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Get selected items from ListView

Single or many items can be selected by users in the ListView component. An API is used to get selected items from the list items. This is called as the getSelectedItems method.

getSelectedItems method

This is used to get the details of the currently selected item from the list items. It returns the SelectedItem | SelectedCollection

The getSelectedItems method returns the following items from the selected list items.

Return type Purpose
text Returns the text of selected item lists
data Returns the whole data of selected list items, i.e., returns the fields data of selected li.
item Returns the collections of list items
Source
Preview
index.tsx
index.html
index.css
import * as React from 'react';
import * as ReactDOM from "react-dom";
import { ListViewComponent } from '@syncfusion/ej2-react-lists';
import { ButtonComponent } from '@syncfusion/ej2-react-buttons';

interface MyState {
  selectedItemsValue: any[];
}

export default class App extends React.Component<{}, MyState> {
  listobj: ListViewComponent | null = null;

  constructor(props: any) {
    super(props);
    this.state = {
      selectedItemsValue: []
    };
  }

  // define the array of Json
  private data: { [key: string]: Object }[] = [
    { text: "Hennessey Venom", id: "list-01" },
    { text: "Bugatti Chiron", id: "list-02", isChecked: true },
    { text: "Bugatti Veyron Super Sport", id: "list-03" },
    { text: "SSC Ultimate Aero", id: "list-04", isChecked: true },
    { text: "Koenigsegg CCR", id: "list-05" },
    { text: "McLaren F1", id: "list-06" },
    { text: "Aston Martin One- 77", id: "list-07", isChecked: true },
    { text: "Jaguar XJ220", id: "list-08" }
  ];

  getSelectedItems(): void {
    if (this.listobj) {
      this.setState({
        selectedItemsValue: (this.listobj.getSelectedItems() as any).data
      });
    }
  }

  render() {
    return (
      <div>
        <ListViewComponent
          id="list"
          dataSource={this.data}
          showCheckBox={true}
          ref={scope => {
            this.listobj = scope;
          }}
        />
        <ButtonComponent id="btn" onClick={this.getSelectedItems.bind(this)}>
          Get Selected Items
        </ButtonComponent>
        <div>
          <table>
            <tbody>
              <tr>
                <th>Text</th>
                <th>Id</th>
              </tr>

              {this.state.selectedItemsValue.map((item: any, index: number) => {
                return (
                  <tr key={index}>
                    <td>{item.text}</td>
                    <td>{item.id}</td>
                  </tr>
                );
              })}
            </tbody>
          </table>
        </div>
      </div>
    );
  }
}

ReactDOM.render(<App />, document.getElementById('element'));
<!DOCTYPE html>
<html lang="en">

<head>
    <title>Syncfusion React ListView</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Essential JS 2 for React Components" />
    <meta name="author" content="Syncfusion" />
    <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-buttons/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-react-lists/styles/material.css" rel="stylesheet" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
    <style>
        #loader {
            color: #008cff;
            height: 40px;
            left: 45%;
            position: absolute;
            top: 45%;
            width: 30%;
        }
    </style>
</head>

<body>
    <div id='element' style="margin:0 auto; max-width:400px;">
        <div id='loader'>Loading....</div>
    </div>
</body>

</html>
#list {
  display: block;
  max-width: 400px;
  margin: auto;
  border: 1px solid #dddddd;
  border-radius: 3px;
}
#btn, #val {
  margin-top:30px;
}
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