前言

Ext JS 3 和 Ext JS 4中都有提供日期選擇的組件(當然早期版本也有)。

復制代碼 代碼如下:

/*********************************
* @author: oscar999
* @Description: New Widgets Extend from Ext
* @verion: V1.0
**********************************/

/**
* Date Picker with Week
*/
Ext.define('Ext.ux.DatePickerWithWeek',{
extend: "Ext.picker.Date",
alias : "widget.datepickerwithweek",
width: 197,
numWeeks: 6,
renderTpl:[
'<div role="grid">',
'<div role="presentation">',

'<a href="#" role="button" hidefocus="on" ></a>',
'<div>{%this.renderMonthBtn(values, out)%}</div>',

'<a href="#" role="button" hidefocus="on" ></a>',
'</div>',
'<table cellspacing="0" role="grid">',
'<thead role="presentation"><tr role="row">',
'<th role="columnheader" title="{.}">',
'<div>{.:this.firstInitial}</div>',
'</th>',
'</tpl>',

'</tr></thead>',
'<tbody role="presentation"><tr role="row">',
'<tpl for="days">',
'{#:this.isEndOfWeek}',
'{#:this.isBeginOfWeek}',
'<td role="gridcell">',
'<a role="presentation" hidefocus="on" href="#"></a>',
'</td>',
'</tpl>',
'</tr></tbody>',
'</table>',
'<tpl if="showToday">',
'<div role="presentation">{%this.renderTodayBtn(values, out)%}</div>',
'</tpl>',
'</div>',
{
firstInitial: function(value) {
//alert(value);
return Ext.picker.Date.prototype.getDayInitial(value);
},
isBeginOfWeek: function(value){
//value--;
//value--;
var end = (value === 1 || (value-1)%7 === 0);
return end ? '<td role="weekcell"><a role="presentation"></a></td>' : '';

},
isEndOfWeek: function(value) {
value--;
var end = value % 7 === 0 && value !== 0;
return end ? '</tr><tr role="row">' : '';
},
renderTodayBtn: function(values, out) {
Ext.DomHelper.generateMarkup(values.$comp.todayBtn.getRenderTree(), out);
},
renderMonthBtn: function(values, out) {
Ext.DomHelper.generateMarkup(values.$comp.monthBtn.getRenderTree(), out);
}
}
],
fullUpdate: function(date){
this.callParent([date]);

var me = this;
var weekNodes = me.weekNodes;
var curWeekStart = Ext.Date.clearTime(new Date(date.getFullYear(), date.getMonth(), 1));
var begMonWeek = Ext.Date.getWeekOfYear(curWeekStart);
var firstDayOfMonth = Ext.Date.getFirstDayOfMonth(curWeekStart);
if(firstDayOfMonth===0)
{
begMonWeek +=1;
}
for(j=0;j<me.numWeeks;j++)
{
weekNodes[j].innerHTML = begMonWeek.toString();
begMonWeek++;
}
},
onRender : function(container, position){
var me = this;
me.callParent(arguments);
me.cells = me.eventEl.select('tbody td[role="gridcell"]');
me.textNodes = me.eventEl.query('tbody td[role="gridcell"] a');

//begin extend
me.weekcells= me.eventEl.select('tbody td[role="weekcell"]');
me.weekNodes= me.eventEl.query('tbody td[role="weekcell"] a');
//end extend
me.mon(me.eventEl, {
scope: me,
mousewheel: me.handleMouseWheel,
click: {
//fn: me.handleDateClick,
fn: function(){},
delegate: 'a.' + me.baseCls + '-date'
}
});
}
/*,initComponent: function(){
this.callParent();
}*/
});

/*
* Date Form field use Date Picker with Week
*/
Ext.define('Ext.ux.DateFieldWithWeek',{
extend: "Ext.form.field.Date",
alias : "widget.datefieldwithweek",
/*initComponent: function(){
this.callParent();
},*/
createPicker : function(){
var me = this
format = Ext.String.format;
return new Ext.ux.DatePickerWithWeek({
pickerField: me,
ownerCt: me.ownerCt,
renderTo: document.body,
floating: true,
hidden: true,
focusOnShow: true,
minDate: me.minValue,
maxDate: me.maxValue,
disabledDatesRE: me.disabledDatesRE,
disabledDatesText: me.disabledDatesText,
disabledDays: me.disabledDays,
disabledDaysText: me.disabledDaysText,
format: me.format,
showToday: me.showToday,
startDay: me.startDay,
minText: format(me.minText, me.formatDate(me.minValue)),
maxText: format(me.maxText, me.formatDate(me.maxValue)),
listeners: {
scope: me,
select: me.onSelect
},
keyNavConfig: {
esc: function() {
me.collapse();
}
}
});
}
});