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Revise Content for New Experimental Example of Scrollable Listbox with Actions on Options #3400

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Revise Content for New Experimental Example of Scrollable Listbox with Actions on Options #3400

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7284cfa
Set up branch for modifying content
mcking65 Jan 20, 2026
5e51fad
Update listbox name and description
mcking65 Feb 4, 2026
9451e4b
update options
mcking65 Feb 4, 2026
5e7402b
Functionality of new options and master/detail
curtbellew Feb 18, 2026
6b742b3
Linting error fixes.
curtbellew Feb 19, 2026
bc4b4db
CSS error fixes.
curtbellew Feb 19, 2026
148974d
CSS and JS formatting
curtbellew Feb 19, 2026
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164 changes: 119 additions & 45 deletions content/patterns/listbox/examples/css/listbox-actions.css
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Original file line number Diff line number Diff line change
@@ -1,81 +1,155 @@
.hide-actions-button {
display: none !important;
}

[role="option"] span.actions {
display: none;
display: none;
}

[role="option"]:hover span.actions,
[role="listbox"]:focus [role="option"].focused span.actions {
position: absolute;
right: 0.5em;
display: flex;
justify-content: center;
align-items: center;
gap: 3px;
top: -3px;
position: absolute;
right: 0.5em;
display: flex;
justify-content: center;
align-items: center;
gap: 3px;
}

.contentRow {
display: flex;
width: 100%;
}

.contentColumn {
flex: 1;
padding: 1rem;
background-color: #f0f0f0;
}

.listbox-area h3 {
font-weight: normal;
color: var(--text);
font-family: sans-serif;
font-size: 1em;
padding-bottom: 3px;
}

.listbox-area ul {
padding-top: 5px;
}

.detailPanel {
margin: 1em 0 0;
padding-top: 7px;
padding-left: 10px;
min-height: 18em;
border: 1px solid #aaa;
background: white;
}

.detailPanel.is-hidden {
display: none;
}

button.actionButton {
display: inline-block;
border-radius: 5px;
text-align: center;
color: #222428;
font-size: 14px;
line-height: 1.5em;
margin-right: 0.25em;
background-color: buttonface;
padding-right: 5px;
margin-top: -3px;
display: inline-block;
border-radius: 5px;
text-align: center;
color: #222428;
font-size: 14px;
line-height: 1.5em;
margin-right: 0.25em;
background-color: buttonface;
padding-right: 5px;
margin-top: -3px;
}

button.actionButton::before {
display: flex;
justify-content: center;
align-items: center;
height: 32px;
width: 15px;
display: flex;
justify-content: center;
align-items: center;
height: 32px;
width: 15px;
}

button.uparrow::before {
content: "↑" / "";
content: "↑" / "";
}

button.downarrow::before {
content: "↓" / "";
content: "↓" / "";
}

button.favorite[aria-pressed="true"]::before {
content: "★" / "";
content: "★" / "";
}

button.favorite:not([aria-pressed])::before,
button.favorite[aria-pressed="false"]::before {
content: "☆" / "";
content: "☆" / "";
}

button.delete::before {
content: "🗑" / "";
content: "🗑️" / "";
}

[role="option"] {
position: relative;
display: block;
line-height: 1.8em;
cursor: pointer;
margin: 2px 2px 2px 8px;
padding: 2px 1em 2px 2.5em;
}

[role="option"] button:hover,
.focusedActionButton {
background-color: rgb(226 239 225);
color: black !important;
white-space: pre;
outline: #036 solid 3px !important;
border-color: rgb(0 90 156);
background-color: rgb(226 239 225);
color: black !important;
white-space: pre;
outline: #036 solid 3px !important;
border-color: rgb(0 90 156);
}

.listbox-area {
display: block;
padding: 20px;
border-width: 1px;
border-style: solid;
border-color: rgb(170 170 170);
border-image: initial;
border-radius: 4px;
background: rgb(238 238 238);
max-width: 20em;
[role="option"][aria-selected="true"] span.favoriteOptionIndication::before {
position: absolute;
left: 1.2em;
content: "";
}

.hide-actions-button {
display: none;
[role="option"][aria-actions] span.favoriteOptionIndication::before {
position: absolute;
left: 1.4em;
content: "☆" / "Favorite";
}

[role="option"][aria-actions].js-favoriteIndication span.favoriteOptionIndication::before {
position: absolute;
left: 1.4em;
content: "★" / "Favorite";
}

[role="option"][aria-actions] span.js-selection::before {
position: absolute;
left: 0.2em;
content: "☐" / "Favorite";
}

[role="option"][aria-selected="true"] span.js-selection::before {
position: absolute;
left: 0.2em;
content: "☑" / "Favorite";
}

.listbox-area {
display: block;
padding: 20px;
border-width: 1px;
border-style: solid;
border-color: rgb(170 170 170);
border-image: initial;
border-radius: 4px;
background: rgb(238 238 238);
max-width: 20em;
}
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