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Reset #renderError on RenderingCancelledException (PR 19128 follow-up)

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This restores the behaviour that existed prior to PR 19128, see e.g. 8727a04ae5/web/pdf_page_view.js (L908-L911), since `RenderingCancelledException` should still overwrite any previously seen Error.
This commit is contained in:
Jonas Jenwald 2025-02-25 16:29:49 +01:00
parent aa70b28365
commit d50d3b0b0e
1 changed files with 4 additions and 4 deletions
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8
web/base_pdf_page_view.js
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@ -169,16 +169,18 @@ class BasePDFPageView {
await renderTask.promise;
this.#showCanvas?.(true);
} catch (e) {
error = e;
// When zooming with a `drawingDelay` set, avoid temporarily showing
// a black canvas if rendering was cancelled before the `onContinue`-
// callback had been invoked at least once.
if (error instanceof RenderingCancelledException) {
if (e instanceof RenderingCancelledException) {
return;
}
error = e;
this.#showCanvas?.(true);
} finally {
this.#renderError = error;
// The renderTask may have been replaced by a new one, so only remove
// the reference to the renderTask if it matches the one that is
// triggering this callback.
@ -186,8 +188,6 @@ class BasePDFPageView {
this.renderTask = null;
}
}
this.#renderError = error;
this.renderingState = RenderingStates.FINISHED;
onFinish(renderTask);