keycode.js

来自「Jbuilder2006开发的严格按MVC设计模式组织开发过程」· JavaScript 代码 · 共 30 行

function $getKeyCode_esc(){return 27;}
function $getKeyCode_space(){return 32;}
function $getKeyCode_enter(){return 13;}

function getNextWebControl(seq){
var minSeq=1;
var maxSeq=1;
var nextSeq=parseInt(seq)+1;
for(var i=0;i<document.forms.length;i++){
  for(var j=0;j<document.forms[i].elements.length;j++){
    if(typeof(document.forms[i].elements[j].tabSequence)!='undefined'){
      if(document.forms[i].elements[j].tabSequence<minSeq){minSeq=document.forms[i].elements[j].tabSequence;}
      if(document.forms[i].elements[j].tabSequence>maxSeq){maxSeq=document.forms[i].elements[j].tabSequence;}
    }
  }
}
if(minSeq<1)minSeq=1;
if(nextSeq>maxSeq){nextSeq=minSeq;}
for(var i=0;i<document.forms.length;i++){
  for(var j=0;j<document.forms[i].elements.length;j++){
    if(typeof(document.forms[i].elements[j].tabSequence)!='undefined'){
      if(document.forms[i].elements[j].tabSequence==nextSeq){
        document.forms[i].elements[j].select();
        window.event.keyCode=0;
      }
    }
  }
}
}