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[DevTools] Highlight RN elements on hover #25106

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Merged
merged 2 commits into from
Aug 24, 2022
Merged

[DevTools] Highlight RN elements on hover #25106

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7b48468
[DevTools] Highlight RN elements on hover
tyao1 Aug 16, 2022
1364b77
Remove unused TODO
tyao1 Aug 17, 2022
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12 changes: 9 additions & 3 deletions packages/react-devtools-shared/src/backend/views/Highlighter/Highlighter.js
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,11 @@ const SHOW_DURATION = 2000;
let timeoutID: TimeoutID | null = null;
let overlay: Overlay | null = null;

export function hideOverlay() {
export function hideOverlay(agent: Agent) {
if (window.document == null) {
agent.emit('hideNativeHighlight');
return;
}
timeoutID = null;

if (overlay !== null) {
Expand All @@ -31,8 +35,10 @@ export function showOverlay(
agent: Agent,
hideAfterTimeout: boolean,
) {
// TODO (npm-packages) Detect RN and support it somehow
if (window.document == null) {
if (elements != null && elements[0] != null) {
agent.emit('showNativeHighlight', elements[0]);
}
return;
}

Expand All @@ -51,6 +57,6 @@ export function showOverlay(
overlay.inspect(elements, componentName);

if (hideAfterTimeout) {
timeoutID = setTimeout(hideOverlay, SHOW_DURATION);
timeoutID = setTimeout(() => hideOverlay(agent), SHOW_DURATION);
}
}
6 changes: 3 additions & 3 deletions packages/react-devtools-shared/src/backend/views/Highlighter/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -52,7 +52,7 @@ export default function setupHighlighter(
}

function stopInspectingNative() {
hideOverlay();
hideOverlay(agent);
removeListenersOnWindow(window);
iframesListeningTo.forEach(function(frame) {
try {
Expand All @@ -78,7 +78,7 @@ export default function setupHighlighter(
}

function clearNativeElementHighlight() {
hideOverlay();
hideOverlay(agent);
}

function highlightNativeElement({
Expand Down Expand Up @@ -125,7 +125,7 @@ export default function setupHighlighter(
bridge.send('syncSelectionToNativeElementsPanel');
}
} else {
hideOverlay();
hideOverlay(agent);
}
}

Expand Down