13) {
 231                                                 if(e.className == 'searchbox') e.onblur();
 232                                                 return false;
 233                                         }
 234                                         return true;
 235                                 }
 236                         }
 237         },
 238         'input.combo2,input[aspect="fallback"]':
 239         function(e) {
 240             // this hides search button for js enabled browsers
 241             e.style.display = 'none';
 242         },
 243         'div.js_only':
 244         function(e) {
 245             // this shows divs for js enabled browsers only
 246             e.style.display = 'block';
 247         },
 248         'button': function(e) {
 249                 e.onclick = function(){
 250                         if (validate(e)) {
 251                                 setTimeout(function() { var asp = e.getAttribute('aspect');
 252                                         set_mark((asp && (asp.indexOf('process') !== -1)) ? 'progressbar.gif' : 'ajax-loader.gif');
 253                                 }, 100);
 254                                 return true;
 255                         }
 256                 },
 257                 e.onkeydown = function(ev) {    // block unintentional page escape with 'history back' key pressed on buttons
 258                         ev = ev||window.event;
 259                         key = ev.keyCode||ev.which;
 260                         if(key == 8 || (key==37 && ev.altKey)) {
 261                                 ev.returnValue = false;
 262                                 return false;
 263                         }
 264                 }
 265
 266         },
 267 //      '.ajaxsubmit,.editbutton,.navibutton': // much slower on IE7
 268         'button.ajaxsubmit,input.ajaxsubmit,input.editbutton,button.editbutton,button.navibutton':
 269         function(e) {
 270                         e.onclick = function() {
 271                                 if (validate(e)) {
 272                                         save_focus(e);
 273                                         var asp = e.getAttribute('aspect')
 274                                         if (asp && (asp.indexOf('process') !== -1))
 275                                                 JsHttpRequest.request(this, null, 600000); // ten minutes for backup
 276                                         else
 277                                                 JsHttpRequest.request(this);
 278                                 }
 279                                 return false;
 280                         }
 281         },
 282     '.amount': function(e) {
 283                 if(e.onblur==undefined) {
 284                   e.onblur = function() {
 285                         var dec = this.getAttribute("dec");
 286                         price_format(this.name, get_amount(this.name), dec);
 287                   };
 288                 }
 289         },
 290         '.searchbox': // emulated onchange event handling for text inputs
 291                 function(e) {
 292                         e.setAttribute('_last_val', e.value);
 293                         e.setAttribute('autocomplete', 'off'); //must be off when calling onblur
 294                         e.onblur = function() {
 295                                 var val = this.getAttribute('_last_val');
 296                                 if (val != this.value) {
 297                                         this.setAttribute('_last_val', this.value);
 298                                         JsHttpRequest.request('_'+this.name+'_changed', this.form);
 299                                 }
 300                         }
 301         },
 302         'button[aspect*selector], button[aspect*abort], input[aspect*selector]': function(e) {
 303                 e.onclick = function() {
 304                         passBack(this.getAttribute('rel'));
 305                         return false;
 306                 }
 307         },
 308         'button[aspect=popup]': function(e) {
 309                 e.onclick = function() {
 310                         if(_w) _w.close(); // this is really necessary to have window on top in FF2 :/
 311                          var left = (screen.width - 800)/2;
 312                          var top = (screen.height - 600)/2;
 313                           _w = open(document.location+'popup=1',
 314                                   "edit","Scrollbars=0,resizable=0,width=800,height=600, top="+top+",left="+left+",screenX="+left+",screenY="+top);
 315                           if (_w.opener == null)
 316                                   _w.opener = self;
 317                         //  editors._call = key; // store call point for passBack
 318 //                        _w.moveTo(50, 50);
 319                           _w.focus();
 320                         return false;
 321                 }
 322         },
 323         'select': function(e) {
 324                 if(e.onfocus==undefined) {
 325                         e.onfocus = function() {
 326                             save_focus(this);
 327                         };
 328                 }
 329                 var c = e.className;
 330                 if (c == 'combo' || c == 'combo2' || c == 'combo3')
 331                         _set_combo_select(e);
 332                 else {
 333                         e.onkeydown = function(ev) {    // block unintentional page escape with 'history back' key pressed on buttons
 334                                 ev = ev||window.event;
 335                                 key = ev.keyCode||ev.which;
 336                                 if(key == 8 || (key=37 && ev.altKey)) {
 337                                         ev.returnValue = false;
 338                                         return false;
 339                                 }
 340                         }
 341                 }
 342         },
 343         'a.printlink':  function(l) {
 344                 l.onclick = function() {
 345                     save_focus(this);
 346                         JsHttpRequest.request(this, null, 60000);
 347                         return false;
 348                 }
 349         },
 350         'a.repopts_link':       function(l) {
 351                 l.onclick = function() {
 352                     save_focus(this);
 353                     var replinks = document.getElementsBySelector('a.repopts_link');
 354                                 for(var i in replinks)
 355                                         replinks[i].style.fontWeight = replinks[i]==this ? 'bold' : 'normal';
 356                         JsHttpRequest.request(this, null);
 357                         return false;
 358                 }
 359         },
 360         'a': function(e) { // traverse menu
 361                 e.onkeydown = function(ev) {
 362                         ev = ev||window.event;
 363                         key = ev.keyCode||ev.which;
 364                         if(key==37 || key==38 || key==39 || key==40) {
 365                                         move_focus(key, e, document.links);
 366                                         ev.returnValue = false;
 367                                         return false;
 368                         }
 369                 }
 370                 // prevent unneeded transaction entry abortion
 371                 if (e.className == 'shortcut'
 372                  || e.className == 'menu_option'
 373                  || e.className == 'menu_tab'
 374                  || e.className == 'selected')
 375                         e.onclick = function(ev) {
 376                                 if (_validate._processing
 377                                  && _validate._modified
 378                                  && !confirm(_validate._processing)) {
 379                                         ev.returnValue = false;
 380                                         return false;
 381                                 }
 382                                 window.location = e.href;
 383                         }
 384         },
 385         'ul.ajaxtabs':  function(ul) {
 386             var ulist=ul.getElementsByTagName("li");
 387             for (var x=0; x<ulist.length; x++){ //loop through each LI e
 388                 var tab=ulist[x].getElementsByTagName("button")[0];
 389 //              if(tab.onclick==undefined) {
 390 // ?  var modifiedurl=ulistlink.getAttribute("href").replace(/^http:\/\/[^\/]+\//i, "http://"+window.location.hostname+"/")
 391                     var url = tab.form.action
 392                     tab.onclick=function(){
 393                         _expand(this);
 394                         return false;
 395                     }
 396                 }
 397 //          }
 398         },
 399         'textarea': function(e) {
 400                 if(e.onfocus==undefined) {
 401                         e.onfocus = function() {
 402                             save_focus(this);
 403                         };
 404                 }
 405         }
 406 /*      'tr.editrow': function(e) {
 407                         e.onkeydown = function(ev) {
 408                         ev = ev||window.event;
 409                         key = ev.keyCode||ev.which;
 410                         if(key == 13) {
 411                           // Find & click additem/update button
 412
 413                         } else  if(key == 27) {
 414                           return false;
 415                         }
 416                 }
 417
 418         },
 419 *//*    '#msgbox': function(e) {
 420         // this is to avoid changing div height after ajax update in IE7
 421           e.style.display = e.innerHTML.length ? 'block' : 'none';
 422         }
 423 *//* TODO
 424         'a.date_picker':  function(e) {
 425             // this un-hides data picker for js enabled browsers
 426             e.href = date_picker(this.getAttribute('rel'));
 427             e.style.display = '';
 428             e.tabindex = -1; // skip in tabbing order
 429         }
 430 */
 431 };
 432
 433 function stopEv(ev) {
 434                         if(ev.preventDefault) {
 435                                 ev.preventDefault();
 436                                 ev.stopPropagation();
 437                         } else {
 438                                 ev.returnValue = false;
 439                                 ev.cancelBubble = true;
 440                                 window.keycode = 0;
 441                         }
 442                         return false;
 443 }
 444 /*
 445         Modified accesskey system. While Alt key is pressed letter keys moves
 446         focus to next marked link. Alt key release activates focused link.
 447 */
 448 function setHotKeys() {
 449         document.onkeydown = function(ev) {
 450                 ev = ev||window.event;
 451                 key = ev.keyCode||ev.which;
 452                 if (key == 18 && !ev.ctrlKey) { // start selection, skip Win AltGr
 453                         _hotkeys.alt = true;
 454                         _hotkeys.focus = -1;
 455                         return stopEv(ev);
 456                 }
 457                 else if (ev.altKey && !ev.ctrlKey && ((key>47 && key<58) || (key>64 && key<91))) {
 458                         key = String.fromCharCode(key);
 459                         var n = _hotkeys.focus;
 460                         var l = document.getElementsBySelector('[accesskey='+key+']');
 461                         var cnt = l.length;
 462                         _hotkeys.list = l;
 463                         for (var i=0; i<cnt; i++) {
 464                                 n = (n+1)%cnt;
 465                                 // check also if the link is visible
 466                                 if (l[n].accessKey==key && l[n].scrollWidth) {
 467                                         _hotkeys.focus = n;
 468             // The timeout is needed to prevent unpredictable behaviour on IE.
 469                                         var tmp = function() {l[_hotkeys.focus].focus();};
 470                                         setTimeout(tmp, 0);
 471                                         break;
 472                                 }
 473                         }
 474                         return stopEv(ev);
 475                 }
 476                 if((ev.ctrlKey && key == 13) || key == 27) {
 477                         _hotkeys.alt = false; // cancel link selection
 478                         _hotkeys.focus = -1;
 479                         ev.cancelBubble = true;
 480                         if(ev.stopPropagation) ev.stopPropagation();
 481                         // activate submit/escape form
 482                         for(var j=0; j<this.forms.length; j++) {
 483                                 var form = this.forms[j];
 484                                 for (var i=0; i<form.elements.length; i++){
 485                                         var el = form.elements[i];
 486                                         var asp = el.getAttribute('aspect');
 487
 488                                         if (el.className!='editbutton' && (asp && asp.indexOf('selector') !== -1) && (key==13 || key==27)) {
 489                                                 passBack(key==13 ? el.getAttribute('rel') : false);
 490                                                 ev.returnValue = false;
 491                                                 return false;
 492                                         }
 493                                         if (((asp && asp.indexOf('default') !== -1) && key==13)||((asp && asp.indexOf('cancel') !== -1) && key==27)) {
 494                                                 if (validate(el)) {
 495                                                         if (asp.indexOf('nonajax') !== -1)
 496                                                                 el.click();
 497                                                         else
 498                                                         if (asp.indexOf('process') !== -1)
 499                                                                 JsHttpRequest.request(el, null, 600000);
 500                                                         else
 501                                                                 JsHttpRequest.request(el);
 502                                                 }
 503                                                 ev.returnValue = false;
 504                                                 return false;
 505                                         }
 506                                 }
 507                         }
 508                         ev.returnValue = false;
 509                         return false;
 510                 }
 511                 if (editors && editors[key]) {
 512                         callEditor(key);
 513                         return stopEv(ev); // prevent default binding
 514                 }
 515                 return true;
 516         };
 517         document.onkeyup = function(ev) {
 518                 ev = ev||window.event;
 519                 key = ev.keyCode||ev.which;
 520
 521                 if (_hotkeys.alt==true) {
 522                         if (key == 18) {
 523                                 _hotkeys.alt = false;
 524                                 if (_hotkeys.focus >= 0) {
 525                                         var link = _hotkeys.list[_hotkeys.focus];
 526                                         if(link.onclick)
 527                                                 link.onclick();
 528                                         else
 529                                                 if (link.target=='_blank') {
 530                                                         window.open(link.href,'','toolbar=no,scrollbar=no,resizable=yes,menubar=no,width=900,height=500');
 531                                                         openWindow(link.href,'_blank');
 532                                                 } else
 533                                                         window.location = link.href;
 534                                 }
 535                         return stopEv(ev);
 536                         }
 537                 }
 538                 return true;
 539         }
 540 }
 541
 542 Behaviour.register(inserts);
 543
 544 Behaviour.addLoadEvent(setFocus);
 545 Behaviour.addLoadEvent(setHotKeys);