如何解决如何从Dialog RecyclerView到其托管活动中获取数据?
您好,我在从对话框内的“回收者视图”取回文本时遇到麻烦。 请有人帮忙将对话框视图中的数据获取到同一活动。
我的数据流是:
MainActivity-> UserDetailsActivity->对话框(RecyclerView)---> UserDetailsActivity ---> Updatebutton
现在发生的事情是:
MainActivity-> UserDetailsActivity->对话框(RecyclerView)--->应用程序崩溃!
我要退还包含税收的钱到租金TextView
下面是我的UserDetailsActivity代码。
UserDetailsActivity.Java
package com.ancorp.aplo.activity;
import androidx.annotation.NonNull;
import androidx.annotation.RequiresApi;
import androidx.appcompat.app.ActionBar;
import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.Manifest;
import android.app.Activity;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.graphics.Color;
import android.os.Build;
import android.os.Bundle;
import android.provider.Telephony;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.Spinner;
import android.widget.TextView;
import android.telephony.SmsManager;
import android.widget.Toast;
import com.ancorp.aplo.R;
import com.ancorp.aplo.adapter.ChannelAdapter;
import com.ancorp.aplo.database.SqliteDatabase;
import com.ancorp.aplo.model.Contacts;
import java.text.DateFormatSymbols;
import java.text.SimpleDateFormat;
import java.time.Month;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import java.util.Locale;
public class UserDetailsActivity extends AppCompatActivity {
private final static int SEND_SMS_PERMISSION_REQ=1;
public TextView textView ;
EditText name_edit;
EditText jacode_edit;
EditText phone_edit;
EditText balance_edit,paidDate_edit,paidAmount_edit,rent_edit,zone_edit;
SqliteDatabase myDB;
String header,data1,data2,timeStamp;
String month;
private Context context;
float amount;
Integer d1,d2;
Integer y;
TextView phone_text,btnRecharge,Activation,Deactivation,rent_text,zone_text,plan_text,name_text,jacode_text,Status_text,id_text;
TextView balance_text,LastPaidAmount,LastPaidDate;
int deactive = Color.RED;
int activeg = Color.GREEN;
Button btnEdit;
String id,balance,Lpdate,LpAmount,zone,rent;
String phoneNo,message;
String Status;
Button btndelete ;
ImageView editimgbtn,addimgbtn;
Spinner pkgname;
String SpinnerData;
String planAmount,chName,chId,chMoney;
private static int ACTIVE_CODE = 0;
private static int DEACTIVE_CODE = 0;
private SqliteDatabase mDatabase;
private ArrayList<Contacts> userData;
private static final int MY_PERMISSIONS_REQUEST_SEND_SMS =0 ;
Button recharges;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_user_details);
mDatabase = new SqliteDatabase(this);
// getUserData(id);
ActionBar actionBar = getSupportActionBar();
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportActionBar().setDisplayShowHomeEnabled(true);
actionBar.setTitle("Customer Details");
name_edit = findViewById(R.id.user_name);
jacode_edit = findViewById(R.id.name_jacode);
phone_edit = findViewById(R.id.name_phone);
balance_edit = findViewById(R.id.name_balance);
paidAmount_edit = findViewById(R.id.LastPaidAmount_edit);
paidDate_edit = findViewById(R.id.lastPaidDate_edit);
rent_edit = findViewById(R.id.name_rent);
zone_edit =findViewById(R.id.name_zone);
pkgname= findViewById(R.id.name_package);
id_text = findViewById(R.id.id);
name_text= findViewById(R.id.user_name_text);
Status_text = findViewById(R.id.cid);
phone_text= findViewById(R.id.name_phone_text);
jacode_text= findViewById(R.id.name_jacode_text);
balance_text =findViewById(R.id.name_balance_text);
LastPaidAmount = findViewById(R.id.LastPaidAmount_text);
LastPaidDate = findViewById(R.id.lastPaidDate_text);
rent_text = findViewById(R.id.name_rent_text);
zone_text = findViewById(R.id.name_zone_text);
plan_text = findViewById(R.id.name_package_text);
Activation = findViewById(R.id.Activate);
Deactivation = findViewById(R.id.DeActivate);
//rent_edit = findViewById(R.id.name_rent);
//zone_edit = findViewById(R.id.name_zone);
addimgbtn = findViewById(R.id.addimgbtn);
btnEdit=findViewById(R.id.btnEdit);
btndelete = findViewById(R.id.btnDelete);
btnRecharge = findViewById(R.id.btnRecharge);
editimgbtn = findViewById(R.id.editbtnimg);
addimgbtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
AddChannel(UserDetailsActivity.this);
}
});
btnEdit.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
editTask();
}
});
btnRecharge.setOnClickListener(new View.OnClickListener() {
@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
@Override
public void onClick(View v) {
rechargeUser();
}
});
editimgbtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
loadSpinnerData();
name_edit.setVisibility(View.VISIBLE);
phone_edit.setVisibility(View.VISIBLE);
jacode_edit.setVisibility(View.VISIBLE);
balance_edit.setVisibility(View.VISIBLE);
paidAmount_edit.setVisibility(View.VISIBLE);
paidDate_edit.setVisibility(View.VISIBLE);
btndelete.setVisibility(View.VISIBLE);
btnEdit.setVisibility(View.VISIBLE);
rent_edit.setVisibility(View.VISIBLE);
zone_edit.setVisibility(View.VISIBLE);
pkgname.setVisibility(View.VISIBLE);
name_text.setVisibility(View.GONE);
phone_text.setVisibility(View.GONE);
jacode_text.setVisibility(View.GONE);
balance_text.setVisibility(View.GONE);
LastPaidAmount.setVisibility(View.GONE);
LastPaidDate.setVisibility(View.GONE);
btnRecharge.setVisibility(View.GONE);
rent_text.setVisibility(View.GONE);
zone_text.setVisibility(View.GONE);
plan_text.setVisibility(View.GONE);
// rechargebtn.setVisibility(View.GONE);
}
});
Intent intent =getIntent();
if (intent.getExtras() != null){
Contacts contacts = (Contacts) intent.getSerializableExtra("data");
id = getIntent().getStringExtra("id");
balance = getIntent().getStringExtra("balance");
Lpdate = getIntent().getStringExtra("LPDATE");
LpAmount = getIntent().getStringExtra("lpAmount");
zone = getIntent().getStringExtra("zone");
rent = getIntent().getStringExtra("rent");
Status_text.setText(contacts.getStatus());
Status = contacts.getStatus();
chId=getIntent().getStringExtra("channelID");
chName = getIntent().getStringExtra("channelName");
chMoney = getIntent().getStringExtra("channelMoney");
Toast.makeText(getApplicationContext(),Toast.LENGTH_SHORT).show();
Toast.makeText(getApplicationContext(),chMoney,Toast.LENGTH_SHORT).show();
id_text.setText(id);
name_edit.setText(contacts.getName());
phone_edit.setText(contacts.getPhno());
jacode_edit.setText(contacts.getJacode());
balance_edit.setText(contacts.getBalance());
rent_edit.setText(rent);
zone_edit.setText(zone);
// plan_edit.setText(contacts.getCplan());
// balance_edit.setText(balance);
// paidDate_edit.setText(contacts.getPaidDate());
paidDate_edit.setText(Lpdate);
// paidAmount_edit.setText(contacts.getPaidAmount());
paidAmount_edit.setText(LpAmount);
// LastPaidDate.setText(contacts.getPaidDate());
LastPaidDate.setText(Lpdate);
//LastPaidAmount.setText(contacts.getPaidAmount());
LastPaidAmount.setText(LpAmount);
name_text.setText(contacts.getName());
phone_text.setText(contacts.getPhno());
jacode_text.setText(contacts.getJacode());
balance_text.setText(contacts.getBalance());
rent_text.setText(rent);
zone_text.setText(zone);
plan_text.setText(contacts.getCplan());
//balance_text.setText(balance);
header = name_edit.getText().toString();
}
pkgname.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> adapterView,View view,int i,long l) {
SqliteDatabase mydb = new SqliteDatabase(UserDetailsActivity.this);
SpinnerData = (String) adapterView.getItemAtPosition(i).toString();
planAmount = mydb.getPlanAmount(SpinnerData);
// Toast.makeText(getApplicationContext(),planAmount,Toast.LENGTH_SHORT).show();
rent_edit.setText(planAmount);
rent_text.setText(planAmount);
}
@Override
public void onNothingSelected(AdapterView<?> adapterView) {
}
});
String active ="Active";
String deac = "Deactive";
if (Status.equals(active) == true){
Activation.setVisibility(View.GONE);
Deactivation.setVisibility(View.VISIBLE);
ACTIVE_CODE =1;
}
else {
ACTIVE_CODE =2;
Activation.setVisibility(View.VISIBLE);
Deactivation.setVisibility(View.GONE);
}
Activation.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("dd/MM/yyyy - hh:mm:ss");
String timeStamps = simpleDateFormat.format(new Date()) ;
String statu ="Active";
String stats = "Activated On ";
String name = name_text.getText().toString();
mDatabase.statusUpdate(id,statu);
mDatabase.statusDetails(id,name,stats,timeStamps);
Status_text.setText(statu);
Activation.setVisibility(View.GONE);
Deactivation.setVisibility(View.VISIBLE);
}
});
Deactivation.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
String statu ="Deactive";
String stats = "DeActivated On ";
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("dd/MM/yyyy - hh:mm:ss");
String timeStamps = simpleDateFormat.format(new Date()) ;
String name = name_text.getText().toString();
mDatabase.statusUpdate(id,timeStamps);
Status_text.setText(statu);
Activation.setVisibility(View.VISIBLE);
Deactivation.setVisibility(View.GONE);
}
});
}
private void AddChannel(UserDetailsActivity activity) {
dialog = new Dialog(activity);
// dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
dialog.setCancelable(false);
dialog.setContentView(R.layout.channel_selection);
myDB = new SqliteDatabase(this);
// myDB.getChannel();
channel_id = new ArrayList<>();
channel_name = new ArrayList<>();
channel_ntMoney = new ArrayList<>();
channel_tMoney = new ArrayList<>();
Cursor cursor = myDB.getChannel();
if (cursor.getCount()==0){
Toast.makeText(this,"No Plans Have Added yet ",Toast.LENGTH_SHORT).show();
}else {
while (cursor.moveToNext()){
channel_id.add(cursor.getString(0));
channel_name.add(cursor.getString(1));
channel_ntMoney.add(cursor.getString(2));
channel_tMoney.add(cursor.getString(3));
}
}
RecyclerView recyclerView = dialog.findViewById(R.id.channelRecyclerView);
ChannelAdapter cAdapter = new ChannelAdapter(UserDetailsActivity.this,this,channel_id,channel_name,channel_ntMoney,channel_tMoney);
recyclerView.setAdapter(cAdapter);
recyclerView.setLayoutManager(new LinearLayoutManager(getApplicationContext(),LinearLayoutManager.VERTICAL,false));
dialog.show();
}
private void editTask() {
final String name = name_edit.getText().toString();
final String id = id_text.getText().toString();
final String rent = rent_edit.getText().toString();
final String zone = zone_edit.getText().toString();
final String ph_no = phone_edit.getText().toString();
final String jacode = jacode_edit.getText().toString();
final String balance = balance_edit.getText().toString();
final String plan = SpinnerData;
if (TextUtils.isEmpty(name)) {
Toast.makeText(getApplicationContext(),"Something Went Wrong",Toast.LENGTH_SHORT).show();
} else {
// Contacts newContact = new Contacts(Objects.requireNonNull(contacts).getId(),ph_no,jacode,balance);
//mDatabase.updateContacts(newContact);
mDatabase.updateContacts(id,rent,plan);
name_edit.setText(name);name_text.setText(name);
phone_edit.setText(ph_no);phone_text.setText(ph_no);
rent_text.setText(rent);rent_edit.setText(rent);
jacode_edit.setText(jacode);jacode_text.setText(jacode);
balance_edit.setText(balance);balance_text.setText(balance);
zone_text.setText(zone);zone_edit.setText(zone);
plan_text.setText(plan);//pkgname.set(plan);
name_edit.setVisibility(View.GONE);
phone_edit.setVisibility(View.GONE);
jacode_edit.setVisibility(View.GONE);
rent_edit.setVisibility(View.GONE);
balance_edit.setVisibility(View.GONE);
paidAmount_edit.setVisibility(View.GONE);
paidDate_edit.setVisibility(View.GONE);
btndelete.setVisibility(View.GONE);
btnEdit.setVisibility(View.GONE);
zone_edit.setVisibility(View.GONE);
pkgname.setVisibility(View.GONE);
name_text.setVisibility(View.VISIBLE);
rent_text.setVisibility(View.VISIBLE);
zone_text.setVisibility(View.VISIBLE);
phone_text.setVisibility(View.VISIBLE);
jacode_text.setVisibility(View.VISIBLE);
balance_text.setVisibility(View.VISIBLE);
LastPaidAmount.setVisibility(View.VISIBLE);
LastPaidDate.setVisibility(View.VISIBLE);
btnRecharge.setVisibility(View.VISIBLE);
plan_text.setVisibility(View.VISIBLE);
}
}
@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
private void rechargeUser() {
final AlertDialog builder = new AlertDialog.Builder(this).create();
LayoutInflater inflater = this.getLayoutInflater();
View dialogView = inflater.inflate(R.layout.recharge,null);
builder.setTitle("Recharge " + header);
final EditText rechargeField = (EditText) dialogView.findViewById(R.id.rechargeEditText);
final Button cancel = (Button) dialogView.findViewById(R.id.btnCancelRecharge);
recharges = (Button) dialogView.findViewById(R.id.btnRechargeSucess);
recharges.setEnabled(false);
if(checkPermission(Manifest.permission.SEND_SMS))
{
recharges.setEnabled(true);
}
else
{
ActivityCompat.requestPermissions(this,new String[]{Manifest.permission.SEND_SMS},SEND_SMS_PERMISSION_REQ);
}
cancel.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(getApplicationContext(),"Cancelled Recharge !!",Toast.LENGTH_LONG).show();
builder.dismiss();
}
});
recharges.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
d1 = Integer.valueOf(rechargeField.getText().toString().trim());
d2 = Integer.valueOf(balance_edit.getText().toString().trim());
amount= d2 - d1;
data1 = String.valueOf(amount);
data2 = String.valueOf(d1);
String name = String.valueOf(name_text.getText().toString().trim());
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("dd/MM/yyyy - hh:mm:ss");
SimpleDateFormat date = new SimpleDateFormat("dd/MM/yyyy");
timeStamp = simpleDateFormat.format(new Date()) ;
String cdate = date.format(new Date());
Calendar calendar = Calendar.getInstance();
String month = calendar.getDisplayName(Calendar.MONTH,Calendar.LONG,Locale.UK);
int year = Calendar.getInstance().get(Calendar.YEAR);
String due= balance_text.getText().toString().trim();
String paid = String.valueOf(d1);
//Toast.makeText(getApplicationContext(),month,Toast.LENGTH_SHORT).show();
// Toast.makeText(getApplicationContext(),String.valueOf(year),Toast.LENGTH_SHORT).show();
mDatabase.rechargeUser(id,(int) amount,d1,timeStamp);
mDatabase.InsertPaymentDetails(id,year,timeStamp,paid,due);
mDatabase.collectionDetails(id,cdate,year);
reloadData();
sendSms();
builder.dismiss();
}
});
builder.setView(dialogView);
builder.show();
}
private void sendSms() {
String names = name_text.getText().toString();
String s1=phone_text.getText().toString();
String s2=("Hi "+names+",You have Successfully recharged ₹ " +d1 +" to your SKY VISION Cable account on "+timeStamp+". Your current balance is ₹ "+amount+" . Kindly clear your balance on time without any due. \n - Thank you! \n SKY VISION KONGAD");
if(!TextUtils.isEmpty(s1)&&!TextUtils.isEmpty(s2))
{
if(checkPermission(Manifest.permission.SEND_SMS))
{
SmsManager smsManager= SmsManager.getDefault();
ArrayList<String> part = smsManager.divideMessage(s2);
smsManager.sendMultipartTextMessage(s1,null,part,null);
}
else {
Toast.makeText(UserDetailsActivity.this,"Permission Denied",Toast.LENGTH_SHORT).show();
}
}
else
{
Toast.makeText(UserDetailsActivity.this,"Permission denied",Toast.LENGTH_SHORT).show();
}
}
private void reloadData() {
balance_text.setText(data1);
balance_edit.setText(data1);
LastPaidAmount.setText(data2);
LastPaidDate.setText(timeStamp);
paidAmount_edit.setText(data2);
paidDate_edit.setText(timeStamp);
}
public boolean onCreateOptionsMenu(Menu menu){
getMenuInflater().inflate(R.menu.user_details,menu);
return super.onCreateOptionsMenu(menu);
}
@Override
public boolean onOptionsItemSelected(@NonNull MenuItem item) {
switch (item.getItemId()) {
case R.id.payment_details:
Intent intent = new Intent(this,PaymentDetailsActivity.class);
intent.putExtra("ID",id);
startActivity(intent);
break;
case R.id.WriteOff:
final AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("Write Off?");
builder.setMessage("Are you sure you want to Write off ?");
builder.setPositiveButton("Yes",new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface,int i) {
WriteOff();
}
});
builder.setNegativeButton("No",int i) {
}
});
builder.create().show();
break;
case R.id.boxDetails:
Intent boxDetails = new Intent(this,BoxDetailsActivity.class);
boxDetails.putExtra("ID",id);
startActivity(boxDetails);
break;
}
return super.onOptionsItemSelected(item);
}
private void WriteOff() {
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("dd/MM/yyyy - hh:mm:ss");
timeStamp = simpleDateFormat.format(new Date()) ;
Calendar calendar = Calendar.getInstance();
String month = calendar.getDisplayName(Calendar.MONTH,Locale.UK);
int year = Calendar.getInstance().get(Calendar.YEAR);
String due= balance_text.getText().toString().trim();
String paid = "Write Off";
balance_text.setText("0");
balance_edit.setText("0");
String Writeofbalance ="0";
mDatabase.writeOff(id,due,Writeofbalance);
}
private boolean checkPermission(String sendSms) {
int checkpermission= ContextCompat.checkSelfPermission(this,sendSms);
return checkpermission== PackageManager.PERMISSION_GRANTED;
}
@Override
public void onRequestPermissionsResult(int requestCode,@NonNull String[] permissions,@NonNull int[] grantResults) {
switch (requestCode)
{
case SEND_SMS_PERMISSION_REQ:
if(grantResults.length>0 &&(grantResults[0]== PackageManager.PERMISSION_GRANTED))
{
btnRecharge.setEnabled(true);
}
break;
}
}
private void loadSpinnerData() {
SqliteDatabase db = new SqliteDatabase(getApplicationContext());
List<String> labels = db.getAllPlansSpinner();
ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(this,R.layout.support_simple_spinner_dropdown_item,labels);
arrayAdapter.setDropDownViewResource(R.layout.support_simple_spinner_dropdown_item);
pkgname.setAdapter(arrayAdapter);
}
ArrayList<String> channel_id,channel_tMoney;
ChannelAdapter cAdapter;
public static Dialog dialog;
}
这是我的ChannelAdapterActivity
ChannelAdapterActivity.Java
package com.ancorp.aplo.adapter;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;
import com.ancorp.aplo.R;
import com.ancorp.aplo.activity.UserDetailsActivity;
import com.ancorp.aplo.model.Contacts;
import java.util.ArrayList;
public class ChannelAdapter extends RecyclerView.Adapter<ChannelAdapter.MyViewHolder> {
private Context context;
private Activity activity;
private ArrayList<Contacts> allChannels;
String id,money;
private ArrayList channel_id,channel_tMoney;
public ChannelAdapter(Activity activity,Context context,ArrayList<String> channel_id,ArrayList<String> channel_name,ArrayList<String> channel_ntMoney,ArrayList<String> channel_tMoney) {
this.context = context;
this.activity = activity;
this.channel_id = channel_id;
this.channel_name=channel_name;
this.channel_ntMoney= channel_ntMoney;
this.channel_tMoney= channel_tMoney;
}
public ChannelAdapter(Context context,ArrayList<Contacts> allChannel) {
}
@NonNull
@Override
public MyViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup,int i) {
LayoutInflater inflater = LayoutInflater.from(context);
View view = inflater .inflate(R.layout.channel_list,viewGroup,false);
return new MyViewHolder(view);
}
@Override
public void onBindViewHolder(@NonNull MyViewHolder holder,int i) {
holder.channelName.setText(String.valueOf(channel_name.get(i)));
holder.channelNt.setText(String.valueOf(channel_ntMoney.get(i)));
holder.channelT.setText(String.valueOf(channel_tMoney.get(i)));
id = String.valueOf(channel_id.get(i));
name=String.valueOf(channel_name.get(i));
money = String.valueOf(channel_tMoney.get(i));
}
@Override
public int getItemCount() {
return channel_id.size();
}
public class MyViewHolder extends RecyclerView.ViewHolder {
TextView channelName,channelNt,channelT;
LinearLayout channelLayout;
public MyViewHolder(@NonNull View itemView) {
super(itemView);
channelName = itemView.findViewById(R.id.channelName);
channelNt = itemView.findViewById(R.id.ntMoney);
channelT = itemView.findViewById(R.id.tMoney);
channelLayout = itemView.findViewById(R.id.channelMainLayout);
}
}
}
请有人帮我,我是新手。
解决方法
这是将数据从适配器发送到活动的另一种方法。 请仔细执行以下步骤:
- 使用方法创建接口
public interface InterfaceTax {
public void getTaxMoney(int amount);
}
该方法的参数应包含要发送回活动的数据。
- 在适配器中为该接口创建一个变量,然后将该接口添加到适配器的构造函数中。
private InterfaceTax interfaceT;
public ChannelAdapter(/* other parameters */,InterfaceTax interface) {
interfaceT = interface;
}
- 然后在onBindViewHolder(或您的数据所在的位置)中调用接口的方法并发送数据
@Override
public void onBindViewHolder(@NonNull MyViewHolder holder,int i) {
money = String.valueOf(channel_tMoney.get(i));
interface.getTaxMoney(money);
}
- 然后在您的活动中实现接口并覆盖接收数据的方法
public class UserDetailsActivity extends AppCompatActivity implements InterfaceTax {}
@Override
public void getTaxMonney(int data) {
// receive data here
}
- 在您的AddChannel方法中,替换此行
ChannelAdapter cAdapter = new ChannelAdapter(UserDetailsActivity.this,this,channel_id,channel_name,channel_ntMoney,channel_tMoney);
与此
ChannelAdapter cAdapter = new ChannelAdapter(UserDetailsActivity.this,channel_tMoney,this);
这将自动将数据从适配器发送到活动,您可以通过活动中覆盖的方法接收数据。
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