JavaScript (ES5)

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Customization of predefined dialogs in JavaScript (ES5) Predefined Dialogs control

06 Jun 2023 / 4 minutes to read

You can customize the predefined dialogs buttons by using below properties.

okButton - Use this property to customize OK button text.
cancelButton - Use this property to customize Cancel button text.

Use the following code snippet for alert, confirm and prompt to customize the predefined dialogs action buttons.

For alert dialog , customized the default dialog button content as Dismiss by using the text property.

For confirm dialog, customized the default dialog buttons content as Yes and No by using the text property and also customized the dialog button icons by using icon property.

For prompt dialog , customized the default dialog buttons content as Connect and Close by using text property.

Alert action button

Source

Preview

index.js

index.html

styles.css

ej.base.enableRipple(true);

var alertBtn = new ej.buttons.Button({ cssClass: 'e-danger' });
alertBtn.appendTo('#alertBtn');
document.getElementById('alertBtn').onclick = function () {
    // Initialize and render alert dialog
    ej.popups.DialogUtility.alert({
        title: 'Good job!',
        content: 'You clicked the alert button!',
        okButton: { text: 'Dismiss'}
    });
};

<!DOCTYPE html><html lang="en"><head>
            
    <title>Essential JS 2 Dialog utility</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="TypeScript UI Components">
    <meta name="author" content="Syncfusion">
    <link href="styles.css" rel="stylesheet">
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-popups/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/21.2.3/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <button id="alertBtn" type="button">Alert</button>
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>

html,
body,    
#container {
    height: 100%;
    overflow: hidden;
    width: 100%;
}

#loader {
    color: #008cff;
    height: 40px;
    left: 45%;
    position: absolute;
    top: 45%;  
    width: 30%;
}

Confirm action buttons

Source

Preview

index.js

index.html

styles.css

ej.base.enableRipple(true);

var confirmBtn = new ej.buttons.Button({cssClass: 'e-success'});
confirmBtn.appendTo('#confirmBtn');
document.getElementById('confirmBtn').onclick = function () {
    // Initialize and render alert dialog
    ej.popups.DialogUtility.confirm({
        title: 'Delete File',
        content: "Are you sure you want to permanently delete these file?",
        width: '300px',
        okButton: { text: 'Yes', icon:'e-icons e-check'},
        cancelButton: {text:'No', icon:'e-icons e-close'}
    });
};

<!DOCTYPE html><html lang="en"><head>
            
    <title>Essential JS 2 Dialog utility</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="TypeScript UI Components">
    <meta name="author" content="Syncfusion">
    <link href="styles.css" rel="stylesheet">
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-popups/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/21.2.3/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <button id="confirmBtn" type="button">Confirm</button>
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>

html,
body,    
#container {
    height: 100%;
    overflow: hidden;
    width: 100%;
}

#loader {
    color: #008cff;
    height: 40px;
    left: 45%;
    position: absolute;
    top: 45%;  
    width: 30%;
}

Prompt action buttons

Source

Preview

index.js

index.html

styles.css

ej.base.enableRipple(true);

var promptBtn = new ej.buttons.Button({isPrimary: true});
promptBtn.appendTo('#promptBtn');
document.getElementById('promptBtn').onclick = function () {
    // Initialize and render alert dialog
    ej.popups.DialogUtility.confirm({
        title: 'Join Chat Group',
        width: '300px',
        content: '<p>Enter your name: </p><input id= "inputEle" type="text" name="Required" class="e-input" placeholder="Type here.." />',
        okButton: { text: 'Connect'},
        cancelButton: {text:'Close'}
    });
};

<!DOCTYPE html><html lang="en"><head>
            
    <title>Essential JS 2 Dialog utility</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="TypeScript UI Components">
    <meta name="author" content="Syncfusion">
    <link href="styles.css" rel="stylesheet">
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-popups/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/21.2.3/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <button id="promptBtn" type="button">Prompt</button>
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>

html,
body,    
#container {
    height: 100%;
    overflow: hidden;
    width: 100%;
}

#loader {
    color: #008cff;
    height: 40px;
    left: 45%;
    position: absolute;
    top: 45%;  
    width: 30%;
}

Show or hide dialog close button

When rendering the predefined dialogs through utility methods, You can close the dialog using the following ways. The default values of closeOnEscape and showCloseIcon is false.

By pressing the escape key if the closeOnEscape property is enabled.
By clicking the close button if the showCloseIcon property is enabled.

You can also manually close the Dialogs by creating an instance to the dialog and call the hide method.

Use the following code for alert, confirm and prompt to demonstrates the different ways of hiding the utility dialog.

Alert dialog close button

Source

Preview

index.js

index.html

styles.css

ej.base.enableRipple(true);

var alertBtn = new ej.buttons.Button({ cssClass: 'e-danger' });
alertBtn.appendTo('#alertBtn');
document.getElementById('alertBtn').onclick = function () {
    // Initialize and render alert dialog
    ej.popups.DialogUtility.alert({
        title: 'Low Battery',
        content: '10% of battery remaining',
        width: '250px',
        showCloseIcon : true,
        closeOnEscape : true
    });
};

<!DOCTYPE html><html lang="en"><head>
            
    <title>Essential JS 2 Dialog utility</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="TypeScript UI Components">
    <meta name="author" content="Syncfusion">
    <link href="styles.css" rel="stylesheet">
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-popups/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/21.2.3/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <button id="alertBtn" type="button">Alert</button>
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>

html,
body,    
#container {
    height: 100%;
    overflow: hidden;
    width: 100%;
}

#loader {
    color: #008cff;
    height: 40px;
    left: 45%;
    position: absolute;
    top: 45%;  
    width: 30%;
}

Confirm dialog close button

Source

Preview

index.js

index.html

styles.css

ej.base.enableRipple(true);

var confirmBtn = new ej.buttons.Button({cssClass: 'e-success'});
confirmBtn.appendTo('#confirmBtn');
document.getElementById('confirmBtn').onclick = function () {
    // Initialize and render alert dialog
    ej.popups.DialogUtility.confirm({
        title: 'Delete File',
        content: "Are you sure you want to permanently delete these file?",
        width: '300px',
        showCloseIcon : true,
        closeOnEscape : true
    });
};

<!DOCTYPE html><html lang="en"><head>
            
    <title>Essential JS 2 Dialog utility</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="TypeScript UI Components">
    <meta name="author" content="Syncfusion">
    <link href="styles.css" rel="stylesheet">
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-popups/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/21.2.3/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <button id="confirmBtn" type="button">Confirm</button>
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>

html,
body,    
#container {
    height: 100%;
    overflow: hidden;
    width: 100%;
}

#loader {
    color: #008cff;
    height: 40px;
    left: 45%;
    position: absolute;
    top: 45%;  
    width: 30%;
}

Prompt dialog close button

Source

Preview

index.js

index.html

styles.css

ej.base.enableRipple(true);

var promptBtn = new ej.buttons.Button({isPrimary: true});
promptBtn.appendTo('#promptBtn');
document.getElementById('promptBtn').onclick = function () {
    // Initialize and render alert dialog
    ej.popups.DialogUtility.alert({
        title: 'Join Chat Group',
        width: '300px',
        content: '<p>Enter your name: </p><input id= "inputEle" type="text" name="Required" class="e-input" placeholder="Type here.." />',
        showCloseIcon : true,
        closeOnEscape : true
    });
};

<!DOCTYPE html><html lang="en"><head>
            
    <title>Essential JS 2 Dialog utility</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="TypeScript UI Components">
    <meta name="author" content="Syncfusion">
    <link href="styles.css" rel="stylesheet">
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-popups/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/21.2.3/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <button id="promptBtn" type="button">Prompt</button>
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>

html,
body,    
#container {
    height: 100%;
    overflow: hidden;
    width: 100%;
}

#loader {
    color: #008cff;
    height: 40px;
    left: 45%;
    position: absolute;
    top: 45%;  
    width: 30%;
}

Customize dialog content

You can load custom content in predefined dialogs using the content property.

Use the following code to customize the dialog content to render the custom TextBox component inside the prompt dialog to get the username from the user.

Source

Preview

index.js

index.html

styles.css

ej.base.enableRipple(true);

var promptBtn = new ej.buttons.Button({isPrimary: true});
promptBtn.appendTo('#promptBtn');
document.getElementById('promptBtn').onclick = function () {
    // Initialize and render alert dialog
    ej.popups.DialogUtility.confirm({
        title: 'Join Chat Group',
        content: '<p>Enter your name: </p><input id="name" />',
        width: '350x'
    });
    var inputobj = new ej.inputs.TextBox({
        placeholder: 'Type here..'
    });
    inputobj.appendTo('#name');
};

<!DOCTYPE html><html lang="en"><head>
            
    <title>Essential JS 2 Dialog utility</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="TypeScript UI Components">
    <meta name="author" content="Syncfusion">
    <link href="styles.css" rel="stylesheet">
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/21.2.3/ej2-popups/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/21.2.3/dist/ej2.min.js" type="text/javascript"></script>
</head>

<body>
    
    <div id="container">
        <button id="promptBtn" type="button">Prompt</button>
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>

html,
body,    
#container {
    height: 100%;
    overflow: hidden;
    width: 100%;
}

#loader {
    color: #008cff;
    height: 40px;
    left: 45%;
    position: absolute;
    top: 45%;  
    width: 30%;
}

Contents

Alert action button
Confirm action buttons
Prompt action buttons
Show or hide dialog close button
Alert dialog close button
Confirm dialog close button
Prompt dialog close button
Customize dialog content

Contents

Alert action button
Confirm action buttons
Prompt action buttons
Show or hide dialog close button
Alert dialog close button
Confirm dialog close button
Prompt dialog close button
Customize dialog content