在表单中模拟键盘输入，可以用做银行账号输入

2014-10-06 网页编程网 网页编程网

<html>
<head>
<SCRIPT>
//定义当前是否大写的状态
window.onload=
   function()
   {
       password1=null;
       initCalc();
   }

var CapsLockValue=0;

var check;
function setVariables() {
tablewidth=630; // logo width, in pixels
tableheight=20; // logo height, in pixels
if (navigator.appName == "Netscape") {
horz=".left";
vert=".top";
docStyle="document.";
styleDoc="";
innerW="window.innerWidth";
innerH="window.innerHeight";
offsetX="window.pageXOffset";
offsetY="window.pageYOffset";
}
else {
horz=".pixelLeft";
vert=".pixelTop";
docStyle="";
styleDoc=".style";
innerW="document.body.clientWidth";
innerH="document.body.clientHeight";
offsetX="document.body.scrollLeft";
offsetY="document.body.scrollTop";
}
}
function checkLocation() {
if (check) {
objectXY="softkeyboard";
var availableX=eval(innerW);
var availableY=eval(innerH);
var currentX=eval(offsetX);
var currentY=eval(offsetY);
x=availableX-tablewidth+currentX;
//y=availableY-tableheight+currentY;
y=currentY;

evalMove();
}
setTimeout("checkLocation()",0);
}
function evalMove() {
//eval(docStyle + objectXY + styleDoc + horz + "=" + x);
eval(docStyle + objectXY + styleDoc + vert + "=" + y);

}

   self.onError=null;
   currentX = currentY = 0;
   whichIt = null;
   lastScrollX = 0; lastScrollY = 0;
   NS = (document.layers) ? 1 : 0;
   IE = (document.all) ? 1: 0;
   function heartBeat() {
       if(IE) { diffY = document.body.scrollTop; diffX = document.body.scrollLeft; }
   if(NS) { diffY = self.pageYOffset; diffX = self.pageXOffset; }
       if(diffY != lastScrollY) {
   percent = .1 * (diffY - lastScrollY);
   if(percent > 0) percent = Math.ceil(percent);
   else percent = Math.floor(percent);
                   if(IE) document.all.softkeyboard.style.pixelTop += percent;
                   if(NS) document.softkeyboard.top += percent;
   lastScrollY = lastScrollY + percent;}
       if(diffX != lastScrollX) {
           percent = .1 * (diffX - lastScrollX);
           if(percent > 0) percent = Math.ceil(percent);
           else percent = Math.floor(percent);
           if(IE) document.all.softkeyboard.style.pixelLeft += percent;
           if(NS) document.softkeyboard.left += percent;
           lastScrollX = lastScrollX + percent;   }       }
   function checkFocus(x,y) {
   stalkerx = document.softkeyboard.pageX;
   stalkery = document.softkeyboard.pageY;
   stalkerwidth = document.softkeyboard.clip.width;
   stalkerheight = document.softkeyboard.clip.height;
   if( (x > stalkerx && x < (stalkerx+stalkerwidth)) && (y > stalkery && y < (stalkery+stalkerheight))) return true;
   else return false;}
   function grabIt(e) {
   check = false;
       if(IE) {
           whichIt = event.srcElement;
           while (whichIt.id.indexOf("softkeyboard") == -1) {
               whichIt = whichIt.parentElement;
               if (whichIt == null) { return true; } }
           whichIt.style.pixelLeft = whichIt.offsetLeft;
       whichIt.style.pixelTop = whichIt.offsetTop;
           currentX = (event.clientX + document.body.scrollLeft);
          currentY = (event.clientY + document.body.scrollTop);
       } else {
   window.captureEvents(Event.MOUSEMOVE);
   if(checkFocus (e.pageX,e.pageY)) {
   whichIt = document.softkeyboard;
   StalkerTouchedX = e.pageX-document.softkeyboard.pageX;
   StalkerTouchedY = e.pageY-document.softkeyboard.pageY;} }
   return true;   }
   function moveIt(e) {
       if (whichIt == null) { return false; }
       if(IE) {
       newX = (event.clientX + document.body.scrollLeft);
       newY = (event.clientY + document.body.scrollTop);
       distanceX = (newX - currentX); distanceY = (newY - currentY);
       currentX = newX; currentY = newY;
       whichIt.style.pixelLeft += distanceX;
       whichIt.style.pixelTop += distanceY;
           if(whichIt.style.pixelTop < document.body.scrollTop) whichIt.style.pixelTop = document.body.scrollTop;
           if(whichIt.style.pixelLeft < document.body.scrollLeft) whichIt.style.pixelLeft = document.body.scrollLeft;
           if(whichIt.style.pixelLeft > document.body.offsetWidth - document.body.scrollLeft - whichIt.style.pixelWidth - 20) whichIt.style.pixelLeft = document.body.offsetWidth - whichIt.style.pixelWidth - 20;
           if(whichIt.style.pixelTop > document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5) whichIt.style.pixelTop = document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5;
           event.returnValue = false;
       } else {
           whichIt.moveTo(e.pageX-StalkerTouchedX,e.pageY-StalkerTouchedY);
   if(whichIt.left < 0+self.pageXOffset) whichIt.left = 0+self.pageXOffset;
   if(whichIt.top < 0+self.pageYOffset) whichIt.top = 0+self.pageYOffset;
   if( (whichIt.left + whichIt.clip.width) >= (window.innerWidth+self.pageXOffset-17)) whichIt.left = ((window.innerWidth+self.pageXOffset)-whichIt.clip.width)-17;
   if( (whichIt.top + whichIt.clip.height) >= (window.innerHeight+self.pageYOffset-17)) whichIt.top = ((window.innerHeight+self.pageYOffset)-whichIt.clip.height)-17;
   return false;}
   return false;   }
   function dropIt() {whichIt = null;
   if(NS) window.releaseEvents (Event.MOUSEMOVE);
   return true;   }
   if(NS) {window.captureEvents(Event.MOUSEUP|Event.MOUSEDOWN);
       window.onmousedown = grabIt;
      window.onmousemove = moveIt;
       window.onmouseup = dropIt;   }
   if(IE) {
       document.onmousedown = grabIt;
      document.onmousemove = moveIt;
       document.onmouseup = dropIt;   }
//   if(NS || IE) action = window.setInterval("heartBeat()",1);
//more javascript from http://www.webjx.com

   }
//显示软键盘
   function showkeyboard()
   {
       if(event.y+140)
       softkeyboard.style.top=event.y+document.body.scrollTop+15;

       if((event.x-250)>0)
       {
           softkeyboard.style.left=event.x-250;
       }
       else
       {
           softkeyboard.style.left=0;
       }

       softkeyboard.style.display="block";
       password1.readOnly=1;
       password1.blur();
       //password1.value="";
   }

//设置是否大写的值
function setCapsLock()
{
   if (CapsLockValue==0)
   {
       CapsLockValue=1
//       Calc.showCapsLockValue.value="当前是大写 ";
   }
   else
   {
       CapsLockValue=0
//       Calc.showCapsLockValue.value="当前是小写 ";
   }
}

function setCalcborder()
{
CalcTable.style.border="1px solid #0090FD"
}

function setHead()
{
CalcTable.cells[0].style.backgroundColor="#7EDEFF"
}

function setCalcButtonBg()
{
   for(var i=0;i<Calc.elements.length;i++)
   {
       if(Calc.elements[i].type=="button"&&Calc.elements[i].bgtype!="1")
       {
   //       if(i==10)
//   alert(123);
           Calc.elements[i].style.borderTopWidth= 0
           Calc.elements[i].style.borderRightWidth= 2
           Calc.elements[i].style.borderBottomWidth= 2
           Calc.elements[i].style.borderLeftWidth= 0
           Calc.elements[i].style.borderTopStyle= "none";
           Calc.elements[i].style.borderRightStyle= "solid";
           Calc.elements[i].style.borderBottomStyle= "solid";
           Calc.elements[i].style.borderLeftStyle= "none";
           //#46AC17
           Calc.elements[i].style.borderTopColor= "#118ACC";
           Calc.elements[i].style.borderRightColor= "#118ACC";
           Calc.elements[i].style.borderBottomColor= "#118ACC";
           Calc.elements[i].style.borderLeftColor= "#118ACC";
           //#CBF3B2
           Calc.elements[i].style.backgroundColor="#ADDEF8";

           var str1=Calc.elements[i].value;
           str1=str1.trim();
           /*
           if(str1=="`")
           {
               Calc.elements[i].style.fontSize=14;
           }
           */

           if(str1.length==1)
           {
               //Calc.elements[i].style.fontSize=16;
               //Calc.elements[i].style.fontWeight='bold';
           }

           var thisButtonValue=Calc.elements[i].value;
           thisButtonValue=thisButtonValue.trim();
           if(thisButtonValue.length==1)
           {
               Calc.elements[i].onclick=
                   function ()
                   {
                       var thisButtonValue=this.value;
                       thisButtonValue=thisButtonValue.trim();
                       addValue(thisButtonValue);
                       //alert(234)
                   }
               Calc.elements[i].ondblclick=
                   function ()
                   {
                       var thisButtonValue=this.value;
                       thisButtonValue=thisButtonValue.trim();
                       addValue(thisButtonValue);
                       //alert(234)
                   }
           }

       }
   }
}

function initCalc()
{
   setCalcborder();
   setHead();
   setCalcButtonBg();
}

String.prototype.trim = function()
{
// 用正则表达式将前后空格
// 用空字符串替代。
return this.replace(/(^\s*)|(\s*$)/g, "");
}

var capsLockFlag;
capsLockFlag=true;

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