ag-grid + react应用程序-单击时更新列宽

npm install ag-grid-community ag-grid-react

import React from 'react';
import { AgGridReact } from 'ag-grid-react';
import 'ag-grid-community/dist/styles/ag-grid.css';
import 'ag-grid-community/dist/styles/ag-theme-alpine.css';

class MyGrid extends React.Component {
  constructor(props) {
    super(props);

    this.state = {
      columnDefs: [
        { headerName: 'Name', field: 'name' },
        { headerName: 'Age', field: 'age' },
        { headerName: 'Country', field: 'country' }
      ],
      rowData: [
        { name: 'John', age: 25, country: 'USA' },
        { name: 'Jane', age: 30, country: 'Canada' },
        { name: 'Tom', age: 35, country: 'UK' }
      ]
    };
  }

  render() {
    return (
      <div className="ag-theme-alpine" style={{ height: '200px', width: '600px' }}>
        <AgGridReact
          columnDefs={this.state.columnDefs}
          rowData={this.state.rowData}
          onColumnResized={this.handleColumnResized}
        />
      </div>
    );
  }

  handleColumnResized = (event) => {
    const column = event.column;
    const newWidth = event.finishedSize;

    // 更新列宽
    column.setActualWidth(newWidth);
  }
}