@llselect/core
Version:
Low-level select: a minimal, flexible, framework-agnostic replacement for the native HTML select element.
315 lines (263 loc) • 8.87 kB
CSS
/* llselect - vanilla theme: minimal sensible defaults, no framework. */
.llselect-root {
position: relative;
display: inline-block;
min-width: 14rem;
font-family: system-ui, -apple-system, sans-serif;
font-size: 0.95rem;
color: #222;
}
/* --- trigger --------------------------------------------------- */
.llselect-trigger {
display: flex;
align-items: center;
justify-content: space-between;
gap: 0.5rem;
padding: 0.4rem 0.7rem;
border: 1px solid #888;
border-radius: 4px;
background: #fff;
cursor: pointer;
user-select: none;
line-height: 1.4;
}
.llselect-trigger:focus,
.llselect-trigger:focus-visible {
outline: 2px solid #4a90e2;
outline-offset: 1px;
}
.llselect-trigger-content {
flex: 1;
min-width: 0;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
.llselect-trigger[data-empty='true'] .llselect-trigger-content {
color: #888;
}
.llselect-trigger-arrow {
display: inline-flex;
align-items: center;
color: #666;
transition: transform 0.15s;
}
.llselect-trigger-arrow:empty { display: none; }
.llselect-trigger[data-state='open'] .llselect-trigger-arrow {
transform: rotate(180deg);
}
/* --- popup ----------------------------------------------------- */
.llselect-popup {
background: #fff;
border: 1px solid #888;
border-radius: 4px;
z-index: 1000;
/* Explicit even though these match the defaults: in top-layer (popover)
mode the UA [popover] chrome (padding: 0.25em; color: CanvasText) would
otherwise leak in. Author declarations beat UA styles. */
color: inherit;
padding: 0;
}
.llselect-popup[data-placement='above'] {
box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.08);
}
.llselect-popup[data-placement='below'] {
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
/* --- items ----------------------------------------------------- */
.llselect-item {
padding: 0.35rem 0.7rem;
cursor: pointer;
line-height: 1.4;
}
.llselect-item:hover {
background: #eef4ff;
}
.llselect-item-focused {
background: #cce4ff;
}
.llselect-item[aria-selected='true'] {
font-weight: 600;
color: #1c4d8f;
}
/* --- choose-all row (multi, opt-in) ----------------------------- */
/* The default row content is just the counting text (its numbers carry the
tri-state); data-chosen-state is the hook if a theme wants to draw its own
indicator, createChooseAllRowContentElFn the way to add a real one. The
row also carries the plain item class, so hover / focused styling comes
from there. Its divider is drawn by the block-edge rules under "dividers
around the command rows": one line where the block above the items ends,
none between the row and a command row that follows it. */
/* --- groups (Phase 10) ----------------------------------------- */
/* Label is static by default. The scroll math is offsetParent-independent
(keyboard.ts uses rect deltas), so a theme MAY make this `position: sticky;
top: 0` for a pinned label. */
.llselect-group-label {
padding: 0.3rem 0.7rem;
font-size: 0.8rem;
font-weight: 600;
color: #666;
background: #f5f5f5;
}
.llselect-group[data-disabled='true'] .llselect-group-label {
opacity: 0.55;
cursor: not-allowed;
}
/* --- filter input (Phase 8) ------------------------------------ */
.llselect-filter-input {
flex: none;
margin: 0.3rem;
padding: 0.3rem 0.5rem;
border: 1px solid #ccc;
border-radius: 3px;
font: inherit;
outline: none;
}
.llselect-filter-input:focus {
border-color: #4a90e2;
}
/* --- no-results message ----------------------------------------- */
.llselect-popup-list-no-results {
padding: 0.35rem 0.7rem;
color: #888;
}
/* --- dividers around the command rows --------------------------- */
/* The choose-all row and the action rows form one block above the items and
one below; they carry .llselect-item too, so hover / focused / disabled
styling comes from there. Exactly one line marks each block's edge with
the items, drawn as the next element's border-top through sibling
combinators (`:has` is above the browser floor). No line inside a block:
choose-all followed by a command row reads as one group, like the header
blocks of ng-select, Element Plus and Vuetify's select-all recipe. */
.llselect-choose-all-row + .llselect-item:not(.llselect-popup-list-action-row),
.llselect-choose-all-row + .llselect-group,
.llselect-popup-list-action-row + .llselect-item:not(.llselect-popup-list-action-row),
.llselect-popup-list-action-row + .llselect-group,
.llselect-item:not(.llselect-popup-list-action-row):not(.llselect-choose-all-row) + .llselect-popup-list-action-row,
.llselect-group + .llselect-popup-list-action-row {
border-top: 1px solid rgba(0, 0, 0, 0.12);
}
/* --- pinned command blocks --------------------------------------- */
/* popupListLeadingRowsPinned / popupListTrailingRowsPinned wrap a block in a
presentational div that the library makes sticky. The theme gives it an
opaque background (the items scroll under it) and the block's edge line,
because the sibling rules above cannot see through the wrapper. The line
is drawn only toward items: the library sets data-edge-to-items on every
render, so two blocks that touch (nothing listed) draw no line at all. */
.llselect-popup-list-pinned-leading-rows,
.llselect-popup-list-pinned-trailing-rows {
background: #fff;
z-index: 1;
}
.llselect-popup-list-pinned-leading-rows[data-edge-to-items='true'] {
border-bottom: 1px solid rgba(0, 0, 0, 0.12);
}
.llselect-popup-list-pinned-trailing-rows[data-edge-to-items='true'] {
border-top: 1px solid rgba(0, 0, 0, 0.12);
}
/* --- popup header / footer slots -------------------------------- */
/* Pinned above / below the list, outside the scroll area. The elements exist
only when their content settings return an element; the divider matches
the choose-all row. */
.llselect-popup-header {
padding: 0.35rem 0.7rem;
border-bottom: 1px solid rgba(0, 0, 0, 0.12);
}
.llselect-popup-footer {
padding: 0.35rem 0.7rem;
border-top: 1px solid rgba(0, 0, 0, 0.12);
}
/* --- disabled (Phase 9) ---------------------------------------- */
/* aria-disabled + data-disabled, never native `disabled`. Keep pointer
events alive (no `pointer-events: none`) so hover/focus tooltips work. */
.llselect-trigger[data-disabled='true'] {
opacity: 0.55;
cursor: not-allowed;
}
/* Embedded buttons are inert while the control is disabled: show not-allowed,
not the pointer cursor their own rule sets. */
.llselect-trigger[data-disabled='true'] .llselect-tag-remove-button,
.llselect-trigger[data-disabled='true'] .llselect-trigger-clear-button {
cursor: not-allowed;
}
.llselect-item-disabled {
opacity: 0.45;
cursor: not-allowed;
}
.llselect-item-disabled:hover {
background: none;
}
/* --- tags (triggerDisplay: 'tags') ----------------------------- */
/* :has lets the trigger content wrap for chips (it is nowrap+ellipsis for
single/count text). */
.llselect-trigger-content:has(.llselect-tags) {
white-space: normal;
overflow: visible;
}
.llselect-tags {
display: flex;
flex-wrap: wrap;
gap: 0.25rem;
}
.llselect-tag {
display: inline-flex;
align-items: center;
gap: 0.2rem;
/* Logical: mirrors under dir="rtl" (text side start, x-button side end). */
padding-block: 0.05rem;
padding-inline: 0.4rem 0.15rem;
background: #eee;
border: 1px solid #ddd;
border-radius: 3px;
font-size: 0.85rem;
line-height: 1.5;
}
.llselect-tag-remove-button {
display: inline-flex;
align-items: center;
justify-content: center;
width: 1.15em;
height: 1.15em;
padding: 0;
border: none;
border-radius: 2px;
background: transparent;
color: #777;
cursor: pointer;
font: inherit;
line-height: 1;
}
.llselect-tag-remove-button:empty::before { content: '\00d7'; font-size: 1.15em; }
.llselect-tag-remove-button:hover {
background: #ddd;
color: #333;
}
/* A disabled item's chip: greyed, its x inert (the JS click guard is the real block). */
.llselect-tag-disabled {
opacity: 0.45;
cursor: not-allowed;
}
.llselect-tag-disabled .llselect-tag-remove-button {
cursor: not-allowed;
}
/* --- clear button (clearable) ---------------------------------- */
/* :empty::before draws the x only when createTriggerClearButtonContentElFn gave no icon. */
.llselect-trigger-clear-button {
display: inline-flex;
align-items: center;
justify-content: center;
flex: none;
width: 1.2em;
height: 1.2em;
padding: 0;
border: none;
border-radius: 2px;
background: transparent;
color: #888;
cursor: pointer;
font: inherit;
line-height: 1;
}
.llselect-trigger-clear-button:empty::before { content: '\00d7'; font-size: 1.2em; }
.llselect-trigger-clear-button:hover { color: #333; background: #eee; }
.llselect-trigger[data-empty='true'] .llselect-trigger-clear-button { display: none; }