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32 lines
1.4 KiB
Diff
32 lines
1.4 KiB
Diff
From e8425f9e52c9df0ce0fbf122adff3ef6930f9961 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Thorbj=C3=B8rn=20Lund=20Martsum?= <tmartsum@gmail.com>
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Date: Wed, 28 Feb 2018 09:23:54 +0100
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Subject: QHeaderView: Fix crash in layout about to change
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Before there was a risk looking up e.g index -1 if there
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were no visible sections in layoutAboutToChange.
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Change-Id: Ic911e4292e8e8c4892fef1c0f34cf7dccaad2bac
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Task-number: QTBUG-65478
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Reviewed-by: David Faure <david.faure@kdab.com>
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---
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diff --git a/src/widgets/itemviews/qheaderview.cpp b/src/widgets/itemviews/qheaderview.cpp
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index 26d7c5472a..708b9b44ca 100644
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--- a/src/widgets/itemviews/qheaderview.cpp
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+++ b/src/widgets/itemviews/qheaderview.cpp
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@@ -2163,9 +2163,11 @@ void QHeaderViewPrivate::_q_sectionsAboutToBeChanged()
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layoutChangePersistentSections.clear();
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layoutChangePersistentSections.reserve(std::min(10, sectionItems.count()));
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// after layoutChanged another section can be last stretched section
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- if (stretchLastSection) {
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+ if (stretchLastSection && lastSectionLogicalIdx >= 0 && lastSectionLogicalIdx < sectionItems.count()) {
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const int visual = visualIndex(lastSectionLogicalIdx);
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- sectionItems[visual].size = lastSectionSize;
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+ if (visual >= 0 && visual < sectionItems.size()) {
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+ sectionItems[visual].size = lastSectionSize;
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+ }
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}
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for (int i = 0; i < sectionItems.size(); ++i) {
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auto s = sectionItems.at(i);
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