AdminLTE/docs/javascript/treeview.md

75 lines
2.0 KiB
Markdown
Raw Blame History

This file contains invisible Unicode characters!

This file contains invisible Unicode characters that may be processed differently from what appears below. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to reveal hidden characters.

---
layout: page
title: Treeview Plugin
---
The Treeview plugin converts a nested list into a tree view where sub menus can be expanded.
##### Usage
This plugin can be activated as a jQuery plugin or using the data api.
###### Data API
{: .text-bold }
Add `data-widget="treeview"` to any `ul` or `ol` element to activate the plugin.
```html
<ul data-widget="treeview">
<li><a href="#">One Level</a></li>
<li class="nav-item">
<a class="nav-link" href="#">Multilevel</a>
<ul class="nav-treeview">
<li><a href="#">Level 2</a></li>
</ul>
</li>
</ul>
```
###### jQuery
{: .text-bold }
```js
$('ul').Treeview(options)
```
##### Options
{: .mt-4}
|---
| Name | Type | Default | Description
|-|-|-|-
|animationSpeed | Number | 300 | Speed of slide down/up animation in milliseconds.
|accordion | Boolean | TRUE | Whether to collapse the open menu when expanding another.
|trigger | String | `[data-widget="treeview"] .nav-link` | Selector of the element that should respond to the click and result in expanding or collapsing it sibling sub menu.
|expandSidebar | Boolean | FALSE | Whether to expand sidebar on open menu.
|sidebarButtonSelector | String | `[data-widget="pushmenu"]` | Selector of the sidebar button.
{: .table .table-bordered .bg-light}
> ##### Tip!
> You can use any option via the data-attributes like this.
> ```html
> <ul data-widget="treeview" data-accordion="false">...</ul>
> ```
{: .quote-info}
> ##### IMPORTANT!
> If you want to use a multiple treeview's beside the main-sidebar treeview,
> then you need to add to all treeview's a ID-tag.
> ```html
> <ul data-widget="treeview" id="someIdNameOrSo" data-accordion="false">...</ul>
> ```
{: .quote-danger}
##### Events
{: .mt-4}
|---
| Event Type | Description
|-|-
|expanded.lte.treeview | Triggered after a sub menu expands.
|collapsed.lte.treeview | Triggered after a sub menu collapses.
|load.lte.treeview | Triggered after the plugin initialized via data api.
{: .table .table-bordered .bg-light}
Example: `$('ul').on('expanded.lte.treeview', handleExpandedEvent)`