javascript - How to close Modal the React way? -


i have modal button , when press modal shows up. want closed if click - outside - modal-box, regardless if click outside or inside modal-box modal closes down. how make modal box close when pressed outside modal-box react way?

https://codepen.io/anon/pen/mvvjor

class app extends react.component {    constructor(){      super()      this.state = {        show: false      }    }    openmodal() {      this.setstate( prevstate => (      {show: !prevstate.show}))    }    closemodal() {      this.setstate({show: false})    }    render() {      return (        <div>        <button id='button' onclick={() => this.openmodal()}>the modal button</button>          {this.state.show && <div id='modal' onclick={() => this.closemodal()}>          <div classname="modal-box">            <h1> i'm awesome modal! </h1>          </div>        </div>}        </div>      )    }  }    reactdom.render(<app />, document.getelementbyid('root'))
#modal {    display: block;    position: fixed;    padding-top: 50px;    top: 0; left: 0;    width: 100%; height: 100%;    background-color: rgba(0 ,0 ,0 , 0.5);  }    .modal-box {    z-index: 50;    margin: auto;    width: 80%;    height: 200px;    background-color: white;  }
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.1.0/react.min.js"></script>  <script src="https://cdnjs.cloudflare.com/ajax/libs/react/15.1.0/react-dom.min.js"></script>  <div id="root"></div>

class app extends react.component {   constructor(){     super()     this.state = {       show: false     }   }   openmodal() {     this.setstate( prevstate => (     {show: !prevstate.show}))   }   closemodal(e) {     if(e.target.id === "modal") {       this.setstate({show: false})     }   }   render() {     return (       <div>       <button id='button' onclick={() => this.openmodal()}>the modal button</button>         {this.state.show && <div id='modal' onclick={(e) => this.closemodal(e)}>         <div classname="modal-box">           <h1> i'm awesome modal! </h1>         </div>       </div>}       </div>     )   } }  reactdom.render(<app />, document.getelementbyid('root'))

here's demo - https://codepen.io/anon/pen/dzmpqv


Comments

Post a Comment

Popular posts from this blog

ubuntu - PHP script to find files of certain extensions in a directory, returns populated array when run in browser, but empty array when run from terminal -

i running os ububtu 16.04. ultimate goal able run php script cron job every minute. here php script located @ /var/www/html/tests/test/index.php : <?php $directorypath = $_server['document_root']."/tests/test/data/"; echo "directorypath: $directorypath<br><br>";//check $imagefilepathsarray = glob($directorypath . "*.{png,gif}", glob_brace); echo "<br><br>imagefilepathsarray: "; print_r($imagefilepathsarray);//check ?> when open php script in browser visiting url my-ip-address/tests/test/index.php , get: directorypath: /var/www/html/tests/test/data/ imagefilepathsarray:array( [0] => /var/www/html/tests/test/data/pic.png [1] => /var/www/html/tests/test/data/pic.gif ) before writing cron job in crontab file, need check if can run anywhere using terminal . opened ubuntu terminal @ /home/ location, , executed in terminal: sudo php /var/www/html/tests/test/index.php i got following out...
Read more

php - How can i create a user dashboard -

today have questions you, want create user dashboard site, include (obviously), users data, example -email -username -and others stuff how can information, , print them in html page? if can, how can these information via php sessions? shuld use session? example, if user login, , start new session ( session_start() ), how can data print in dashboard? should use php "project"? in advice, have day , thank time!
Read more

javascript - How to detect toggling of the fullscreen-toolbar in jQuery Mobile? -

i have jquery mobile page fixed full-screen toolbar, data-tap-toggle enabled. straight under toolbar have positioned banner should slide upwards when toolbar hiding , slide downward when toolbar showing. jquery mobile toggles toolbar applying , removing ui-fixed-hidden class - sadly, can't find in documentation of toolbar widget toggle , hide or show event that. how can detect when toolbar toggled, reposition banner? .banner { position: fixed; background-color: darkseagreen; top: 46px; min-height: 48px; width: 100%; text-align: center; line-height: 48px; } <!doctype html> <html> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no"> <link rel="stylesheet" href="https://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.css"> <script src="https://code.jquery.com/jquery-1....
Read more