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fix: always reveal selected node #203

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Merged
merged 1 commit into from
Apr 5, 2024
Merged

fix: always reveal selected node #203

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14 changes: 13 additions & 1 deletion src/routes/+layout.svelte
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,8 @@
import { background } from '$lib/runtime.svelte';
import { app, visibility } from '$lib/state.svelte';

let container = $state<undefined | HTMLElement>();

$effect(() => {
if (app.selected) {
background.send('bridge::ext/select', app.selected.id);
Expand All @@ -25,6 +27,16 @@
while ((current = current.parent)) {
current.expanded = true;
}

// scroll selected node into view
if (app.selected.dom && container) {
const { top: start, height } = container.getBoundingClientRect();
const top = app.selected.dom.getBoundingClientRect().top - start;
if (top >= 0 && top + 24 <= height) return; // node is in view
app.selected.dom.scrollIntoView({
block: top < 0 || height / 2 - top >= 0 ? 'start' : 'end',
});
}
} else if (app.root.length) {
app.selected = app.root[0];
}
Expand Down Expand Up @@ -115,7 +127,7 @@
</Button>
</Toolbar>

<ul on:mousemove|self={reset} onmouseleave={reset}>
<ul bind:this={container} on:mousemove|self={reset} onmouseleave={reset}>
{#each app.root as node (node.id)}
<Node {node} />
{/each}
Expand Down