Tooltips
Bootstrap tooltips
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Below is documentation and examples for adding custom Bootstrap tooltips with CSS as well as JavaScript using CSS3 for animations and data-attributes for local title storage.
Overview
Things to know when using the tooltip plugin:
- Tooltips rely on the 3rd party library Popper.js for positioning. You must include popper.min.js before bootstrap.js in order for tooltips to work!
- Tooltips are opt-in for performance reasons, so you must initialize them yourself.
- Tooltips with zero-length titles are never displayed.
- Specify
container: 'body'
to avoid rendering problems in more complex components (like our input groups, button groups, etc). - Triggering tooltips on hidden elements will not work.
- Tooltips for
.disabled
ordisabled
elements must be triggered on a wrapper element. - When triggered from hyperlinks that span multiple lines, tooltips will be centered. Use
white-space: nowrap;
on your<a>
s to avoid this behavior. - Tooltips must be hidden before their corresponding elements have been removed from the DOM.
Got all that? Great, let’s see how they work with some examples.
Example: Enable tooltips everywhere
One way to initialize all tooltips on a page would be to select them by their data-toggle attribute, as bellow:
// Tooltips Initialization
$(function () {
$('[data-toggle="tooltip"]').tooltip()
})
Examples
Hover over the links below to see tooltips:
Default tooltips
Tight pants next level keffiyeh
<a href="#" data-toggle="tooltip" title="Default tooltip">you probably</a>
haven't heard of them. Photo booth beard raw denim letterpress vegan messenger bag stumptown. Farm-to-table
seitan, mcsweeney's fixie sustainable quinoa 8-bit american apparel
<a href="#" data-toggle="tooltip" title="Another tooltip">have a</a>
terry richardson vinyl chambray. Beard stumptown, cardigans banh mi lomo thundercats. Tofu biodiesel
williamsburg marfa, four loko mcsweeney's cleanse vegan chambray. A really ironic artisan
<a href="#" data-toggle="tooltip" title="Another one here too">whatever keytar</a>
,scenester farm-to-table banksy Austin
<a href="#" data-toggle="tooltip" title="The last tip!">twitter handle</a>
freegan cred raw denim single-origin coffee viral.
// Tooltips Initialization
$(function () {
$('[data-toggle="tooltip"]').tooltip()
})
Material tooltips MDB Pro component
Tight pants next level keffiyeh <a href="#" class="material-tooltip-main" data-toggle="tooltip"
title="Default tooltip">you
probably</a>
haven't
heard of them. Photo booth beard raw denim letterpress vegan messenger bag stumptown. Farm-to-table seitan,
mcsweeney's fixie sustainable quinoa 8-bit american apparel <a href="#" class="material-tooltip-main"
data-toggle="tooltip" title="Another tooltip">have
a</a> terry richardson vinyl chambray. Beard stumptown, cardigans banh mi lomo thundercats. Tofu
biodiesel
williamsburg marfa, four loko mcsweeney's cleanse vegan chambray. A really ironic artisan <a href="#"
class="material-tooltip-main" data-toggle="tooltip" title="Another one here too">whatever keytar</a>,
scenester farm-to-table banksy
Austin
<a href="#" class="material-tooltip-main" data-toggle="tooltip" title="The last tip!">twitter handle</a>
freegan
cred raw denim single-origin
coffee viral.
$(function () {
$('.material-tooltip-main').tooltip({
template: '<div class="tooltip md-tooltip"><div class="tooltip-arrow md-arrow"></div><div class="tooltip-inner md-inner"></div></div>'
});
})
Four tooltips
Hover over the buttons below to see the four tooltips directions: top, right, bottom, and left.
Default tooltips
<button type="button" class="btn btn-primary" data-toggle="tooltip" data-placement="top"
title="Tooltip on top">
Tooltip on top
</button>
<button type="button" class="btn btn-primary" data-toggle="tooltip" data-placement="right"
title="Tooltip on right">
Tooltip on right
</button>
<button type="button" class="btn btn-primary" data-toggle="tooltip" data-placement="bottom"
title="Tooltip on bottom">
Tooltip on bottom
</button>
<button type="button" class="btn btn-primary" data-toggle="tooltip" data-placement="left"
title="Tooltip on left">
Tooltip on left
</button>
// Tooltips Initialization
$(function () {
$('[data-toggle="tooltip"]').tooltip()
})
Material tooltips MDB Pro component
<button type="button" class="btn btn-secondary material-tooltip-main" data-toggle="tooltip"
data-placement="top" title="MD on top">
MD on top
</button>
<button type="button" class="btn btn-secondary material-tooltip-main" data-toggle="tooltip"
data-placement="right" title="MD on right">
MD on right
</button>
<button type="button" class="btn btn-secondary material-tooltip-main" data-toggle="tooltip"
data-placement="bottom" title="MD on bottom">
MD on bottom
</button>
<button type="button" class="btn btn-secondary material-tooltip-main" data-toggle="tooltip"
data-placement="left" title="MD on left">
MD on left
</button>
$(function () {
$('.material-tooltip-main').tooltip({
template: '<div class="tooltip md-tooltip-main"><div class="tooltip-arrow md-arrow"></div><div class="tooltip-inner md-inner-main"></div></div>'
});
})
Custom HTML
You can use HTML to customize tooltip's title.
Default tooltip
<button type="button" class="btn btn-primary" data-toggle="tooltip" data-html="true"
title="<em>Tooltip</em> <u>with</u> <b>HTML</b>">
Tooltip with HTML
</button>
// Tooltips Initialization
$(function () {
$('[data-toggle="tooltip"]').tooltip()
})
Material tooltip MDB Pro component
<button type="button" class="btn btn-secondary material-tooltip-main" data-toggle="tooltip" data-html="true"
title="<em>Tooltip</em> <u>with</u> <b>HTML</b>">
MD tooltip with HTML
</button>
$(function () {
$('.material-tooltip-main').tooltip({
template: '<div class="tooltip md-tooltip-main"> <div class = "tooltip-arrow md-arrow" > < /div> <div class = "tooltip-inner md-inner-main" > < /div> </div>'
});
})
Disabled elements
Elements with the disabled
attribute aren’t interactive, meaning users cannot focus, hover over, or
click on them to trigger a tooltip (or popover).
As a workaround, you’ll need to trigger the tooltip from a wrapper <div>
or
<span>
,
ideally made keyboard-focusable using tabindex="0"
,
and override the pointer-events
on the disabled element.
Default tooltip
<span class="d-inline-block" tabindex="0" data-toggle="tooltip" title="Disabled tooltip">
<button class="btn btn-primary" style="pointer-events: none;" type="button" disabled>Disabled
button</button>
</span>
// Tooltips Initialization
$(function () {
$('[data-toggle="tooltip"]').tooltip()
})
Material tooltip MDB Pro component
<span class="d-inline-block material-tooltip-main" tabindex="0" data-toggle="tooltip"
title="Disabled tooltip">
<button class="btn btn-secondary" style="pointer-events: none;" type="button" disabled>MD Disabled
button</button>
</span>
$(function () {
$('.material-tooltip-main').tooltip({
template: '<div class="tooltip md-tooltip-main"> <div class = "tooltip-arrow md-arrow" > < /div> <div class = "tooltip-inner md-inner-main" > < /div> </div>'
});
})
Material Email Tooltips MDB Pro component
<button type="button" class="btn btn-secondary material-tooltip-email" data-toggle="tooltip"
data-placement="top" title="MD example">
MD on top
</button>
<button type="button" class="btn btn-secondary material-tooltip-email" data-toggle="tooltip"
data-placement="right" title="MD example">
MD on right
</button>
<button type="button" class="btn btn-secondary material-tooltip-email" data-toggle="tooltip"
data-placement="bottom" title="MD example">
MD on bottom
</button>
<button type="button" class="btn btn-secondary material-tooltip-email" data-toggle="tooltip"
data-placement="left" title="MD example">
MD on left
</button>
<button type="button" class="btn btn-secondary material-tooltip-email" data-toggle="tooltip" data-html="true"
title="<em>Tooltip</em> <u>with</u> <b>HTML</b>">
MD Tooltip with HTML
</button>
<span class="d-inline-block material-tooltip-email" tabindex="0" data-toggle="tooltip" title="Disabled tooltip">
<button class="btn btn-secondary" style="pointer-events: none;" type="button" disabled>MD Disabled
button</button>
</span>
$(function () {
$('.material-tooltip-email').tooltip({
template: '<div class="tooltip md-tooltip-email"><div class="tooltip-arrow md-arrow"></div><div class="tooltip-inner md-inner-email"></div></div>'
});
})
Material Smaller Tooltips MDB Pro component
<button type="button" class="btn btn-secondary material-tooltip-smaller" data-toggle="tooltip"
data-placement="top" title="MD example">
MD on top
</button>
<button type="button" class="btn btn-secondary material-tooltip-smaller" data-toggle="tooltip"
data-placement="right" title="MD example">
MD on right
</button>
<button type="button" class="btn btn-secondary material-tooltip-smaller" data-toggle="tooltip"
data-placement="bottom" title="MD example">
MD on bottom
</button>
<button type="button" class="btn btn-secondary material-tooltip-smaller" data-toggle="tooltip"
data-placement="left" title="MD example">
MD on left
</button>
<button type="button" class="btn btn-secondary material-tooltip-smaller" data-toggle="tooltip" data-html="true"
title="<em>Tooltip</em> <u>with</u> <b>HTML</b>">
MD Tooltip with HTML
</button>
<span class="d-inline-block material-tooltip-smaller" tabindex="0" data-toggle="tooltip"
title="Disabled tooltip">
<button class="btn btn-secondary" style="pointer-events: none;" type="button" disabled>MD Disabled
button</button>
</span>
$(function () {
$('.material-tooltip-smaller').tooltip({
template: '<div class="tooltip md-tooltip"><div class="tooltip-arrow md-arrow"></div><div class="tooltip-inner md-inner"></div></div>'
});
})
Usage
The tooltip plugin generates content and markup on demand and by default places tooltips after their trigger element.
You may trigger the tooltip via JavaScript:
$('#example').tooltip(options)
Overflow
auto
andscroll
The tooltip position attempts to automatically change when a parent container has
overflow: auto
oroverflow: scroll
like our.table-responsive
, but still keeps the original placement’s positioning. To resolve this, set theboundary
option to anything other than the default value,'scrollParent'
, for example'window':
$('#example').tooltip({ boundary: 'window' })
Markup
The required markup for a tooltip is only a data
attribute and a title
on the HTML
element
you wish to have a
tooltip. The generated markup of a tooltip is rather simple, though it does require a position (by default, set
to
top
by the plugin).
Making tooltips work for keyboard and assistive technology users
You should only add tooltips to HTML elements that are traditionally keyboard-focusable and interactive (such as links or form controls). Although arbitrary HTML elements (such as
span
s) can be made focusable by adding thetabindex="0"
attribute, this will add potentially annoying and confusing tab stops on non-interactive elements for keyboard users. In addition, most assistive technologies currently do not announce the tooltip in this situation.Additionally, do not rely solely on
hover
as the trigger for your tooltip, as this will make your tooltips impossible to trigger for keyboard users.
<!-— HTML to write -->
<a href="#" data-toggle="tooltip" title="Some tooltip text!">Hover over me</a>
<!-— Generated markup by the plugin -->
<div class="tooltip bs-tooltip-top" role="tooltip">
<div class="arrow"></div>
<div class="tooltip-inner">
Some tooltip text!
</div>
</div>
// Tooltips Initialization
$(function () {
$('[data-toggle="tooltip"]').tooltip()
})
Disabled elements
Elements with the disabled
attribute aren’t interactive, meaning users cannot focus, hover, or
click them to trigger a tooltip (or popover).
As a workaround, you’ll need to trigger the tooltip from a wrapper <div>
or
<span>
,
ideally made keyboard-focusable using tabindex="0"
,
and override the pointer-events
on the disabled element.
<span class="d-inline-block" tabindex="0" data-toggle="tooltip" title="Disabled tooltip">
<button class="btn btn-primary" style="pointer-events: none;" type="button" disabled>Disabled button</button>
</span>
// Tooltips Initialization
$(function () {
$('[data-toggle="tooltip"]').tooltip()
})
Options
Options can be passed via data attributes or JavaScript. For data attributes, append the
option name to data-
,
as in data-animation=""
.
Name | Type | Default | Description |
---|---|---|---|
animation | boolean | true | Apply a CSS fade transition to the tooltip |
boundary | string | element | 'scrollParent' | Overflow constraint boundary of the tooltip. Accepts the values of 'viewport' ,
'window' ,
'scrollParent' , or
an HTMLElement reference (JavaScript only). For more information refer to Popper.js's
preventOverflow docs. |
constraints | Array | [] | An array of constraints — passed through to Tether. For more information refer to Tether's constraint docs. |
container | string | element | false | false |
Appends the tooltip to a specific element. Example: |
delay | number | object | 0 |
Delay showing and hiding the tooltip (ms) — does not apply to manual trigger type If a number is supplied, the delay is applied to both hide/show Object structure is: |
html | boolean | false |
Allow HTML in the tooltip. If true, HTML tags in the tooltip's Use text if you're worried about XSS attacks. |
placement | string | function | 'top' |
How to position the tooltip — top | bottom | left | right | auto. When a function is used to determine the placement, it is called with the tooltip DOM node as
its first argument and the triggering element DOM node as its second. The |
selector | string | false | false | If a selector is provided, popover objects will be delegated to the specified targets. In practice, this is used to enable dynamic HTML content to have popovers added. See this and an informative example. |
template | string | '<div class="tooltip" role="tooltip"><div
class="arrow"></div><div
class="tooltip-inner"></div></div>'' |
The base HTML to use when creating the tooltip. The tooltip's
The outermost wrapper element should have the |
title | string | element | function | '' |
Default title value if the If a function is given, it will be called with its |
trigger | string | 'hover focus' |
How tooltip is triggered — click | hover | focus | manual. You may pass Material triggers; separate them with a space.
|
offsets | string | '0 0' | The offset of the popover relative to its target. For more information refer to Tether's offset docs. |
Data attributes for individual tooltips
Options for individual tooltips can alternatively be specified through the use of data attributes, as explained above.
Methods
Asynchronous methods and transitions
All API methods are asynchronous and start a transition. They return to the caller as soon as the transition is started but before it ends. In addition, a method call on a transitioning component will be ignored.
$().tooltip(options)
Attaches a tooltip handler to an element collection.
.tooltip('show')
Reveals an element’s tooltip. It returns to the caller before the tooltip has actually been shown
(i.e.
before the shown.bs.tooltip
event occurs). This is considered a “manual” triggering of the
tooltip.
Tooltips with zero-length titles are never displayed.
$('#element').tooltip('show')
.tooltip('hide')
Hides an element’s tooltip. It returns to the caller before the tooltip has actually been hidden
(i.e.
before the hidden.bs.tooltip
event occurs). This is considered a “manual” triggering of the
tooltip.
$('#element').tooltip('hide')
.tooltip('toggle')
Toggles an element’s tooltip. It returns to the caller before the tooltip has actually been shown or
hidden
(i.e. before the shown.bs.tooltip
or hidden.bs.tooltip
event occurs). This is
considered
a “manual” triggering of the tooltip.
$('#element').tooltip('toggle')
.tooltip('dispose')
Hides and destroys an element’s tooltip. Tooltips that use delegation (which are created using the
selector
option)
cannot be individually destroyed on descendant trigger elements.
$('#element').tooltip('dispose')
.tooltip('enable')
Gives an element’s tooltip the ability to be shown. Tooltips are enabled by default.
$('#element').tooltip('enable')
.tooltip('disable')
Removes the ability for an element’s tooltip to be shown. The tooltip will only be able to be shown if it is re-enabled.
$('#element').tooltip('disable')
.tooltip('toggleEnabled')
Toggles the ability for an element’s tooltip to be shown or hidden.
$('#element').tooltip('toggleEnabled')
.tooltip('update')
Updates the position of an element’s tooltip.
$('#element').tooltip('update')
Events
Event Type | Description |
---|---|
show.bs.tooltip | This event fires immediately when the show instance method is called. |
shown.bs.tooltip | This event is fired when the tooltip has been made visible to the user (it will wait for CSS transitions to complete). |
hide.bs.tooltip | This event is fired immediately when the hide instance method has been called. |
hidden.bs.tooltip | This event is fired when the tooltip has finished being hidden from the user (it will wait for CSS transitions to complete). |
inserted.bs.tooltip | This event is fired after the show.bs.tooltip event when the tooltip template has been
added to the DOM. |
$('#myTooltip').on('hidden.bs.tooltip', function () {
// do something…
})