我有卡片视图，我需要更改其中一些。问题是，当我有多个cardview时，我点击一个，它会更改我拥有的最后一个cardview的数据，而不是我点击的那个
@RequiresApi(api = Build.VERSION_CODES.N)
public class ReagendarAdapter extends BaseAdapter {
private static final String TAG = "vania";
private List<Visita> visitaList;
private Context context;
private Calendar dateTime = Calendar.getInstance();
private String dataAntiga;
private Date novaDataInicio = new Date();
private Date novaDataFinal = new Date();
private ViewHolder holder;
public ReagendarAdapter(List<Visita> visitaList, Context context) {
this.visitaList = visitaList;
this.context = context;
}
@Override
public int getCount() {
return visitaList.size();
}
@Override
public Visita getItem(int position) {
return visitaList.get(position);
}
@Override
public long getItemId(int position) {
return position;
}
class ViewHolder {
@BindView(R.id.txtCliente)
TextView txtCliente;
@BindView(R.id.txtAtividade)
TextView txtAtividade;
@BindView(R.id.txtData)
TextView txtData;
@BindView(R.id.txtDuracao)
TextView txtDuracao;
@BindView(R.id.txtNovaData)
TextView txtNovaData;
@BindView(R.id.llData)
LinearLayout llData;
@BindView(R.id.llMudarDuracao)
LinearLayout llMudarDuracao;
@BindView(R.id.btnReagendr)
Button btnReagendr;
ViewHolder(View view) {
ButterKnife.bind(this, view);
}
}
@SuppressLint({"SimpleDateFormat", "SetTextI18n"})
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View row = convertView;
if (row == null) {
LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
assert inflater != null;
row = inflater.inflate(R.layout.reagendar_row, parent, false);
holder = new ViewHolder(row);
row.setTag(holder);
} else {
holder = (ViewHolder) row.getTag();
}
final Visita visita = visitaList.get(position);
assert visita != null;
Date dataInicio = new Date(visita.getDtinicio() + (3 * 3600 * 1000));
if (visita.getNome() != null)
holder.txtCliente.setText(visita.getNome());
if (visita.getDtinicio() != null) {
dataAntiga = " " + new SimpleDateFormat("dd/MM 'às' HH:mm").format(dataInicio);
holder.txtData.setText(dataAntiga);
}
if (visita.getTipoevento() != null) {
String atividade = getPrefString(visita.getTipoevento().toString(), context);
holder.txtAtividade.setText(atividade);
}
holder.txtDuracao.addTextChangedListener(new TextWatcher() {
@Override
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
if (!dataAntiga.equalsIgnoreCase(String.valueOf(holder.txtData))){
holder.btnReagendr.setBackgroundColor(context.getResources().getColor(R.color.BrightBlue));
holder.btnReagendr.setEnabled(true);
}
}
@Override
public void afterTextChanged(Editable s) {
}
});
holder.llData.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
updateDate();
}
});
holder.llMudarDuracao.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
updateDate();
}
});
holder.btnReagendr.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
visita.setStatusVisita("reagendada");
visita.setDataInicio(novaDataInicio);
visita.setDataFim(novaDataFinal);
updateAtvidade(context, visita);
}
});
return row;
}
private void updateDate() {
new DatePickerDialog(context, R.style.Picker, d, dateTime.get(Calendar.YEAR), dateTime.get(Calendar.MONTH), dateTime.get(Calendar.DAY_OF_MONTH)).show();
}
private void updateTime() {
new TimePickerDialog(context, R.style.Picker, t, dateTime.get(Calendar.HOUR_OF_DAY), dateTime.get(Calendar.MINUTE), true).show();
}
private void updateHour() {
NumberPicker numberPicker = new NumberPicker(context);
numberPicker.setMinValue(0);
numberPicker.setMaxValue(10);
numberPicker.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {
@SuppressLint("SetTextI18n")
@Override
public void onValueChange(NumberPicker picker, int oldVal, int newVal) {
if (newVal != 1)
holder.txtDuracao.setText(" " + newVal + " horas");
else
holder.txtDuracao.setText(" " + newVal + " hora");
holder.txtNovaData.setText("Nova Data: ");
holder.llMudarDuracao.setVisibility(View.VISIBLE);
holder.txtDuracao.setTextColor(ColorStateList.valueOf(context.getResources().getColor(R.color.BrightBlue)));
novaDataFinal = new Date(novaDataInicio.getTime() + ( newVal* 3600 * 1000));
}
});
AlertDialog.Builder builder = new AlertDialog.Builder(context).setView(numberPicker);
builder
.setTitle("Duração")
.setIcon(R.drawable.ic_action_timer)
.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
}
})
.show();
}
private DatePickerDialog.OnDateSetListener d = new DatePickerDialog.OnDateSetListener()
{
@Override
public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
dateTime.set(Calendar.YEAR, year);
dateTime.set(Calendar.MONTH, month);
dateTime.set(Calendar.DAY_OF_MONTH, dayOfMonth);
updateTime();
}
};
private TimePickerDialog.OnTimeSetListener t = new TimePickerDialog.OnTimeSetListener() {
@Override
public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
dateTime.set(Calendar.HOUR_OF_DAY, hourOfDay);
dateTime.set(Calendar.MINUTE, minute);
novaDataInicio = dateTime.getTime();
atualizaString(holder.txtData);
updateHour();
}
};
@SuppressLint("SimpleDateFormat")
private void atualizaString(TextView textView) {
textView.setText(String.format(" %s", new SimpleDateFormat("dd/MM 'às' HH:mm").format(dateTime.getTime())));
textView.setTextColor(ColorStateList.valueOf(context.getResources().getColor(R.color.BrightBlue)));
}
我只能通过在类中创建viewHolder来访问textview，我不知道该怎么办。 当我在getview中创建访问方法时，只有在再次点击后才能同时更新cardviews