bootstrap之扩展功能的介绍

 1  /* 扩展该组件：增加一个select  */ 2         var _this = this; 3  4         var selectItem = '<select id="dateranepicker_select" class="form-control width150 inline-block">'; 5         selectItem += '<option>今日</option>'; 6         selectItem += '<option>昨日</option>'; 7         selectItem += '<option selected="selected">最近7日</option>'; 8         selectItem += '<option>最近15日</option>'; 9         selectItem += '<option>最近30日</option>';10         selectItem += '<option>本月</option>';11         selectItem += '<option>上月</option>';12         selectItem += '</select>';13 14         this.element.parent().append(selectItem);15 16         $(document).on('change','#dateranepicker_select',function(){17 18             function auto0(num){19                 return num>10?num:'0'+num;20             }21 22             var val = $(this).val();23             var c_start_date = new Date();24             var c_end_date = new Date();25             if(val=='今日'){26 27             }28             else if(val=='昨日'){29                 c_start_date.setDate(c_start_date.getDate()-1);30                 c_end_date.setDate(c_end_date.getDate()-1);31             }32             else if(val=='最近7日'){33                 c_start_date.setDate(c_start_date.getDate()-7);34                 c_end_date.setDate(c_end_date.getDate()-1);35             }36             else if(val=='最近15日'){37                 c_start_date.setDate(c_start_date.getDate()-15);38                 c_end_date.setDate(c_end_date.getDate()-1);39             }40             else if(val=='最近30日'){41                 c_start_date.setDate(c_start_date.getDate()-30);42                 c_end_date.setDate(c_end_date.getDate()-1);43             }44             else if(val=='本月'){45                 var cyear = c_start_date.getFullYear();46                 var cmonth = c_start_date.getMonth();47 48                 c_start_date = new Date(cyear,cmonth,1);49                 c_end_date  =new Date(cyear+'-'+ (cmonth+1) +'-'+new Date(cyear,cmonth+1,0).getDate());50 51             }52             else if(val=='上月'){53                 var cyear = c_start_date.getFullYear();54                 var cmonth = c_start_date.getMonth()-1;55                 c_start_date = new Date(cyear,cmonth,1);56                 c_end_date  =new Date(cyear+'-'+ (cmonth+1) +'-'+new Date(cyear,cmonth+1,0).getDate());57             }58             _this.setStartDate(c_start_date);59             _this.setEndDate(c_end_date);60 61             timespanStr =auto0(c_start_date.getMonth()+1)+'/'+ auto0(c_start_date.getDate()) + '/'+c_start_date.getFullYear()+'-'+ auto0(c_end_date.getMonth()+1) + '/' +auto0(c_end_date.getDate()) + '/' +c_end_date.getFullYear();62 63             _this.element.val(timespanStr);64             _this.hide();65             _this.element.trigger('apply.daterangepicker', _this);66             /* 扩展该组件 end  */67 68 69 70         });