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96 lines
7.2 KiB
Markdown
96 lines
7.2 KiB
Markdown
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# Nav Menu
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Menu that provides navigation for your website.
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## Top bar
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Top bar NavMenu can be used in a variety of scenarios.
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:::demo By default Menu is vertical, but you can change it to horizontal by setting the mode prop to 'horizontal'. In addition, you can use the sub-menu component to create a second level menu. Menu provides `background-color`, `text-color` and `active-text-color` to customize the colors.
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menu/basic
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:::
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## Side bar
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Vertical NavMenu with sub-menus.
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:::demo You can use the el-menu-item-group component to create a menu group, and the name of the group is determined by the title prop or a named slot.
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menu/vertical
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:::
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## Collapse
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Vertical NavMenu could be collapsed.
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:::demo
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menu/collapse
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:::
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## Menu Attributes
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| Attribute | Description | Type | Accepted Values | Default |
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| ------------------- | ---------------------------------------------------------------------------------------------------------- | ------- | --------------------- | -------- |
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| mode | menu display mode | string | horizontal / vertical | vertical |
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| collapse | whether the menu is collapsed (available only in vertical mode) | boolean | — | false |
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| background-color | background color of Menu (hex format) | string | — | #ffffff |
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| text-color | text color of Menu (hex format) | string | — | #303133 |
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| active-text-color | text color of currently active menu item (hex format) | string | — | #409EFF |
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| default-active | index of currently active menu | string | — | — |
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| default-openeds | array that contains indexes of currently active sub-menus | Array | — | — |
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| unique-opened | whether only one sub-menu can be active | boolean | — | false |
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| menu-trigger | how sub-menus are triggered, only works when `mode` is 'horizontal' | string | hover / click | hover |
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| router | whether `vue-router` mode is activated. If true, index will be used as 'path' to activate the route action | boolean | — | false |
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| collapse-transition | whether to enable the collapse transition | boolean | — | true |
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## Menu Methods
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| Methods Name | Description | Parameters |
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| ------------ | ------------------------- | ------------------------------------- |
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| open | open a specific sub-menu | index: index of the sub-menu to open |
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| close | close a specific sub-menu | index: index of the sub-menu to close |
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## Menu Events
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| Event Name | Description | Parameters |
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| ---------- | ----------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
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| select | callback function when menu is activated | index: index of activated menu, indexPath: index path of activated menu, item: the selected menu item, routeResult: result returned by `vue-router` if `router` is enabled |
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| open | callback function when sub-menu expands | index: index of expanded sub-menu, indexPath: index path of expanded sub-menu |
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| close | callback function when sub-menu collapses | index: index of collapsed sub-menu, indexPath: index path of collapsed sub-menu |
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## Menu-Item Events
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| Event Name | Description | Parameters |
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| ---------- | ------------------------------------------- | ---------------------- |
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| click | callback function when menu-item is clicked | el: menu-item instance |
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## SubMenu Attributes
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| Attribute | Description | Type | Accepted Values | Default |
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| --------------------- | ---------------------------------------------------------------------------------------------------------------- | ------- | --------------- | ----------------------------------------------- |
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| index | unique identification | string | — | — |
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| popper-class | custom class name for the popup menu | string | — | — |
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| show-timeout | timeout before showing a sub-menu | number | — | 300 |
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| hide-timeout | timeout before hiding a sub-menu | number | — | 300 |
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| disabled | whether the sub-menu is disabled | boolean | — | false |
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| popper-append-to-body | whether to append the popup menu to body. If the positioning of the menu is wrong, you can try setting this prop | boolean | - | level one SubMenu: true / other SubMenus: false |
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## Menu-Item Attributes
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| Attribute | Description | Type | Accepted Values | Default |
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| --------- | --------------------- | ----------- | --------------- | ------- |
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| index | unique identification | string/null | — | null |
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| route | Vue Router object | object | — | — |
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| disabled | whether disabled | boolean | — | false |
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## Menu-Item-Group Attributes
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| Attribute | Description | Type | Accepted Values | Default |
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| --------- | ----------- | ------ | --------------- | ------- |
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| title | group title | string | — | — |
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