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Dropdown Component #

Description #

The Dropdown component is a versatile UI element that displays a list of options when triggered. It supports various styles, directions, and can include nested submenus. The component can be triggered by click or hover events.

Examples and Classes #

Trigger Types

            

                
                

                    

                        Click Dropdown
                        
                    

                    
                


                
                

                    

                        Hover Dropdown
                        
                    

                    
                

                    

                    

                        
                        
HTML

                        
                    

            <!-- Click Trigger -->
<div class="dropdown dropdown-bottom">
    <div class="dropdown-box">
        Click Dropdown
        <i class="fa-solid fa-chevron-down"></i>
    </div>
    <ul class="dropdown-menu">
        <li><a href="#">Action</a></li>
        <li><a href="#">Another action</a></li>
        <li><a href="#">Something else here</a></li>
    </ul>
</div>

<!-- Hover Trigger -->
<div class="dropdown dropdown-bottom dropdown-hover">
    <div class="dropdown-box">
        Hover Dropdown
        <i class="fa-solid fa-chevron-down"></i>
    </div>
    <ul class="dropdown-menu">
        <li><a href="#">Action</a></li>
        <li><a href="#">Another action</a></li>
        <li><a href="#">Something else here</a></li>
    </ul>
</div>

Direction Combinations

            

                
                

                    

                        Right Multi-level
                        
                    

                    
                


                
                

                    

                        Mixed Directions
                        
                    

                    
                

            

            

                
                
HTML

                
            

            <!-- Right Direction with Nested -->
<div class="dropdown dropdown-right">
    <div class="dropdown-box">
        Right Multi-level
        <i class="fa-solid fa-chevron-right"></i>
    </div>
    <ul class="dropdown-menu">
        <li><a href="#">Action</a></li>
        <li class="dropdown-submenu">
            <a href="#" class="dropdown-submenu-toggle">
                Submenu
                <i class="fa-solid fa-chevron-right"></i>
            </a>
            <ul class="dropdown-menu">
                <li><a href="#">Submenu Item 1</a></li>
                <li><a href="#">Submenu Item 2</a></li>
            </ul>
        </li>
    </ul>
</div>

<!-- Mixed Directions -->
<div class="dropdown dropdown-bottom">
    <div class="dropdown-box">
        Mixed Directions
        <i class="fa-solid fa-chevron-down"></i>
    </div>
    <ul class="dropdown-menu">
        <li><a href="#">Item 1</a></li>
        <li class="dropdown-submenu dropdown-right">
            <a href="#" class="dropdown-submenu-toggle">
                Right Submenu
                <i class="fa-solid fa-chevron-right"></i>
            </a>
            <ul class="dropdown-menu">
                <li><a href="#">Submenu Item 1</a></li>
                <li class="dropdown-submenu dropdown-bottom">
                    <a href="#" class="dropdown-submenu-toggle">
                        Bottom Submenu
                        <i class="fa-solid fa-chevron-down"></i>
                    </a>
                    <ul class="dropdown-menu">
                        <li><a href="#">Nested Item 1</a></li>
                        <li><a href="#">Nested Item 2</a></li>
                    </ul>
                </li>
            </ul>
        </li>
        <li class="dropdown-submenu dropdown-left">
            <a href="#" class="dropdown-submenu-toggle">
                Left Submenu
                <i class="fa-solid fa-chevron-left"></i>
            </a>
            <ul class="dropdown-menu">
                <li><a href="#">Submenu Item 1</a></li>
                <li class="dropdown-submenu dropdown-bottom">
                    <a href="#" class="dropdown-submenu-toggle">
                        Bottom Submenu
                        <i class="fa-solid fa-chevron-down"></i>
                    </a>
                    <ul class="dropdown-menu">
                        <li><a href="#">Nested Item 1</a></li>
                        <li><a href="#">Nested Item 2</a></li>
                    </ul>
                </li>
            </ul>
        </li>
    </ul>
</div>

Interactive Dropdown Example

            

                
                

                    

                        Form Dropdown
                        
                    

                    

                        

                            
                            
                            
                        

                    

                


                
                

                    

                        Filter Options
                        
                    

                    
    
                        
  • 
                            
                        
    • 
                        
  • 
                            
                        
    • 
                        
  • 
                            
                        
    • 
                    

                


                
                

                    

                        Sort Options
                        
                    

                    
    
                        
  • 
                            
                        
    • 
                        
  • 
                            
                        
    • 
                        
  • 
                            
                        
    • 
                    

                

            

            

                
                
HTML

                
            

            <!-- Dropdown with Form -->
<div class="dropdown dropdown-bottom">
    <div class="dropdown-box">
        Form Dropdown
        <i class="fa-solid fa-chevron-down"></i>
    </div>
    <div class="dropdown-menu p-2">
        <form class="d-flex flex-column gap-1">
            <input type="text" class="form-control" placeholder="Username">
            <input type="password" class="form-control" placeholder="Password">
            <button type="submit" class="btn btn-primary">Login</button>
        </form>
    </div>
</div>

<!-- Dropdown with Checkboxes -->
<div class="dropdown dropdown-bottom">
    <div class="dropdown-box">
        Filter Options
        <i class="fa-solid fa-chevron-down"></i>
    </div>
    <ul class="dropdown-menu">
        <li>
            <label class="d-flex align-items-center gap-1">
                <input type="checkbox"> Option 1
            </label>
        </li>
        <li>
            <label class="d-flex align-items-center gap-1">
                <input type="checkbox"> Option 2
            </label>
        </li>
        <li>
            <label class="d-flex align-items-center gap-1">
                <input type="checkbox"> Option 3
            </label>
        </li>
    </ul>
</div>

<!-- Dropdown with Radio Buttons -->
<div class="dropdown dropdown-bottom">
    <div class="dropdown-box">
        Sort Options
        <i class="fa-solid fa-chevron-down"></i>
    </div>
    <ul class="dropdown-menu">
        <li>
            <label class="d-flex align-items-center gap-1">
                <input type="radio" name="sort"> Name (A-Z)
            </label>
        </li>
        <li>
            <label class="d-flex align-items-center gap-1">
                <input type="radio" name="sort"> Name (Z-A)
            </label>
        </li>
        <li>
            <label class="d-flex align-items-center gap-1">
                <input type="radio" name="sort"> Date (Newest)
            </label>
        </li>
    </ul>
</div>

Multi-level Dropdown Example

            

                

                    

                        Multi-level Dropdown
                        
                    

                    
                

            

            

                
                
HTML

                
            

            <div class="dropdown dropdown-bottom">
    <div class="dropdown-box">
        Multi-level Dropdown
        <i class="fa-solid fa-chevron-down"></i>
    </div>
    <ul class="dropdown-menu">
        <li><a href="#">Action</a></li>
        <li class="dropdown-submenu">
            <a href="#" class="dropdown-submenu-toggle">
                Submenu 1
                <i class="fa-solid fa-chevron-right"></i>
            </a>
            <ul class="dropdown-menu dropdown-right">
                <li><a href="#">Submenu Item 1</a></li>
                <li><a href="#">Submenu Item 2</a></li>
                <li class="dropdown-submenu">
                    <a href="#" class="dropdown-submenu-toggle">
                        Submenu 1.1
                        <i class="fa-solid fa-chevron-right"></i>
                    </a>
                    <ul class="dropdown-menu">
                        <li class="dropdown-submenu">
                            <a class="dropdown-submenu-toggle">
                                Submenu Item 1.1.1
                                <i class="fa-solid fa-chevron-right"></i>
                            </a>
                            <ul class="dropdown-menu">
                                <li><a href="#">Submenu Item 1.1.1</a></li>
                                <li><a href="#">Submenu Item 1.1.2</a></li>
                            </ul>
                        </li>
                        <li><a href="#">Submenu Item 1.1.2</a></li>
                    </ul>
                </li>
            </ul>
        </li>
        <li class="dropdown-submenu">
            <a href="#" class="dropdown-submenu-toggle">
                Submenu 2
                <i class="fa-solid fa-chevron-right"></i>
            </a>
            <ul class="dropdown-menu">
                <li><a href="#">Submenu Item 3</a></li>
                <li><a href="#">Submenu Item 4</a></li>
            </ul>
        </li>
    </ul>
</div>

Available Classes

Class Description
.dropdown Base class for the dropdown component
.dropdown-box The trigger element that opens the dropdown
.dropdown-menu Container for dropdown items
.dropdown-bottom Opens dropdown below the trigger
.dropdown-top Opens dropdown above the trigger
.dropdown-right Opens dropdown to the right of the trigger
.dropdown-left Opens dropdown to the left of the trigger
.dropdown-hover Enables hover trigger instead of click
.dropdown-submenu Creates a nested dropdown menu
.dropdown-submenu-toggle The trigger element for submenu items

Layout Variations

The dropdown component supports different layout variations:

  • Direction Variations: Bottom, top, right, and left positioning
  • Trigger Types: Click or hover activation
  • Nested Menus: Multi-level dropdown menus with submenus
  • Size Options: Small and large variants available
  • Custom Styling: Support for custom colors and borders

File Locations #

Type Path
SCSS miz/themes/mizoon/components/dropdown/_index.scss
HTML Example miz/themes/mizoon/components/dropdown/index.html
JavaScript miz/themes/mizoon/components/dropdown/script.js

SCSS Variables #

            

                
                
SCSS

                
            

            $dropdown-box-transition: 0.2s linear;
$dropdown-menu-transition: 1s linear;
$item-dropdown-menu-transition: 0.2s linear;
$icon-submenu-toggle-rotate: 90deg;

$dropdown-box-custom-classes: ".bg-secondary-color, .on-secondary-color, .radius-all-small, .txt-normal, .border-style-solid, .border-primary-color, .bw-1";
$dropdown-menu-custom-classes: ".bg-secondary-color, .on-secondary-color, .radius-all-small, .txt-normal, .bw-1, .border-style-solid, .border-primary-color";
$item-dropdown-menu-custom-classes: ".py-1, .px-2, .on-secondary-color, .txt-normal";

JavaScript Implementation #

The dropdown component includes JavaScript functionality for handling interactions:

  • Click and hover event handling
  • Submenu support with nested dropdowns
  • Keyboard navigation (Escape key to close)
  • Click outside to close
  • Mobile-friendly interactions

Class Structure

Method/Property Type Description
constructor(element) Method Initializes the dropdown component
init() Method Sets up event listeners and initial state
toggle() Method Toggles the dropdown's visibility
open() Method Opens the dropdown
close() Method Closes the dropdown
toggleSubmenu(submenu) Method Toggles a submenu's visibility