Reactjs 未在回调函数中获取更新状态
我试图在自定义过滤器回调函数中获取Reactjs 未在回调函数中获取更新状态,reactjs,kendo-ui,kendo-grid,kendo-react-ui,kendo-treelist,Reactjs,Kendo Ui,Kendo Grid,Kendo React Ui,Kendo Treelist,我试图在自定义过滤器回调函数中获取gridDataState值。无论何时调用此回调,gridDataState始终等于defaultSDataState。我试着做一个getter函数,但我仍然有这个问题。当kendo通过TreeListTextFilter调用回调时,它从gridDataState获取正确的值。我做错了什么?我该如何修复它 const [gridDataState, setGridDataState] = useState(defaultSDataState); const c
gridDataState
值。无论何时调用此回调,gridDataState始终等于defaultSDataState。我试着做一个getter函数,但我仍然有这个问题。当kendo
通过TreeListTextFilter
调用回调时,它从gridDataState
获取正确的值。我做错了什么?我该如何修复它
const [gridDataState, setGridDataState] = useState(defaultSDataState);
const customRangeFilterCell = (field) => (
<RangeFilterCell
onChange={(newVal) => {
console.log(gridDataState) // prints defaultSDataState
handleFilterChange({ field, filter: [{ operator: newVal.operator, value: newVal.value, field }] }, true);
}}
/>
);
function getState() {
return gridDataState;
}
const handleFilterChange = (event, shouldAddState = false) => {
console.log(getState().filter, event); // prints defaultSDataState
if (!shouldAddState) setGridDataState({ filter: event.filter, sort: [] });
return;
}
const allColumns = [
{ field: 'title', title: 'Some title', filter: TreeListTextFilter},
{
field: 'customFilter',
title: 'custom filter',
filter: () => customRangeFilterCell('customFilter')
}
];
return (
<div>
<TreeList
data={processData()}
columns={processColumns(columns)}
{...gridDataState}
onFilterChange={handleFilterChange}
skip={skip}
take={take}
/>
</div>
);
const[gridDataState,setGridDataState]=useState(defaultSDataState);
常量customRangeFilterCell=(字段)=>(
{
console.log(gridDataState)//打印defaultSDataState
handleFilterChange({field,filter:[{operator:newVal.operator,value:newVal.value,field}]},true);
}}
/>
);
函数getState(){
返回gridDataState;
}
常量handleFilterChange=(事件,shouldAddState=false)=>{
console.log(getState().filter,event);//打印defaultSDataState
if(!shouldAddState)setGridDataState({filter:event.filter,sort:[]});
返回;
}
常量所有列=[
{字段:'title',标题:'Some title',过滤器:TreeListTextFilter},
{
字段:“customFilter”,
标题:“自定义筛选器”,
筛选器:()=>customRangeFilterCell('customFilter')
}
];
返回(
);