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Fix button rendering with Observable html template #37

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Merged
merged 1 commit into from
Nov 1, 2025
Merged

Fix button rendering with Observable html template #37

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24 changes: 19 additions & 5 deletions tutorials/parquet_cesium.qmd
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Original file line number Diff line number Diff line change
Expand Up @@ -48,11 +48,25 @@ viewof searchGeoPid = Inputs.text({
```

```{ojs}
//| echo: fenced
viewof classifyDots = Inputs.button("Color-code by type (sample/site/both)", {
value: null,
reduce: () => Date.now()
})
//| echo: false
// Simple trigger variable that increments on button click
viewof classifyTrigger = {
let count = 0;
const button = html`<button
style="padding: 8px 16px; margin: 10px 0; background: #2E86AB; color: white; border: none; border-radius: 4px; cursor: pointer; font-size: 14px;">
🎨 Color-code by type (sample/site/both)
</button>`;
button.onclick = () => {
count++;
button.value = count;
button.dispatchEvent(new CustomEvent("input"));
};
button.value = count;
return button;
}

// Alias for handler compatibility
classifyDots = classifyTrigger > 0 ? classifyTrigger : null
```

::: {.callout-tip collapse="true"}
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