Bootstrap Button groups dropdown

Introduction

Within the pages we build we regularly have a number of achievable opportunities to present or else a couple of actions which can be ultimately required involving a certain product or a topic so it would be quite helpful in the case that they had an handy and uncomplicated approach designating the controls responsible for the site visitor taking one way or yet another within a compact group with common appeal and styling.

To care for this kind of cases the latest edition of the Bootstrap framework-- Bootstrap 4 has total help to the so knowned as Bootstrap Button groups panel which typically are just exactly what the full name mention-- sets of buttons wrapped just as a specific element with all the elements within looking almost the exact same and so it is definitely simple for the visitor to select the right one and it's much less troubling for the vision given that there is no free space in between the certain elements in the group-- it seems like a single button bar with a number of selections.

The way to work with the Bootstrap Button groups responsive:

Building a button group is really easy-- all you need is simply an element along with the class

.btn-group

to wrap in your buttons. This specific makes a horizontally coordinated group of buttons-- in the event that you want a vertically stacked group operate the

.btn-group-vertical

class alternatively.

The size of the buttons in a group may possibly be universally dealt with so using specifying a single class to the entire group you can certainly acquire either small or large buttons in it-- just bring in

.btn-group-sm

for small or

.btn-group-lg

class to the

.btn-group

component and all of the buttons inside will get the determined sizing. In contrast to the past version you just can't tell the buttons in the group to expose extra small because the

.btn-group-xs

class in no more upheld by the Bootstrap 4 framework. You can eventually put together a few button groups in a toolbar simply enclosing them inside a

.btn-toolbar

element or nest a group in another to add a dropdown component inside the child button group.

Standard example

Cover a series of buttons by having

.btn

.btn-group

<div class="btn-group" role="group" aria-label="Basic example">
  <button type="button" class="btn btn-secondary">Left</button>
  <button type="button" class="btn btn-secondary">Middle</button>
  <button type="button" class="btn btn-secondary">Right</button>
</div>

Illustration of the Button Toolbar

Merge sets of Bootstrap Button groups panel into button toolbars for additional structure elements. Apply utility classes like required to space out groups, tabs, and even more.

<div class="btn-toolbar" role="toolbar" aria-label="Toolbar with button groups">
  <div class="btn-group mr-2" role="group" aria-label="First group">
    <button type="button" class="btn btn-secondary">1</button>
    <button type="button" class="btn btn-secondary">2</button>
    <button type="button" class="btn btn-secondary">3</button>
    <button type="button" class="btn btn-secondary">4</button>
  </div>
  <div class="btn-group mr-2" role="group" aria-label="Second group">
    <button type="button" class="btn btn-secondary">5</button>
    <button type="button" class="btn btn-secondary">6</button>
    <button type="button" class="btn btn-secondary">7</button>
  </div>
  <div class="btn-group" role="group" aria-label="Third group">
    <button type="button" class="btn btn-secondary">8</button>
  </div>
</div>

Do not hesitate to mixture input groups together with button groups within your toolbars. Just like the good example just above, you'll most likely need special utilities though to space things correctly.

<div class="btn-toolbar mb-3" role="toolbar" aria-label="Toolbar with button groups">
  <div class="btn-group mr-2" role="group" aria-label="First group">
    <button type="button" class="btn btn-secondary">1</button>
    <button type="button" class="btn btn-secondary">2</button>
    <button type="button" class="btn btn-secondary">3</button>
    <button type="button" class="btn btn-secondary">4</button>
  </div>
  <div class="input-group">
    <span class="input-group-addon" id="btnGroupAddon">@</span>
    <input type="text" class="form-control" placeholder="Input group example" aria-describedby="btnGroupAddon">
  </div>
</div>

<div class="btn-toolbar justify-content-between" role="toolbar" aria-label="Toolbar with button groups">
  <div class="btn-group" role="group" aria-label="First group">
    <button type="button" class="btn btn-secondary">1</button>
    <button type="button" class="btn btn-secondary">2</button>
    <button type="button" class="btn btn-secondary">3</button>
    <button type="button" class="btn btn-secondary">4</button>
  </div>
  <div class="input-group">
    <span class="input-group-addon" id="btnGroupAddon2">@</span>
    <input type="text" class="form-control" placeholder="Input group example" aria-describedby="btnGroupAddon2">
  </div>
</div>

Sizing

Instead of adding button sizing classes to each button inside of a group, simply just add

.btn-group-*

to every

.btn-group

, consisting of every one when nesting a number of groups

<div class="btn-group btn-group-lg" role="group" aria-label="...">...</div>
<div class="btn-group" role="group" aria-label="...">...</div>
<div class="btn-group btn-group-sm" role="group" aria-label="...">...</div>

Nesting

State a

.btn-group

inside an additional

.btn-group

when you wish dropdown menus combined with a variety of buttons. ( get more information)

<div class="btn-group" role="group" aria-label="Button group with nested dropdown">
  <button type="button" class="btn btn-secondary">1</button>
  <button type="button" class="btn btn-secondary">2</button>

  <div class="btn-group" role="group">
    <button id="btnGroupDrop1" type="button" class="btn btn-secondary dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
      Dropdown
    </button>
    <div class="dropdown-menu" aria-labelledby="btnGroupDrop1">
      <a class="dropdown-item" href="#">Dropdown link</a>
      <a class="dropdown-item" href="#">Dropdown link</a>
    </div>
  </div>
</div>

Vertical alternative

Build a set of buttons appear like upright stacked as opposed to horizontally. Split button dropdowns are not assisted here.

<div class="btn-group-vertical">
  ...
</div>

Popovers and Tooltips

Caused by the specific application ( and also other elements), a piece of unique casing is necessitated for tooltips and popovers inside of button groups. You'll need to define the option

container: 'body'

to stay away from unwanted lesser reactions ( for instance, the element expanding larger and/or giving up its round edges when the tooltip or else popover is activated). ( useful source)

One other detail to keep in mind

To get a dropdown button inside a

.btn-group

generate one other feature carrying the very same class inside it and wrap it around a

<button>

by using the

.dropdown-toggle

class,

data-toggle="dropdown"

and

type="button"

attributes. Next together with this

<button>

set a

<div>

with the class

.dropdown-menu

and produce the web links of your dropdown within it making sure you have certainly specified the

.dropdown-item

class to every one of them. That's the fast and easy solution developing a dropdown inside a button group. Additionally you can build a split dropdown following the identical routine just placing one more ordinary button right before the

.dropdown-toggle

component and cleaning out the text inside it therefore just the small triangle pointer remains.

Final thoughts

Basically that is normally the method the buttons groups become developed through the most well-known mobile friendly framework in its most recent version-- Bootstrap 4. These may be quite valuable not only display a few attainable alternatives or a paths to take but also as a secondary navigation items coming about at certain places of your page having regular visual appeal and easing up the navigation and total user appeal.