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Use "myself" QPointer with "sGui->processEventsToRefreshGui"

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Rational: during "sGui->processEventsToRefreshGui" object can be deleted
This commit is contained in:
Klaus Basan
2019-02-26 00:42:07 +01:00
committed by Mat Sutcliffe
parent 0e916864cb
commit bd1ef5dfea
3 changed files with 9 additions and 4 deletions
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1
src/blackgui/guiapplication.cpp
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@@ -225,6 +225,7 @@ namespace BlackGui
if (!m_splashScreen) { return; }
this->displaySplashMessage(m);
this->processEventsToRefreshGui();
if (!sGui) { return; }
}
}

4
src/blackgui/loadindicator.cpp
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@@ -51,16 +51,18 @@ namespace BlackGui
m_angle = 0;
this->show();
this->setEnabled(true);
QPointer<CLoadIndicator> myself(this);
if (m_timerId == -1) { m_timerId = startTimer(m_delayMs); }
if (processEvents && sGui)
{
sGui->processEventsToRefreshGui();
if (!myself) { return -1; } // deleted in meantime (process events)
}
const int stopId = m_currentId++; // copy
if (timeoutMs > 0)
{
QPointer<CLoadIndicator> myself(this);
QTimer::singleShot(timeoutMs, this, [ = ]
{
if (!myself) { return; }