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qt: Avoid splash-screen related memory leak

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Make splash screen queue its own deletion when it receives the finished
command, instead of relying on WA_DeleteOnClose which doesn't work under
these circumstances.
This commit is contained in:
Wladimir J. van der Laan 2016-11-19 11:08:19 +01:00
parent 693384eedb
commit e4f126a7ba
2 changed files with 3 additions and 3 deletions
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5
src/qt/bitcoin.cpp
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@ -365,9 +365,8 @@ void BitcoinApplication::createWindow(const NetworkStyle *networkStyle)
void BitcoinApplication::createSplashScreen(const NetworkStyle *networkStyle)
{
SplashScreen *splash = new SplashScreen(0, networkStyle);
// We don't hold a direct pointer to the splash screen after creation, so use
// Qt::WA_DeleteOnClose to make sure that the window will be deleted eventually.
splash->setAttribute(Qt::WA_DeleteOnClose);
// We don't hold a direct pointer to the splash screen after creation, but the splash
// screen will take care of deleting itself when slotFinish happens.
splash->show();
connect(this, SIGNAL(splashFinished(QWidget*)), splash, SLOT(slotFinish(QWidget*)));
connect(this, SIGNAL(requestedShutdown()), splash, SLOT(close()));

1
src/qt/splashscreen.cpp
View File

@ -147,6 +147,7 @@ void SplashScreen::slotFinish(QWidget *mainWin)
if (isMinimized())
showNormal();
hide();
deleteLater(); // No more need for this
}
static void InitMessage(SplashScreen *splash, const std::string &message)