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tweak(ui): shimmering titles and animated counts #15420

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031d872
tweak(ui): shimmering titles and animated counts
kitlangton Feb 28, 2026
e39cbc0
refactor(ui): simplify text shimmer API and story controls
kitlangton Feb 28, 2026
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30 changes: 16 additions & 14 deletions bun.lock
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1 change: 1 addition & 0 deletions package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
"dev": "bun run --cwd packages/opencode --conditions=browser src/index.ts",
"dev:desktop": "bun --cwd packages/desktop tauri dev",
"dev:web": "bun --cwd packages/app dev",
"dev:storybook": "bun --cwd packages/storybook storybook",
"typecheck": "bun turbo typecheck",
"prepare": "husky",
"random": "echo 'Random script'",
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17 changes: 9 additions & 8 deletions packages/app/src/pages/session/message-timeline.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -117,6 +117,7 @@ export function MessageTimeline(props: {
const dialog = useDialog()
const language = useLanguage()

const rendered = createMemo(() => props.renderedUserMessages.map((message) => message.id))
const sessionKey = createMemo(() => `${params.dir}${params.id ? "/" + params.id : ""}`)
const sessionID = createMemo(() => params.id)
const info = createMemo(() => {
Expand Down Expand Up @@ -552,16 +553,16 @@ export function MessageTimeline(props: {
</Button>
</div>
</Show>
<For each={props.renderedUserMessages}>
{(message) => {
const comments = createMemo(() => messageComments(sync.data.part[message.id] ?? []))
<For each={rendered()}>
{(messageID) => {
const comments = createMemo(() => messageComments(sync.data.part[messageID] ?? []))
return (
<div
id={props.anchor(message.id)}
data-message-id={message.id}
id={props.anchor(messageID)}
data-message-id={messageID}
ref={(el) => {
props.onRegisterMessage(el, message.id)
onCleanup(() => props.onUnregisterMessage(message.id))
props.onRegisterMessage(el, messageID)
onCleanup(() => props.onUnregisterMessage(messageID))
}}
classList={{
"min-w-0 w-full max-w-full": true,
Expand Down Expand Up @@ -600,7 +601,7 @@ export function MessageTimeline(props: {
</Show>
<SessionTurn
sessionID={sessionID() ?? ""}
messageID={message.id}
messageID={messageID}
lastUserMessageID={props.lastUserMessageID}
showReasoningSummaries={settings.general.showReasoningSummaries()}
shellToolDefaultOpen={settings.general.shellToolPartsExpanded()}
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28 changes: 10 additions & 18 deletions packages/storybook/.storybook/preview.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -7,12 +7,8 @@ import { MetaProvider } from "@solidjs/meta"
import { addons } from "storybook/preview-api"
import { GLOBALS_UPDATED } from "storybook/internal/core-events"
import { createJSXDecorator, definePreview } from "storybook-solidjs-vite"
import { Code } from "@opencode-ai/ui/code"
import { CodeComponentProvider } from "@opencode-ai/ui/context/code"
import { DialogProvider } from "@opencode-ai/ui/context/dialog"
import { DiffComponentProvider } from "@opencode-ai/ui/context/diff"
import { MarkedProvider } from "@opencode-ai/ui/context/marked"
import { Diff } from "@opencode-ai/ui/diff"
import { ThemeProvider, useTheme, type ColorScheme } from "@opencode-ai/ui/theme"
import { Font } from "@opencode-ai/ui/font"

Expand Down Expand Up @@ -58,20 +54,16 @@ const frame = createJSXDecorator((Story, context) => {
<Scheme value={scheme} />
<DialogProvider>
<MarkedProvider>
<DiffComponentProvider component={Diff}>
<CodeComponentProvider component={Code}>
<div
style={{
"min-height": "100vh",
padding: "24px",
"background-color": "var(--background-base)",
color: "var(--text-base)",
}}
>
<Story />
</div>
</CodeComponentProvider>
</DiffComponentProvider>
<div
style={{
"min-height": "100vh",
padding: "24px",
"background-color": "var(--background-base)",
color: "var(--text-base)",
}}
>
<Story />
</div>
</MarkedProvider>
</DialogProvider>
</ThemeProvider>
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12 changes: 6 additions & 6 deletions packages/storybook/package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -10,17 +10,17 @@
"devDependencies": {
"@opencode-ai/ui": "workspace:*",
"@solidjs/meta": "catalog:",
"@storybook/addon-a11y": "^10.2.10",
"@storybook/addon-docs": "^10.2.10",
"@storybook/addon-links": "^10.2.10",
"@storybook/addon-onboarding": "^10.2.10",
"@storybook/addon-vitest": "^10.2.10",
"@storybook/addon-a11y": "^10.2.13",
"@storybook/addon-docs": "^10.2.13",
"@storybook/addon-links": "^10.2.13",
"@storybook/addon-onboarding": "^10.2.13",
"@storybook/addon-vitest": "^10.2.13",
"@tsconfig/node22": "catalog:",
"@types/node": "catalog:",
"@types/react": "18.0.25",
"react": "18.2.0",
"solid-js": "catalog:",
"storybook": "^10.2.10",
"storybook": "^10.2.13",
"storybook-solidjs-vite": "^10.0.9",
"typescript": "catalog:",
"vite": "catalog:"
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75 changes: 75 additions & 0 deletions packages/ui/src/components/animated-number.css
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Original file line number Diff line number Diff line change
@@ -0,0 +1,75 @@
[data-component="animated-number"] {
display: inline-flex;
align-items: baseline;
vertical-align: baseline;
line-height: inherit;
font-variant-numeric: tabular-nums;

[data-slot="animated-number-value"] {
display: inline-flex;
flex-direction: row-reverse;
align-items: baseline;
justify-content: flex-end;
line-height: inherit;
width: var(--animated-number-width, 1ch);
overflow: hidden;
transition: width var(--tool-motion-spring-ms, 560ms) var(--tool-motion-ease, cubic-bezier(0.22, 1, 0.36, 1));
}

[data-slot="animated-number-digit"] {
display: inline-block;
width: 1ch;
height: 1em;
line-height: 1em;
overflow: hidden;
vertical-align: baseline;
-webkit-mask-image: linear-gradient(
to bottom,
transparent 0%,
#000 var(--tool-motion-mask, 18%),
#000 calc(100% - var(--tool-motion-mask, 18%)),
transparent 100%
);
mask-image: linear-gradient(
to bottom,
transparent 0%,
#000 var(--tool-motion-mask, 18%),
#000 calc(100% - var(--tool-motion-mask, 18%)),
transparent 100%
);
-webkit-mask-repeat: no-repeat;
mask-repeat: no-repeat;
}

[data-slot="animated-number-strip"] {
display: inline-flex;
flex-direction: column;
transform: translateY(calc(var(--animated-number-offset, 10) * -1em));
transition-property: transform;
transition-duration: var(--animated-number-duration, 560ms);
transition-timing-function: var(--tool-motion-ease, cubic-bezier(0.22, 1, 0.36, 1));
}

[data-slot="animated-number-strip"][data-animating="false"] {
transition-duration: 0ms;
}

[data-slot="animated-number-cell"] {
display: inline-flex;
align-items: center;
justify-content: center;
width: 1ch;
height: 1em;
line-height: 1em;
}
}

@media (prefers-reduced-motion: reduce) {
[data-component="animated-number"] [data-slot="animated-number-value"] {
transition-duration: 0ms;
}

[data-component="animated-number"] [data-slot="animated-number-strip"] {
transition-duration: 0ms;
}
}
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