使用: MySliderUtil(minValue:(widget.model?.durableNow??0)/100,//可滑动的最小值valueBlock:(value){print(value);), 具体代码 classMySliderUtilextendsStatefulWidget{MySliderUtil({Key?key,requiredthis.valueBlock,this.minValue=0.0,}):super(key:key);finalValueBlockvalueBlock;finaldoubleminValue;@ove...