IntervalUI.js
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/**
* Project : AMDA-NG
* Name : IntervalUI.js
* @class amdaUI.IntervalUI
* @extends Ext.container.Container
* @brief common component to select interval
* @author Benjamin
* @version $Id: IntervalUI.js 2077 2014-02-11 11:33:36Z elena $
* @todo Validations
*****************************************************************************
* FT Id : Date : Name - Description
******************************************************************************
*/
/**
config:
- durationLimit: The maximum value of the duration days field (9999 by default).
*/
Ext.define('amdaUI.IntervalUI', {
extend: 'Ext.container.Container',
alias: 'widget.intervalSelector',
activeField : null,
constructor: function(config) {
this.init(config);
this.callParent(arguments);
},
/**
Set the start and stop date, and update the duration field.
- startDate: A Extjs Date object representing the new start time.
- stopDate: A Extjs Date object representing the new stop time.
- return: None.
*/
setInterval: function(startDate, stopDate) {
// get the search form
var form = this.findParentByType('form').getForm();
// get start field
var startField = form.findField('startDate');
// get stop field
var stopField = form.findField('stopDate');
if (startField != null)
startField.setValue(startDate);
if (stopField != null)
stopField.setValue(stopDate);
this.updateDuration();
},
/**
Set the limits values of both startField and stopField date fields.
*/
setLimits: function(minValue, maxValue) {
var form = this.findParentByType('form').getForm();
var startField = form.findField('startDate');
var stopField = form.findField('stopDate');
if (startField != null) {
startField.setMinValue(minValue);
startField.setMaxValue(maxValue);
}
if (stopField != null) {
stopField.setMinValue(minValue);
stopField.setMaxValue(maxValue);
}
this.updateDuration();
},
/**
Get the start time field value.
- return: A Extjs Date object representing the start time (null if the date is not valid).
*/
getStartTime: function() {
// get the search form
var form = this.findParentByType('form').getForm();
// get start field
var startField = form.findField('startDate');
return startField.getValue();
},
/**
Get the stop time field value.
- return: A Extjs Date object representing the stop time (null if the date is not valid).
*/
getStopTime : function()
{
// get the search form
var form = this.findParentByType('form').getForm();
// get stop field
var stopField = form.findField('stopDate');
return stopField.getValue();
},
/*
#### Private methods from here ####
*/
updateDuration: function() {
// get the search form
var form = this.findParentByType('form').getForm();
// get start value
var start = this.getStartTime();
// get stop value
var stop = this.getStopTime();
// if duration computable
if (stop != null && start != null) {
// compute offset
var zoneOffset = stop.getTimezoneOffset() - start.getTimezoneOffset();
// compute duration
var diff = stop - start - zoneOffset*60000;
var durationDays = Math.floor(diff/86400000);
// set all duration values
form.findField('durationDay').setValue(Ext.String.leftPad(durationDays, ('' + this.durationLimit).length, '0'));
form.findField('durationHour').setValue(Ext.String.leftPad(Math.floor(diff/3600000 % 24),2,'0'));
form.findField('durationMin').setValue(Ext.String.leftPad(Math.floor(diff/60000 % 60),2,'0'));
form.findField('durationSec').setValue(Ext.String.leftPad(Math.floor(diff/1000 % 60),2,'0'));
if (durationDays > this.durationLimit) {
form.findField('durationDay').markInvalid('Maximum interval is ' + this.durationLimit + ' days!');
}
}
},
isValidDuration: function(){
// get the time form
var form = this.findParentByType('form').getForm();
// get global validation status for duration fields
return (
form.findField('durationDay').isValid() && form.findField('durationHour').isValid()
&& form.findField('durationMin').isValid() && form.findField('durationSec').isValid()
);// return true if all duration fields are Valid false otherwise
},
updateStop: function() {
// get the time form
var form = this.findParentByType('form').getForm();
// get duration value
var duration = parseInt(form.findField('durationDay').getValue(),10)*86400 +
parseInt(form.findField('durationHour').getValue(),10)*3600 +
parseInt(form.findField('durationMin').getValue(),10)*60 +
parseInt(form.findField('durationSec').getValue(),10);
// get start value
var start = form.findField('startDate').getValue();
// compute stop value
var stop = Ext.Date.add(start,Ext.Date.SECOND,duration);
// set stop value into form
form.findField('stopDate').setValue(stop);
},
onChangeStartField : function(field, newValue, oldValue)
{
if (field.isValid()) {
// get the search form
var form = this.findParentByType('form').getForm();
// set to the stop datefield the newValue as minValue
form.findField('stopDate').setMinValue(newValue);
// if it's a user modification
if (oldValue != null && this.activeField == 'start') {
// launch the update of duration fields
this.updateDuration();
}
}
},
onChangeStopField: function(field, newValue, oldValue) {
if (field.isValid() && oldValue != null && this.activeField == 'stop') {
// launch the update of duration fields
this.updateDuration();
}
},
getDateField : function(fieldName,fieldText,fieldId,onChangeField)
{
return {
layout: {type: 'hbox', align: 'middle'},
items: [
{
xtype: 'datefield',
name: fieldName,
format: 'Y/m/d H:i:s',
enforceMaxLength: true,
maxLength: 19,
fieldLabel: fieldText,
labelAlign: 'left',
labelWidth: 60,
listeners: {
change: onChangeField,
focus: function(field) {
this.activeField = fieldId;
},
scope : this
}
}
]
};
},
getStartField : function()
{
return this.getDateField('startDate','Start Time','start', this.onChangeStartField);
},
getStopField : function()
{
return this.getDateField('stopDate','Stop Time','stop',this.onChangeStopField);
},
getDurationField : function()
{
return {
layout: {type: 'hbox', align: 'middle'},
margin: 0,
defaults: {
xtype: 'textfield',
labelAlign: 'left',
width: 35,
margin: '0 5 0 0',
allowBlank: false, maxLength:2, enforceMaxLength : true,
hideTrigger: true,
regex: /^[0-9]([0-9])*$/i,
listeners: {
change: function(field, newValue, oldValue){
if (this.isValidDuration() && oldValue != null && this.activeField == 'duration') {
// launch the update of stop datefield
this.updateStop();
}
},
focus: function(field) {
this.activeField = 'duration';
},
render: function(c) {
Ext.create('Ext.tip.ToolTip', {
target: c.getEl(),
html: c.tip
});
},
scope : this
}
},
items:[
// { xtype: 'displayfield', labelWidth: 60, labelAlign: 'right', },
{ name: 'durationDay', tip: 'Days', fieldLabel: 'Duration', labelWidth: 60, emptyText: 'Days', width: 100, maxLength: ('' + this.durationLimit).length},
{ name: 'durationHour', tip: 'Hours', emptyText: 'Hrs'},
{ name: 'durationMin', tip: 'Minutes', emptyText: 'Mins'},
{ name: 'durationSec', tip: 'Seconds', emptyText: 'Secs'}
]
};
},
init : function(config) {
this.durationLimit = config.durationLimit == null ? 9999 : config.durationLimit; // Set duration limit to 9999 by default
var me = this;
var myConf = {
border: false,
plain: true,
flex: 1,
layout: 'anchor',
defaults: { margin: '0 0 5 0', xtype : 'container'},
items: [
me.getStartField(),
me.getStopField(),
me.getDurationField()
]
};
Ext.apply (this , Ext.apply (arguments, myConf));
}
});