jQuery联动日历的实例解析

一、要实现的功能：

　　1.点击上面的箭头，切换至上一个月，或下一个月，并且是联动的。

　　2.只要不是现实中的当月，那么显示的日期，都是灰色底。

二、分析：

　　1.当我们点击切换日期的箭头时，要改变顶部蓝色的年份和日期。

　　2.当我们点击切换日期的箭头时，下面TD的日期也要和上面显示的月份对应起来。

　　3.用一个判断，是否现实中的当月，来控制TD的背景色，是否为灰色

DEMO下载

//点击更新前一个月 $(".pre").live("click",function(){ nowTitleDateM--; if(nowTitleDateM == 11){ nowLastM = nowTitleDateM-1 nextTitleDateY-- nextTitleDateM = nowTitleDateM+1 nextLastM = 1 }else if(nowTitleDateM == 0){ nowTitleDateY-- nowTitleDateM = 12; nowLastM = nowTitleDateM-1; nextTitleDateM = 1; nextLastM = nextTitleDateM+1 }else if(nowTitleDateM == 1){ nowLastM = 12; nextTitleDateM = nowTitleDateM+1 nextLastM = nextTitleDateM+1 }else{ nowLastM = nowTitleDateM-1 nextTitleDateM = nowTitleDateM+1 nextLastM = nextTitleDateM+1 } //天数和存放位置 update(); //插入到日期数的TD当中 insertTd(); //更新日期标题 updateTitle(); }) //点击下一个月 $(".next").live("click",function(){ nowTitleDateM++; if(nowTitleDateM == 12){ nowLastM = nowTitleDateM-1 nextTitleDateY++ nextTitleDateM = 1 nextLastM = nextTitleDateM+1 }else if(nowTitleDateM == 11){ nowLastM = nowTitleDateM-1 nextTitleDateM = nowTitleDateM+1 nextLastM = 1 }else if(nowTitleDateM == 13){ nowTitleDateY++ nowTitleDateM = 1; nowLastM = 12; nextTitleDateM = nowTitleDateM+1; nextLastM = nextTitleDateM+1 }else if(nowTitleDateM == 1){ nowLastM = 12; nextTitleDateM = nowTitleDateM+1 nextLastM = nextTitleDateM+1 }else{ nowLastM = nowTitleDateM-1 nextTitleDateM = nowTitleDateM+1 nextLastM = nextTitleDateM+1 } //天数和存放位置 update(); //插入到日期数的TD当中 insertTd(); //更新日期标题 updateTitle(); })