c2n/web-componentsv1.0.18
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OverviewGetting startedComponentsIconsGuidesExamples
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Date Strip

A row of days to pick one from, a week at a time, with dots on the days that have something on them.

Attributes

NameTypeDefaultDescription
valuestring—The day picked, as YYYY-MM-DD.
daysnumber7How many days show at once; the paging buttons move by as many. A week of 7 starts on the locale's first day of the week.
startstring—The first day shown, as YYYY-MM-DD. Defaults to the start of the week (or page) holding the value, or today.
minstring—The earliest day that can be picked, as YYYY-MM-DD.
maxstring—The latest day that can be picked, as YYYY-MM-DD.
disabled-datesstring[][]Single days that cannot be picked, as YYYY-MM-DD. As an attribute, a ;-separated list.
markers(DateStripMarker | string)[][]The days with a dot. As an attribute, a JSON array of "YYYY-MM-DD" strings or { date, label } objects.
namestring—Form field name: the form receives the value under it.
requiredbooleanfalseAsks for a day before the form submits.
disabledbooleanfalseTurns the strip off; the value is kept and, as for a disabled form control, not submitted.
labelstring—The accessible name of the strip. Inside a c2-form-field, the field's label names it.

Events

NameTypeDescription
range-changeCustomEvent<{ start: string; end: string }>Fired when other days come into view (paging, or a value that was not shown), with the first and last day now shown, so an app can load what is on them.
inputEventFired when the user picks a day, before change. Read value.
changeCustomEvent<{ value: string }>Fired after the user picks a day. Not fired for programmatic changes.

CSS parts

Shadow DOM styling hooks used with ::part(name). Prefer CSS custom properties when they cover the change.

NameDescription
headerThe row with the month and the paging buttons.
titleThe month (or months) of the days shown.
navigationA paging button.
daysThe row of days.
dayOne day.
weekdayA day's weekday name.
dateA day's number.
markerThe dot under a day with a marker.

CSS custom properties

Grouped by semantic target and state from --c2-<component>__<target>__<state>--<property>. Click a group to collapse it; click a name to copy it.

NameTypeDefaultDescription
c2-date-strip
--c2-date-strip--gappixel4pxSpace between the days.
--c2-date-strip--font-sizefont-size14px
--c2-date-strip--colorcolor#18181b
c2-date-strip > title
--c2-date-strip__title--font-weightfont-weight600
c2-date-strip > navigation
--c2-date-strip__navigation--sizepixel32px
c2-date-strip > navigation > hover
--c2-date-strip__navigation__hover--backgroundcolor#f4f4f5
c2-date-strip > day
--c2-date-strip__day--min-widthpixel40pxThe narrowest a day gets before the row scrolls.
--c2-date-strip__day--paddingpadding8px 0
--c2-date-strip__day--borderborder1px solid transparent
--c2-date-strip__day--border-radiusborder-radius14px
--c2-date-strip__day--backgroundcolortransparent
c2-date-strip > day > hover
--c2-date-strip__day__hover--backgroundcolor#f4f4f5
c2-date-strip > day > today
--c2-date-strip__day__today--colorcolor#0265dcToday's number.
c2-date-strip > day > selected
--c2-date-strip__day__selected--backgroundcolor#0265dc
--c2-date-strip__day__selected--colorcolor#ffffff
c2-date-strip > day > disabled
--c2-date-strip__day__disabled--opacityopacity0.38
c2-date-strip > weekday
--c2-date-strip__weekday--colorcolor#71717a
--c2-date-strip__weekday--font-sizefont-size12px
c2-date-strip > date
--c2-date-strip__date--font-sizefont-size16px
--c2-date-strip__date--font-weightfont-weight600
c2-date-strip > marker
--c2-date-strip__marker--sizepixel4px
--c2-date-strip__marker--colorcolor#0265dc
c2-date-strip > focus
--c2-date-strip__focus--outlineoutline2px solid rgba(2, 101, 220, 0.4)
c2-date-strip > error
--c2-date-strip__error--borderborder1px solid #dc2626Around the days while an enclosing c2-form-field shows an error.

Text and languages

The text the component shows, in English. It shows another language when the app adds one with addTranslations, under date-strip, and the nearest lang asks for it; any message not translated stays in English. {0}, {1}… stand for the values a message carries. Languages guide.

KeyEnglishValues
labelChoose a day—
previousEarlier days—
nextLater days—
marked{0}, {1}{0} date
{1} marker
hasEventshas events—
valueMissingPlease choose a day.—
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slots, used on its own or as the option of list and select.Data displayLoading OverlayCovers a region while it loads: the content stays in place, dimmed and blocked, with a spinner and an announced label.FeedbackLog ViewerExplore large logs with variable-height virtual scrolling and sticky tabular attributes.Editors & viewersMap chartA choropleth and point map on vector outlines, drawn by ECharts: regions shaded by a value, with layers of sized points and flow lines, on the bundled world and US maps or your own GeoJSON, TopoJSON or SVG.ChartMarkdownSafe markdown renderer that streams: chat answers and READMEs, with code, math and diagrams.ChatMarkerAn inline marker that highlights, underlines, strikes through, boxes or circles a run of text.Data displayMask InputA text input that fits what is typed to a pattern, for postcodes, IBANs, tax IDs, expiry dates and other fixed formats.InputsMasonryAutomatically pack differently sized dashboard tiles, then move or resize them in edit 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displayTreeHierarchical tree view with expansion, selection, checkboxes and lazy loading.Data displayTree SelectA dropdown for picking one or several rows from a hierarchy, with checkboxes, search and a form value.InputsTreemap chartA whole split into nested rectangles, each sized by its value: market maps, budgets and disk usage.ChartTruncateClamps text to a number of lines, with an optional Show more button.Data displayUploadDrag-and-drop file selection with validation, upload progress, retry, cancellation, and attachment results.InputsView OptionsThe Display popover of a collection: layout, grouping, ordering on several levels, Show switches and visible properties, reported as one plain value.InputsVirtual ListWindowed list with built-in search, sorting, selection and an async data source.Data displayVisually HiddenText for screen readers only: kept in the accessibility tree, drawn nowhere, optionally shown while it holds focus.LayoutWaterfall chartA running total bridged by the steps that move it, where one row is one step and totals mark where the bridge lands.ChartWeek PlannerWeekly schedule with time blocks: a typical week with optional odd and even weeks, or a dated week the user edits.PlanningWorking IndicatorA live "work in progress" line: animated mark, shimmering label, trailing dots and elapsed time.FeedbackFeather Icons287 open-source Feather icons, one web component each.IconsMat Icon2,234 Material Icons ligatures rendered through a single element.IconsPhosphor Icons1,512 flexible icons in six weights, one web component each.IconsSymbols157 themeable spot illustrations for empty states, status panels, onboarding and error pages.IconsTask icons191 duotone icons for to-do items: work, home, health, sport, learning, food, money, travel and more.IconsThemingTheme every c2n component from a handful of design tokens with @c2n/theme, or reach for any component variable directly.GuideLanguagesComponents show their text in English; add your app’s languages as one JSON object, picked by the nearest lang.GuideFrameworksUse the components from React, Vue, Angular, Svelte, Lit or plain HTML — typed events, generated template types, and the one piece of configuration each framework needs.GuideUsing c2n in an applicationThe workflow behind every c2n app: load the theme once, use c2-* tags directly, and turn every repeated pattern into a small variant or composed component.GuideAI toolsGive Claude Code, Codex, Google Antigravity or GitHub Copilot the c2n skill, live component APIs, examples and application conventions.GuideNo components match.
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