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Nested File Manager in JavaScript (ES5) FileManager control

FileManager can be rendered inside the other components like Tab, Dialog, and more.

Adding file manager inside the dialog

The following example shows the file manager component rendered inside the dialog. Click the browse button in the Uploader element to open the File Manager inside the Dialog control.

Source
Preview
index.js
index.html
index.css
var hostUrl = 'https://ej2-aspcore-service.azurewebsites.net/';
// inject feature modules of the file manager
ej.filemanager.FileManager.Inject(ej.filemanager.DetailsView,ej.filemanager.Toolbar,ej.filemanager.NavigationPane);
// Initialize the Uploader component
var uploadObject = new ej.inputs.Uploader({});
uploadObject.appendTo('#fileupload');

// Initialize the Button component
var btnObj = new ej.buttons.Button({});
btnObj.appendTo('#openBtn');

// Initialize the Dialog component
var dialogObj = new ej.popups.Dialog({
    header: 'Select a file',
    showCloseIcon: true,
    closeOnEscape: false,
    width: '850px',
    visible: false,
    target: document.getElementById('target'),
    animationSettings: { effect: 'None' },
    open: dialogOpen,
    close: dialogClose
});
dialogObj.appendTo('#dialog');

var contextmenuItems = ['Open', '|', 'Cut', 'Copy', 'Delete', 'Rename', '|', 'Details'];

// Initialize the FileManager component
var filemanagerInstance = new ej.filemanager.FileManager({
    ajaxSettings: {
        url: hostUrl + 'api/FileManager/FileOperations',
        getImageUrl: hostUrl + 'api/FileManager/GetImage',
        uploadUrl: hostUrl + 'api/FileManager/Upload',
        downloadUrl: hostUrl + 'api/FileManager/Download'
    },
    allowMultiSelection: false,
    toolbarSettings: {
        items: ['NewFolder', 'Upload', 'Delete', 'Cut', 'Copy', 'Rename', 'SortBy', 'Refresh', 'Selection', 'View', 'Details']},
        contextMenuSettings: {
        file: contextmenuItems,
        folder: contextmenuItems
    },
    fileOpen : onFileOpen
});
filemanagerInstance.appendTo('#filemanager');

document.getElementById('openBtn').onclick = function() {
    dialogObj.show();
    dialogOpen();
    filemanagerInstance.path = '/';
    filemanagerInstance.selectedItems = [];
    filemanagerInstance.refresh();
};

// 'Uploader' will be shown, if Dialog is closed
function dialogClose() {
    document.getElementById('container').style.display = 'block';
}

// 'Uploader' will be hidden, if Dialog is opened
function dialogOpen() {
    document.getElementById('container').style.display = 'none';
}

// File Manager's fileOpen event function
function onFileOpen(args) {
    var file = args.fileDetails;
    if (file.isFile) {
        args.cancel = true;
        if (file.size <= 0 ) { file.size = 10000; }
        uploadObject.files = [{name: file.name, size: file.size, type: file.type }];
        dialogObj.hide();
    }
}
<!DOCTYPE html><html lang="en"><head>
    <title>Essential JS 2 File Manager</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Essential JS 2 File Manager Component">
    <meta name="author" content="Syncfusion">
    <link href="index.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-popups/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-splitbuttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-layouts/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-navigations/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-grids/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-filemanager/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/dist/ej2.min.js" type="text/javascript"></script>
</head>
<body>
    
    <div class="control-section">
        <div id="container" class="fileupload">
            <input type="file" id="fileupload" name="UploadFiles">
            <button id="openBtn" class="dlgbtn" type="button">Browse...</button>
        </div>
        <div id="target" class="control-section">
            <div id="dialog">
                <div id="filemanager"></div>
            </div>
        </div>
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>
.fileupload {
    max-width: 500px;
    margin: auto;
}
#openBtn {
    position: absolute;
    top: 26px;
    margin-left: 13px;
}
#target {
    height: 550px;
}
/* csslint ignore:start */
#dialog {
    top: 20px !important;
    max-height: 500px !important;
}
/* csslint ignore:end */

Adding file manager inside the tab

The following example demonstrate that the file manager component is placed inside the content area of tab element.

Source
Preview
index.js
index.html
index.css
var hostUrl = 'https://ej2-aspcore-service.azurewebsites.net/';
// inject feature modules of the file manager
ej.filemanager.FileManager.Inject(ej.filemanager.DetailsView,ej.filemanager.Toolbar,ej.filemanager.NavigationPane);

//Initialize Tab component
var tabObj = new ej.navigations.Tab({
    heightAdjustMode: 'None',
    height: 320,
    showCloseButton: true,
    selecting: onSelect
});
//Render initialized Tab component
tabObj.appendTo('#tab_orientation');

// initialize File Manager component
var fileObject = new ej.filemanager.FileManager({
    ajaxSettings: {
        url: hostUrl + 'api/FileManager/FileOperations',
        getImageUrl: hostUrl + 'api/FileManager/GetImage',
        uploadUrl: hostUrl + 'api/FileManager/Upload',
        downloadUrl: hostUrl + 'api/FileManager/Download'
    },
});

// render initialized FileManager
fileObject.appendTo('#filemanager');

function onSelect()  {
   fileObject.refreshLayout();
}
<!DOCTYPE html><html lang="en"><head>
    <title>Essential JS 2 File Manager</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Essential JS 2 File Manager Component">
    <meta name="author" content="Syncfusion">
    <link href="index.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-popups/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-splitbuttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-layouts/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-navigations/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-grids/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-filemanager/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/dist/ej2.min.js" type="text/javascript"></script>
</head>
<body>
    
    <div id="tab_orientation">
        <div class="e-tab-header">
            <div>Overview</div>
            <div>File Manager</div>
        </div>
        <div class="e-content">
            <div>
                <div class="content-title">
                    <div class="cnt-text">Overview</div>
                </div>
                <div style="font-size:14px">The file manager component contains a context menu for performing file operations, large-icons view for displaying the files and folders, and a breadcrumb for navigation. However, these basic functionalities can be extended by using the additional feature modules like toolbar, navigation pane, and details view to simplify the navigation and file operations within the file system.</div>
            </div>
            <div>
                <div class="content-title">
                    <div class="cnt-text">File manager with default functionalities</div>
                </div>
                <div id="filemanager"></div>
            </div>
        </div>
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>
.e-content .e-item {
    font-size: 12px;
    padding: 10px;
    text-align: justify;
}
.content-title {  
    height: 50px;
    display: table;
    margin: 0 auto;
}
.cnt-text {
    vertical-align: middle;
    display: table-cell;
    font-size: 18px;
    font-weight: 600;
}