Android 显示对话框时,我的活动不会暂停
我一直在开发一个显示问题和4个可能答案的应用程序。回答正确后,将出现下一个问题。一个错误的答案或让计时器耗尽会导致一个弹出窗口,告诉你正确的答案,你只是失去了一条生命。除了弹出窗口出现时,倒计时计时器继续并生成另一个弹出窗口外,一切都正常。我找不到方法让活动等待对话框上的按钮被按下,然后再继续下一个问题。我在这里阅读了许多问题/答案,并在android开发者网站上浏览了许多页面。对此问题的任何帮助都将不胜感激Android 显示对话框时,我的活动不会暂停,android,dialog,Android,Dialog,我一直在开发一个显示问题和4个可能答案的应用程序。回答正确后,将出现下一个问题。一个错误的答案或让计时器耗尽会导致一个弹出窗口,告诉你正确的答案,你只是失去了一条生命。除了弹出窗口出现时,倒计时计时器继续并生成另一个弹出窗口外,一切都正常。我找不到方法让活动等待对话框上的按钮被按下,然后再继续下一个问题。我在这里阅读了许多问题/答案,并在android开发者网站上浏览了许多页面。对此问题的任何帮助都将不胜感激 public class MainActivity extends Activity
public class MainActivity extends Activity {
String problems[][] = {{},{"Q1","Q2","Q3","Q4","Q5","Q6","Q7","Q8","Q9","Q10"},
{"Q1","Q2","Q3","Q4","Q5","Q6","Q7","Q8","Q9","Q10"}};
String answers[][] = {{},{"A1","A2","A3","A4","A5","A6","A7","A8","A9","A10"},
{"A1","A2","A3","A4","A5","A6","A7","A8","A9","A10"}};
public int level;
private int lister[] = {1,1,2,3,4};
Random rand = new Random();
int holder, probcount = 0, score = 0, lives = 5;
String problem, answer1, answer2, answer3, answer4, corrAnswer, l1, l2, l3;
boolean correct = false, changeBG = false, timeup = false, nolives = false, inpopup = false;
MyCount counter;
View lv, lf1, lf2, lf3, lf4, lf5;
MediaPlayer soundright, soundwrong;
final Context context = this;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.main);
lv = findViewById(R.id.quizshow);
lf1 = findViewById(R.id.Life1);
lf2 = findViewById(R.id.Life2);
lf3 = findViewById(R.id.Life3);
lf4 = findViewById(R.id.Life4);
lf5 = findViewById(R.id.Life5);
Log.v("Events","onCreate");
soundright = MediaPlayer.create(this, R.raw.correct1);
soundwrong = MediaPlayer.create(this, R.raw.correct2);
Button btnAnswer1 = (Button)findViewById(R.id.Answer1);
btnAnswer1.setOnClickListener(onAnswer1);
Button btnAnswer2 = (Button)findViewById(R.id.Answer2);
btnAnswer2.setOnClickListener(onAnswer2);
Button btnAnswer3 = (Button)findViewById(R.id.Answer3);
btnAnswer3.setOnClickListener(onAnswer3);
Button btnAnswer4 = (Button)findViewById(R.id.Answer4);
btnAnswer4.setOnClickListener(onAnswer4);
Button btnExit = (Button)findViewById(R.id.btnExit);
btnExit.setOnClickListener(onExit);
Log.v("Events","onCreate2");
TextView sc = (TextView) findViewById(R.id.Score);
sc.setText(String.valueOf(score));
level = 1;
doNext();
}
protected void onResume() {
Log.d("Events", "onResume");
super.onResume();
}
protected void onPause() {
Log.d("Events", "onPause");
super.onPause();
counter.cancel();
}
protected void onDestroy() {
Log.d("Events", "onDestroy");
super.onDestroy();
}
private View.OnClickListener onAnswer1=new View.OnClickListener() {
public void onClick(View v) {
Log.v("Events", "onAnswer1");
if (lister[1] == lister[0]) {
doRight();
}
else {
doWrong();
}
};
};
private View.OnClickListener onAnswer2=new View.OnClickListener() {
public void onClick(View v) {
Log.v("Events", "onAnswer2");
if (lister[2] == lister[0]) {
doRight();
}
else {
doWrong();
}
};
};
private View.OnClickListener onAnswer3=new View.OnClickListener() {
public void onClick(View v) {
Log.v("Events", "onAnswer3");
if (lister[3] == lister[0]) {
doRight();
}
else {
doWrong();
}
};
};
private View.OnClickListener onAnswer4=new View.OnClickListener() {
public void onClick(View v) {
Log.v("Events", "onAnswer4");
if (lister[4] == lister[0]) {
doRight();
}
else {
doWrong();
}
};
};
private View.OnClickListener onExit = new View.OnClickListener() {
public void onClick(View v) {
Log.v("Events", "onExit");
finish();
};
};
private void doNext() {
if (changeBG == true) {
l1 = getResources().getString(R.string.LevelDone1);
l2 = getResources().getString(R.string.LevelDone2)+" "+String.valueOf(level);
l3 = getResources().getString(R.string.LevelDone3);
doPopup();
changeBG = false;
level = level + 1;
score = 0;
probcount = 0;
}
Log.v("Events", "DoNext1");
probcount = probcount + 1;
lister[0] = rand.nextInt(9);
holder = rand.nextInt(3);
lister[holder+1] = lister[0];
This is where I have boring code that makes sure that the 4 answers are different.
problem = problems[level][lister[0]];
TextView pr = (TextView) findViewById(R.id.Problem);
pr.setText(problem);
answer1 = answers[level][lister[1]];
TextView a1 = (TextView) findViewById(R.id.Answer1);
a1.setText(answer1);
answer2 = answers[level][lister[2]];
TextView a2 = (TextView) findViewById(R.id.Answer2);
a2.setText(answer2);
answer3 = answers[level][lister[3]];
TextView a3 = (TextView) findViewById(R.id.Answer3);
a3.setText(answer3);
answer4 = answers[level][lister[4]];
TextView a4 = (TextView) findViewById(R.id.Answer4);
a4.setText(answer4);
corrAnswer = answers[level][lister[0]];
if (probcount < 6){
counter = new MyCount(4000, 1);
} else if (probcount < 11) {
counter = new MyCount(3000, 1);
} else if (probcount < 21) {
counter = new MyCount(2500, 1);
} else if (probcount < 31) {
counter = new MyCount(2000, 1);
} else if (probcount < 41) {
counter = new MyCount(1500, 1);
} else if (probcount < 51) {
counter = new MyCount(1000, 1);
} else {
counter = new MyCount(750, 1);
}
counter.start();
}
private void doRight() {
Log.v("Events", "DoRight");
counter.cancel();
soundright.start();
if (probcount < 6){
score = score +10;
} else if (probcount < 11) {
score = score + 20;
} else if (probcount < 21) {
score = score +30;
} else if (probcount < 31) {
score = score +40;
} else if (probcount < 41) {
score = score + 50;
} else if (probcount < 51) {
score = score + 100;
} else {
score = score + 200;
}
TextView sc = (TextView) findViewById(R.id.Score);
sc.setText(String.valueOf(score));
if (score > 590) {
changeBG = true;
}
doNext();
}
private void doWrong() {
Log.v("Events", "DoWrong");
counter.cancel();
soundwrong.start();
lives = lives - 1;
if (lives != 5) {
if (lives == 4) {
lf5.setVisibility(View.INVISIBLE);
} else if (lives == 3) {
lf4.setVisibility(View.INVISIBLE);
} else if (lives == 2) {
lf3.setVisibility(View.INVISIBLE);
} else if (lives == 1) {
lf2.setVisibility(View.INVISIBLE);
} else if (lives == 0) {
lf1.setVisibility(View.INVISIBLE);
nolives = true;
}
}
if (nolives) {
l1 = getResources().getString(R.string.LivesGone1);
l2 = getResources().getString(R.string.LivesGone2);
l3 = getResources().getString(R.string.LivesGone3);
} else {
if (timeup) {
l1 = getResources().getString(R.string.TimeExpired);
timeup = false;
} else {
l1 = getResources().getString(R.string.WrongChoice);
}
l2 = getResources().getString(R.string.LifeLost);
l3 = getResources().getString(R.string.CorrAnswer)+" "+corrAnswer;
}
doPopup();
if (nolives) {
score = 0;
probcount = 0;
TextView sc = (TextView) findViewById(R.id.Score);
sc.setText(String.valueOf(score));
lf1.setVisibility(View.VISIBLE);
lf2.setVisibility(View.VISIBLE);
lf3.setVisibility(View.VISIBLE);
lf4.setVisibility(View.VISIBLE);
lf5.setVisibility(View.VISIBLE);
nolives = false;
}
doNext();
}
private void doPopup() {
Log.v("Events", "DoPopup");
final Dialog dialog = new Dialog(context);
dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
dialog.setContentView(R.layout.popup);
TextView ln1 = (TextView) dialog.findViewById(R.id.Line1);
TextView ln2 = (TextView) dialog.findViewById(R.id.Line2);
TextView ln3 = (TextView) dialog.findViewById(R.id.Line3);
ln1.setText(l1);
ln2.setText(l2);
ln3.setText(l3);
inpopup = true;
dialog.show();
Button dialogButton = (Button) dialog.findViewById(R.id.btnPopup);
dialogButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
inpopup = false;
dialog.dismiss();
}
});
}
public class MyCount extends CountDownTimer{
public MyCount(long millisInFuture, long countDownInterval) {
super(millisInFuture, countDownInterval);
}
@Override
public void onFinish() {
timeup = true;
doWrong();
}
@Override
public void onTick(long millisUntilFinished) {
double TimeLeft = millisUntilFinished;
TextView timer1 = (TextView) findViewById(R.id.Timer);
timer1.setText(String.valueOf(TimeLeft/1000));
}
}
}
你在计时器里有一个重复的循环。。。
比方说,当计时器完成时,它将调用onFinish,而您正在onFinish中调用doWrong。doWrong正在调用Dopopp,它将再次打开一个对话框。重复。为了避免这种情况,请维护一些类似布尔或int的标志,并根据标志的值,决定是在计时器完成时显示弹出对话框,还是在解除Diaog时取消计时器…我添加此答案是为了能够将问题标记为已回答。请阅读我在问题后留下的评论
感谢所有在这个网站上提供帮助的人。我在这里学到了很多知识。onFinish仅在计时器用完时调用。只有在您输入错误答案或调用onFinish时,才会调用doWrong。A调用B,B调用C。这不是一个无限循环。至少当你相信你读到的东西时,它不是一个循环。请参阅我对问题的评论以了解更多信息。这不起作用。找到另一份工作。请看我对问题的评论。我终于找到了问题的答案。有时我读到,在同步活动中,当显示对话框时,活动将暂停,直到对话框被取消。事实并非如此。我只需要重新编码,这样当我取消对话框而不是在doWrong结束时,doNext只从doRight调用。在改变这一点之前,我尝试了等待和通知电话,无论有没有尝试和捕捉,但都不起作用。我的任何尝试都没有成功,因为我认为doWrong例程的处理将在Dopopp调用时等待,直到对话框被取消。
private void doWrong() {
Log.v("Events", "DoWrong");
counter.cancel();
soundwrong.start();
lives = lives - 1;
if (lives != 5) {
if (lives == 4) {
lf5.setVisibility(View.INVISIBLE);
} else if (lives == 3) {
lf4.setVisibility(View.INVISIBLE);
} else if (lives == 2) {
lf3.setVisibility(View.INVISIBLE);
} else if (lives == 1) {
lf2.setVisibility(View.INVISIBLE);
} else if (lives == 0) {
lf1.setVisibility(View.INVISIBLE);
nolives = true;
}
}
if (nolives) {
l1 = getResources().getString(R.string.LivesGone1);
l2 = getResources().getString(R.string.LivesGone2);
l3 = getResources().getString(R.string.LivesGone3);
} else {
if (timeup) {
l1 = getResources().getString(R.string.TimeExpired);
timeup = false;
} else {
l1 = getResources().getString(R.string.WrongChoice);
}
l2 = getResources().getString(R.string.LifeLost);
l3 = getResources().getString(R.string.CorrAnswer)+" "+corrAnswer;
}
// change here
if(!timeup)
doPopup();
if (nolives) {
score = 0;
probcount = 0;
TextView sc = (TextView) findViewById(R.id.Score);
sc.setText(String.valueOf(score));
lf1.setVisibility(View.VISIBLE);
lf2.setVisibility(View.VISIBLE);
lf3.setVisibility(View.VISIBLE);
lf4.setVisibility(View.VISIBLE);
lf5.setVisibility(View.VISIBLE);
nolives = false;
}
doNext();
}