How to open/close react-bootstrap modal programmatically?

Question

I need to open/close modal like

$(element).modal(\'show\')

How to do that?

Answer 1

What you are looking for is the custom modal trigger, which uses the OverlayMixin and allows you to manage the modal's state yourself. You can control whether the modal is shown using this.setState({isModalOpen: true}) to achieve the equivalent of what you asked for in your post in the example below. The following code is from the react-bootstrap website (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 (
      Launch
    );
  },

  // 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 ;
    }

    return (
      
        

          This modal is controlled by our custom trigger component.
        
        

          Close
        
      
    );
  }
});

React.render(, mountNode);

UPDATE (Aug 4, 2015)

In the newest version of React-Bootstrap, whether a modal is shown or not is controlled by a show prop which is passed to the modal. The OverlayMixin is no longer needed to control the modal state. Controlling the state of the modal is still done via setState, in this example via this.setState({ showModal: true }). The following is based off the example on the React-Bootstrap website:

const ControlledModalExample = React.createClass({

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

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

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

  render() {
    return (
      

        
          Launch modal
        

        
          
            Modal heading
          
          
            
Modal content here 
          
          
            Close
          
        
      
    );
  }
});