我正在使用quickblox开发一个消息传递应用程序,这是数据库中所有用户都显示的活动,当用户数量超过10时,只有10个用户显示。任何帮助都将非常感谢!!必须添加更多细节,但这应该足以解释问题
ListUsers类
import android.app.ProgressDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.util.SparseBooleanArray;
import android.view.View;
import android.widget.Button;
import android.widget.ListView;
import android.widget.Toast;
import com.liftersheaven.messaging.Adapter.ListUsersAdapter;
import com.liftersheaven.messaging.Common.Common;
import com.liftersheaven.messaging.Holder.QBUsersHolder;
import com.quickblox.chat.QBChatService;
import com.quickblox.chat.QBRestChatService;
import com.quickblox.chat.QBSystemMessagesManager;
import com.quickblox.chat.model.QBChatDialog;
import com.quickblox.chat.model.QBChatMessage;
import com.quickblox.chat.model.QBDialogType;
import com.quickblox.chat.request.QBDialogRequestBuilder;
import com.quickblox.chat.utils.DialogUtils;
import com.quickblox.core.QBEntityCallback;
import com.quickblox.core.exception.QBResponseException;
import com.quickblox.users.QBUsers;
import com.quickblox.users.model.QBUser;
import org.jivesoftware.smack.SmackException;
import java.util.ArrayList;
import java.util.List;
public class ListUsers extends AppCompatActivity {
ListView lstUsers;
Button btnCreate;
String mode="";
QBChatDialog qbChatDialog;
List<QBUser> userAdd=new ArrayList<>();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_list_users);
Toolbar toolbar = (Toolbar)findViewById(R.id.chatusers_toolbar);
toolbar.setTitle("Users");
setSupportActionBar(toolbar);
mode = getIntent().getStringExtra(Common.UPDATE_MODE);
qbChatDialog=(QBChatDialog)getIntent().getSerializableExtra(Common.UPDATE_DIALOG_EXTRA);
lstUsers = (ListView)findViewById(R.id.lstUsers);
lstUsers.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
btnCreate = (Button)findViewById(R.id.btn_create_chat);
btnCreate.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (mode == null) {
int countChoice = lstUsers.getCount();
if (lstUsers.getCheckedItemPositions().size() == 1)
createPrivateChat(lstUsers.getCheckedItemPositions());
else if (lstUsers.getCheckedItemPositions().size() > 1)
createGroupChat(lstUsers.getCheckedItemPositions());
else
Toast.makeText(ListUsers.this, "Select a friend to chat with", Toast.LENGTH_SHORT).show();
} else if (mode.equals(Common.UPDATE_ADD_MODE) && qbChatDialog != null) {
if (userAdd.size() > 0) {
QBDialogRequestBuilder requestBuilder = new QBDialogRequestBuilder();
int cntChoice = lstUsers.getCount();
SparseBooleanArray checkItemPositions = lstUsers.getCheckedItemPositions();
for (int i = 0; i < cntChoice; i++) {
if (checkItemPositions.get(i)) {
QBUser user = (QBUser) lstUsers.getItemAtPosition(i);
requestBuilder.addUsers(user);
}
}
QBRestChatService.updateGroupChatDialog(qbChatDialog, requestBuilder)
.performAsync(new QBEntityCallback<QBChatDialog>() {
@Override
public void onSuccess(QBChatDialog qbChatDialog, Bundle bundle) {
Toast.makeText(getBaseContext(), "Add user success", Toast.LENGTH_SHORT).show();
finish();
}
@Override
public void onError(QBResponseException e) {
}
});
}
} else if (mode.equals(Common.UPDATE_REMOVE_MODE) && qbChatDialog != null) {
if (userAdd.size() > 0) {
QBDialogRequestBuilder requestBuilder = new QBDialogRequestBuilder();
int cntChoice = lstUsers.getCount();
SparseBooleanArray checkItemPositions = lstUsers.getCheckedItemPositions();
for (int i = 0; i < cntChoice; i++) {
if (checkItemPositions.get(i)) {
QBUser user = (QBUser) lstUsers.getItemAtPosition(i);
requestBuilder.removeUsers(user);
}
}
QBRestChatService.updateGroupChatDialog(qbChatDialog, requestBuilder)
.performAsync(new QBEntityCallback<QBChatDialog>() {
@Override
public void onSuccess(QBChatDialog qbChatDialog, Bundle bundle) {
Toast.makeText(getBaseContext(), "Remove user success", Toast.LENGTH_SHORT).show();
finish();
}
@Override
public void onError(QBResponseException e) {
}
});
}
}
}
});
if (mode == null && qbChatDialog == null)
retrieveAllUser();
else{
if (mode.equals(Common.UPDATE_ADD_MODE))
loadListAvailableUser();
else if (mode.equals(Common.UPDATE_REMOVE_MODE))
loadListUserInGroup();
}
}
private void loadListUserInGroup() {
btnCreate.setText("Remove User");
QBRestChatService.getChatDialogById(qbChatDialog.getDialogId())
.performAsync(new QBEntityCallback<QBChatDialog>() {
@Override
public void onSuccess(QBChatDialog qbChatDialog, Bundle bundle) {
List<Integer> occupantsId = qbChatDialog.getOccupants();
List<QBUser> listUserAlreadyInGroup = QBUsersHolder.getInstance().getUsersByIds(occupantsId);
ArrayList<QBUser> users = new ArrayList<QBUser>();
users.addAll(listUserAlreadyInGroup);
ListUsersAdapter adapter = new ListUsersAdapter(getBaseContext(),users);
lstUsers.setAdapter(adapter);
adapter.notifyDataSetChanged();
userAdd = users;
}
@Override
public void onError(QBResponseException e) {
Toast.makeText(ListUsers.this, ""+e.getMessage(), Toast.LENGTH_SHORT).show();
}
});
}
private void loadListAvailableUser() {
btnCreate.setText("Add User");
QBRestChatService.getChatDialogById(qbChatDialog.getDialogId())
.performAsync(new QBEntityCallback<QBChatDialog>() {
@Override
public void onSuccess(QBChatDialog qbChatDialog, Bundle bundle) {
ArrayList<QBUser> listUsers = QBUsersHolder.getInstance().getAllUsers();
List<Integer> occupantsId = qbChatDialog.getOccupants();
List<QBUser>listUserAlreadyInChatGroup = QBUsersHolder.getInstance().getUsersByIds(occupantsId);
for (QBUser user:listUserAlreadyInChatGroup)
listUsers.remove(user);
if (listUsers.size() > 0){
ListUsersAdapter adapter = new ListUsersAdapter(getBaseContext(),listUsers);
lstUsers.setAdapter(adapter);
adapter.notifyDataSetChanged();
userAdd = listUsers;
}
}
@Override
public void onError(QBResponseException e) {
Toast.makeText(ListUsers.this, ""+e.getMessage(), Toast.LENGTH_SHORT).show();
}
});
}
private void createGroupChat(SparseBooleanArray checkedItemPositions) {
final ProgressDialog mDialog = new ProgressDialog(ListUsers.this);
mDialog.setMessage("Waiting...");
mDialog.setCanceledOnTouchOutside(false);
mDialog.show();
int countChoice = lstUsers.getCount();
ArrayList<Integer> occupantIdsList = new ArrayList<>();
for (int i =0;i<countChoice;i++){
if (checkedItemPositions.get(i)){
QBUser user = (QBUser)lstUsers.getItemAtPosition(i);
occupantIdsList.add(user.getId());
}
}
QBChatDialog dialog = new QBChatDialog();
dialog.setName(Common.createChatDialogName(occupantIdsList));
dialog.setType(QBDialogType.GROUP);
dialog.setOccupantsIds(occupantIdsList);
QBRestChatService.createChatDialog(dialog).performAsync(new QBEntityCallback<QBChatDialog>() {
@Override
public void onSuccess(QBChatDialog qbChatDialog, Bundle bundle) {
mDialog.dismiss();
Toast.makeText(getBaseContext(), "Chat dialog successfully created", Toast.LENGTH_SHORT).show();
finish();
QBSystemMessagesManager qbSystemMessagesManager = QBChatService.getInstance().getSystemMessagesManager();
QBChatMessage qbChatMessage = new QBChatMessage();
qbChatMessage.setBody(qbChatDialog.getDialogId());
for (int i=0;i<qbChatDialog.getOccupants().size();i++) {
qbChatMessage.setRecipientId(qbChatDialog.getOccupants().get(i));
try {
qbSystemMessagesManager.sendSystemMessage(qbChatMessage);
} catch (SmackException.NotConnectedException e) {
e.printStackTrace();
}
}
finish();
}
@Override
public void onError(QBResponseException e) {
Log.e("ERROR",e.getMessage());
}
});
}
private void createPrivateChat(SparseBooleanArray checkedItemPositions) {
final ProgressDialog mDialog = new ProgressDialog(ListUsers.this);
mDialog.setMessage("Waiting...");
mDialog.setCanceledOnTouchOutside(false);
mDialog.show();
int countChoice = lstUsers.getCount();
for(int i=0;i<countChoice;i++){
if (checkedItemPositions.get(i)){
final QBUser user = (QBUser)lstUsers.getItemAtPosition(i);
QBChatDialog dialog = DialogUtils.buildPrivateDialog(user.getId());
QBRestChatService.createChatDialog(dialog).performAsync(new QBEntityCallback<QBChatDialog>() {
@Override
public void onSuccess(QBChatDialog qbChatDialog, Bundle bundle) {
mDialog.dismiss();
Toast.makeText(getBaseContext(), "Private chat dialog successfully created", Toast.LENGTH_SHORT).show();
finish();
QBSystemMessagesManager qbSystemMessagesManager = QBChatService.getInstance().getSystemMessagesManager();
QBChatMessage qbChatMessage = new QBChatMessage();
qbChatMessage.setRecipientId(user.getId());
qbChatMessage.setBody(qbChatDialog.getDialogId());
try {
qbSystemMessagesManager.sendSystemMessage(qbChatMessage);
} catch (SmackException.NotConnectedException e) {
e.printStackTrace();
}
finish();
}
@Override
public void onError(QBResponseException e) {
Log.e("ERROR",e.getMessage());
}
});
}
}
}
private void retrieveAllUser() {
QBUsers.getUsers(null).performAsync(new QBEntityCallback<ArrayList<QBUser>>() {
@Override
public void onSuccess(ArrayList<QBUser> qbUsers, Bundle bundle) {
QBUsersHolder.getInstance().putUsers(qbUsers);
ArrayList<QBUser> qbUserWithoutCurrent = new ArrayList<QBUser>();
for (QBUser user : qbUsers){
if (!user.getLogin().equals(QBChatService.getInstance().getUser().getLogin()))
qbUserWithoutCurrent.add(user);
}
ListUsersAdapter adapter = new ListUsersAdapter(getBaseContext(),qbUserWithoutCurrent);
lstUsers.setAdapter(adapter);
adapter.notifyDataSetChanged();
}
@Override
public void onError(QBResponseException e) {
Log.e("ERROR", e.getMessage());
}
});
}
}
ListUsersAdapter类
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;
import com.quickblox.users.model.QBUser;
import java.util.ArrayList;
public class ListUsersAdapter extends BaseAdapter {
private Context context;
private ArrayList<QBUser> qbUserArrayList;
public ListUsersAdapter(Context context, ArrayList<QBUser> qbUserArrayList){
this.context = context;
this.qbUserArrayList = qbUserArrayList;
}
@Override
public int getCount() {
return qbUserArrayList.size();
}
@Override
public Object getItem(int position) {
return qbUserArrayList.get(position);
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View view = convertView;
if(convertView == null){
LayoutInflater inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
view = inflater.inflate(android.R.layout.simple_list_item_multiple_choice,null);
TextView textView = (TextView)view.findViewById(android.R.id.text1);
textView.setText(qbUserArrayList.get(position).getLogin());
}
return view;
}
}
QBUserHolder Class
import android.util.SparseArray;
import com.quickblox.users.model.QBUser;
import java.util.ArrayList;
import java.util.List;
public class QBUsersHolder {
private static QBUsersHolder instance;
private SparseArray<QBUser> qbUserSparseArray;
public static synchronized QBUsersHolder getInstance(){
if (instance == null)
instance = new QBUsersHolder();
return instance;
}
private QBUsersHolder(){
qbUserSparseArray = new SparseArray<>();
}
public void putUsers(List<QBUser> users){
for (QBUser user:users)
putUser(user);
}
public void putUser(QBUser user) {
qbUserSparseArray.put(user.getId(),user);
}
public QBUser getUserById(int id){
return qbUserSparseArray.get(id);}
public List<QBUser> getUsersByIds(List<Integer> ids){
List<QBUser> qbUser = new ArrayList<>();
for(Integer id:ids) {
QBUser user = getUserById(id);
if (user != null)
qbUser.add(user);
}
return qbUser;
}
public ArrayList<QBUser> getAllUsers() {
ArrayList<QBUser> result = new ArrayList<>();
for (int i=0;i<qbUserSparseArray.size();i++)
result.add(qbUserSparseArray.valueAt(i));
return result;
}
}
答案 0 :(得分:0)
默认情况下,每页只能检索10个用户。您应该更改检索用户的JSON请求