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Ensure that YubiKey is only polled once, even if showEvent() is called twice

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This commit is contained in:
Janek Bevendorff 2017-10-24 15:25:38 +02:00
parent 51b42bc7b8
commit f6933a8868
2 changed files with 13 additions and 4 deletions
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16
src/gui/DatabaseOpenWidget.cpp
View File

@ -95,11 +95,16 @@ void DatabaseOpenWidget::showEvent(QShowEvent* event)
m_ui->editPassword->setFocus();
#ifdef WITH_XC_YUBIKEY
connect(YubiKey::instance(), SIGNAL(detected(int,bool)), SLOT(yubikeyDetected(int,bool)), Qt::QueuedConnection);
connect(YubiKey::instance(), SIGNAL(detectComplete()), SLOT(yubikeyDetectComplete()), Qt::QueuedConnection);
connect(YubiKey::instance(), SIGNAL(notFound()), SLOT(noYubikeyFound()), Qt::QueuedConnection);
// showEvent() may be called twice, so make sure we are only polling once
if (!m_yubiKeyBeingPolled) {
connect(YubiKey::instance(), SIGNAL(detected(int, bool)), SLOT(yubikeyDetected(int, bool)),
Qt::QueuedConnection);
connect(YubiKey::instance(), SIGNAL(detectComplete()), SLOT(yubikeyDetectComplete()), Qt::QueuedConnection);
connect(YubiKey::instance(), SIGNAL(notFound()), SLOT(noYubikeyFound()), Qt::QueuedConnection);
pollYubikey();
pollYubikey();
m_yubiKeyBeingPolled = true;
}
#endif
}
@ -110,6 +115,7 @@ void DatabaseOpenWidget::hideEvent(QHideEvent* event)
#ifdef WITH_XC_YUBIKEY
// Don't listen to any Yubikey events if we are hidden
disconnect(YubiKey::instance(), 0, this, 0);
m_yubiKeyBeingPolled = false;
#endif
}
@ -311,10 +317,12 @@ void DatabaseOpenWidget::yubikeyDetectComplete()
m_ui->checkChallengeResponse->setEnabled(true);
m_ui->buttonRedetectYubikey->setEnabled(true);
m_ui->yubikeyProgress->setVisible(false);
m_yubiKeyBeingPolled = false;
}
void DatabaseOpenWidget::noYubikeyFound()
{
m_ui->buttonRedetectYubikey->setEnabled(true);
m_ui->yubikeyProgress->setVisible(false);
m_yubiKeyBeingPolled = false;
}

1
src/gui/DatabaseOpenWidget.h
View File

@ -73,6 +73,7 @@ protected:
QString m_filename;
private:
bool m_yubiKeyBeingPolled = false;
Q_DISABLE_COPY(DatabaseOpenWidget)
};