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Keep the iOS keyboard up on a second tap of the token field #7

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Merged
devswha merged 1 commit into from
Sep 23, 2026
Merged

Keep the iOS keyboard up on a second tap of the token field #7

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3 changes: 3 additions & 0 deletions src/components/TokenGate.css
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,9 @@
place-items: center;
min-height: 100%;
min-height: 100dvh;
/* the visible height (lib/viewport.ts): with the keyboard up the card is centred
above it, so iOS has no field to scroll into view */
min-height: var(--app-height, 100dvh);
padding: calc(var(--space-4) + env(safe-area-inset-top, 0px)) calc(var(--space-4) + env(safe-area-inset-right, 0px))
calc(var(--space-4) + env(safe-area-inset-bottom, 0px)) calc(var(--space-4) + env(safe-area-inset-left, 0px));
background: var(--bg);
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7 changes: 6 additions & 1 deletion src/lib/viewport.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -7,14 +7,19 @@
* and pinning the page at (0, 0) keeps header, terminal and key bar in view.
* Chrome resizes the layout viewport itself (interactive-widget=resizes-content
* in index.html), so there the same value changes nothing.
*
* Only the shell (.app) is pinned. The token gate sizes itself to the same height
* and is otherwise a plain page: pinning it fought iOS scrolling the focused field
* into view, and a second tap on the field (to paste) landed after the page jumped,
* off the field, which dismissed the keyboard.
*/

const viewport = window.visualViewport;

if (viewport) {
const sync = (): void => {
document.documentElement.style.setProperty("--app-height", `${Math.round(viewport.height)}px`);
window.scrollTo(0, 0);
if (document.querySelector(".app") !== null) window.scrollTo(0, 0);
};
viewport.addEventListener("resize", sync);
viewport.addEventListener("scroll", sync);
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