根据我正在创建动态布局，我正在接受Json的回应。我可以创建动态复选框和单选按钮但是，我无法从这些动态复选框和单选按钮中获取值。我试图在Button上点击CheckBox的实例，但无法获取值。我获取值的唯一时间是在CheckBoxes上设置checkedchangelistener。如何从CheckBoxes和RadioButtons获取值？
[
{
"QId": 15,
"Questions": "Have you taken any medication?",
"InputType": "cb",
"NoOfInputs": "2",
"QuestionOptions": [
"Yes",
"No"
]
},
{
"QId": 16,
"Questions": "Test Question for a radio button",
"InputType": "rb",
"NoOfInputs": "4",
"QuestionOptions": [
"Yes",
"No",
"May be",
"May not be"
]
}
]public class NextActivity extends AppCompatActivity{
private Button button;
private LinearLayout linear, newcbll;
private Model model;
private LinkedHashMap<String,String> mappy = new LinkedHashMap<>();
private ArrayList<Model> arraylist = new ArrayList<>();
private ArrayList<DynamicModel> dynamolist = new ArrayList<>();
private ArrayList<String> optionlist = new ArrayList<>();
private static int arraycout;
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.mainact);
arraycout = 0;
linear = (LinearLayout)findViewById(R.id.linear);
button = (Button)findViewById(R.id.button);
GetAllQuestion();
model = new Model();
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
System.out.println("sammy_total_count: "+arraycout);
for(int i=0; i<arraycout; i++) {
//Model model = arraylist.get(i);
//DynamicModel dynamo = new DynamicModel();
View nextChild = newcbll.getChildAt(i);
if(nextChild instanceof CheckBox){
CheckBox check = (CheckBox)nextChild;
if(check.isChecked()){
/*optionlist.add(check.getText().toString());
dynamo.setQoptions(optionlist);*/
System.out.println("sammy_Checkbox_values: "+check.getText().toString());
}
}
}
}
});
}
private void GetAllQuestion(){
StringRequest stringRequest = new StringRequest(Request.Method.GET, "My_Url", new Response.Listener<String>() {
@Override
public void onResponse(String response) {
try {
JSONArray jarr = new JSONArray(response);
for (int i = 0; i < jarr.length(); i++) {
JSONObject ja = jarr.getJSONObject(i);
String QId = ja.getString("QId");
String Questions = ja.getString("Questions");
String InputType = ja.getString("InputType");
String NoOfInputs = ja.getString("NoOfInputs");
JSONArray Qoption = ja.getJSONArray("QuestionOptions");
if(Qoption != null && Qoption.length() > 0 ){
for(int j=0; j<Qoption.length(); j++){
mappy.put(String.valueOf(j), Qoption.getString(j));
}
}
model = new Model();
model.setQId(QId);
model.setQuestions(Questions);
model.setInputType(InputType);
model.setNoOfInputs(NoOfInputs);
model.setMamppy(mappy);
arraycout=jarr.length();
arraylist.add(model);
if(InputType.equals("cb")){
Set<?> set = mappy.entrySet();
Iterator<?> iterator = set.iterator();
while (iterator.hasNext()) {
Map.Entry me = (Map.Entry) iterator.next();
/*System.out.print(me.getKey() + ": ");
System.out.println(me.getValue());*/
newcbll = new LinearLayout(NextActivity.this);
LinearLayout.LayoutParams lparams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
newcbll.setLayoutParams(lparams);
CheckBox checkBox = new CheckBox(NextActivity.this);
LinearLayout.LayoutParams checkparams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
checkBox.setLayoutParams(checkparams);
checkBox.setId(Integer.parseInt(me.getKey().toString()));
checkBox.setText(me.getValue().toString());
checkBox.setOnCheckedChangeListener(handleCheck(checkBox));
newcbll.addView(checkBox);
linear.addView(newcbll);
}
}
}
} catch (JSONException e) {
e.printStackTrace();
}
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
}
});
RequestQueue requestQueue = Volley.newRequestQueue(NextActivity.this);
requestQueue.add(stringRequest);
}
private CompoundButton.OnCheckedChangeListener handleCheck (final CheckBox chk){
return new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if(isChecked){
System.out.println("sammy_cblistener "+buttonView.getText());
}
}
};
}
}