[javascript] Making custom right-click context menus for my web-app

here is an example for right click context menu in javascript: Right Click Context Menu

Used raw javasScript Code for context menu functionality. Can you please check this, hope this will help you.

Live Code:

_x000D_
_x000D_
(function() {_x000D_
  _x000D_
  "use strict";_x000D_
_x000D_
_x000D_
  /*********************************************** Context Menu Function Only ********************************/_x000D_
  function clickInsideElement( e, className ) {_x000D_
    var el = e.srcElement || e.target;_x000D_
    if ( el.classList.contains(className) ) {_x000D_
      return el;_x000D_
    } else {_x000D_
      while ( el = el.parentNode ) {_x000D_
        if ( el.classList && el.classList.contains(className) ) {_x000D_
          return el;_x000D_
        }_x000D_
      }_x000D_
    }_x000D_
    return false;_x000D_
  }_x000D_
_x000D_
  function getPosition(e) {_x000D_
    var posx = 0, posy = 0;_x000D_
    if (!e) var e = window.event;_x000D_
    if (e.pageX || e.pageY) {_x000D_
      posx = e.pageX;_x000D_
      posy = e.pageY;_x000D_
    } else if (e.clientX || e.clientY) {_x000D_
      posx = e.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;_x000D_
      posy = e.clientY + document.body.scrollTop + document.documentElement.scrollTop;_x000D_
    }_x000D_
    return {_x000D_
      x: posx,_x000D_
      y: posy_x000D_
    }_x000D_
  }_x000D_
_x000D_
  // Your Menu Class Name_x000D_
  var taskItemClassName = "thumb";_x000D_
  var contextMenuClassName = "context-menu",contextMenuItemClassName = "context-menu__item",contextMenuLinkClassName = "context-menu__link", contextMenuActive = "context-menu--active";_x000D_
  var taskItemInContext, clickCoords, clickCoordsX, clickCoordsY, menu = document.querySelector("#context-menu"), menuItems = menu.querySelectorAll(".context-menu__item");_x000D_
  var menuState = 0, menuWidth, menuHeight, menuPosition, menuPositionX, menuPositionY, windowWidth, windowHeight;_x000D_
_x000D_
  function initMenuFunction() {_x000D_
    contextListener();_x000D_
    clickListener();_x000D_
    keyupListener();_x000D_
    resizeListener();_x000D_
  }_x000D_
_x000D_
  /**_x000D_
   * Listens for contextmenu events._x000D_
   */_x000D_
  function contextListener() {_x000D_
    document.addEventListener( "contextmenu", function(e) {_x000D_
      taskItemInContext = clickInsideElement( e, taskItemClassName );_x000D_
_x000D_
      if ( taskItemInContext ) {_x000D_
        e.preventDefault();_x000D_
        toggleMenuOn();_x000D_
        positionMenu(e);_x000D_
      } else {_x000D_
        taskItemInContext = null;_x000D_
        toggleMenuOff();_x000D_
      }_x000D_
    });_x000D_
  }_x000D_
_x000D_
  /**_x000D_
   * Listens for click events._x000D_
   */_x000D_
  function clickListener() {_x000D_
    document.addEventListener( "click", function(e) {_x000D_
      var clickeElIsLink = clickInsideElement( e, contextMenuLinkClassName );_x000D_
_x000D_
      if ( clickeElIsLink ) {_x000D_
        e.preventDefault();_x000D_
        menuItemListener( clickeElIsLink );_x000D_
      } else {_x000D_
        var button = e.which || e.button;_x000D_
        if ( button === 1 ) {_x000D_
          toggleMenuOff();_x000D_
        }_x000D_
      }_x000D_
    });_x000D_
  }_x000D_
_x000D_
  /**_x000D_
   * Listens for keyup events._x000D_
   */_x000D_
  function keyupListener() {_x000D_
    window.onkeyup = function(e) {_x000D_
      if ( e.keyCode === 27 ) {_x000D_
        toggleMenuOff();_x000D_
      }_x000D_
    }_x000D_
  }_x000D_
_x000D_
  /**_x000D_
   * Window resize event listener_x000D_
   */_x000D_
  function resizeListener() {_x000D_
    window.onresize = function(e) {_x000D_
      toggleMenuOff();_x000D_
    };_x000D_
  }_x000D_
_x000D_
  /**_x000D_
   * Turns the custom context menu on._x000D_
   */_x000D_
  function toggleMenuOn() {_x000D_
    if ( menuState !== 1 ) {_x000D_
      menuState = 1;_x000D_
      menu.classList.add( contextMenuActive );_x000D_
    }_x000D_
  }_x000D_
_x000D_
  /**_x000D_
   * Turns the custom context menu off._x000D_
   */_x000D_
  function toggleMenuOff() {_x000D_
    if ( menuState !== 0 ) {_x000D_
      menuState = 0;_x000D_
      menu.classList.remove( contextMenuActive );_x000D_
    }_x000D_
  }_x000D_
_x000D_
  function positionMenu(e) {_x000D_
    clickCoords = getPosition(e);_x000D_
    clickCoordsX = clickCoords.x;_x000D_
    clickCoordsY = clickCoords.y;_x000D_
    menuWidth = menu.offsetWidth + 4;_x000D_
    menuHeight = menu.offsetHeight + 4;_x000D_
_x000D_
    windowWidth = window.innerWidth;_x000D_
    windowHeight = window.innerHeight;_x000D_
_x000D_
    if ( (windowWidth - clickCoordsX) < menuWidth ) {_x000D_
      menu.style.left = (windowWidth - menuWidth)-0 + "px";_x000D_
    } else {_x000D_
      menu.style.left = clickCoordsX-0 + "px";_x000D_
    }_x000D_
_x000D_
    // menu.style.top = clickCoordsY + "px";_x000D_
_x000D_
    if ( Math.abs(windowHeight - clickCoordsY) < menuHeight ) {_x000D_
      menu.style.top = (windowHeight - menuHeight)-0 + "px";_x000D_
    } else {_x000D_
      menu.style.top = clickCoordsY-0 + "px";_x000D_
    }_x000D_
  }_x000D_
_x000D_
_x000D_
  function menuItemListener( link ) {_x000D_
    var menuSelectedPhotoId = taskItemInContext.getAttribute("data-id");_x000D_
    console.log('Your Selected Photo: '+menuSelectedPhotoId)_x000D_
    var moveToAlbumSelectedId = link.getAttribute("data-action");_x000D_
    if(moveToAlbumSelectedId == 'remove'){_x000D_
      console.log('You Clicked the remove button')_x000D_
    }else if(moveToAlbumSelectedId && moveToAlbumSelectedId.length > 7){_x000D_
      console.log('Clicked Album Name: '+moveToAlbumSelectedId);_x000D_
    }_x000D_
    toggleMenuOff();_x000D_
  }_x000D_
  initMenuFunction();_x000D_
_x000D_
})();
_x000D_
/* For Body Padding and content */_x000D_
body { padding-top: 70px; }_x000D_
li a { text-decoration: none !important; }_x000D_
_x000D_
/* Thumbnail only */_x000D_
.thumb {_x000D_
  margin-bottom: 30px;_x000D_
}_x000D_
.thumb:hover a, .thumb:active a, .thumb:focus a {_x000D_
  border: 1px solid purple;_x000D_
}_x000D_
_x000D_
/************** For Context menu ***********/_x000D_
/* context menu */_x000D_
.context-menu {  display: none;  position: absolute;  z-index: 9999;  padding: 12px 0;  width: 200px;  background-color: #fff;  border: solid 1px #dfdfdf;  box-shadow: 1px 1px 2px #cfcfcf;  }_x000D_
.context-menu--active {  display: block;  }_x000D_
_x000D_
.context-menu__items { list-style: none;  margin: 0;  padding: 0;  }_x000D_
.context-menu__item { display: block;  margin-bottom: 4px;  }_x000D_
.context-menu__item:last-child {  margin-bottom: 0;  }_x000D_
.context-menu__link {  display: block;  padding: 4px 12px;  color: #0066aa;  text-decoration: none;  }_x000D_
.context-menu__link:hover {  color: #fff;  background-color: #0066aa;  }_x000D_
.context-menu__items ul {  position: absolute;  white-space: nowrap;  z-index: 1;  left: -99999em;}_x000D_
.context-menu__items > li:hover > ul {  left: auto;  padding-top: 5px  ;  min-width: 100%;  }_x000D_
.context-menu__items > li li ul {  border-left:1px solid #fff;}_x000D_
.context-menu__items > li li:hover > ul {  left: 100%;  top: -1px;  }_x000D_
.context-menu__item ul { background-color: #ffffff; padding: 7px 11px;  list-style-type: none;  text-decoration: none; margin-left: 40px; }_x000D_
.page-media .context-menu__items ul li { display: block; }_x000D_
/************** For Context menu ***********/
_x000D_
<link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet"/>_x000D_
<link href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet"/>_x000D_
<body>_x000D_
_x000D_
_x000D_
_x000D_
    <!-- Page Content -->_x000D_
    <div class="container">_x000D_
_x000D_
        <div class="row">_x000D_
_x000D_
            <div class="col-lg-12">_x000D_
                <h1 class="page-header">Thumbnail Gallery <small>(Right click to see the context menu)</small></h1>_x000D_
            </div>_x000D_
_x000D_
            <div class="col-lg-3 col-md-4 col-xs-6 thumb">_x000D_
                <a class="thumbnail" href="#">_x000D_
                    <img class="img-responsive" src="http://placehold.it/400x300" alt="">_x000D_
                </a>_x000D_
            </div>_x000D_
            <div class="col-lg-3 col-md-4 col-xs-6 thumb">_x000D_
                <a class="thumbnail" href="#">_x000D_
                    <img class="img-responsive" src="http://placehold.it/400x300" alt="">_x000D_
                </a>_x000D_
            </div>_x000D_
            <div class="col-lg-3 col-md-4 col-xs-6 thumb">_x000D_
                <a class="thumbnail" href="#">_x000D_
                    <img class="img-responsive" src="http://placehold.it/400x300" alt="">_x000D_
                </a>_x000D_
            </div>_x000D_
            <div class="col-lg-3 col-md-4 col-xs-6 thumb">_x000D_
                <a class="thumbnail" href="#">_x000D_
                    <img class="img-responsive" src="http://placehold.it/400x300" alt="">_x000D_
                </a>_x000D_
            </div>_x000D_
            <div class="col-lg-3 col-md-4 col-xs-6 thumb">_x000D_
                <a class="thumbnail" href="#">_x000D_
                    <img class="img-responsive" src="http://placehold.it/400x300" alt="">_x000D_
                </a>_x000D_
            </div>_x000D_
            <div class="col-lg-3 col-md-4 col-xs-6 thumb">_x000D_
                <a class="thumbnail" href="#">_x000D_
                    <img class="img-responsive" src="http://placehold.it/400x300" alt="">_x000D_
                </a>_x000D_
            </div>_x000D_
            <div class="col-lg-3 col-md-4 col-xs-6 thumb">_x000D_
                <a class="thumbnail" href="#">_x000D_
                    <img class="img-responsive" src="http://placehold.it/400x300" alt="">_x000D_
                </a>_x000D_
            </div>_x000D_
            <div class="col-lg-3 col-md-4 col-xs-6 thumb">_x000D_
                <a class="thumbnail" href="#">_x000D_
                    <img class="img-responsive" src="http://placehold.it/400x300" alt="">_x000D_
                </a>_x000D_
            </div>_x000D_
_x000D_
        </div>_x000D_
_x000D_
        <hr>_x000D_
_x000D_
_x000D_
    </div>_x000D_
    <!-- /.container -->_x000D_
_x000D_
_x000D_
    <!-- / The Context Menu -->_x000D_
    <nav id="context-menu" class="context-menu">_x000D_
        <ul class="context-menu__items">_x000D_
            <li class="context-menu__item">_x000D_
                <a href="#" class="context-menu__link" data-action="Delete This Photo"><i class="fa fa-empire"></i> Delete This Photo</a>_x000D_
            </li>_x000D_
            <li class="context-menu__item">_x000D_
                <a href="#" class="context-menu__link" data-action="Photo Option 2"><i class="fa fa-envira"></i> Photo Option 2</a>_x000D_
            </li>_x000D_
            <li class="context-menu__item">_x000D_
                <a href="#" class="context-menu__link" data-action="Photo Option 3"><i class="fa fa-first-order"></i> Photo Option 3</a>_x000D_
            </li>_x000D_
            <li class="context-menu__item">_x000D_
                <a href="#" class="context-menu__link" data-action="Photo Option 4"><i class="fa fa-gitlab"></i> Photo Option 4</a>_x000D_
            </li>_x000D_
            <li class="context-menu__item">_x000D_
                <a href="#" class="context-menu__link" data-action="Photo Option 5"><i class="fa fa-ioxhost"></i> Photo Option 5</a>_x000D_
            </li>_x000D_
            <li class="context-menu__item">_x000D_
                <a href="#" class="context-menu__link"><i class="fa fa-arrow-right"></i> Add Photo to</a>_x000D_
                <ul>_x000D_
                    <li><a href="#!" class="context-menu__link" data-action="album-one"><i class="fa fa-camera-retro"></i> Album One</a></li>_x000D_
                    <li><a href="#!" class="context-menu__link" data-action="album-two"><i class="fa fa-camera-retro"></i> Album Two</a></li>_x000D_
                    <li><a href="#!" class="context-menu__link" data-action="album-three"><i class="fa fa-camera-retro"></i> Album Three</a></li>_x000D_
                    <li><a href="#!" class="context-menu__link" data-action="album-four"><i class="fa fa-camera-retro"></i> Album Four</a></li>_x000D_
                </ul>_x000D_
            </li>_x000D_
        </ul>_x000D_
    </nav>_x000D_
_x000D_
    <!-- End # Context Menu -->_x000D_
_x000D_
_x000D_
</body>
_x000D_
_x000D_
_x000D_

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