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Merge pull request #13735 from Snuffleupagus/bug-1720411

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Ensure that the field value, for checkboxes, refers to an existing appearance state (bug 1720411)
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Tim van der Meij 2021-07-18 13:48:34 +02:00 • committed by GitHub
commit 07955fa1d3
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4 changed files with 26 additions and 12 deletions
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src/core/annotation.js
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@ -2082,6 +2082,11 @@ class ButtonWidgetAnnotation extends WidgetAnnotation {
// The /Off appearance is optional.
exportValues.push("Off");
}
// Don't use a "V" entry pointing to a non-existent appearance state,
// see e.g. bug1720411.pdf where it's an *empty* Name-instance.
if (!exportValues.includes(this.data.fieldValue)) {
this.data.fieldValue = null;
}
if (exportValues.length !== 2) {
return;
}