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我的代碼在這裏工作正常。它改變了我的畫廊在某些時候的形象,但我不認爲這是最好的辦法,特別是使用thread.sleep()。我怎麼能寫一個更好的代碼呢?我錯過了什麼? 謝謝..在特定時間更改Android圖庫中的圖像...幫助
@Override protected void onResume(){ paraThread = true; workThread = new LooperFoto(「MyWorkThread」); workThread.setPriority(Thread.MIN_PRIORITY); workThread.start(); super.onResume(); }
@Override
protected void onStop() {
Log.i(TAG, "thread state: " + workThread.getState());
paraThread = false;
workThread = null;
super.onStop();
}
class LooperFoto extends HandlerThread {
public LooperFoto(String name) {
super(name);
}
@Override
public void run() {
while (paraThread) {
try {
this.sleep(2000);
mudaFoto.sendMessage(new Message());
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
Handler mudaFoto = new Handler() {
public void handleMessage(Message msg) {
Random generator = new Random();
int randomIndex = generator.nextInt(thumbImgGallery.getAdapter()
.getCount());
thumbImgGallery.setSelection(randomIndex);
};
};
我只是有點關注thread.spleep(),但如果它不是問題,我很好。謝謝 – user569873 2011-02-01 14:35:04