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         'focus': -1             // currently selected indeks of document.links
  15 };
  16
  17 function debug(msg) {
  18     box = document.getElementById('msgbox')
  19         box.innerHTML= box.innerHTML+'<br>'+msg
  20 }
  21
  22 function progbar() {
  23         box = document.getElementById('msgbox');
  24     box.innerHTML= "<center><table width='98%' border='1' cellpadding=3 "
  25         +"bordercolor='#007700' style='border-collapse: collapse'>"
  26         +"<tr><td align='center' bgcolor='#ccffcc' >"
  27                 +"<img src='"+user.theme+"images/progressbar.gif' alt='"
  28                 +user.loadtxt+"' /></td></tr></table></center><br>";
  29         box.style.display = 'block';
  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("input");
  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                   if (button && (this.value != this.getAttribute('_last'))) {
  72                         JsHttpRequest.request(button);
  73                   } else if(this.className=='combo2') {
  74                                 this.style.display = 'none';
  75                                 select.style.display = 'inline';
  76                                 setFocus(select);
  77                   }
  78                   return false;
  79                 };
  80                 e.onkeyup = function(ev) {
  81                         var select = document.getElementsByName(this.getAttribute('rel'))[0];
  82                         if(select && select.selectedIndex>=0) {
  83                           var len = select.length;
  84                           var byid = this.className=='combo';
  85                           var ac = this.value.toUpperCase();
  86                           select.options[select.selectedIndex].selected = false;
  87                           for (i = 0; i < len; i++) {
  88                                 var txt = byid ? select.options[i].value : select.options[i].text;
  89                                 if (txt.toUpperCase().indexOf(ac) >= 0) {
  90                                   select.options[i].selected = true;
  91                                   break;
  92                                 }
  93                           }
  94                         }
  95                 };
  96         e.onkeydown = function(ev) {
  97                         ev = ev||window.event;
  98                         key = ev.keyCode||ev.which;
  99                         if(key == 13) {
 100                           this.blur();
 101                           return false;
 102                         }
 103                 }
 104 }
 105
 106 function _update_box(s) {
 107         var byid = s.className=='combo';
 108         var rel = s.getAttribute('rel');
 109         var box = document.getElementsByName(rel)[0];
 110                 if(box && s.selectedIndex>=0) {
 111                           var opt = s.options[s.selectedIndex];
 112                                 if(box) {
 113                                   box.value = byid ? opt.value : opt.text;
 114                                   box.setAttribute('_last', box.value);
 115                                 }
 116                 }
 117 }
 118
 119 function _set_combo_select(e) {
 120                 // When combo position is changed via js (eg from searchbox)
 121                 // no onchange event is generated. To ensure proper change
 122                 // signaling we must track selectedIndex in onblur handler.
 123                 e.setAttribute('_last', e.selectedIndex);
 124                 e.onblur = function() {
 125                         if(this.className=='combo')
 126                             _update_box(this);
 127                         if (this.selectedIndex != this.getAttribute('_last'))
 128                                 this.onchange();
 129                 }
 130                 e.onchange = function() {
 131                         var s = this;
 132                         this.setAttribute('_last', this.selectedIndex);
 133                         if(s.className=='combo')
 134                             _update_box(s);
 135                         if(s.selectedIndex>=0) {
 136                                  var sname = '_'+s.name+'_update';
 137                                  var update = document.getElementsByName(sname)[0];
 138                                  if(update) {
 139                                             JsHttpRequest.request(update);
 140                                 }
 141                         }
 142                         return true;
 143                 }
 144                 e.onkeydown = function(event) {
 145                     event = event||window.event;
 146                     key = event.keyCode||event.which;
 147                     var box = document.getElementsByName(this.getAttribute('rel'))[0];
 148                     if (box && key == 32 && this.className == 'combo2') {
 149                             this.style.display = 'none';
 150                             box.style.display = 'inline';
 151                                 box.value='';
 152                                 setFocus(box);
 153                             return false;
 154                          }
 155                         if (this.getAttribute('aspect') == 'editable' && key==115) {
 156                                 // F4: call related database editor - not available in non-js fallback mode
 157                                 JsHttpRequest.request('_'+this.name+'_editor', this.form);
 158                                 return false; // prevent default binding
 159                                 // TODO: stopPropagation when needed
 160                         }
 161                 }
 162 }
 163
 164 /*
 165  Behaviour definitions
 166 */
 167 var inserts = {
 168         'form': function(e) {
 169                 e.onkeydown = function(ev) {
 170                         ev = ev||window.event;
 171                         key = ev.keyCode||ev.which;
 172                         if((ev.ctrlKey && key == 13) || key == 27) {
 173                                 ev.cancelBubble = true;
 174                         if(ev.stopPropagation) ev.stopPropagation();
 175                                 // activate submit/escape form
 176                                 for (var i=0; i<this.elements.length; i++){
 177                                         var asp = this.elements[i].getAttribute('aspect');
 178                                         if ((asp=='default' && key==13)||(asp=='cancel' && key==27))
 179                                                 JsHttpRequest.request(this.elements[i]);
 180                                 }
 181
 182                                 ev.returnValue = false;
 183                                 return false;
 184                         }
 185                         return true;
 186                 }
 187         },
 188         'input': function(e) {
 189                 if(e.onfocus==undefined) {
 190                         e.onfocus = function() {
 191                             save_focus(this);
 192                                 if (this.className == 'combo')
 193                                         this.select();
 194                         };
 195                 }
 196                 if (e.className == 'combo' || e.className == 'combo2') {
 197                                 _set_combo_input(e);
 198                 }
 199                 else
 200                 if(e.type == 'text' ) {
 201                                 e.onkeydown = function(ev) {
 202                                         ev = ev||window.event;
 203                                         key = ev.keyCode||ev.which;
 204                                         if(key == 13) {
 205                                                 if(e.className == 'searchbox') e.onblur();
 206                                                 return false;
 207                                         }
 208                                         return true;
 209                                 }
 210                         }
 211         },
 212         'input.combo2,input[aspect="fallback"]':
 213         function(e) {
 214             // this hides search button for js enabled browsers
 215             e.style.display = 'none';
 216         },
 217         'div.js_only':
 218         function(e) {
 219             // this shows divs for js enabled browsers only
 220             e.style.display = 'block';
 221         },
 222 //      '.ajaxsubmit,.editbutton,.navibutton': // much slower on IE7
 223         'button.ajaxsubmit,input.ajaxsubmit,input.editbutton,button.navibutton':
 224         function(e) {
 225             e.onclick = function() {
 226                         if (this.getAttribute('aspect') == 'process')
 227                                 progbar();
 228                     save_focus(this);
 229                         JsHttpRequest.request(this);
 230                         return false;
 231             }
 232         },
 233     '.amount': function(e) {
 234                 if(e.onblur==undefined) {
 235                   e.onblur = function() {
 236                         var dec = this.getAttribute("dec");
 237                         price_format(this.name, get_amount(this.name), dec);
 238                   };
 239                 }
 240         },
 241         '.searchbox': // emulated onchange event handling for text inputs
 242                 function(e) {
 243                         e.setAttribute('_last_val', e.value);
 244                         e.setAttribute('autocomplete', 'off'); //must be off when calling onblur
 245                         e.onblur = function() {
 246                                 var val = this.getAttribute('_last_val');
 247                                 if (val != this.value) {
 248                                         this.setAttribute('_last_val', this.value);
 249                                         JsHttpRequest.request('_'+this.name+'_changed', this.form);
 250                                 }
 251                         }
 252 /*              e.onkeydown = function(ev) {
 253                                 ev = ev||window.event;
 254                                 key = ev.keyCode||ev.which;
 255                                 if (key == 13 && (this.value != this.getAttribute('_last_val'))) {
 256                                         this.blur();
 257                                         return false;
 258                                 }
 259                         }
 260 */              },
 261         'select': function(e) {
 262                 if(e.onfocus==undefined) {
 263                         e.onfocus = function() {
 264                             save_focus(this);
 265                         };
 266                   var c = e.className;
 267                   if (c == 'combo' || c == 'combo2')
 268                         _set_combo_select(e);
 269                 }
 270         },
 271         'textarea,a': function(e) {
 272                 if(e.onfocus==undefined) {
 273                         e.onfocus = function() {
 274                             save_focus(this);
 275                         };
 276                         e.onmouseover = function(e) {
 277                         setFocus(this);
 278                                 return false;
 279                         }
 280                 }
 281         },
 282         'a.printlink':  function(l) {
 283                 l.onclick = function() {
 284                     save_focus(this);
 285                         JsHttpRequest.request(this);
 286                         return false;
 287                 }
 288         },
 289         'a': function(e) { // traverse menu
 290                 e.onkeydown = function(ev) {
 291                         ev = ev||window.event;
 292                         key = ev.keyCode||ev.which;
 293                         if(key==37 || key==38 || key==39 || key==40) {
 294                                         move_focus(key, e, document.links);
 295                                         ev.returnValue = false;
 296                                         return false;
 297                         }
 298                 }
 299         },
 300         'ul.ajaxtabs':  function(ul) {
 301             var ulist=ul.getElementsByTagName("li");
 302             for (var x=0; x<ulist.length; x++){ //loop through each LI e
 303                 var ulistlink=ulist[x].getElementsByTagName("input")[0];
 304                 if(ulistlink.onclick==undefined) {
 305 // ?  var modifiedurl=ulistlink.getAttribute("href").replace(/^http:\/\/[^\/]+\//i, "http://"+window.location.hostname+"/")
 306                     var url = ulistlink.form.action
 307                     ulistlink.onclick=function(){
 308                         _expand(this);
 309                         return false;
 310                     }
 311                 }
 312             }
 313         },
 314 /*      'tr.editrow': function(e) {
 315                         e.onkeydown = function(ev) {
 316                         ev = ev||window.event;
 317                         key = ev.keyCode||ev.which;
 318                         if(key == 13) {
 319                           // Find & click additem/update button
 320
 321                         } else  if(key == 27) {
 322                           return false;
 323                         }
 324                 }
 325
 326         },
 327 */      '#msgbox': function(e) {
 328         // this is to avoid changing div height after ajax update in IE7
 329           e.style.display = e.innerHTML.length ? 'block' : 'none';
 330         }
 331 /* TODO
 332         'a.date_picker':  function(e) {
 333             // this un-hides data picker for js enabled browsers
 334             e.href = date_picker(this.getAttribute('rel'));
 335             e.style.display = '';
 336             e.tabindex = -1; // skip in tabbing order
 337         }
 338 */
 339 };
 340 function stopEv(ev) {
 341                         ev.returnValue = false;
 342                         ev.cancelBubble = true;
 343                         if(ev.preventDefault) ev.preventDefault();
 344                         return false;
 345 }
 346 /*
 347         Modified accesskey system. While Alt key is pressed letter keys moves
 348         focus to next marked link. Alt key release activates focused link.
 349 */
 350 function setHotKeys() {
 351         document.onkeydown = function(ev) {
 352                 ev = ev||window.event;
 353                 key = ev.keyCode||ev.which;
 354                 if (key == 18 && !ev.ctrlKey) { // start selection, skip Win AltGr
 355                         _hotkeys.alt = true;
 356                         _hotkeys.focus = -1;
 357                         return stopEv(ev);
 358                 } else
 359                 if (key == 27) { // cancel selection
 360                         _hotkeys.alt = false;
 361                         _hotkeys.focus = -1;
 362                         return stopEv(ev);
 363                 }
 364                 else if (_hotkeys.alt && ((key>47 && key<58) || (key>64 && key<91))) {
 365                         var n = _hotkeys.focus;
 366                         var l = document.links;
 367                         var cnt = l.length;
 368                         key = String.fromCharCode(key);
 369                         for (var i=0; i<cnt; i++) {
 370                                 n = (n+1)%cnt;
 371                                 // check also if the link is visible
 372                                 if (l[n].accessKey==key && l[n].scrollWidth) {
 373                                         _hotkeys.focus = n;
 374             // The timeout is needed to prevent unpredictable behaviour on IE.
 375                                         var tmp = function() {document.links[_hotkeys.focus].focus();};
 376                                         setTimeout(tmp, 0);
 377                                         break;
 378                                 }
 379                         }
 380                         return stopEv(ev);
 381                 }
 382                 return true;
 383         };
 384         document.onkeyup = function(ev) {
 385                 if (_hotkeys.alt==true) {
 386                         ev = ev||window.event;
 387                         key = ev.keyCode||ev.which;
 388
 389                         if (key == 18) {
 390                                 _hotkeys.alt = false;
 391                                 if (_hotkeys.focus>=0) {
 392                                         var link = document.links[_hotkeys.focus];
 393                                         if (link.target=='_blank') {
 394 //                                              window.open(link.href,'','toolbar=no,scrollbar=no,resizable=yes,menubar=no,width=900,height=500');
 395                                                 openWindow(link.href,'_blank');
 396                                         } else
 397                                                 window.location = link.href;
 398                                 }
 399                         }
 400                         return stopEv(ev);
 401                 }
 402                 return true;
 403         }
 404 }
 405
 406 Behaviour.register(inserts);
 407
 408 Behaviour.addLoadEvent(setFocus);
 409 Behaviour.addLoadEvent(setHotKeys);