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Use Qt::QueuedConnection for language message box to avoid hang on iOS #3411

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Oct 14, 2024
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7 changes: 6 additions & 1 deletion src/util.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -642,7 +642,12 @@ CHelpMenu::CHelpMenu ( const bool bIsClient, QWidget* parent ) : QMenu ( tr ( "&
// Language combo box ----------------------------------------------------------
CLanguageComboBox::CLanguageComboBox ( QWidget* parent ) : QComboBox ( parent ), iIdxSelectedLanguage ( INVALID_INDEX )
{
QObject::connect ( this, static_cast<void ( QComboBox::* ) ( int )> ( &QComboBox::activated ), this, &CLanguageComboBox::OnLanguageActivated );
// This requires a Qt::QueuedConnection on iOS due to https://bugreports.qt.io/browse/QTBUG-64577
QObject::connect ( this,
static_cast<void ( QComboBox::* ) ( int )> ( &QComboBox::activated ),
this,
&CLanguageComboBox::OnLanguageActivated,
Qt::QueuedConnection );
}

void CLanguageComboBox::Init ( QString& strSelLanguage )
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