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Fix row validity check in MacHandleSelectionChange()

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Valid indices must be in [0, count[ half-open interval.
This commit is contained in:
Vadim Zeitlin
2018-06-30 23:17:37 +02:00
parent f51cb52004
commit 30c798b70a
1 changed files with 1 additions and 1 deletions
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2
src/osx/listbox_osx.cpp
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@@ -439,7 +439,7 @@ void wxListBox::MacHandleSelectionChange(int row)
// Otherwise call DoChangeSingleSelection so GetOldSelection() will return // Otherwise call DoChangeSingleSelection so GetOldSelection() will return
// the correct value if row < 0 later. // the correct value if row < 0 later.
const int count = static_cast<int>(GetCount()); const int count = static_cast<int>(GetCount());
if ( row < 0 || row > count ) if ( row < 0 || row >= count )
{ {
if ( !m_oldSelections.empty() ) if ( !m_oldSelections.empty() )
{ {