Titanium.UI.Picker for Date with Time

DatetimePicker.js

var textfields_width = 300;
var textfields_height = 80;
var textfields_top = 80;

// Boolean flag in case you want to prevent
// any of the pickers to show immediately
var initialLoad = true;

var main_container = Titanium.UI.createWindow({});

var date_container = Ti.UI.createView({
    layout:'horizontal',
    top:0,
    width:textfields_width,
    height:Ti.UI.SIZE
});

var datePicker = Ti.UI.createPicker({
    type: Ti.UI.PICKER_TYPE_DATE
});

var date = Ti.UI.createTextField({
    editable: false,
    width:textfields_width/2,
    height: textfields_height,
    hintText:"Date",
    top:textfields_top+35
});

var timePicker = Ti.UI.createPicker({
 type: Ti.UI.PICKER_TYPE_TIME,
 //make sure the time picker is not showing when you add it
 top: -1000,
 left: -1000
  });

var time = Ti.UI.createTextField({
    editable: false,
    width:textfields_width/2,
    height: textfields_height,
    hintText:"Time",
    top:textfields_top+35
});

//add the time picker to the main container
main_container.add(timePicker);
date_container.add(date);
date_container.add(time);
main_container.add(date_container);

main_container.open();

datePickerListener = function(e) {
    //guarding if the focus is on the textfield
    if (!initialLoad) {
        datePicker.showDatePickerDialog({
        value : new Date(), // some date
        maxDate : new Date(),
        callback : function(e) {
            if (e.value) {
                date.value = String.formatDate(e.value, 'medium');
                }
          }
        });
    }
    initialLoad = false;
}

timePikcerListener = function(e) {
    timePicker.showTimePickerDialog({
        format24: true,
        callback : function(e) {
            if (e.value) {
                time.value = String.formatTime(e.value, 'medium');
            }
        }
    });
}

date.addEventListener('focus', datePickerListener);
date.addEventListener('click', datePickerListener);
time.addEventListener('focus', timePikcerListener);
time.addEventListener('click', timePikcerListener);