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GH-1874 do not allow updating while an instance is running

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This is a nasty hack. Proper solution will require moving all
update related functionality out of the main window.

Running instances and updating should be mutually exclusive.
This commit is contained in:
Petr Mrázek
2017-05-02 01:43:18 +02:00
parent 0132fd9929
commit 6a8bb3691b
4 changed files with 72 additions and 7 deletions
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45
application/MultiMC.cpp
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@@ -965,7 +965,7 @@ bool MultiMC::launch(InstancePtr instance, bool online, BaseProfilerFactory *pro
}
connect(controller.get(), &LaunchController::succeeded, this, &MultiMC::controllerSucceeded);
connect(controller.get(), &LaunchController::failed, this, &MultiMC::controllerFailed);
m_runningInstances ++;
addRunningInstance();
controller->start();
return true;
}
@@ -994,6 +994,38 @@ bool MultiMC::kill(InstancePtr instance)
return true;
}
void MultiMC::addRunningInstance()
{
m_runningInstances ++;
if(m_runningInstances == 1)
{
emit updateAllowedChanged(false);
}
}
void MultiMC::subRunningInstance()
{
if(m_runningInstances == 0)
{
qCritical() << "Something went really wrong and we now have less than 0 running instances... WTF";
return;
}
m_runningInstances --;
if(m_runningInstances == 0)
{
emit updateAllowedChanged(true);
}
}
bool MultiMC::shouldExitNow() const
{
return m_runningInstances == 0 && m_openWindows == 0;
}
bool MultiMC::updatesAreAllowed()
{
return m_runningInstances == 0;
}
void MultiMC::controllerSucceeded()
{
@@ -1012,10 +1044,10 @@ void MultiMC::controllerSucceeded()
}
}
extras.controller.reset();
m_runningInstances --;
subRunningInstance();
// quit when there are no more windows.
if(m_openWindows == 0 && m_runningInstances == 0)
if(shouldExitNow())
{
m_status = Status::Succeeded;
exit(0);
@@ -1033,10 +1065,10 @@ void MultiMC::controllerFailed(const QString& error)
// on failure, do... nothing
extras.controller.reset();
m_runningInstances --;
subRunningInstance();
// quit when there are no more windows.
if(m_openWindows == 0 && m_runningInstances == 0)
if(shouldExitNow())
{
m_status = Status::Failed;
exit(1);
@@ -1066,6 +1098,7 @@ MainWindow* MultiMC::showMainWindow(bool minimized)
}
m_mainWindow->checkInstancePathForProblems();
connect(this, &MultiMC::updateAllowedChanged, m_mainWindow, &MainWindow::updatesAllowedChanged);
connect(m_mainWindow, &MainWindow::isClosing, this, &MultiMC::on_windowClose);
m_openWindows++;
}
@@ -1155,7 +1188,7 @@ void MultiMC::on_windowClose()
m_mainWindow = nullptr;
}
// quit when there are no more windows.
if(m_openWindows == 0 && m_runningInstances == 0)
if(shouldExitNow())
{
exit(0);
}