问题描述
- MontionEvent.ACTION_UP状态event.getX() 一直等于零
-
public boolean onTouch(View v, MotionEvent event) {
if(event.getAction() == MotionEvent.ACTION_UP) {
endX = event.getX();
}
}如上,endx一直等于0,为什么,求大神解惑
解决方案
linux c 获取网卡状态(UP or DOWN)
wait_event_interruptible() and wake_up()
linux wait_event and wake_up
解决方案二:
@Override
public boolean onTouchEvent(MotionEvent event) {
// TODO Auto-generated method stub
if(event.getAction()==MotionEvent.ACTION_UP){
int x = (int) event.getX();
Toast.makeText(MainActivity.this, x+"", Toast.LENGTH_SHORT).show();
}
时间: 2024-08-19 22:10:11