afv-library/skills/design-systems-slds-apply/assets/blueprints/components/menus.yaml

135 lines
5.5 KiB
YAML

name: Menus
description: Contextual navigation components that present a list of actions or options, typically triggered by user interaction
with a button or other control.
category: Navigation
slds_classes:
root: slds-dropdown
elements:
- class: slds-dropdown__item
description: Individual menu item wrapper
purpose: Contains a single menu option
- class: slds-dropdown__header
description: Menu section header
purpose: Groups related menu items with a heading
modifiers:
- class: slds-dropdown_left
description: Left-aligned dropdown menu
usage: Menu aligned to the left edge of trigger
- class: slds-dropdown_right
description: Right-aligned dropdown menu
usage: Menu aligned to the right edge of trigger
- class: slds-dropdown_bottom
description: Bottom-positioned dropdown menu
usage: Menu appears below the trigger element
- class: slds-dropdown_length-5
description: Menu height for 5 items
usage: Constrains menu height for scrolling
- class: slds-dropdown_length-7
description: Menu height for 7 items
usage: Constrains menu height for scrolling
- class: slds-dropdown_length-10
description: Menu height for 10 items
usage: Constrains menu height for scrolling
states:
- class: slds-is-open
description: Open menu state
trigger: When menu is visible
- class: slds-is-selected
description: Selected menu item state
trigger: Currently selected menu option
variants:
- name: Base
description: Standard dropdown menu
classes:
- slds-dropdown
usage_context: Default menu implementation for actions and options
differences: Basic dropdown menu with list of actionable items
lightning_component:
name: lightning-menu-item
url: https://developer.salesforce.com/docs/component-library/bundle/lightning-menu-item
mapping_notes: Mapped through lightning-menu-item and lightning-button-menu components
accessibility:
keyboard_support:
- Tab to focus menu trigger
- Enter/Space to open menu
- Arrow keys to navigate menu items
- Enter/Space to select menu items
- Escape to close menu
screen_reader:
- Menu structure and purpose announced
- Menu items and their actions described
- Current selection communicated
- Menu state changes announced
aria_attributes:
- role='menu' for menu container
- role='menuitem' for menu options
- aria-expanded on menu trigger
- aria-haspopup on menu trigger
- aria-labelledby for menu identification
usage_guidelines:
when_to_use:
- For contextual actions related to specific content
- To group related actions in a compact interface
- For overflow actions when space is limited
- To provide secondary or advanced options
when_not_to_use:
- For primary navigation (use navigation components)
- For form inputs (use select or combobox)
- When all actions should be immediately visible
best_practices:
- Use clear, action-oriented menu item labels
- Group related actions with headers and dividers
- Order items by frequency of use or importance
- Limit menu length to avoid overwhelming users
- Provide keyboard navigation support
common_mistakes:
- Too many menu items without organization
- Unclear or vague menu item labels
- Poor menu positioning that gets cut off
- Missing keyboard navigation support
code_examples:
- title: Basic Dropdown Menu
code: "<div class=\"slds-dropdown-trigger slds-dropdown-trigger_click slds-is-open\">\n <button class=\"slds-button\
\ slds-button_neutral\" aria-haspopup=\"true\" aria-expanded=\"true\">\n Show Menu\n <svg class=\"slds-button__icon\
\ slds-button__icon_right\" aria-hidden=\"true\">\n <use xlink:href=\"/assets/icons/utility-sprite/svg/symbols.svg#down\"\
></use>\n </svg>\n </button>\n <div class=\"slds-dropdown slds-dropdown_right\">\n <ul class=\"\
\" role=\"menu\">\n <li class=\"slds-dropdown__item\" role=\"presentation\">\n <a href=\"#\" role=\"\
menuitem\" tabindex=\"0\">\n <span class=\"slds-truncate\" title=\"Menu Item One\">Menu Item One</span>\n\
\ </a>\n </li>\n <li class=\"slds-dropdown__item\" role=\"presentation\">\n <a\
\ href=\"#\" role=\"menuitem\" tabindex=\"-1\">\n <span class=\"slds-truncate\" title=\"Menu Item Two\">Menu\
\ Item Two</span>\n </a>\n </li>\n <li class=\"slds-dropdown__item\" role=\"presentation\"\
>\n <a href=\"#\" role=\"menuitem\" tabindex=\"-1\">\n <span class=\"slds-truncate\" title=\"\
Menu Item Three\">Menu Item Three</span>\n </a>\n </li>\n </ul>\n </div>\n </div>\n"
styling_hooks: []
dependencies:
css_files:
- dropdown.css
- menu.css
- button.css
javascript:
- dropdown.js
- menu.js
icons:
- utility-sprite.svg
other_components:
- button
- dropdown
- truncate
related_components:
- name: Button Menu
relationship: container
description: Button that triggers menu dropdown
- name: Popover
relationship: similar
description: Alternative overlay for contextual content
- name: Navigation
relationship: alternative
description: Alternative for primary navigation
references:
official_docs: https://v1.lightningdesignsystem.com/components/menus/
metadata:
version: 1.0.0
last_updated: '2025-11-12'
review_status: complete
notes: ' Cleaned invalid classes and CSS variables on 2025-11-12 using slds-plus.css as source of truth.'