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Limit box art fetching to a single thread to improve UI responsiveness

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This commit is contained in:
Cameron Gutman 2018-09-07 17:02:52 -07:00
commit fae98eb13a
2 changed files with 5 additions and 2 deletions
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6
app/backend/boxartmanager.cpp
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@ -6,8 +6,10 @@
BoxArtManager::BoxArtManager(QObject *parent) : BoxArtManager::BoxArtManager(QObject *parent) :
QObject(parent), QObject(parent),
m_BoxArtDir(Path::getBoxArtCacheDir()) m_BoxArtDir(Path::getBoxArtCacheDir()),
m_ThreadPool(this)
{ {
m_ThreadPool.setMaxThreadCount(1);
if (!m_BoxArtDir.exists()) { if (!m_BoxArtDir.exists()) {
m_BoxArtDir.mkpath("."); m_BoxArtDir.mkpath(".");
} }
@ -41,7 +43,7 @@ QUrl BoxArtManager::loadBoxArt(NvComputer* computer, NvApp& app)
// If we get here, we need to fetch asynchronously. // If we get here, we need to fetch asynchronously.
// Kick off a worker on our thread pool to do just that. // Kick off a worker on our thread pool to do just that.
NetworkBoxArtLoadTask* netLoadTask = new NetworkBoxArtLoadTask(this, computer, app); NetworkBoxArtLoadTask* netLoadTask = new NetworkBoxArtLoadTask(this, computer, app);
QThreadPool::globalInstance()->start(netLoadTask); m_ThreadPool.start(netLoadTask);
// Return the placeholder then we can notify the caller // Return the placeholder then we can notify the caller
// later when the real image is ready. // later when the real image is ready.

1
app/backend/boxartmanager.h
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@ -36,6 +36,7 @@ private:
getFilePathForBoxArt(NvComputer* computer, int appId); getFilePathForBoxArt(NvComputer* computer, int appId);
QDir m_BoxArtDir; QDir m_BoxArtDir;
QThreadPool m_ThreadPool;
}; };
class NetworkBoxArtLoadTask : public QObject, public QRunnable class NetworkBoxArtLoadTask : public QObject, public QRunnable