/** Called when deinitializing component. */
protected void onDeinitialize() {
super.onDeinitialize();
m_FileThread.quitSafely();
m_DecodeBitmapThread.quitSafely();
m_FileThread = null;
m_FileHandler = null;
m_FileList.clear();
m_FileObserver.stopWatching();
m_FileObserver = null;
}
/** Called when initializing component. */
protected void onInitialize() {
// start file thread
m_FileThread = new FileManageerThread("save media thread");
m_FileThread.start();
m_FileHandler = m_FileThread.getHandler();
// start image thread
m_DecodeBitmapThread = new DecodeBitmapThread("decode bitmap thread");
m_DecodeBitmapThread.start();
m_DecodeBitmapHandler = m_DecodeBitmapThread.getHandler();
// observe file change
m_FileHandler.sendMessage(Message.obtain(m_FileHandler, MESSAGE_LOAD_IMAGES));
m_FileObserver =
new FileObserver(m_DefaultFolder.getAbsolutePath()) {
@Override
public void onEvent(int event, String file) {
if (event == FileObserver.DELETE) {
m_FileHandler.sendMessage(Message.obtain(m_FileHandler, MESSAGE_LOAD_IMAGES, 1, 0));
}
}
};
m_FileObserver.startWatching(); // START OBSERVING
/*
* Creates a work queue for the pool of Thread objects used for
* decoding, using a linked list queue that blocks when the queue is
* empty.
*/
m_DecodeWorkQueue = new LinkedBlockingQueue<Runnable>();
m_DecodeThreadPool =
new ThreadPoolExecutor(
NUMBER_OF_CORES,
NUMBER_OF_CORES,
KEEP_ALIVE_TIME,
KEEP_ALIVE_TIME_UNIT,
m_DecodeWorkQueue);
}