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Ref T165, directly display distributions info

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* use digest signal to avoid unnecessary signals
* better user experience by directly displaying info
This commit is contained in:
Klaus Basan
2017-09-27 19:35:09 +02:00
parent 15e46ba94a
commit a5a32a1722
2 changed files with 17 additions and 15 deletions
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26
src/blackgui/components/distributioninfocomponent.cpp
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@@ -36,16 +36,14 @@ namespace BlackGui
ui->lbl_NewVersionUrl->setOpenExternalLinks(true);
// use version signal as trigger for completion
if (!m_distributionsInfo.get().isEmpty())
const CDistributionList distributions = m_distributionsInfo.get();
if (!distributions.isEmpty())
{
// we have at least cached data:
// in case CGuiApplication::distributionInfoAvailable never comes/was already sent
QTimer::singleShot(15 * 1000, this, [ = ]
{
// use this as timeout failover with cached data
if (m_distributionsLoaded) { return; }
this->ps_loadedDistributionInfo(true);
});
// 1) we do not know if we missed the signal, the server is down etc
// 2) for better user experience we display straight away, it will overridden if the signal will br received
this->ps_loadedDistributionInfo(true);
}
Q_ASSERT_X(sGui, Q_FUNC_INFO, "Need sGui");
@@ -76,7 +74,6 @@ namespace BlackGui
if (msgs.isSuccess())
{
ui->le_LatestVersion->setText("");
m_distributionsLoaded = false; // reset
}
}
}
@@ -85,20 +82,16 @@ namespace BlackGui
{
if (!success)
{
m_distributionsLoaded = false;
ui->pb_CheckForUpdates->setToolTip("");
CLogMessage(this).warning("Loading setup or distribution information failed");
return;
}
// only emit once
if (m_distributionsLoaded) { return; }
m_distributionsLoaded = true;
this->ps_channelChanged();
ui->pb_CheckForUpdates->setToolTip(sApp->getLastSuccesfulDistributionUrl());
// emit only after all has been set
emit this->distributionInfoAvailable(success);
// emit via digest signal
m_dsDistributionAvailable.inputSignal();
}
void CDistributionInfoComponent::ps_changedDistributionCache()
@@ -128,6 +121,11 @@ namespace BlackGui
}
}
void CDistributionInfoComponent::triggerInfoAvailableSignal()
{
emit this->distributionInfoAvailable(true);
}
void CDistributionInfoComponent::ps_channelChanged()
{
const CDistributionList distributions(m_distributionsInfo.get());