html/include/focus.js

   1 var browserType;
   2
   3 if (document.layers) {browserType = "nn4"}
   4 if (document.all) {browserType = "ie"}
   5 if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}
   6
   7 netscape = "";
   8 ver= navigator.appVersion; len = ver.length;
   9
  10 for (iln = 0; iln < len; iln++){
  11   if (ver.charAt(iln) == "("){
  12     break;
  13   }
  14 }
  15 netscape= (ver.charAt(iln+1).toUpperCase() != "C");
  16
  17 function keyPress(DnEvents) {
  18   // determines whether Netscape or Internet Explorer
  19   k = (netscape) ? DnEvents.keyCode : window.event.keyCode;
  20   if (k == 13) { // enter key pressed
  21                 if(typeof(nextfield)!='undefined') {
  22                         if(nextfield == 'login') {
  23           return true; // submit, we finished all fields
  24         } else { // we're not done yet, send focus to next box
  25         eval('document.mainform.' + nextfield + '.focus()');
  26         return false;
  27         }
  28         } else {
  29                         if(netscape) {
  30                                 if(DnEvents.target.type == 'textarea') {
  31                                         return true;
  32                                 } else if (DnEvents.target.type != 'submit') {
  33                                         // TAB
  34                                         var thisfield = document.getElementById(DnEvents.target.id);
  35                                         for (i = 0; i < document.forms[0].elements.length; i++) {
  36                                                 if(document.forms[0].elements[i].id==thisfield.id) {
  37                                                         // Last form element on page?
  38                                                         if(i!=document.forms[0].elements.length-1) {
  39                                                                 document.forms[0].elements[i+1].focus();
  40                                                         }
  41                                                 }
  42                                         }
  43                                         return false;
  44                                 } else {
  45                                         return true;
  46                                 }
  47                         // Check for konqueror
  48                         } else if(document.clientWidth) {
  49                                 // do nothing ATM
  50                         } else {
  51                                 if(window.event.srcElement.type == 'textarea') {
  52                                         return true;
  53                                 } else if (window.event.srcElement.type != 'submit') {
  54                                         // TAB
  55                                         var thisfield = document.getElementById(window.event.srcElement.id);
  56                                         for (i = 0; i < document.forms[0].elements.length; i++) {
  57                                                 if(document.forms[0].elements[i].id==thisfield.id) {
  58                                                         // Last form element on page?
  59                                                         if(i!=document.forms[0].elements.length-1) {
  60                                                                 document.forms[0].elements[i+1].focus();
  61                                                         }
  62                                                 }
  63                                         }
  64                                         return false;
  65                                 } else {
  66                                         return true;
  67                                 }
  68                         }
  69                 }
  70         } else if (k==9) {
  71                 // Tab key pressed
  72                 if(netscape) {
  73                         if(DnEvents.target.type == 'textarea') {
  74                                 document.getElementById(DnEvents.target.id).value+="\t";
  75                                 return false;
  76                         }
  77                 // Check for konqueror
  78                 } else if(document.clientWidth) {
  79                         // do nothing ATM
  80                 } else {
  81                         if(window.event.srcElement.type == 'textarea') {
  82                                 document.getElementById(window.event.srcElement.id).value+="\t";
  83                                 return false;
  84                         }
  85                 }
  86         }
  87 }
  88
  89 function changeState(myField) {
  90   document.getElementById(myField).disabled=(document.getElementById(myField).disabled)?false:true;
  91 }
  92
  93 function changeSelectState(triggerField, myField) {
  94   if (document.getElementById(triggerField).value != 2){
  95           document.getElementById(myField).disabled= true;
  96   } else {
  97           document.getElementById(myField).disabled= false;
  98   }
  99 }
 100
 101 function changeSubselectState(triggerField, myField) {
 102   if (document.getElementById(triggerField).checked == true){
 103           document.getElementById(myField).disabled= false;
 104   } else {
 105           document.getElementById(myField).disabled= true;
 106   }
 107 }
 108
 109 function changeTripleSelectState(firstTriggerField, secondTriggerField, myField) {
 110   if (
 111         document.getElementById(firstTriggerField).checked == true &&
 112         document.getElementById(secondTriggerField).checked == true){
 113           document.getElementById(myField).disabled= false;
 114   } else {
 115           document.getElementById(myField).disabled= true;
 116   }
 117 }
 118
 119 <!-- Second field must be non-checked -->
 120 function changeTripleSelectState_2nd_neg(firstTriggerField, secondTriggerField, myField) {
 121   if (
 122         document.getElementById(firstTriggerField).checked == true &&
 123         document.getElementById(secondTriggerField).checked == false){
 124           document.getElementById(myField).disabled= false;
 125   } else {
 126           document.getElementById(myField).disabled= true;
 127   }
 128 }
 129 // work together to analyze keystrokes
 130 if (netscape){
 131   document.captureEvents(Event.KEYPRESS);
 132         document.onkeypress= keyPress;
 133 } else {
 134         document.onkeydown= keyPress;
 135 }
 136
 137 function hide(element) {
 138   if (browserType == "gecko" )
 139      document.poppedLayer = document.getElementById(element);
 140   else if (browserType == "ie")
 141      document.poppedLayer = document.all[element];
 142   else
 143      document.poppedLayer = document.layers[element];
 144   document.poppedLayer.style.visibility = "hidden";
 145 }
 146
 147 function show(element) {
 148   if (browserType == "gecko" )
 149      document.poppedLayer = document.getElementById(element);
 150   else if (browserType == "ie")
 151      document.poppedLayer = document.all[element];
 152   else
 153      document.poppedLayer = document.layers[element];
 154   document.poppedLayer.style.visibility = "visible";
 155 }
 156
 157 function toggle(element) {
 158   if (browserType == "gecko" )
 159      document.poppedLayer = document.getElementById(element);
 160   else if (browserType == "ie")
 161      document.poppedLayer = document.all[element];
 162   else
 163      document.poppedLayer = document.layers[element];
 164
 165   if (document.poppedLayer.style.visibility == "visible")
 166           hide (element);
 167   else
 168           show (element);
 169
 170 }
 171
 172 function popup(target, name) {
 173         var mypopup=
 174                 window.open(
 175                         target,
 176                         name,
 177                         "width=600,height=700,location=no,toolbar=no,directories=no,menubar=no,status=no,scrollbars=yes"
 178                 );
 179         mypopup.focus();
 180         return false;
 181 }
 182
 183 function js_check(form) {
 184         form.javascript.value = 'true';
 185 }
 186
 187 // vim:ts=2:syntax