代码如下:
var getWeekDay=function(year,month,day){
var date=new Date(year,month,day);
return date.getDay();
}
var weekstart= getWeekDay(this.year, this.month-1, 1)
获取当月的天数
代码如下:
var getMonthDays=function(year,month){
var date=new Date(year,month,0);
return date.getDate();
}
var monthdays= this.getMonthDays(this.year,this.month);
';
var index=1;
//判断每月的第一天在哪个位置
var style='';
if(this.weekstart<7)
{
tablestr+='
';
for (var i = 0; i
tablestr+='
';
};
for (var i = 0; i < 7-this.weekstart; i++) {
style=this.day==(i+1)?"background-Color:green;":"";
index++;
tablestr+='
'+(i+1)+'
';
};
tablestr+='
';
}
///剩余天数对应的位置
//判断整数行并且对应相应的位置
var remaindays=this.monthdays-(7-this.weekstart);
var row=Math.floor(remaindays%7==0?remaindays/7:((remaindays/7)+1)) ;
var count=Math.floor(remaindays/7);
for (var i = 0; i < count; i++) {
tablestr+='
';
for (var k = 0; k < 7; k++) {
style=this.day==(index+k)?"background-Color:green;":"";
tablestr+='
';
tablestr+=index+k;
tablestr+='
';
};
tablestr+='
';
index+=7;
};
//最后剩余的天数对应的位置(不能填充一周的那几天)
var remaincols=this.monthdays-(index-1);
tablestr+='
';
for (var i = 0; i < remaincols; i++) {
style=this.day==index?"background-Color:green;":"";
tablestr+='
';
tablestr+=index;
tablestr+='
';
index++;
};
tablestr+='
';
tablestr+='
';
return tablestr;
},
Render:function(){
var calenderDiv=document.createElement('div');
calenderDiv.style.border=this.options.border;
calenderDiv.style.width=this.options.width;
calenderDiv.style.height=this.options.height;
calenderDiv.style.cursor='pointer';
calenderDiv.style.backgroundColor=this.options.backgroundColor;
// calenderDiv.style.color=this.options.fontColor;
calenderDiv.style.color='red' ;
calenderDiv.onclick=function(e){
var evt=e||window.event;
var target=evt.srcElement||evt.target;
if(target&&target.getAttribute('val'))
{
alert(target.getAttribute('val'));
}
}
var tablestr=this.View();
this.tablestr=tablestr;
calenderDiv.innerHTML=tablestr;
var div=document.createElement('div');
div.style.width='auto';
div.style.height='auto';
div.appendChild(calenderDiv);
///翻页div
var pagerDiv=document.createElement('div');
pagerDiv.style.width='auto';
pagerDiv.style.height='auto';
var that=this;
///重新设置参数
var resetPara=function(year,month,day){
that.date=new Date(year,month,day);
that.year=that.date.getFullYear();
that.month=that.date.getMonth()+1;
that.day=that.date.getDate();
that.week=that.date.getDay();
that.weekstart=that.getWeekDay(that.year, that.month-1, 1);
that.monthdays= that.getMonthDays(that.year,that.month);
}
//上一页
var preBtn=document.createElement('input');
preBtn.type='button';
preBtn.value='<';
preBtn.onclick=function(){
that.containerDiv.removeChild(div);
resetPara(that.year,that.month-2,that.day);
that.Render();
}
//下一页
var nextBtn=document.createElement('input');
nextBtn.type='button';
nextBtn.value='>';
nextBtn.onclick=function(){
that.containerDiv.removeChild(div);
resetPara(that.year,that.month,that.day);
that.Render();
}
pagerDiv.appendChild(preBtn);
pagerDiv.appendChild(nextBtn);
div.appendChild(pagerDiv);
var dropDiv=document.createElement('div');
var dropdivstr='';
//选择年份
dropdivstr+='';
//选择月份
dropdivstr+='';
dropDiv.innerHTML=dropdivstr;
div.appendChild(dropDiv);
that.containerDiv.appendChild(div);
///绑定选择年份和月份的事件
var ddlChange=function(){
var ddlYear=document.getElementById('ddlYear');
var ddlMonth=document.getElementById('ddlMonth');
var yearIndex=ddlYear.selectedIndex;
var year=ddlYear.options[yearIndex].value;
var monthIndex=ddlMonth.selectedIndex;
var month=ddlMonth.options[monthIndex].value;
that.containerDiv.removeChild(div);
resetPara(year,month-1,that.day);
that.Render();
}
ddlYear.onchange=function(){
ddlChange();
}
ddlMonth.onchange=function(){
ddlChange();
}
}
}
var calender=new Calender('dvTest',{
border:'1px solid green',
width:'400px',
height:'200px',
backgroundColor:''
}
);
calender.Render();
}
