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@preline/remove-element

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Licensed under MIT and Preline UI Fair Use License
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Remove Element

Dismiss any content.

npm License: MIT Demo

Contents

Overview

The Remove Element component provides a simple way to remove or dismiss elements from the DOM with optional animation. It's commonly used for dismissible alerts, notifications, modals, or any content that should be removable.

Key Features:

  • One-click element removal
  • Optional removal animation
  • Programmatic control via JavaScript API
  • Simple configuration
  • Event system support

Installation

To get started, install Remove Element plugin via npm, else you can skip this step if you are already using Preline UI as a package.

npm i @preline/remove-element
CSS

Use @source to register the plugin's JavaScript path for Tailwind CSS scanning, then @import the plugin's CSS files into your Tailwind CSS file.

@import "tailwindcss";

/* @preline/remove-element */
@source "../node_modules/@preline/remove-element/*.js";
@import "./node_modules/@preline/remove-element/variants.css";
@import "./node_modules/@preline/remove-element/theme.css";
JavaScript

Include the JavaScript that powers the interactive elements near the end of your </body> tag:

<script src="./node_modules/@preline/remove-element/index.js"></script>
Manual Initialization

Use the non-auto entry if you need manual initialization. In this mode, automatic initialization on page load is not included, so the component should be initialized explicitly.

<script type="module">
  import HSRemoveElement from "@preline/remove-element/non-auto.mjs";

  new HSRemoveElement(document.querySelector("#remove-element"));
</script>
Via Bundler

When using a bundler (Vite, webpack, etc.), import the plugin directly as an ES module.

@preline/remove-element is the auto-init entry: it scans the DOM and initializes matching elements automatically.

import "@preline/remove-element";

@preline/remove-element/non-auto is the manual entry: use it when you want explicit control over when initialization happens, either via autoInit() or by creating a specific instance yourself.

import HSRemoveElement from "@preline/remove-element/non-auto";

HSRemoveElement.autoInit();

// Or initialize a specific element manually
const el = document.querySelector("#remove-element");
if (el) new HSRemoveElement(el);
TypeScript

This package ships with TypeScript type definitions. No additional @types/ package is needed.

Basic usage

The following example demonstrates the minimal HTML structure required for a remove element component. This is a base template without custom styling - you can apply your own CSS classes and styles as needed. Clicking the button will remove the target element.

<div id="hs-dismiss-unstyled-first" class="inline-flex justify-between items-center w-full">
  <h3>
    Remove element card
  </h3>
  <button type="button" class="inline-flex justify-center items-center size-4" data-hs-remove-element="#hs-dismiss-unstyled-first">
    <span class="sr-only">Close</span>
    <svg class="shrink-0 size-4" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18 6 6 18"/><path d="m6 6 12 12"/></svg>
  </button>
</div>

Structure Requirements:

  • data-hs-remove-element: Required on the trigger button, must be a valid CSS selector pointing to the element to remove
  • Target element must exist in the DOM
  • Button can be inside or outside the target element

Initial State:

  • Target element is visible
  • Clicking the button removes the element

Configuration Options

Data Options

Data options are specified via data attributes.

Attribute Target Element Type Default Description
data-hs-remove-element Trigger button string (CSS selector) - The element to be removed. This must be a valid CSS selector. Should be added to the button (trigger). Required.
data-hs-remove-element-options Trigger button object (JSON) - Options that can be added via the data attribute. Should be added to the button (trigger).
:removeTargetAnimationClass Inside data-hs-remove-element-options string "hs-removing" Some valid CSS class that will be applied to the target element before removal. Useful for animations.

Example:

<button data-hs-remove-element="#hs-alert" data-hs-remove-element-options='{
  "removeTargetAnimationClass": "fade-out"
}'>
  Close
</button>

JavaScript API

The HSRemoveElement object is available in the global window object after the plugin is loaded.

Instance Methods

These methods are called on a remove element instance.

Method Parameters Return Type Description
destroy() None void Destroys the remove element instance, removes all generated markup, classes, and event listeners. Use when removing remove element from DOM.
Static Methods

These methods are called directly on the HSRemoveElement class.

Method Parameters Return Type Description
HSRemoveElement.getInstance(target, isInstance) target: HTMLElement | string (CSS selector)
isInstance: boolean (optional)
HTMLElement | { id: string | number, element: HSRemoveElement } | null Returns the remove element instance or element associated with the target. If isInstance is true, returns collection item object { id, element } where element is the HSRemoveElement instance. If isInstance is false or omitted, returns the DOM element (HTMLElement). Returns null if remove element instance is not found.
Usage Examples

Example 1: Destroying remove element instance

const instance = HSRemoveElement.getInstance('#hs-remove-element', true);

if (instance) {
  const { element } = instance;
  const destroyBtn = document.querySelector('#hs-destroy-btn');

  destroyBtn.addEventListener('click', () => {
    element.destroy();
  });
}

Example 2: Getting instance and accessing properties

// Get the remove element instance
const instance = HSRemoveElement.getInstance('[data-hs-remove-element]', true);

if (instance) {
  const { element } = instance;

  // Access instance properties
  console.log('Target element:', element.removeTarget);
  console.log('Animation class:', element.removeTargetAnimationClass);

  // Clean up when removing from DOM
  function removeRemoveElement() {
    element.destroy();
  }
}

Example 3: Destroying remove element instance

const instance = HSRemoveElement.getInstance('#hs-remove-element', true);

if (instance) {
  const { element } = instance;
  const removeBtn = document.querySelector('#hs-remove-btn');

  removeBtn.addEventListener('click', () => {
    // Clean up before removing from DOM
    element.destroy();
    // Now safe to remove the element
    document.querySelector('#hs-remove-element').remove();
  });
}

Common Patterns

Pattern 1: Dismissible Alert

Create a dismissible alert notification.

<div id="hs-alert-first" class="alert">
  <p>This is an alert message.</p>
  <button data-hs-remove-element="#hs-alert-first">×</button>
</div>
Pattern 2: With Animation

Add removal animation using CSS classes.

<div id="hs-card-first" class="card">
  <h3>Card Title</h3>
  <button data-hs-remove-element="#hs-card-first" data-hs-remove-element-options='{
    "removeTargetAnimationClass": "fade-out"
  }'>
    Remove
  </button>
</div>

<style>
  .fade-out {
    opacity: 0;
    transition: opacity 0.3s;
  }
</style>

License

Copyright (c) 2024 Htmlstream.

Licensed under the MIT License.

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