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Reactjs 未在回调函数中获取更新状态_Reactjs_Kendo Ui_Kendo Grid_Kendo React Ui_Kendo Treelist - Fatal编程技术网

Reactjs 未在回调函数中获取更新状态

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

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 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(
);