Maemo: Create file watchers on demand.

As QFileSystemWatcher cause some shutdown time.

Rubber-stamped-by: Christian Kandeler <christian.kandeler@nokia.com>
This commit is contained in:
Friedemann Kleint
2011-04-14 16:29:00 +02:00
parent b7bb522d5e
commit aa2ea09496
2 changed files with 28 additions and 10 deletions

View File

@@ -79,6 +79,8 @@ MaemoQemuManager::MaemoQemuManager(QObject *parent)
, m_qemuProcess(new QProcess(this))
, m_runningQtId(INT_MIN)
, m_userTerminated(false)
, m_runtimeRootWatcher(0)
, m_runtimeFolderWatcher(0)
{
m_qemuStarterIcon.addFile(":/qt-maemo/images/qemu-run.png", iconSize);
m_qemuStarterIcon.addFile(":/qt-maemo/images/qemu-stop.png", iconSize,
@@ -124,13 +126,26 @@ MaemoQemuManager::MaemoQemuManager(QObject *parent)
SLOT(qemuOutput()));
connect(this, SIGNAL(qemuProcessStatus(QemuStatus, QString)),
this, SLOT(qemuStatusChanged(QemuStatus, QString)));
}
m_runtimeRootWatcher = new QFileSystemWatcher(this);
connect(m_runtimeRootWatcher, SIGNAL(directoryChanged(QString)), this,
SLOT(runtimeRootChanged(QString)));
m_runtimeFolderWatcher = new QFileSystemWatcher(this);
connect(m_runtimeFolderWatcher, SIGNAL(directoryChanged(QString)), this,
SLOT(runtimeFolderChanged(QString)));
QFileSystemWatcher *MaemoQemuManager::runtimeRootWatcher()
{
if (!m_runtimeRootWatcher) {
m_runtimeRootWatcher = new QFileSystemWatcher(this);
connect(m_runtimeRootWatcher, SIGNAL(directoryChanged(QString)), this,
SLOT(runtimeRootChanged(QString)));
}
return m_runtimeRootWatcher;
}
QFileSystemWatcher *MaemoQemuManager::runtimeFolderWatcher()
{
if (!m_runtimeFolderWatcher) {
m_runtimeFolderWatcher = new QFileSystemWatcher(this);
connect(m_runtimeFolderWatcher, SIGNAL(directoryChanged(QString)), this,
SLOT(runtimeFolderChanged(QString)));
}
return m_runtimeFolderWatcher;
}
MaemoQemuManager::~MaemoQemuManager()
@@ -170,8 +185,8 @@ void MaemoQemuManager::qtVersionsChanged(const QList<int> &uniqueIds)
= MaemoQemuRuntimeParser::parseRuntime(version);
if (runtime.isValid()) {
m_runtimes.insert(uniqueId, runtime);
if (!m_runtimeRootWatcher->directories().contains(runtime.m_watchPath))
m_runtimeRootWatcher->addPath(runtime.m_watchPath);
if (!runtimeRootWatcher()->directories().contains(runtime.m_watchPath))
runtimeRootWatcher()->addPath(runtime.m_watchPath);
} else {
m_runtimes.remove(uniqueId);
}
@@ -462,7 +477,7 @@ void MaemoQemuManager::runtimeRootChanged(const QString &directory)
if (!QFile::exists(runtime.m_root + QLatin1String("/information"))) {
// install might be still in progress
uniqueIds.removeAll(uniqueId);
m_runtimeFolderWatcher->addPath(runtime.m_root);
runtimeFolderWatcher()->addPath(runtime.m_root);
}
}
}
@@ -480,7 +495,8 @@ void MaemoQemuManager::runtimeFolderChanged(const QString &directory)
uniqueIds.append(it.key());
}
notify(uniqueIds);
m_runtimeFolderWatcher->removePath(directory);
if (m_runtimeFolderWatcher)
m_runtimeFolderWatcher->removePath(directory);
}
}

View File

@@ -123,6 +123,8 @@ private:
private:
QAction *m_qemuAction;
QProcess *m_qemuProcess;
QFileSystemWatcher *runtimeRootWatcher();
QFileSystemWatcher *runtimeFolderWatcher();
int m_runningQtId;
bool m_userTerminated;