var UPPER="\n";
var LOWER="\r";
var NUM="\t";
function InitializeMaskEdit(ctrl,strMaskPattern){
var strTemp=strMaskPattern;
strMaskPattern="";
for(var i=0;i<strTemp.length;i++){
if(strTemp.charAt(i)=='$'){
i++;
if(strTemp.charAt(i)=='$')
strMaskPattern+="$";
else{
if(strTemp.charAt(i)=='A')
strMaskPattern+=UPPER;
else if(strTemp.charAt(i)=='a')
strMaskPattern+=LOWER;
else if(strTemp.charAt(i)=='d')
strMaskPattern+=NUM;
else
alert("Unknown escape character {$"+strTemp.charAt(i)+"}");}}
else{
strMaskPattern+=strTemp.charAt(i);}}
var obj=typeof(ctrl)=="string"?document.getElementById(ctrl):ctrl;
if(obj==null){
alert("Error:ctrl {"+ctrl+"} does not exist!");
return false;}
var strValue=obj.value;
obj.setAttribute("maskPattern",strMaskPattern);
obj.value="";
for(var i=0;i<strMaskPattern.length;i++){
if(strMaskPattern.charCodeAt(i)==UPPER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==LOWER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==NUM.charCodeAt(0)){
obj.value+=strValue.length>i?strValue.charAt(i):"_";
continue;}
obj.value+=strMaskPattern.charAt(i);}
obj.attachEvent('onkeydown',function(){eval('__MaskEditDispatcher(event);');});
obj.attachEvent('onkeyup',function(){eval('__SetCursorPosition(event);');});
obj.attachEvent('onkeypress',function(){eval('__OnMaskEditUpdated(event);');});
obj.attachEvent('onfocus',function(){eval('__OnMaskEditFocus(event);');});
obj.setAttribute("position",-1);
if(GetBrowserType()==BrowserType.MSIE){
obj.setAttribute("autocomplete","off");
obj.onpaste=function(){return false;};
obj.ondrag=function(){return false;};
obj.ondrop=function(){return false;};
obj.oncut=function(){return false;};
obj.oncontextmenu=function(){return false;};}}
function __OnMaskEditFocus(evt){
var obj=evt.srcElement==null?evt.target:evt.srcElement;
var strValue=obj.value;
for(var i=0;i<strValue.length;i++){
if(strValue.charCodeAt(i)=="_".charCodeAt(0)){
obj.setAttribute("position",i);
__SetCursorPosition(evt);
return true;}}
return true;}
function __MaskEditDispatcher(evt){
__SaveKeyCode(evt);
switch(__GetKeyCode(evt)){
case VKeyCode.VK_DELETE:
__OnMaskEditDelKey(evt);
break;
case VKeyCode.VK_BACK:
__OnMaskEditBackKey(evt);
break;
default:
break;}}
function __OnMaskEditBackKey(evt){
var obj=evt.srcElement==null?evt.target:evt.srcElement;
var strMaskPattern=obj.getAttribute("maskPattern");
var nStart=__GetCursorStartPos(evt);
var nEnd=__GetCursorEndPos(evt);
if(nStart!=nEnd){
__OnMaskEditDelKey(evt);}
else{
for(var i=nStart-1;i>=0;i--){
if(strMaskPattern.charCodeAt(i)==UPPER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==LOWER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==NUM.charCodeAt(0)){
__ReplaceText(evt,"_",i,i+1);
obj.setAttribute("position",i);
break;}}}
if(evt.preventDefault){evt.preventDefault();}
evt.returnValue=false;
return false;}
function __OnMaskEditDelKey(evt){
var obj=evt.srcElement==null?evt.target:evt.srcElement;
var strMaskPattern=obj.getAttribute("maskPattern");
var strValue="";
var nStart=__GetCursorStartPos(evt);
var nEnd=__GetCursorEndPos(evt);
if(nStart!=nEnd){
for(var i=nStart;i<nEnd;i++){
if(strMaskPattern.charCodeAt(i)==UPPER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==LOWER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==NUM.charCodeAt(0)){
strValue+="_";
continue;}
strValue+=strMaskPattern.charAt(i);}
__ReplaceText(evt,strValue,nStart,nEnd);
obj.setAttribute("position",nStart);}
else{
for(var i=nStart;i<strMaskPattern.length;i++){
if(strMaskPattern.charCodeAt(i)==UPPER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==LOWER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==NUM.charCodeAt(0)){
__ReplaceText(evt,"_",i,i+1);
break;}}}
if(evt.preventDefault){evt.preventDefault();}
evt.returnValue=false;
return false;}
function __OnMaskEditUpdated(evt){
if(__GetKeyCode(evt)==VKeyCode.VK_LEFT||
__GetKeyCode(evt)==VKeyCode.VK_RIGHT||
__GetKeyCode(evt)==VKeyCode.VK_NUMLOCK||
__GetKeyCode(evt)==VKeyCode.VK_HOME||
__GetKeyCode(evt)==VKeyCode.VK_END||
__GetKeyCode(evt)==VKeyCode.VK_TAB||
__GetKeyCode(evt)==VKeyCode.VK_LEFT){
return true;}
var obj=evt.srcElement==null?evt.target:evt.srcElement;
var strMaskPattern=obj.getAttribute("maskPattern");
var nStart=__GetCursorStartPos(evt);
var nEnd=__GetCursorEndPos(evt);
if(nStart!=nEnd){
__OnMaskEditDelKey(evt);
nStart=__GetCursorStartPos(evt);}
var nIndex=-1;
for(var i=nStart;i<strMaskPattern.length;i++){
if(strMaskPattern.charCodeAt(i)==UPPER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==LOWER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==NUM.charCodeAt(0)){
nIndex=i;
break;}}
if(nIndex==-1){
if(evt.preventDefault){evt.preventDefault();}
evt.returnValue=false;
return false;}
if(strMaskPattern.charCodeAt(nIndex)==UPPER.charCodeAt(0)||
strMaskPattern.charCodeAt(nIndex)==LOWER.charCodeAt(0)){
if(!__EnableKeys(evt,[
VKeyCode.VK_A,
VKeyCode.VK_B,
VKeyCode.VK_C,
VKeyCode.VK_D,
VKeyCode.VK_E,
VKeyCode.VK_F,
VKeyCode.VK_G,
VKeyCode.VK_H,
VKeyCode.VK_I,
VKeyCode.VK_J,
VKeyCode.VK_K,
VKeyCode.VK_L,
VKeyCode.VK_M,
VKeyCode.VK_N,
VKeyCode.VK_O,
VKeyCode.VK_P,
VKeyCode.VK_Q,
VKeyCode.VK_R,
VKeyCode.VK_S,
VKeyCode.VK_T,
VKeyCode.VK_U,
VKeyCode.VK_V,
VKeyCode.VK_W,
VKeyCode.VK_X,
VKeyCode.VK_Y,
VKeyCode.VK_Z,])){
if(evt.preventDefault){evt.preventDefault();}
evt.returnValue=false;
return false;}}
else if(strMaskPattern.charCodeAt(nIndex)==NUM.charCodeAt(0)){
if(!__EnableKeys(evt,[
VKeyCode.VK_0,
VKeyCode.VK_1,
VKeyCode.VK_2,
VKeyCode.VK_3,
VKeyCode.VK_4,
VKeyCode.VK_5,
VKeyCode.VK_6,
VKeyCode.VK_7,
VKeyCode.VK_8,
VKeyCode.VK_9,
VKeyCode.VK_NUMPAD0,
VKeyCode.VK_NUMPAD1,
VKeyCode.VK_NUMPAD2,
VKeyCode.VK_NUMPAD3,
VKeyCode.VK_NUMPAD4,
VKeyCode.VK_NUMPAD5,
VKeyCode.VK_NUMPAD6,
VKeyCode.VK_NUMPAD7,
VKeyCode.VK_NUMPAD8,
VKeyCode.VK_NUMPAD9,])||evt.shiftKey){
if(evt.preventDefault){evt.preventDefault();}
evt.returnValue=false;
return false;}}
var strChar=String.fromCharCode(evt.keyCode==0?evt.which:evt.keyCode);
if(strMaskPattern.charCodeAt(nIndex)==UPPER.charCodeAt(0))
strChar=strChar.toUpperCase();
else if(strMaskPattern.charCodeAt(nIndex)==LOWER.charCodeAt(0))
strChar=strChar.toLowerCase();
__ReplaceText(evt,strChar,nIndex,nIndex+1);
var bLast=true;
for(var i=nIndex+1;i<strMaskPattern.length;i++){
if(strMaskPattern.charCodeAt(i)==UPPER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==LOWER.charCodeAt(0)||
strMaskPattern.charCodeAt(i)==NUM.charCodeAt(0)){
nIndex=i;
bLast=false;
break;}}
obj.setAttribute("position",bLast?nIndex+1:nIndex);
if(obj.selectionStart!=null){
obj.selectionStart=bLast?nIndex+1:nIndex;
obj.selectionEnd=bLast?nIndex+1:nIndex;}
if(evt.preventDefault){evt.preventDefault();}
evt.returnValue=false;
return false;}