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 save_focus(e) {
  18   _focus = e.name||e.id;
  19   var h = document.getElementById('hints');
  20   if (h) {
  21         h.style.display = e.title && e.title.length ? 'inline' : 'none';
  22         h.innerHTML = e.title ? e.title : '';
  23   }
  24 }
  25
  26 function _expand(tabobj) {
  27
  28   var ul = tabobj.parentNode.parentNode;
  29   var alltabs=ul.getElementsByTagName("input");
  30   var frm = tabobj.form;
  31
  32   if (ul.getAttribute("rel")){
  33         for (var i=0; i<alltabs.length; i++){
  34           alltabs[i].className = "ajaxbutton"  //deselect all tabs
  35         }
  36         tabobj.className = "current";
  37         JsHttpRequest.request(tabobj)
  38   }
  39 }
  40
  41 //interface for selecting a tab (plus expand corresponding content)
  42 function expandtab(tabcontentid, tabnumber) {
  43   var tabs = document.getElementById(tabcontentid);
  44  _expand(tabs.getElementsByTagName("input")[tabnumber]);
  45 }
  46
  47 function _set_combo_input(e) {
  48                 e.setAttribute('_last', e.value);
  49                 e.onblur=function() {
  50                   var but_name = this.name.substring(0, this.name.length-4)+'button';
  51                   var button = document.getElementsByName(but_name)[0];
  52                   var select = document.getElementsByName(this.getAttribute('rel'))[0];
  53                   save_focus(select);
  54 // submit request if there is submit_on_change option set and
  55 // search field has changed.
  56                   if (button && (this.value != this.getAttribute('_last'))) {
  57                         JsHttpRequest.request(button);
  58                   } else if(this.className=='combo2') {
  59                                 this.style.display = 'none';
  60                                 select.style.display = 'inline';
  61                                 setFocus(select);
  62                   }
  63                   return false;
  64                 };
  65                 e.onkeyup = function(ev) {
  66                         var select = document.getElementsByName(this.getAttribute('rel'))[0];
  67                         if(select && select.selectedIndex>=0) {
  68                           var len = select.length;
  69                           var byid = this.className=='combo';
  70                           var ac = this.value.toUpperCase();
  71                           select.options[select.selectedIndex].selected = false;
  72                           for (i = 0; i < len; i++) {
  73                                 var txt = byid ? select.options[i].value : select.options[i].text;
  74                                 if (txt.toUpperCase().indexOf(ac) >= 0) {
  75                                   select.options[i].selected = true;
  76                                   break;
  77                                 }
  78                           }
  79                         }
  80                 };
  81         e.onkeydown = function(ev) {
  82                         ev = ev||window.event;
  83                         key = ev.keyCode||ev.which;
  84                         if(key == 13) {
  85                           this.blur();
  86                           return false;
  87                         }
  88                 }
  89 }
  90
  91 function _update_box(s) {
  92         var byid = s.className=='combo';
  93         var rel = s.getAttribute('rel');
  94         var box = document.getElementsByName(rel)[0];
  95                 if(box && s.selectedIndex>=0) {
  96                           var opt = s.options[s.selectedIndex];
  97                                 if(box) {
  98                                   box.value = byid ? opt.value : opt.text;
  99                                   box.setAttribute('_last', box.value);
 100                                 }
 101                 }
 102 }
 103
 104 function _set_combo_select(e) {
 105                 // When combo position is changed via js (eg from searchbox)
 106                 // no onchange event is generated. To ensure proper change
 107                 // signaling we must track selectedIndex in onblur handler.
 108                 e.setAttribute('_last', e.selectedIndex);
 109                 e.onblur = function() {
 110                         if(this.className=='combo')
 111                             _update_box(this);
 112                         if (this.selectedIndex != this.getAttribute('_last'))
 113                                 this.onchange();
 114                 }
 115                 e.onchange = function() {
 116                         var s = this;
 117                         this.setAttribute('_last', this.selectedIndex);
 118                         if(s.className=='combo')
 119                             _update_box(s);
 120                         if(s.selectedIndex>=0) {
 121                                  var sname = '_'+s.name+'_update';
 122                                  var update = document.getElementsByName(sname)[0];
 123                                  if(update) {
 124                                             JsHttpRequest.request(update);
 125                                 }
 126                         }
 127                         return true;
 128                 }
 129                 e.onkeydown = function(event) {
 130                     event = event||window.event;
 131                     key = event.keyCode||event.which;
 132                     var box = document.getElementsByName(this.getAttribute('rel'))[0];
 133                     if (box && key == 32 && this.className == 'combo2') {
 134                             this.style.display = 'none';
 135                             box.style.display = 'inline';
 136                                 box.value='';
 137                                 setFocus(box);
 138                             return false;
 139                          }
 140                         if (this.getAttribute('aspect') == 'editable' && key==115) {
 141                                 // F4: call related database editor - not available in non-js fallback mode
 142                                 JsHttpRequest.request('_'+this.name+'_editor', this.form);
 143                                 return false; // prevent default binding
 144                                 // TODO: stopPropagation when needed
 145                         }
 146                 }
 147 }
 148
 149 /*
 150  Behaviour definitions
 151 */
 152 var inserts = {
 153         'input': function(e) {
 154                 if(e.onfocus==undefined) {
 155                         e.onfocus = function() {
 156                             save_focus(this);
 157                                 if (this.className == 'combo')
 158                                         this.select();
 159                         };
 160                 }
 161                 if (e.className == 'combo' || e.className == 'combo2') {
 162                                 _set_combo_input(e);
 163                 }
 164                 else
 165                 if(e.type == 'text' ) {
 166                                 e.onkeydown = function(ev) {
 167                                         ev = ev||window.event;
 168                                         key = ev.keyCode||ev.which;
 169                                         if(key == 13) {
 170                                                 if(e.className == 'searchbox') e.onblur();
 171                                                 return false;
 172                                         }
 173                                         return true;
 174                                 }
 175                         }
 176         },
 177         'input.combo2,input[aspect="fallback"]':
 178         function(e) {
 179             // this hides search button for js enabled browsers
 180             e.style.display = 'none';
 181         },
 182         'div.js_only':
 183         function(e) {
 184             // this shows divs for js enabled browsers only
 185             e.style.display = 'block';
 186         },
 187 //      '.ajaxsubmit,.editbutton,.navibutton': // much slower on IE7
 188         'button.ajaxsubmit,input.ajaxsubmit,input.editbutton,button.editbutton,button.navibutton':
 189         function(e) {
 190                     e.onclick = function() {
 191                             save_focus(e);
 192                                         if (e.getAttribute('aspect') == 'process')
 193                                                 JsHttpRequest.request(this, null, 30000);
 194                                         else
 195                                                 JsHttpRequest.request(this);
 196                                 return false;
 197                     }
 198         },
 199 /*      'button': function(e) {
 200                 if (e.name) {
 201                         var func = _validate[e.name];
 202                         var old = e.onclick;
 203                         if(func) {
 204                                 if (typeof old != 'function') {
 205                                         e.onclick = func;
 206                                 } else {
 207                                         e.onclick = function() {
 208                                                 if(func())
 209                                                         { old(); return true;}
 210                                                 else
 211                                                         return false;
 212                                         }
 213                                 }
 214                         }
 215                 }
 216         },
 217 */    '.amount': function(e) {
 218                 if(e.onblur==undefined) {
 219                   e.onblur = function() {
 220                         var dec = this.getAttribute("dec");
 221                         price_format(this.name, get_amount(this.name), dec);
 222                   };
 223                 }
 224         },
 225         '.searchbox': // emulated onchange event handling for text inputs
 226                 function(e) {
 227                         e.setAttribute('_last_val', e.value);
 228                         e.setAttribute('autocomplete', 'off'); //must be off when calling onblur
 229                         e.onblur = function() {
 230                                 var val = this.getAttribute('_last_val');
 231                                 if (val != this.value) {
 232                                         this.setAttribute('_last_val', this.value);
 233                                         JsHttpRequest.request('_'+this.name+'_changed', this.form);
 234                                 }
 235                         }
 236                 },
 237         'select': function(e) {
 238                 if(e.onfocus==undefined) {
 239                         e.onfocus = function() {
 240                             save_focus(this);
 241                         };
 242                   var c = e.className;
 243                   if (c == 'combo' || c == 'combo2')
 244                         _set_combo_select(e);
 245                 }
 246         },
 247         'textarea,a': function(e) {
 248                 if(e.onfocus==undefined) {
 249                         e.onfocus = function() {
 250                             save_focus(this);
 251                         };
 252                         e.onmouseover = function(e) {
 253                         setFocus(this);
 254                                 return false;
 255                         }
 256                 }
 257         },
 258         'a.printlink':  function(l) {
 259                 l.onclick = function() {
 260                     save_focus(this);
 261                         JsHttpRequest.request(this);
 262                         return false;
 263                 }
 264         },
 265         'a': function(e) { // traverse menu
 266                 e.onkeydown = function(ev) {
 267                         ev = ev||window.event;
 268                         key = ev.keyCode||ev.which;
 269                         if(key==37 || key==38 || key==39 || key==40) {
 270                                         move_focus(key, e, document.links);
 271                                         ev.returnValue = false;
 272                                         return false;
 273                         }
 274                 }
 275         },
 276         'ul.ajaxtabs':  function(ul) {
 277             var ulist=ul.getElementsByTagName("li");
 278             for (var x=0; x<ulist.length; x++){ //loop through each LI e
 279                 var ulistlink=ulist[x].getElementsByTagName("input")[0];
 280                 if(ulistlink.onclick==undefined) {
 281 // ?  var modifiedurl=ulistlink.getAttribute("href").replace(/^http:\/\/[^\/]+\//i, "http://"+window.location.hostname+"/")
 282                     var url = ulistlink.form.action
 283                     ulistlink.onclick=function(){
 284                         _expand(this);
 285                         return false;
 286                     }
 287                 }
 288             }
 289         },
 290 /*      'tr.editrow': function(e) {
 291                         e.onkeydown = function(ev) {
 292                         ev = ev||window.event;
 293                         key = ev.keyCode||ev.which;
 294                         if(key == 13) {
 295                           // Find & click additem/update button
 296
 297                         } else  if(key == 27) {
 298                           return false;
 299                         }
 300                 }
 301
 302         },
 303 *//*    '#msgbox': function(e) {
 304         // this is to avoid changing div height after ajax update in IE7
 305           e.style.display = e.innerHTML.length ? 'block' : 'none';
 306         }
 307 *//* TODO
 308         'a.date_picker':  function(e) {
 309             // this un-hides data picker for js enabled browsers
 310             e.href = date_picker(this.getAttribute('rel'));
 311             e.style.display = '';
 312             e.tabindex = -1; // skip in tabbing order
 313         }
 314 */
 315 };
 316 function stopEv(ev) {
 317                         ev.returnValue = false;
 318                         ev.cancelBubble = true;
 319                         if(ev.preventDefault) ev.preventDefault();
 320                         return false;
 321 }
 322 /*
 323         Modified accesskey system. While Alt key is pressed letter keys moves
 324         focus to next marked link. Alt key release activates focused link.
 325 */
 326 function setHotKeys() {
 327         document.onkeydown = function(ev) {
 328                 ev = ev||window.event;
 329                 key = ev.keyCode||ev.which;
 330                 if (key == 18 && !ev.ctrlKey) { // start selection, skip Win AltGr
 331                         _hotkeys.alt = true;
 332                         _hotkeys.focus = -1;
 333                         return stopEv(ev);
 334                 }
 335                 else if (_hotkeys.alt && ((key>47 && key<58) || (key>64 && key<91))) {
 336                         var n = _hotkeys.focus;
 337                         var l = document.links;
 338                         var cnt = l.length;
 339                         key = String.fromCharCode(key);
 340                         for (var i=0; i<cnt; i++) {
 341                                 n = (n+1)%cnt;
 342                                 // check also if the link is visible
 343                                 if (l[n].accessKey==key && l[n].scrollWidth) {
 344                                         _hotkeys.focus = n;
 345             // The timeout is needed to prevent unpredictable behaviour on IE.
 346                                         var tmp = function() {document.links[_hotkeys.focus].focus();};
 347                                         setTimeout(tmp, 0);
 348                                         break;
 349                                 }
 350                         }
 351                         return stopEv(ev);
 352                 }
 353                 if((ev.ctrlKey && key == 13) || key == 27) {
 354                         _hotkeys.alt = false; // cancel link selection
 355                         _hotkeys.focus = -1;
 356                         ev.cancelBubble = true;
 357                         if(ev.stopPropagation) ev.stopPropagation();
 358                         // activate submit/escape form
 359                         for(var j=0; j<this.forms.length; j++) {
 360                                 var form = this.forms[j];
 361                                 for (var i=0; i<form.elements.length; i++){
 362                                         var el = form.elements[i];
 363                                         var asp = el.getAttribute('aspect');
 364                                         if ((asp=='default' && key==13)||(asp=='cancel' && key==27)) {
 365                                                 JsHttpRequest.request(el);
 366                                                 ev.returnValue = false;
 367                                                 return false;
 368                                         }
 369                                 }
 370                         }
 371                         ev.returnValue = false;
 372                         return false;
 373                 }
 374                 return true;
 375         };
 376         document.onkeyup = function(ev) {
 377                 if (_hotkeys.alt==true) {
 378                         ev = ev||window.event;
 379                         key = ev.keyCode||ev.which;
 380
 381                         if (key == 18) {
 382                                 _hotkeys.alt = false;
 383                                 if (_hotkeys.focus>=0) {
 384                                         var link = document.links[_hotkeys.focus];
 385                                         if(link.onclick)
 386                                                 link.onclick();
 387                                         else
 388                                                 if (link.target=='_blank') {
 389                                                         window.open(link.href,'','toolbar=no,scrollbar=no,resizable=yes,menubar=no,width=900,height=500');
 390                                                         openWindow(link.href,'_blank');
 391                                                 } else
 392                                                         window.location = link.href;
 393                                 }
 394                         return stopEv(ev);
 395                         }
 396                 }
 397                 return true;
 398         }
 399 }
 400
 401 Behaviour.register(inserts);
 402
 403 Behaviour.addLoadEvent(setFocus);
 404 Behaviour.addLoadEvent(setHotKeys);