Java ProgressDialog未关闭
关于这一点有很多问题,但没有一个能解决我的问题 我有一个活动,当点击按钮时,新的活动被打开。在开始时,我将显示一个进度对话框。到目前为止没有什么问题。在这个新活动中,我尝试建立蓝牙连接,这需要很长时间。(这就是我使用进度对话框的原因)最后,我运行我创建的侦听器。(onSucces&onFailed)当侦听器运行时,这意味着连接要么成功完成,要么失败。在这一点之后(连接完成后),我试图关闭进度对话框,问题是进度对话框没有关闭。这是我的密码:Java ProgressDialog未关闭,java,android,user-interface,bluetooth,progressdialog,Java,Android,User Interface,Bluetooth,Progressdialog,关于这一点有很多问题,但没有一个能解决我的问题 我有一个活动,当点击按钮时,新的活动被打开。在开始时,我将显示一个进度对话框。到目前为止没有什么问题。在这个新活动中,我尝试建立蓝牙连接,这需要很长时间。(这就是我使用进度对话框的原因)最后,我运行我创建的侦听器。(onSucces&onFailed)当侦听器运行时,这意味着连接要么成功完成,要么失败。在这一点之后(连接完成后),我试图关闭进度对话框,问题是进度对话框没有关闭。这是我的密码: public class AnaEkranActivit
public class AnaEkranActivity extends AppCompatActivity {
private static final String TAG = "AnaEkranActivity";
private static final String FEEDBACK_OK = "ok$";
private static final String FEEDBACK_ERR = "err$";
BluetoothConnectionService bluetoothConnectionService;
BluetoothAdapter bluetoothAdapter;
BluetoothDevice bluetoothDevice;
ProgressDialog progressDialog;
ButtonOnClickLstnr lstnr1;
ButtonOnClickLstnr lstnr2;
ButtonOnClickLstnr lstnr3;
ButtonOnClickLstnr lstnr4;
String address;
String tarihSaatString;
String acilDurdurString;
Button acilDurdurButton;
Button manuelButton;
Button ayarlarButton;
Button bioGuyAktivatorButton;
public static AnaEkranActivity instance;
Handler handler;
SendMessage sndmsg;
String readMessage;
Date nowDate;
DateFormat dateFormat;
DateFormat dateFormat2;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_ana_ekran);
Log.d(TAG, "is started.");
progressDialog = new ProgressDialog(AnaEkranActivity.this);
progressDialog.show(AnaEkranActivity.this, "Cihaza bağlanılıyor", "Lütfen bekleyiniz...");
instance = this;
handler = new Handler();
nowDate = new Date();
dateFormat = new SimpleDateFormat("yyyy/MM/dd");
dateFormat2 = new SimpleDateFormat("hh.mm.ss");
Intent intent = getIntent();
address = intent.getStringExtra("Device Address");
tarihSaatString = "tarih:" + dateFormat.format(nowDate) + ";saat:" + dateFormat2.format(nowDate) + "$";
acilDurdurString = "mode:stop$";
bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
bluetoothDevice = bluetoothAdapter.getRemoteDevice(address);
manuelButton = (Button) findViewById(R.id.manuelButton);
ayarlarButton = (Button) findViewById(R.id.ayarlarButton);
acilDurdurButton = (Button) findViewById(R.id.aciDurdurButton);
bioGuyAktivatorButton = (Button) findViewById(R.id.bioGuyAktivatorButton);
bluetoothConnectionService = BluetoothConnectionService.getInstanceBCS();
bluetoothConnectionService.setDevice(bluetoothDevice);
bluetoothConnectionService.startClient();
bluetoothConnectionService.setOnBluetoothConnectingListener(new BluetoothConnectionService.OnBluetoothConnectingListener() {
@Override
public void onSuccess() {
progressDialog.dismiss();
Log.d(TAG, "Connection is successfull.");
handler.post(new Runnable() {
@Override
public void run() {
Toast.makeText(AnaEkranActivity.this, "Bağlantı başarıyla tamamlandı", Toast.LENGTH_SHORT).show();
}
});
bluetoothConnectionService.connected();
sndmsg = new SendMessage(bluetoothConnectionService, tarihSaatString);
sndmsg.sendMessage();
}
@Override
public void onFailure() {
progressDialog.dismiss();
Log.d(TAG, "Connection is failed.");
handler.post(new Runnable() {
@Override
public void run() {
Toast.makeText(AnaEkranActivity.this, "Cihaza bağlanılamadı, lütfen bağlantılarınızı kontrol ederek tekrar deneyiniz.", Toast.LENGTH_SHORT).show();
}
});
startActivity(BaslangicActivity.class);
}
});
bluetoothConnectionService.setOnBluetoothConnectionListener(new BluetoothConnectionService.OnBluetoothConnectionListener() {
@Override
public void onConnectionLost() {
handler.post(new Runnable() {
@Override
public void run() {
Toast.makeText(AnaEkranActivity.this, "Bağlantı kesildi", Toast.LENGTH_SHORT).show();
}
});
startActivity(BaslangicActivity.class);
}
@Override
public void onRead() {
readMessage = bluetoothConnectionService.getIncomingMessage();
if (readMessage.equals(FEEDBACK_OK)) {
handler.post(new Runnable() {
@Override
public void run() {
Toast.makeText(AnaEkranActivity.this, "İşleminiz başarıyla gerçekleştirildi.", Toast.LENGTH_SHORT).show();
}
});
} else if (readMessage.equals(FEEDBACK_ERR)) {
handler.post(new Runnable() {
@Override
public void run() {
Toast.makeText(AnaEkranActivity.this, "İşlem başarısız, lütfen tekrar deneyiniz.", Toast.LENGTH_SHORT).show();
}
});
}
}
});
lstnr1 = new ButtonOnClickLstnr(bioGuyAktivatorButton);
lstnr1.openActivityOnClick(AnaEkranActivity.this, AktivatorActivity.class, address);
lstnr2 = new ButtonOnClickLstnr(manuelButton);
lstnr2.openActivityOnClick(AnaEkranActivity.this, ManuelActivity.class, address);
lstnr3 = new ButtonOnClickLstnr(ayarlarButton);
lstnr3.openActivityOnClick(AnaEkranActivity.this, AyarlarActivity.class, address);
lstnr4 = new ButtonOnClickLstnr(acilDurdurButton);
lstnr4.messageOnClick(bluetoothConnectionService, acilDurdurString);
}
public void startActivity(Class activity) {
Intent intent = new Intent(AnaEkranActivity.this, activity);
startActivity(intent);
}
}
如何解决此问题,或者使用什么代替进度对话框?我需要阻止用户访问接口,直到连接完成 像这样使用progressDialog:
progressDialog = new ProgressDialog(this);
progressDialog.setMessage("Message");
progressDialog.setTitle("Title");
progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
progressDialog.show();
这样解雇之后,它就开始工作了
if (progressDialog.isShowing()){
progressDialog.dismiss();
progressDialog.cancel();
}
您应该在AsyncTask中调用服务,并在onPostExecute中调用progessdialog 你给她举了个例子。
isShowing()方法返回false。我这样写:if(progressDialog.isShowing()){Log.d(标记,“进度对话框正在显示”);progressDialog.dismise();}否则{Log.d(标记,“进度对话框未显示”);}在日志部分,我可以看到“进度对话框未显示”。bluetoothConnectionService是我处理连接内容的java类。我应该将此AsyncTask放入活动中吗?是的,公共类AnakranActivity扩展了AppCompatActivity{@Override protected void onCreate(Bundle savedInstanceState){mserviceBth=new seviceth(any info)}公共类seviceth extensed AsyncTask{…}我在int点出错,布尔值不被接受。它说“类型参数不能是基元类型”。这只是我代码的一个示例,但您应该使用此链接来创建您的异步任务