if (autoSwitchpicTask==null){
autoSwitchpicTask = new AutoSwitchPicTask();
autoSwitchpicTask.start();
}else {
autoSwitchpicTask.start();
}
}
class AutoSwitchPicTask extends Handler implements Runnable {
/**
* 开启任务
*/
public void start() {
stop();
postDelayed(this, 3000);
}
/**
* 关闭任务
*/
public void stop() {
removeCallbacks(this);
}
@Override
public void run() {
int position = viewPager.getCurrentItem();
System.out.println("position "+position);
if (position != viewPager.getAdapter().getCount() - 1) {
viewPager.setCurrentItem(++position);
} else {
viewPager.setCurrentItem(0);
}
postDelayed(this, 3000);
}
}