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Merge pull request #277 from UglyToad/checkbox-checked-state-tolerance

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allow a checkbox to not declare a value and only be checked by appearance #267
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Eliot Jones 2021-02-06 12:13:01 -04:00 committed by GitHub
commit 864da75d64
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1 changed files with 11 additions and 0 deletions
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src/UglyToad.PdfPig/AcroForms/AcroFormFactory.cs
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@ -478,6 +478,17 @@
var isChecked = false; var isChecked = false;
if (!fieldDictionary.TryGetOptionalTokenDirect(NameToken.V, tokenScanner, out NameToken valueToken)) if (!fieldDictionary.TryGetOptionalTokenDirect(NameToken.V, tokenScanner, out NameToken valueToken))
{ {
if (fieldDictionary.TryGetOptionalTokenDirect(NameToken.As, tokenScanner, out NameToken appearanceStateName)
&& fieldDictionary.TryGetOptionalTokenDirect(NameToken.Ap, tokenScanner, out DictionaryToken _))
{
// Issue #267 - Use the set appearance instead, this might not work for 3 state checkboxes.
isChecked = !string.Equals(
appearanceStateName.Data,
NameToken.Off,
StringComparison.OrdinalIgnoreCase);
valueToken = appearanceStateName;
return (isChecked, valueToken);
}
valueToken = NameToken.Off; valueToken = NameToken.Off;
} }
else if (inheritsValue && fieldDictionary.TryGet(NameToken.As, tokenScanner, out NameToken appearanceStateName)) else if (inheritsValue && fieldDictionary.TryGet(NameToken.As, tokenScanner, out NameToken appearanceStateName))