小编典典

如何以编程方式打开/关闭react-bootstrap模式?

reactjs

我需要像这样打开/关闭模态

$(element).modal(’show’)

怎么做?


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2020-07-22

共1个答案

小编典典

您正在寻找的是自定义模式触发器,该触发器使用OverlayMixin并允许您自己管理模式状态。您可以控制是否使用模态this.setState({isModalOpen: true})来实现与以下示例中所要求的效果相同的效果。以下代码来自react-bootstrap网站(http://react-
bootstrap.github.io/components.html#modals):

const CustomModalTrigger = React.createClass({
  mixins: [OverlayMixin],

  getInitialState() {
    return {
      isModalOpen: false
    };
  },

  handleToggle() {
    this.setState({
      isModalOpen: !this.state.isModalOpen
    });
  },

  render() {
    return (
      <Button onClick={this.handleToggle} bsStyle='primary'>Launch</Button>
    );
  },

  // This is called by the `OverlayMixin` when this component
  // is mounted or updated and the return value is appended to the body.
  renderOverlay() {
    if (!this.state.isModalOpen) {
      return <span/>;
    }

    return (
      <Modal bsStyle='primary' title='Modal heading' onRequestHide={this.handleToggle}>
        <div className='modal-body'>
          This modal is controlled by our custom trigger component.
        </div>
        <div className='modal-footer'>
          <Button onClick={this.handleToggle}>Close</Button>
        </div>
      </Modal>
    );
  }
});

React.render(<CustomModalTrigger />, mountNode);

更新(2015年8月4日)

在最新版本的React-
Bootstrap中,是否显示模态由show传递给模态的道具控制。将OverlayMixin不再需要控制模式状态。仍然通过来控制模态的状态setState,在此示例中,通过this.setState({ showModal: true })。以下内容基于React-Bootstrap网站上的示例:

const ControlledModalExample = React.createClass({

  getInitialState(){
    return { showModal: false };
  },

  close(){
    this.setState({ showModal: false });
  },

  open(){
    this.setState({ showModal: true });
  },

  render() {
    return (
      <div>
        <Button onClick={this.open}>
          Launch modal
        </Button>

        <Modal show={this.state.showModal} onHide={this.close}>
          <Modal.Header closeButton>
            <Modal.Title>Modal heading</Modal.Title>
          </Modal.Header>
          <Modal.Body>
            <div>Modal content here </div>
          </Modal.Body>
          <Modal.Footer>
            <Button onClick={this.close}>Close</Button>
          </Modal.Footer>
        </Modal>
      </div>
    );
  }
});
2020-07-22