Developer Snippets - An Embodiment for Developers

// Add the additional 'advanced' VTypes
Ext.apply(Ext.form.VTypes, {
    daterange : function(val, field) {
        var date = field.parseDate(val);
 
        if(!date){
            return;
        }
        if (field.startDateField && (!this.dateRangeMax || (date.getTime() != this.dateRangeMax.getTime()))) {
            var start = Ext.getCmp(field.startDateField);
            start.setMaxValue(date);
            start.validate();
            this.dateRangeMax = date;
        } 
        else if (field.endDateField && (!this.dateRangeMin || (date.getTime() != this.dateRangeMin.getTime()))) {
            var end = Ext.getCmp(field.endDateField);
            end.setMinValue(date);
            end.validate();
            this.dateRangeMin = date;
        }
        /*
         * Always return true since we're only using this vtype to set the
         * min/max allowed values (these are tested for after the vtype test)
         */
        return true;
    }
});

<div>
  <div style="float:left;"><strong>From</strong><br />
    <div id="fromdate"></div>
  </div>
  <div style="float:left; padding-left:20px;"><strong>To</strong><br />
    <div id="todate"></div>
  </div>
  <div style="clear:both"></div>
</div>

<script language="javascript">
// Add the additional 'advanced' VTypes -- [Begin]
Ext.apply(Ext.form.VTypes, {
	daterange : function(val, field) {
		var date = field.parseDate(val);
 
		if(!date){
			return;
		}
		if (field.startDateField && (!this.dateRangeMax || (date.getTime() != this.dateRangeMax.getTime()))) {
			var start = Ext.getCmp(field.startDateField);
			start.setMaxValue(date);
			start.validate();
			this.dateRangeMax = date;
		} 
		else if (field.endDateField && (!this.dateRangeMin || (date.getTime() != this.dateRangeMin.getTime()))) {
			var end = Ext.getCmp(field.endDateField);
			end.setMinValue(date);
			end.validate();
			this.dateRangeMin = date;
		}
		/*
		 * Always return true since we're only using this vtype to set the
		 * min/max allowed values (these are tested for after the vtype test)
		 */
		return true;
	}
});
// Add the additional 'advanced' VTypes -- [End]
 
dateRangeFunc();
function dateRangeFunc()
	{
		// Date picker				
		var fromdate = new Ext.form.DateField({
			format: 'Y-M-d', //YYYY-MMM-DD
			fieldLabel: '',
			id: 'startdt',
			name: 'startdt',
			width:140,
			allowBlank:false,
			vtype: 'daterange',
            endDateField: 'enddt'// id of the 'To' date field
		});
 
		var todate = new Ext.form.DateField({
			format: 'Y-M-d', //YYYY-MMM-DD
			fieldLabel: '',
			id: 'enddt',
			name: 'enddt',
			width:140,
			allowBlank:false,
			vtype: 'daterange',
            startDateField: 'startdt'// id of the 'From' date field
		});
 
		fromdate.render('fromdate');
		todate.render('todate');
} //dateRangeFunc() close
</script>