From af3e06a4b0ba5fa5963ae8fe8772744f97ea3fcd Mon Sep 17 00:00:00 2001
From: Svetlana Kulikova <Svetlana.Kulikova@onlyoffice.com>
Date: Fri, 15 Sep 2023 10:36:59 +0300
Subject: [PATCH] Fix get certain appearance

---
 PdfFile/PdfReader.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/PdfFile/PdfReader.cpp b/PdfFile/PdfReader.cpp
index 6beb4e71f8..b8ed46a3e5 100644
--- a/PdfFile/PdfReader.cpp
+++ b/PdfFile/PdfReader.cpp
@@ -858,8 +858,13 @@ BYTE* CPdfReader::GetAPWidget(int nRasterW, int nRasterH, int nBackgroundColor,
 	for (int i = 0, nNum = pAcroForms->getNumFields(); i < nNum; ++i)
 	{
 		AcroFormField* pField = pAcroForms->getField(i);
-		if (pField->getPageNum() != nPageIndex + 1 || (nWidget >= 0 && i != nWidget))
+		Object oRef;
+		if (pField->getPageNum() != nPageIndex + 1 || (nWidget >= 0 && pField->getFieldRef(&oRef) && oRef.getRefNum() != nWidget))
+		{
+			oRef.free();
 			continue;
+		}
+		oRef.free();
 
 		PdfReader::CAnnotAP* pAP = new PdfReader::CAnnotAP(m_pPDFDocument, m_pFontManager, m_pFontList, nRasterW, nRasterH, nBackgroundColor, nPageIndex, sView, sButtonView, pField);
 		if (pAP)
@@ -1366,7 +1371,7 @@ BYTE* CPdfReader::GetAPAnnots(int nRasterW, int nRasterH, int nBackgroundColor,
 			continue;
 		}
 
-		if (nAnnot >= 0 && i != nAnnot)
+		if (nAnnot >= 0 && oAnnotRef.getRefNum() != nAnnot)
 		{
 			oAnnotRef.free();
 			continue;