react-toolbox/docs/app/components/layout/main/modules/examples/dialog_example_1.txt

class DialogTest extends React.Component {
  state = {
    active: false
  };

  handleToggle = () => {
    this.setState({active: !this.state.active});
  }

  actions = [
    { label: "Cancel", onClick: this.handleToggle },
    { label: "Save", onClick: this.handleToggle }
  ];

  render () {
    return (
      <div>
        <Button label='Show my dialog' onClick={this.handleToggle} />
        <Dialog
          actions={this.actions}
          active={this.state.active}
          onEscKeyDown={this.handleToggle}
          onOverlayClick={this.handleToggle}
          title='My awesome dialog'
        >
          <p>Here you can add arbitrary content. Components like Pickers are using dialogs now.</p>
        </Dialog>
      </div>
    );
  }
}

return <DialogTest />;