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qt: Start core thread only when needed

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Start the core thread only when needed for initialization
or shutdown.

Avoids a bit of overhead, and also avoids spamming two
log messages before logging is properly initialized.
This commit is contained in:
Wladimir J. van der Laan 2014-07-15 16:26:16 +02:00
parent c715ff52c7
commit 33357b27a0
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GPG key ID: 74810B012346C9A6
1 changed files with 11 additions and 5 deletions
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8
src/qt/bitcoin.cpp
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@ -286,15 +286,17 @@ BitcoinApplication::BitcoinApplication(int &argc, char **argv):
returnValue(0) returnValue(0)
{ {
setQuitOnLastWindowClosed(false); setQuitOnLastWindowClosed(false);
startThread();
} }
BitcoinApplication::~BitcoinApplication() BitcoinApplication::~BitcoinApplication()
{
if(coreThread)
{ {
qDebug() << __func__ << ": Stopping thread"; qDebug() << __func__ << ": Stopping thread";
emit stopThread(); emit stopThread();
coreThread->wait(); coreThread->wait();
qDebug() << __func__ << ": Stopped thread"; qDebug() << __func__ << ": Stopped thread";
}
delete window; delete window;
window = 0; window = 0;
@ -337,6 +339,8 @@ void BitcoinApplication::createSplashScreen(bool isaTestNet)
void BitcoinApplication::startThread() void BitcoinApplication::startThread()
{ {
if(coreThread)
return;
coreThread = new QThread(this); coreThread = new QThread(this);
BitcoinCore *executor = new BitcoinCore(); BitcoinCore *executor = new BitcoinCore();
executor->moveToThread(coreThread); executor->moveToThread(coreThread);
@ -357,12 +361,14 @@ void BitcoinApplication::startThread()
void BitcoinApplication::requestInitialize() void BitcoinApplication::requestInitialize()
{ {
qDebug() << __func__ << ": Requesting initialize"; qDebug() << __func__ << ": Requesting initialize";
startThread();
emit requestedInitialize(); emit requestedInitialize();
} }
void BitcoinApplication::requestShutdown() void BitcoinApplication::requestShutdown()
{ {
qDebug() << __func__ << ": Requesting shutdown"; qDebug() << __func__ << ": Requesting shutdown";
startThread();
window->hide(); window->hide();
window->setClientModel(0); window->setClientModel(0);
pollShutdownTimer->stop(); pollShutdownTimer->stop();