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@llselect/core

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Low-level select: a minimal, flexible, framework-agnostic replacement for the native HTML select element.

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/* llselect - Bootstrap 3 theme. BS3 has no CSS custom properties, so all values are hard-coded to match BS3 defaults (.form-control etc.). */ .llselect-root { position: relative; display: inline-block; min-width: 14rem; font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 14px; color: #555; line-height: 1.42857143; } /* --- trigger (matches BS3 .form-control look) ---------------- */ .llselect-trigger { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; padding: 6px 12px; border: 1px solid #ccc; border-radius: 4px; background-color: #fff; color: #555; cursor: pointer; user-select: none; box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075); transition: border-color ease-in-out 0.15s, box-shadow ease-in-out 0.15s; } .llselect-trigger:focus, .llselect-trigger:focus-visible, .llselect-trigger[data-state='open'] { outline: 0; border-color: #66afe9; box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(102, 175, 233, 0.6); } .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: #999; } .llselect-trigger-arrow { display: inline-flex; align-items: center; color: #777; transition: transform 0.15s; } .llselect-trigger-arrow:empty { display: none; } .llselect-trigger[data-state='open'] .llselect-trigger-arrow { transform: rotate(180deg); } /* --- popup (matches BS3 .dropdown-menu look) ----------------- */ .llselect-popup { background-color: #fff; border: 1px solid rgba(0, 0, 0, 0.15); border-radius: 4px; box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175); color: #333; z-index: 1000; padding: 5px 0; } /* --- items (matches BS3 .dropdown-menu > li > a look) -------- */ .llselect-item { padding: 3px 20px; cursor: pointer; color: #333; background-color: transparent; line-height: 1.42857143; } .llselect-item:hover { background-color: #f5f5f5; color: #262626; } .llselect-item-focused { background-color: #337ab7; color: #fff; } .llselect-item-focused:hover { background-color: #2e6da4; color: #fff; } .llselect-item[aria-selected='true'] { font-weight: 600; color: #337ab7; } .llselect-item-focused[aria-selected='true'] { color: #fff; } /* --- 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, matches .dropdown-header look) --------- */ /* Static label by default; rect-based scroll math (keyboard.ts) allows a theme to make it `position: sticky; top: 0`. */ .llselect-group-label { padding: 3px 20px; font-size: 12px; font-weight: 600; color: #777; background-color: #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: 0.5rem; padding: 0.375rem 0.75rem; border: 1px solid #ccc; border-radius: 4px; font: inherit; outline: none; background-color: #fff; color: #555; } .llselect-filter-input:focus { border-color: #66afe9; box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(102, 175, 233, 0.6); } /* --- no-results message ----------------------------------------- */ .llselect-popup-list-no-results { padding: 3px 20px; color: #999; } /* --- 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: 3px 20px; border-bottom: 1px solid rgba(0, 0, 0, 0.12); } .llselect-popup-footer { padding: 3px 20px; 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 (nowrap+ellipsis otherwise). */ .llselect-trigger-content:has(.llselect-tags) { white-space: normal; overflow: visible; } .llselect-tags { display: flex; flex-wrap: wrap; gap: 4px; } .llselect-tag { display: inline-flex; align-items: center; gap: 3px; /* Logical: mirrors under dir="rtl" (text side start, x-button side end). */ padding-block: 1px; padding-inline: 8px 3px; /* BS3 ships no tag/chip component; solid .label-primary read too heavy inside a form control. These are BS3's own .alert-info pair (BS3 has no primary-tinted surface). */ background-color: #d9edf7; color: #31708f; border-radius: 3px; font-size: 12px; line-height: 1.5; } .llselect-tag-remove-button { display: inline-flex; align-items: center; justify-content: center; width: 16px; height: 16px; padding: 0; border: none; border-radius: 2px; background: transparent; color: inherit; opacity: 0.7; cursor: pointer; font: inherit; line-height: 1; } .llselect-tag-remove-button:empty::before { content: '\00d7'; font-size: 15px; } .llselect-tag-remove-button:hover { opacity: 1; } /* 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: 16px; height: 16px; padding: 0; border: none; border-radius: 2px; background: transparent; color: #999; cursor: pointer; font: inherit; line-height: 1; } .llselect-trigger-clear-button:empty::before { content: '\00d7'; font-size: 16px; } .llselect-trigger-clear-button:hover { color: #333; background-color: #f5f5f5; } .llselect-trigger[data-empty='true'] .llselect-trigger-clear-button { display: none; }