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Remove .dropdown-menu[style] reset and adjust .dropdown-menu-* modifiers

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- Removes the &[style] selector that was used for resetting Popper styles
- Separate Popper-based alignment from static alignment with `data-bs-popover` attribute that separates the --bs-position and custom right/left properties

Co-Authored-By: Rohit Sharma <rohit2sharma95@gmail.com>
This commit is contained in:
Mark Otto
2021-02-05 14:57:43 -08:00
committed by XhmikosR
parent a2b56de707
commit 8f1c882545
4 changed files with 171 additions and 16 deletions
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93
site/content/docs/5.0/components/dropdowns.md
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@@ -30,10 +30,10 @@ Any single `.btn` can be turned into a dropdown toggle with some markup changes.
{{< example >}}
<div class="dropdown">
<button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuButton" data-bs-toggle="dropdown" aria-expanded="false">
<button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuButton1" data-bs-toggle="dropdown" aria-expanded="false">
Dropdown button
</button>
<ul class="dropdown-menu" aria-labelledby="dropdownMenuButton">
<ul class="dropdown-menu" aria-labelledby="dropdownMenuButton1">
<li><a class="dropdown-item" href="#">Action</a></li>
<li><a class="dropdown-item" href="#">Another action</a></li>
<li><a class="dropdown-item" href="#">Something else here</a></li>
@@ -635,10 +635,12 @@ Add `.disabled` to items in the dropdown to **style them as disabled**.
## Menu alignment
By default, a dropdown menu is automatically positioned 100% from the top and along the left side of its parent. Add `.dropdown-menu-end` to a `.dropdown-menu` to right align the dropdown menu. Directions are mirrored when using Bootstrap in RTL, meaning `.dropdown-menu-end` will appear on the left side.
By default, a dropdown menu is automatically positioned 100% from the top and along the left side of its parent. You can change this with the directional `.drop*` classes, but you can also control them with additional modifier classes.
Add `.dropdown-menu-end` to a `.dropdown-menu` to right align the dropdown menu. Directions are mirrored when using Bootstrap in RTL, meaning `.dropdown-menu-end` will appear on the left side.
{{< callout info >}}
**Heads up!** Dropdowns are positioned thanks to Popper (except when they are contained in a navbar).
**Heads up!** Dropdowns are positioned thanks to Popper except when they are contained in a navbar.
{{< /callout >}}
{{< example >}}
@@ -690,6 +692,89 @@ To align **left** the dropdown menu with the given breakpoint or larger, add `.d
Note that you don't need to add a `data-bs-display="static"` attribute to dropdown buttons in navbars, since Popper isn't used in navbars.
### Alignment options
Taking most of the options shown above, here's a small kitchen sink demo of various dropdown alignment options in one place.
{{< example >}}
<div class="btn-group">
<button class="btn btn-secondary dropdown-toggle" type="button" id="dropdownMenuButton" data-bs-toggle="dropdown" aria-expanded="false">
Dropdown
</button>
<ul class="dropdown-menu" aria-labelledby="dropdownMenuButton">
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
</ul>
</div>
<div class="btn-group">
<button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
Right-aligned menu
</button>
<ul class="dropdown-menu dropdown-menu-end">
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
</ul>
</div>
<div class="btn-group">
<button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static" aria-expanded="false">
Left-aligned, right-aligned lg
</button>
<ul class="dropdown-menu dropdown-menu-lg-end">
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
</ul>
</div>
<div class="btn-group">
<button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static" aria-expanded="false">
Right-aligned, left-aligned lg
</button>
<ul class="dropdown-menu dropdown-menu-end dropdown-menu-lg-start">
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
</ul>
</div>
<div class="btn-group dropstart">
<button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
Dropstart
</button>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
</ul>
</div>
<div class="btn-group dropend">
<button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
Dropend
</button>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
</ul>
</div>
<div class="btn-group dropup">
<button type="button" class="btn btn-secondary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
Dropup
</button>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
<li><a class="dropdown-item" href="#">Menu item</a></li>
</ul>
</div>
{{< /example >}}
## Menu content
### Headers