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.name);
  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.name);
 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 // here ctrl-enter/escape support
 176                                 ev.returnValue = false;
 177                                 return false;
 178                         }
 179                         return true;
 180                 }
 181         },
 182         'input': function(e) {
 183                 if(e.onfocus==undefined) {
 184                         e.onfocus = function() {
 185                             save_focus(this);
 186                                 if (this.className == 'combo')
 187                                         this.select();
 188                         };
 189                 }
 190                 if (e.className == 'combo' || e.className == 'combo2') {
 191                                 _set_combo_input(e);
 192                 }
 193                 else
 194                 if(e.type == 'text' ) {
 195                                 e.onkeydown = function(ev) {
 196                                         ev = ev||window.event;
 197                                         key = ev.keyCode||ev.which;
 198                                         if(key == 13) {
 199                                                 if(e.className == 'searchbox') e.onblur();
 200                                                 return false;
 201                                         }
 202                                         return true;
 203                                 }
 204                         }
 205         },
 206         'input.combo2,input[aspect="fallback"]':
 207         function(e) {
 208             // this hides search button for js enabled browsers
 209             e.style.display = 'none';
 210         },
 211         'div.js_only':
 212         function(e) {
 213             // this shows divs for js enabled browsers only
 214             e.style.display = 'block';
 215         },
 216 //      '.ajaxsubmit,.editbutton,.navibutton': // much slower on IE7
 217         'button.ajaxsubmit,input.ajaxsubmit,input.editbutton,button.navibutton':
 218         function(e) {
 219             e.onclick = function() {
 220                         if (this.getAttribute('aspect') == 'process')
 221                                 progbar();
 222                     save_focus(this);
 223                         JsHttpRequest.request(this);
 224                         return false;
 225             }
 226         },
 227     '.amount': function(e) {
 228                 if(e.onblur==undefined) {
 229                   e.onblur = function() {
 230                         var dec = this.getAttribute("dec");
 231                         price_format(this.name, get_amount(this.name), dec);
 232                   };
 233                 }
 234         },
 235         '.searchbox': // emulated onchange event handling for text inputs
 236                 function(e) {
 237                         e.setAttribute('_last_val', e.value);
 238                         e.setAttribute('autocomplete', 'off'); //must be off when calling onblur
 239                         e.onblur = function() {
 240                                 var val = this.getAttribute('_last_val');
 241                                 if (val != this.value) {
 242                                         this.setAttribute('_last_val', this.value);
 243                                         JsHttpRequest.request('_'+this.name+'_changed', this.form);
 244                                 }
 245                         }
 246 /*              e.onkeydown = function(ev) {
 247                                 ev = ev||window.event;
 248                                 key = ev.keyCode||ev.which;
 249                                 if (key == 13 && (this.value != this.getAttribute('_last_val'))) {
 250                                         this.blur();
 251                                         return false;
 252                                 }
 253                         }
 254 */              },
 255         'select': function(e) {
 256                 if(e.onfocus==undefined) {
 257                         e.onfocus = function() {
 258                             save_focus(this);
 259                         };
 260                   var c = e.className;
 261                   if (c == 'combo' || c == 'combo2')
 262                         _set_combo_select(e);
 263                 }
 264         },
 265         'textarea,a': function(e) {
 266                 if(e.onfocus==undefined) {
 267                         e.onfocus = function() {
 268                             save_focus(this);
 269                         };
 270                 }
 271         },
 272         'a.printlink':  function(l) {
 273                 l.onclick = function() {
 274                     save_focus(this);
 275                         JsHttpRequest.request(this);
 276                         return false;
 277                 }
 278         },
 279         'ul.ajaxtabs':  function(ul) {
 280             var ulist=ul.getElementsByTagName("li");
 281             for (var x=0; x<ulist.length; x++){ //loop through each LI e
 282                 var ulistlink=ulist[x].getElementsByTagName("input")[0];
 283                 if(ulistlink.onclick==undefined) {
 284 // ?  var modifiedurl=ulistlink.getAttribute("href").replace(/^http:\/\/[^\/]+\//i, "http://"+window.location.hostname+"/")
 285                     var url = ulistlink.form.action
 286                     ulistlink.onclick=function(){
 287                         _expand(this);
 288                         return false;
 289                     }
 290                 }
 291             }
 292         },
 293         '#msgbox': function(e) {
 294         // this is to avoid changing div height after ajax update in IE7
 295           e.style.display = e.innerHTML.length ? 'block' : 'none';
 296         }
 297 /* TODO
 298         'a.date_picker':  function(e) {
 299             // this un-hides data picker for js enabled browsers
 300             e.href = date_picker(this.getAttribute('rel'));
 301             e.style.display = '';
 302             e.tabindex = -1; // skip in tabbing order
 303         }
 304 */
 305 };
 306 function stopEv(ev) {
 307                         ev.returnValue = false;
 308                         ev.cancelBubble = true;
 309                         if(ev.preventDefault) ev.preventDefault();
 310                         return false;
 311 }
 312 /*
 313         Modified accesskey system. While Alt key is pressed letter keys moves
 314         focus to next marked link. Alt key release activates focused link.
 315 */
 316 function setHotKeys() {
 317         document.onkeydown = function(ev) {
 318                 ev = ev||window.event;
 319                 key = ev.keyCode||ev.which;
 320                 if (key == 18 && !ev.ctrlKey) { // start selection, skip Win AltGr
 321                         _hotkeys.alt = true;
 322                         _hotkeys.focus = -1;
 323                         return stopEv(ev);
 324                 } else
 325                 if (key == 27) { // cancel selection
 326                         _hotkeys.alt = false;
 327                         _hotkeys.focus = -1;
 328                         return stopEv(ev);
 329                 }
 330                 else if (_hotkeys.alt && ((key>47 && key<58) || (key>64 && key<91))) {
 331                         var n = _hotkeys.focus;
 332                         var l = document.links;
 333                         var cnt = l.length;
 334                         key = String.fromCharCode(key);
 335                         for (var i=0; i<cnt; i++) {
 336                                 n = (n+1)%cnt;
 337                                 // check also if the link is visible
 338                                 if (l[n].accessKey==key && l[n].scrollWidth) {
 339                                         _hotkeys.focus = n;
 340             // The timeout is needed to prevent unpredictable behaviour on IE.
 341                                         var tmp = function() {document.links[_hotkeys.focus].focus();};
 342                                         setTimeout(tmp, 0);
 343                                         break;
 344                                 }
 345                         }
 346                         return stopEv(ev);
 347                 }
 348                 return true;
 349         };
 350         document.onkeyup = function(ev) {
 351                 if (_hotkeys.alt==true) {
 352                         ev = ev||window.event;
 353                         key = ev.keyCode||ev.which;
 354
 355                         if (key == 18) {
 356                                 _hotkeys.alt = false;
 357                                 if (_hotkeys.focus>=0) {
 358                                         var link = document.links[_hotkeys.focus];
 359                                         if (link.target=='_blank') {
 360 //                                              window.open(link.href,'','toolbar=no,scrollbar=no,resizable=yes,menubar=no,width=900,height=500');
 361                                                 openWindow(link.href,'_blank');
 362                                         } else
 363                                                 window.location = link.href;
 364                                 }
 365                         }
 366                         return stopEv(ev);
 367                 }
 368                 return true;
 369         }
 370 }
 371
 372 Behaviour.register(inserts);
 373
 374 Behaviour.addLoadEvent(setFocus);
 375 Behaviour.addLoadEvent(setHotKeys);