/**
* Handles a request to start the Loader.
*/
protected override void OnStartLoading()
{
if (mApps != null)
{
// If we currently have a result available, deliver it
// immediately.
DeliverResult(mApps);
}
// Start watching for changes in the app data.
if (mPackageObserver == null)
{
mPackageObserver = new PackageIntentReceiver(this);
}
// Has something interesting in the configuration changed since we
// last built the app list?
bool configChange = mLastConfig.ApplyNewConfig(Context.Resources);
if (TakeContentChanged() || mApps == null || configChange)
{
// If the data has changed since the last time it was loaded
// or is not currently available, start a load.
ForceLoad();
}
}
/**
* Handles a request to completely reset the Loader.
*/
protected override void OnReset()
{
base.OnReset();
// Ensure the loader is stopped
OnStopLoading();
// At this point we can release the resources associated with 'apps'
// if needed.
if (mApps != null)
{
OnReleaseResources(mApps);
mApps = null;
}
// Stop monitoring for changes.
if (mPackageObserver != null)
{
Context.UnregisterReceiver(mPackageObserver);
mPackageObserver = null;
}
}
