我怎样才能留下柜台代码?
How I can leave the counter code?
我的问题:
我不知道,如果用户在 2 秒的计数器内单击图像按钮,我怎么能留下我的计数器代码 (CountDownTimer)
我的代码:
final ImageButton avatarScroll = (ImageButton) findViewById(R.id.imgBtnAvatarback);
avatarScroll.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
ursprungAvatar = !ursprungAvatar;
if(ursprungAvatar) {
//image change with arrow
ImageButton avatarScroll = (ImageButton) findViewById(R.id.imgBtnAvatarback);
avatarScroll.setImageResource(R.drawable.avatarback_pfeil);
new CountDownTimer(2000, 1000) {
public void onTick(long millisUntilFinished) {
//
}
public void onFinish() {
//image change without arrow
ImageButton avatarScroll = (ImageButton) findViewById(R.id.imgBtnAvatarback);
avatarScroll.setImageResource(R.drawable.avatarback);
ursprungAvatar = !ursprungAvatar;
}
}.start();
} else {
//image change without arrow
ImageButton avatarScroll_ursprung = (ImageButton) findViewById(R.id.imgBtnAvatarback);
avatarScroll_ursprung.setImageResource(R.drawable.avatarback);
}
}
});
如果我的行为正确,您需要做的就是在 else 情况下添加 timer.cancel()
并保留对创建的计时器的引用(例如,将其设为字段)。
我的问题: 我不知道,如果用户在 2 秒的计数器内单击图像按钮,我怎么能留下我的计数器代码 (CountDownTimer)
我的代码:
final ImageButton avatarScroll = (ImageButton) findViewById(R.id.imgBtnAvatarback);
avatarScroll.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
ursprungAvatar = !ursprungAvatar;
if(ursprungAvatar) {
//image change with arrow
ImageButton avatarScroll = (ImageButton) findViewById(R.id.imgBtnAvatarback);
avatarScroll.setImageResource(R.drawable.avatarback_pfeil);
new CountDownTimer(2000, 1000) {
public void onTick(long millisUntilFinished) {
//
}
public void onFinish() {
//image change without arrow
ImageButton avatarScroll = (ImageButton) findViewById(R.id.imgBtnAvatarback);
avatarScroll.setImageResource(R.drawable.avatarback);
ursprungAvatar = !ursprungAvatar;
}
}.start();
} else {
//image change without arrow
ImageButton avatarScroll_ursprung = (ImageButton) findViewById(R.id.imgBtnAvatarback);
avatarScroll_ursprung.setImageResource(R.drawable.avatarback);
}
}
});
如果我的行为正确,您需要做的就是在 else 情况下添加 timer.cancel()
并保留对创建的计时器的引用(例如,将其设为字段)。