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/* CALENDARIO STYLES */
CalendarioStyle=function(){
this.dias=null;
this.diaselected=null;
this.tabledias=null;
this.meselt=null;
this.img=null;
this.container_style=null;
this.inputstyle=null;
}
/****** CLASE CALENDARIOCONFIG ************************/
CalendarioConfig=function(){
this.monthlist=new Array("Enero", "Febrero", "Marzo", "Abril", "Mayo", "Junio", "Julio"
, "Agosto", "Septiembre", "Octubre", "Noviembre", "Diciembre");
this.daylist=new Array("Lu","Ma","Mi","Ju","Vi","Sa","Do");
}
/****** CLASE CALENDARIOID *********************/
CalendarioId=function(){ /* para tener una tabla de los calendarios */
this.elts=0; /* porque la mierda de InternetExplorer perde la referencia a su objeto !!!!! */
this.Tobj=new Array();
this.Tid=new Array();
}
CalendarioId.prototype.addObject=function(obj,id){
this.Tobj.push(obj);
this.Tid.push(id);
this.elts=this.elts + new Number(1);
}
CalendarioId.prototype.getObject=function(id){
for (i=0;i<this.Tobj.length;i++){
if (this.Tid[i]==id){
return this.Tobj[i];
}
}
}
var tcal=new CalendarioId(); /* objeto que tiene la lista completa de los calendarios */
/******************************** CLASE Calendario *************************************/
Calendario=function(id,container){
this.H24 = 24*60*60*1000; // un dia en milisegundos
this.id=id;
this.container=document.getElementById(container); // contenedor donde se ponen todos los elementos
this.contcal=null; // contender del calendario mismo
this.dt=new Date(); //fecha del dia por defecto
this.mes=this.dt.getMonth(); //mes
this.ano=this.dt.getYear(); //año
this.tb = null; //tabla de los dias
this.lnmes=null; //linea de los meses
this.calcl=null; //estilo por defecto
this.setDefaultStyle(); //puesto en calendar.css
this.input=null;
this.init();
}
Calendario.prototype.init=function(){
this.input=document.createElement("INPUT");
this.input.id="cal_" + tcal.elts;
tcal.addObject(this,this.input.id);
this.input.size="12";
this.input.value=this.date_format();
this.input.className=this.calcl.inputstyle;
this.container.appendChild(this.input);
//imagen para desplegar el calendario
img=document.createElement("IMG");
img.src= "js/calendar.jpg";
img.id="img_" + tcal.elts;
tcal.addObject(this,img.id);
img.attachEvent("onclick",this.display);
this.container.appendChild(img);
// definicion del calendario mismo
this.contcal=document.createElement("DIV");
this.contcal.style.display="none";
this.contcal.className=this.calcl.container_style;
tbmes=document.createElement("TABLE"); //tabla de mes y ano
tbmes.width="100%";
this.contcal.appendChild(tbmes);
this.lnmes=tbmes.insertRow(); //linea del mes--> para acceder a los meses siguinte y antes
this.lnmes.align="center";
this.tb=document.createElement("TABLE"); //table de los dias
this.tb.width="100%";
this.tb.className=this.calcl.tabledias;
this.contcal.appendChild(this.tb);
this.container.appendChild(this.contcal);
}
Calendario.prototype.display=function(){ //display the calendar
obj=tcal.getObject(this.event.srcElement.id);
obj.contcal.style.display="inline";
obj.generate_month();
}
Calendario.prototype.generate_month=function(ln){ //print the selected month
while (this.lnmes.cells.length>0){
this.lnmes.deleteCell();
}
img = document.createElement("IMG"); //previous month
img.src="js/mes_previous.gif";
img.id="img_" + tcal.elts;
tcal.addObject(this,img.id);
img.attachEvent("onclick",this.previousMonth);
img.className=this.calcl.img;
col=this.lnmes.insertCell();
col.width="15%";
col.className=this.calcl.meselt;
col.appendChild(img);
col=this.lnmes.insertCell(); // actual month
col.className=this.calcl.meselt;
col.width="70%";
col.appendChild(document.createTextNode((new CalendarioConfig()).monthlist[this.mes] + " " + this.ano));
img = document.createElement("IMG"); //next month
img.src="js/mes_next.gif";
img.id="img_" + tcal.elts;
tcal.addObject(this,img.id);
img.attachEvent("onclick",this.nextMonth);
img.className=this.calcl.img;
col=this.lnmes.insertCell();
col.className=this.calcl.meselt;
col.width="15%";
col.appendChild(img);
this.generate_days();
}
Calendario.prototype.previousMonth=function(){ //pasando al mes anterior
obj=tcal.getObject(this.event.srcElement.id);
if (obj.mes==0){
obj.ano=obj.ano-1;
obj.mes=11;
}else{
obj.mes=obj.mes-1;
}
obj.generate_month();
}
Calendario.prototype.nextMonth=function(){ //pasando al mes siguiente
obj=tcal.getObject(this.event.srcElement.id);
if (obj.mes==11){
obj.ano=obj.ano+1;
obj.mes=0;
}else{
obj.mes=obj.mes+1;
}
obj.generate_month();
}
Calendario.prototype.generate_days=function(){ // generate all days of the month selected
var id_sem=(new Date(this.ano,this.mes, 1)).getDay()-1;
if (id_sem==-1){id_sem=6;}
while (this.tb.rows.length>0){
this.tb.deleteRow();
}
ln=this.tb.insertRow();
ln.align="center";
for(i=0;i<(new CalendarioConfig()).daylist.length;i++){
col=ln.insertCell();
col.width="14%";
col.appendChild(document.createTextNode((new CalendarioConfig()).daylist[i]));
}
ln=this.tb.insertRow();
ln.align="center";
for (i=1;i<=id_sem;i++){
col=ln.insertCell();
col.className=this.calcl.tabledias;
col.width="14%";
}
for (i=1;i<=this.getNbDias();i++){
if (id_sem==7){
ln=this.tb.insertRow();
ln.align="center";
id_sem=0;
}
lnk=document.createElement("A"); //previous month
lnk.href = "javascript:" + this.id + ".daySelected(" + i + ")";
lnk.appendChild(document.createTextNode(i));
col=ln.insertCell();
if (this.dt.getDate()==i && this.mes==this.dt.getMonth() && this.ano==this.dt.getYear()){
lnk.className=this.calcl.diaselected;
col.className=this.calcl.diaselected;
}else{
lnk.className=this.calcl.dias;
col.className=this.calcl.dias;
}
col.appendChild(lnk);
col.width="14%";
id_sem=id_sem+1;
}
}
Calendario.prototype.setDate=function(dt){ //para predefinir una fecha
this.dt=dt;
this.mes=this.dt.getMonth();
this.ano=this.dt.getYear();
this.input.value=this.date_format();
}
Calendario.prototype.daySelected=function(dia){
this.dt=new Date(this.ano,this.mes,dia);
this.input.value=this.date_format();
this.contcal.style.display="none";
}
Calendario.prototype.format=function(n){
return (n < 10) ? "0" + n : n;
}
Calendario.prototype.date_format=function(){
with(this){
return format(dt.getDate())+ "/" + format((dt.getMonth() +1)) + "/" + dt.getYear();
}
}
Calendario.prototype.getNbDias=function(){ // devuelve el numero de dias en un mes
var dt_tmp=new Date(this.ano,this.mes, 1);
if (dt_tmp.getMonth() < 11){
dt_tmp.setMonth(dt_tmp.getMonth() + 1);
}
else{
dt_tmp.setMonth(0);
dt_tmp.setFullYear(dt_tmp.getFullYear() + 1);
}
dt_tmp.setDate(1);
dt_tmp.setTime(dt_tmp.getTime() - this.H24);
return dt_tmp.getDate();
}
Calendario.prototype.setDefaultStyle=function(){ //inicializando los estilos por defecto
this.calcl=new CalendarioStyle();
with(this.calcl){
/* container */
container_style="CalendarioContainer";
/* input style*/
inputstyle="CalendarTextField";
/*tabla mes*/
meselt="CalendarioMes";
img="CalendarioImg"
/* tabla dias */
tabledias="CalendarioTableDias";
dias="CalendarioDias";
diaselected="CalendarioDiaSelected"
}
} |
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