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Add dropright and dropleft (right and left placements for our dropdown) (#23860)
* Add dropright (right placement for our dropdown) * Add dropleft * moves drop left arrow to the left
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Johann-S
Mark Otto
parent
b1623c4429
commit
e454c8ec1e
@ -410,6 +410,132 @@ Trigger dropdown menus above elements by adding `.dropup` to the parent element.
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</div>
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{% endhighlight %}
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## Dropright variation
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Trigger dropdown menus at the right of the elements by adding `.dropright` to the parent element.
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<div class="bd-example">
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<div class="btn-group dropright">
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<button type="button" class="btn btn-secondary dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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Dropright
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</button>
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<div class="dropdown-menu">
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<a class="dropdown-item" href="#">Action</a>
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<a class="dropdown-item" href="#">Another action</a>
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<a class="dropdown-item" href="#">Something else here</a>
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<div class="dropdown-divider"></div>
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<a class="dropdown-item" href="#">Separated link</a>
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</div>
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</div>
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<div class="btn-group dropright">
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<button type="button" class="btn btn-secondary">
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Split dropright
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</button>
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<button type="button" class="btn btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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<span class="sr-only">Toggle Dropdright</span>
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</button>
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<div class="dropdown-menu">
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<a class="dropdown-item" href="#">Action</a>
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<a class="dropdown-item" href="#">Another action</a>
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<a class="dropdown-item" href="#">Something else here</a>
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<div class="dropdown-divider"></div>
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<a class="dropdown-item" href="#">Separated link</a>
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</div>
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</div>
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</div>
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{% highlight html %}
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<!-- Default dropright button -->
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<div class="btn-group dropright">
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<button type="button" class="btn btn-secondary">Dropright</button>
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<button type="button" class="btn btn-secondary dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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<span class="sr-only">Toggle Dropright</span>
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</button>
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<div class="dropdown-menu">
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<!-- Dropdown menu links -->
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</div>
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</div>
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<!-- Split dropright button -->
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<div class="btn-group dropright">
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<button type="button" class="btn btn-secondary">
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Split dropright
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</button>
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<button type="button" class="btn btn-secondary dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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<span class="sr-only">Toggle Dropright</span>
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</button>
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<div class="dropdown-menu">
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<!-- Dropdown menu links -->
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</div>
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</div>
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{% endhighlight %}
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## Dropleft variation
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Trigger dropdown menus at the left of the elements by adding `.dropleft` to the parent element.
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<div class="bd-example">
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<div class="btn-group dropleft">
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<button type="button" class="btn btn-secondary dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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Dropleft
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</button>
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<div class="dropdown-menu">
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<a class="dropdown-item" href="#">Action</a>
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<a class="dropdown-item" href="#">Another action</a>
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<a class="dropdown-item" href="#">Something else here</a>
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<div class="dropdown-divider"></div>
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<a class="dropdown-item" href="#">Separated link</a>
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</div>
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</div>
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<div class="btn-group">
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<div class="btn-group dropleft" role="group">
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<button type="button" class="btn btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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<span class="sr-only">Toggle Dropleft</span>
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</button>
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<div class="dropdown-menu">
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<a class="dropdown-item" href="#">Action</a>
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<a class="dropdown-item" href="#">Another action</a>
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<a class="dropdown-item" href="#">Something else here</a>
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<div class="dropdown-divider"></div>
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<a class="dropdown-item" href="#">Separated link</a>
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</div>
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</div>
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<button type="button" class="btn btn-secondary">
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Split dropleft
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</button>
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</div>
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</div>
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{% highlight html %}
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<!-- Default dropleft button -->
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<div class="btn-group dropleft">
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<button type="button" class="btn btn-secondary dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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Dropleft
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</button>
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<div class="dropdown-menu">
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<!-- Dropdown menu links -->
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</div>
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</div>
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<!-- Split dropleft button -->
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<div class="btn-group">
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<div class="btn-group dropleft" role="group">
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<button type="button" class="btn btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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<span class="sr-only">Toggle Dropleft</span>
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</button>
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<div class="dropdown-menu">
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<!-- Dropdown menu links -->
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</div>
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</div>
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<button type="button" class="btn btn-secondary">
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Split dropleft
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</button>
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</div>
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{% endhighlight %}
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## Menu items
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Historically dropdown menu contents *had* to be links, but that's no longer the case with v4. Now you can optionally use `<button>` elements in your dropdowns instead of just `<a>`s.
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@ -55,6 +55,8 @@ const Dropdown = (($) => {
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DISABLED : 'disabled',
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SHOW : 'show',
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DROPUP : 'dropup',
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DROPRIGHT : 'dropright',
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DROPLEFT : 'dropleft',
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MENURIGHT : 'dropdown-menu-right',
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MENULEFT : 'dropdown-menu-left'
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}
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@ -71,7 +73,11 @@ const Dropdown = (($) => {
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TOP : 'top-start',
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TOPEND : 'top-end',
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BOTTOM : 'bottom-start',
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BOTTOMEND : 'bottom-end'
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BOTTOMEND : 'bottom-end',
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RIGHT : 'right-start',
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RIGHTEND : 'right-end',
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LEFT : 'left-start',
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LEFTEND : 'left-end'
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}
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const Default = {
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@ -227,7 +233,7 @@ const Dropdown = (($) => {
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_getPlacement() {
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const $parentDropdown = $(this._element).parent()
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let placement = AttachmentMap.BOTTOM
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let placement = AttachmentMap.BOTTOM
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// Handle dropup
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if ($parentDropdown.hasClass(ClassName.DROPUP)) {
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@ -235,6 +241,10 @@ const Dropdown = (($) => {
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if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
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placement = AttachmentMap.TOPEND
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}
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} else if ($parentDropdown.hasClass(ClassName.DROPRIGHT)) {
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placement = AttachmentMap.RIGHT
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} else if ($parentDropdown.hasClass(ClassName.DROPLEFT)) {
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placement = AttachmentMap.LEFT
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} else if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
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placement = AttachmentMap.BOTTOMEND
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}
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@ -93,6 +93,7 @@
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</div>
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</div>
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</div>
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<div class="col-sm-12 mt-4">
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<div class="btn-group dropup" role="group">
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<a href="#" class="btn btn-secondary">Dropup split align right</a>
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@ -114,8 +115,55 @@
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</div>
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</div>
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</div>
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<div class="col-sm-12 mt-4">
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<div class="btn-group dropright" role="group">
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<a href="#" class="btn btn-secondary">Dropright split</a>
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<button type="button" id="dropdown-page-subheader-button-4" class="btn btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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<span class="sr-only">Product actions</span>
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</button>
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<div class="dropdown-menu">
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<button class="dropdown-item" type="button">Action</button>
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<button class="dropdown-item" type="button">Another action</button>
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<button class="dropdown-item" type="button">Something else here with a long text</button>
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</div>
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</div>
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<div class="btn-group dropright">
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<button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuRight" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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Dropright
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</button>
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<div class="dropdown-menu" aria-labelledby="dropdownMenuRight">
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<button class="dropdown-item" type="button">Action</button>
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<button class="dropdown-item" type="button">Another action</button>
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<button class="dropdown-item" type="button">Something else here</button>
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</div>
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</div>
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<!-- dropleft -->
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<div class="btn-group dropleft" role="group">
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<a href="#" class="btn btn-secondary">Dropleft split</a>
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<button type="button" id="dropdown-page-subheader-button-5" class="btn btn-secondary dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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<span class="sr-only">Product actions</span>
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</button>
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<div class="dropdown-menu">
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<button class="dropdown-item" type="button">Action</button>
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<button class="dropdown-item" type="button">Another action</button>
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<button class="dropdown-item" type="button">Something else here with a long text</button>
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</div>
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</div>
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<div class="btn-group dropleft">
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<button class="btn btn-secondary dropdown-toggle" type="button" id="dropleftMenu" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
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Dropleft
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</button>
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<div class="dropdown-menu" aria-labelledby="dropleftMenu">
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<button class="dropdown-item" type="button">Action</button>
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<button class="dropdown-item" type="button">Another action</button>
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<button class="dropdown-item" type="button">Something else here</button>
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</div>
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</div>
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</div>
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</div>
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</div>
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<script src="../../../assets/js/vendor/jquery-slim.min.js"></script>
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<script src="../../../assets/js/vendor/popper.min.js"></script>
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@ -44,6 +44,34 @@
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}
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}
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.dropright {
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.dropdown-menu {
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margin-top: 0;
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margin-left: $dropdown-spacer;
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}
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.dropdown-toggle {
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@include caret(right);
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&::after {
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vertical-align: 0;
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}
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}
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}
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.dropleft {
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.dropdown-menu {
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margin-top: 0;
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margin-right: $dropdown-spacer;
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}
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.dropdown-toggle {
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@include caret(left);
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&::before {
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vertical-align: 0;
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}
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}
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}
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// Dividers (basically an `<hr>`) within the dropdown
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.dropdown-divider {
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@include nav-divider($dropdown-divider-bg);
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@ -12,6 +12,18 @@
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border-left: $caret-width solid transparent;
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}
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@mixin caret-right {
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border-top: $caret-width solid transparent;
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border-bottom: $caret-width solid transparent;
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border-left: $caret-width solid;
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}
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@mixin caret-left {
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border-top: $caret-width solid transparent;
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border-right: $caret-width solid;
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border-bottom: $caret-width solid transparent;
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}
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@mixin caret($direction: down) {
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@if $enable-caret {
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&::after {
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@ -25,6 +37,24 @@
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@include caret-down;
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} @else if $direction == up {
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@include caret-up;
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} @else if $direction == right {
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@include caret-right;
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}
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}
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@if $direction == left {
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&::after {
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display: none;
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}
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&::before {
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display: inline-block;
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width: 0;
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height: 0;
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margin-right: $caret-width * .85;
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vertical-align: $caret-width * .85;
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content: "";
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@include caret-left;
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}
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}
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