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我的代码在这里工作正常。它改变了我的画廊在某些时候的形象,但我不认为这是最好的办法,特别是使用thread.sleep()。我怎么能写一个更好的代码呢?我错过了什么? 谢谢..在特定时间更改Android图库中的图像...帮助
@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);
};
};
我只是有点关注thread.spleep(),但如果它不是问题,我很好。谢谢 – user569873 2011-02-01 14:35:04