package com.itse.htsurvey;

import com.google.gson.Gson;

import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.AdapterView.OnItemSelectedListener;

public class Question2Page2Activity extends Activity {
	
	private static final Integer nextRequestCode = 10000;
	private String user_type;
	private QuestionnaireDataSet qDataSet;
	private ProgressDialog ProcessingDialog;
	
	/** Called when the activity is first created. */
	@Override
	public void onCreate(Bundle savedInstanceState) {
	    super.onCreate(savedInstanceState);
	    setContentView(R.layout.section2_page2);
	    
	    //retrieve reference to object of class
	    Intent i = getIntent();
	    qDataSet = (QuestionnaireDataSet) i.getSerializableExtra("qDataSet");
	    
	    setupQ2_7();
	    setupQ2_8();
	    setupQ2_9();
	    setupQ2_10();
	    setupQ2_11();
	    setupQ2_11_1();
	    
	    //disable auto focus on scroll in scrollview
	    ScrollView sv = (ScrollView) findViewById(R.id.scrollView);
	    ScrollViewFocus svf = new ScrollViewFocus(sv);
	    svf.noScroll();
	    //scroll view back to top
	    svf.scrollToTop();
	    
	    //restore user_type setting
        SharedPreferences settings = getSharedPreferences("user_type", MODE_PRIVATE);
        user_type = settings.getString("user_type", null);        
	}
	
	//------------------------------------------------------------------------------------------------------
	//repopulate fields with saved data
	//------------------------------------------------------------------------------------------------------		
	protected void onStart() {
		super.onStart();
		populateFields();
	}		
	
	//------------------------------------------------------------------------------------------------------
	//show menu
	//------------------------------------------------------------------------------------------------------
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater inflater = getMenuInflater();
        if (user_type.equals("interviewer"))
        	inflater.inflate(R.menu.menu, menu);
        else
        	inflater.inflate(R.menu.menu_supervisor, menu);
        return true;
    }
    
    //------------------------------------------------------------------------------------------------------
  	//handle menu item selection
  	//------------------------------------------------------------------------------------------------------
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
    	
    	actionBarActivities abAct = new actionBarActivities(this, this);
    	Gson gson = new Gson();
    	String JSONstring;
    	ProgressDialog ProcessingDialog = null;
    	
    	switch (item.getItemId()) {
			case R.id.menu_sign_off:
				abAct.confirmSignOff(qDataSet.getqID());
				return true;
	        case R.id.menu_save:  
	        	//save entered data
	    		saveEnteredData();	    		
	    		JSONstring = gson.toJson(qDataSet);
	        	abAct.saveQuestionnaire(JSONstring, qDataSet.getqID());
	            return true;
	        case R.id.menu_submit:      
	        	saveEnteredData();
	        	if (qDataSet.getQ6_3_3_2() != null) {
	        		if (qDataSet.getPeopleNum() > 0 && qDataSet.getPeopleNum() == Integer.parseInt(qDataSet.getQ1_2())) {	        		
		        		JSONstring = gson.toJson(qDataSet);
		        		Log.d("Gson", "JSON String: "+JSONstring);
		        		QuestionnaireUpload qu = new QuestionnaireUpload(this, this);
		        		qu.upload(JSONstring, ProcessingDialog, getString(R.string.sendQuestionnairePHPurl));
	        		}
	        		else
	        			Toast.makeText(this, "First complete the questionnaire for all household members.", Toast.LENGTH_SHORT).show();
	        	}
	        	else
	        		Toast.makeText(this, "First complete the questionnaire before submitting it.", Toast.LENGTH_SHORT).show();
	            return true;
	        case R.id.menu_close:    
	        	abAct.confirmClose(qDataSet);
	            return true;
	        case R.id.menu_exit:    
	        	abAct.confirmExit(qDataSet);
	            return true;
	        default:
	        	return super.onOptionsItemSelected(item);
    	}   		
        
    }			
	
	//-------------------------------------------------------------------------------------------------------
	//setup spinners for question 2.7
	//-------------------------------------------------------------------------------------------------------
	private void setupQ2_7() {
		
		//add custom view to layout for every person
		LinearLayout insertPoint = (LinearLayout) findViewById(R.id.ll2_7);		
		
		for (int i = 0; i < qDataSet.getPeopleNum(); i++) {
			
			//inflate custom1 view
			View v =  getLayoutInflater().inflate(R.layout.custom1, insertPoint, false);
						
			//add name and surname to textview
			TextView tvName = (TextView) v.findViewById(R.id.textView1);
			tvName.setText(qDataSet.getPerson(i).getFirstName() + " " + qDataSet.getPerson(i).getSurname());
			
			//add details to spinner
			NoDefaultSpinner s1 = (NoDefaultSpinner) v.findViewById(R.id.spinner1);
			s1.setPrompt(getString(R.string.question2_7_spinnerTitle));
			s1.setId(i);			
			//set spinner width
			LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) s1.getLayoutParams();
			lp.width = 150;
			s1.setLayoutParams(lp);			
			ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.question2_7_spinner, android.R.layout.simple_spinner_item);
			adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
			s1.setAdapter(adapter);
			//add click listener to spinner
			final LinearLayout ll2_8 = (LinearLayout) findViewById(R.id.ll2_8);
			final LinearLayout ll2_9 = (LinearLayout) findViewById(R.id.ll2_9);
			s1.setOnItemSelectedListener(new OnItemSelectedListener() {
				public void onItemSelected(AdapterView<?> parentView, View selectedItemView, int position, long id) {					
					if (position == (parentView.getCount()-1)) {
						ll2_8.getChildAt(parentView.getId()).setVisibility(View.VISIBLE);
						//add enable events for next question
						ll2_8.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(parentView.getId()).setEnabled(true);	
						ll2_8.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(parentView.getId() + 100).setEnabled(true);	
						ll2_8.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(parentView.getId() + 200).setEnabled(true);	
						ll2_8.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(parentView.getId() + 300).setEnabled(true);	
						ll2_8.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr3).findViewById(parentView.getId() + 400).setEnabled(true);	
						ll2_8.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr3).findViewById(parentView.getId() + 500).setEnabled(true);	
						ll2_8.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr4).findViewById(parentView.getId() + 600).setEnabled(true);	
						ll2_8.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr4).findViewById(parentView.getId() + 700).setEnabled(true);	
					}
					else {
						ll2_8.getChildAt(parentView.getId()).setVisibility(View.GONE);
						//add enable events for next question
						ll2_9.getChildAt(parentView.getId()).findViewById(parentView.getId()).setEnabled(true);
					}
					
					
				}
				public void onNothingSelected(AdapterView<?> arg0) {
					// TODO Auto-generated method stub					
				}				
			});
			
			//add inflated view to linear layout
			insertPoint.addView(v);				
			
		}		
	}
	
	//-------------------------------------------------------------------------------------------------------
	//setup spinners for question 2.8
	//-------------------------------------------------------------------------------------------------------
	private void setupQ2_8() {
		
		//add custom view to layout for every person
		LinearLayout insertPoint = (LinearLayout) findViewById(R.id.ll2_8);
		
		for (int i = 0; i < qDataSet.getPeopleNum(); i++) {
			
			//inflate custom1 view
			View v =  getLayoutInflater().inflate(R.layout.custom13, insertPoint, false);
			
			//add name and surname to textview			
			TextView tvName = (TextView) v.findViewById(R.id.textView1);
			tvName.setText(qDataSet.getPerson(i).getFirstName() + " " + qDataSet.getPerson(i).getSurname());
			
			//add details to check boxes
			CheckBox cb1 = (CheckBox) v.findViewById(R.id.checkBox1);
			CheckBox cb2 = (CheckBox) v.findViewById(R.id.checkBox2);
			CheckBox cb3 = (CheckBox) v.findViewById(R.id.checkBox3);
			CheckBox cb4 = (CheckBox) v.findViewById(R.id.checkBox4);
			CheckBox cb5 = (CheckBox) v.findViewById(R.id.checkBox5);
			CheckBox cb6 = (CheckBox) v.findViewById(R.id.checkBox6);
			CheckBox cb7 = (CheckBox) v.findViewById(R.id.checkBox7);
			CheckBox cb8 = (CheckBox) v.findViewById(R.id.checkBox8);
			
			cb1.setId(i);
			cb2.setId(i + 100);
			cb3.setId(i + 200);
			cb4.setId(i + 300);
			cb5.setId(i + 400);
			cb6.setId(i + 500);
			cb7.setId(i + 600);
			cb8.setId(i + 700);
			
			//add id to edittext
			final EditText et1 = (EditText) v.findViewById(R.id.editText1);
			et1.setId(i + 800);
			
			//add click listener to check boxes
			final LinearLayout ll2_9 = (LinearLayout) findViewById(R.id.ll2_9);			
			OnCheckedChangeListener cbListener = new OnCheckedChangeListener() {				
				public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
					//add enable events for next question
					CheckBox cb = (CheckBox) buttonView;
					ll2_9.getChildAt(cb.getId() % 100).findViewById(cb.getId() % 100).setEnabled(true);
				}
			};
			cb1.setOnCheckedChangeListener(cbListener);
			cb2.setOnCheckedChangeListener(cbListener);
			cb3.setOnCheckedChangeListener(cbListener);
			cb4.setOnCheckedChangeListener(cbListener);
			cb5.setOnCheckedChangeListener(cbListener);
			cb6.setOnCheckedChangeListener(cbListener);
			cb7.setOnCheckedChangeListener(cbListener);
			//click listener for Other
			cb8.setOnCheckedChangeListener(new OnCheckedChangeListener() {				
				public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
					//make visible specify other edittext
					CheckBox cb = (CheckBox) buttonView;
					if (isChecked)
						et1.setVisibility(View.VISIBLE);
					else {
						et1.setVisibility(View.GONE);
						et1.setText("");
					}				
					//add enable events for next question					
					ll2_9.getChildAt(cb.getId() % 100).findViewById(cb.getId() % 100).setEnabled(true);					
				}
			});			
			
			//add inflated view to linear layout
			v.setVisibility(View.GONE);
			insertPoint.addView(v);
			
			//disable views
			cb1.setEnabled(false);
			cb2.setEnabled(false);
			cb3.setEnabled(false);
			cb4.setEnabled(false);
			cb5.setEnabled(false);
			cb6.setEnabled(false);
			cb7.setEnabled(false);
			cb8.setEnabled(false);
		}		
	}
	
	//-------------------------------------------------------------------------------------------------------
	//setup spinners for question 2.9
	//-------------------------------------------------------------------------------------------------------
	private void setupQ2_9() {
		
		//add custom view to layout for every person
		LinearLayout insertPoint = (LinearLayout) findViewById(R.id.ll2_9);
		
		for (int i = 0; i < qDataSet.getPeopleNum(); i++) {
			
			//inflate custom1 view
			View v =  getLayoutInflater().inflate(R.layout.custom2, insertPoint, false);
			
			//add name and surname to textview			
			TextView tvName = (TextView) v.findViewById(R.id.textView1);
			tvName.setText(qDataSet.getPerson(i).getFirstName() + " " + qDataSet.getPerson(i).getSurname());
			
			//add details to spinner
			NoDefaultSpinner s1 = (NoDefaultSpinner) v.findViewById(R.id.spinner1);
			s1.setPrompt(getString(R.string.question2_9_spinnerTitle));
			s1.setId(i);
			ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.question2_9_spinner, android.R.layout.simple_spinner_item);
			adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
			s1.setAdapter(adapter);
			//add id to edittext
			final EditText et1 = (EditText) v.findViewById(R.id.editText1);
			et1.setId(i + 100);
			//add click listener to spinner			
			final LinearLayout ll2_10 = (LinearLayout) findViewById(R.id.ll2_10);
			s1.setOnItemSelectedListener(new OnItemSelectedListener() {
				public void onItemSelected(AdapterView<?> parentView, View selectedItemView, int position, long id) {					
					if ((position == (parentView.getCount()-1)) || (position == (parentView.getCount()-2)))
						et1.setVisibility(View.VISIBLE);
					else {
						et1.setVisibility(View.INVISIBLE);
						et1.setText("");
					}
					//add enable events for next question
					ll2_10.getChildAt(parentView.getId()).findViewById(parentView.getId()).setEnabled(true);
				}
				public void onNothingSelected(AdapterView<?> arg0) {
					// TODO Auto-generated method stub					
				}				
			});
			
			//add inflated view to linear layout
			insertPoint.addView(v);
			
			//disable views
			s1.setEnabled(false);
		}		
	}
	
	//-------------------------------------------------------------------------------------------------------
	//setup spinners for question 2.10
	//-------------------------------------------------------------------------------------------------------
	private void setupQ2_10() {
		
		//add custom view to layout for every person
		LinearLayout insertPoint = (LinearLayout) findViewById(R.id.ll2_10);
		
		for (int i = 0; i < qDataSet.getPeopleNum(); i++) {
			
			//inflate custom1 view
			View v =  getLayoutInflater().inflate(R.layout.custom2, insertPoint, false);
			
			//add name and surname to textview			
			TextView tvName = (TextView) v.findViewById(R.id.textView1);
			tvName.setText(qDataSet.getPerson(i).getFirstName() + " " + qDataSet.getPerson(i).getSurname());
			
			//add details to spinner
			NoDefaultSpinner s1 = (NoDefaultSpinner) v.findViewById(R.id.spinner1);
			s1.setPrompt(getString(R.string.question2_10_spinnerTitle));
			s1.setId(i);
			ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.question2_10_spinner, android.R.layout.simple_spinner_item);
			adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
			s1.setAdapter(adapter);
			//add id to edittext
			final EditText et1 = (EditText) v.findViewById(R.id.editText1);
			et1.setId(i + 100);
			//add click listener to spinner			
			final LinearLayout ll2_11 = (LinearLayout) findViewById(R.id.ll2_11);
			s1.setOnItemSelectedListener(new OnItemSelectedListener() {
				public void onItemSelected(AdapterView<?> parentView, View selectedItemView, int position, long id) {					
					if (position == (parentView.getCount()-1))
						et1.setVisibility(View.VISIBLE);
					else {
						et1.setVisibility(View.INVISIBLE);
						et1.setText("");
					}
					//add enable events for next question
					ll2_11.getChildAt(parentView.getId()).findViewById(parentView.getId()).setEnabled(true);
				}
				public void onNothingSelected(AdapterView<?> arg0) {
					// TODO Auto-generated method stub					
				}				
			});
			
			//add inflated view to linear layout
			insertPoint.addView(v);
			
			//disable views
			s1.setEnabled(false);
		}		
	}
	
	//-------------------------------------------------------------------------------------------------------
	//setup spinners for question 2.11
	//-------------------------------------------------------------------------------------------------------
	private void setupQ2_11() {
		
		//add custom view to layout for every person
		LinearLayout insertPoint = (LinearLayout) findViewById(R.id.ll2_11);
		
		for (int i = 0; i < qDataSet.getPeopleNum(); i++) {
			
			//inflate custom1 view
			View v =  getLayoutInflater().inflate(R.layout.custom1, insertPoint, false);
			
			//add name and surname to textview
			TextView tvName = (TextView) v.findViewById(R.id.textView1);
			tvName.setText(qDataSet.getPerson(i).getFirstName() + " " + qDataSet.getPerson(i).getSurname());
			
			//add details to spinner
			NoDefaultSpinner s1 = (NoDefaultSpinner) v.findViewById(R.id.spinner1);
			s1.setPrompt(getString(R.string.question2_11_spinnerTitle));
			s1.setId(i);			
			//set spinner width
			LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) s1.getLayoutParams();
			lp.width = 150;
			s1.setLayoutParams(lp);	
			ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.question2_11_spinner, android.R.layout.simple_spinner_item);
			adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
			s1.setAdapter(adapter);
			//add click listener to spinner
			final LinearLayout ll2_11_1 = (LinearLayout) findViewById(R.id.ll2_11_1);
			s1.setOnItemSelectedListener(new OnItemSelectedListener() {
				public void onItemSelected(AdapterView<?> parentView, View selectedItemView, int position, long id) {					
					if (position == (parentView.getCount()-1)) {
						ll2_11_1.getChildAt(parentView.getId()).setVisibility(View.VISIBLE);
						//add enable events for next question
						ll2_11_1.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(parentView.getId()).setEnabled(true);	
						ll2_11_1.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(parentView.getId() + 100).setEnabled(true);	
						ll2_11_1.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(parentView.getId() + 200).setEnabled(true);	
						ll2_11_1.getChildAt(parentView.getId()).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(parentView.getId() + 300).setEnabled(true);	
					}
					else
						ll2_11_1.getChildAt(parentView.getId()).setVisibility(View.GONE);					
				}
				public void onNothingSelected(AdapterView<?> arg0) {
					// TODO Auto-generated method stub					
				}				
			});
			
			//add inflated view to linear layout
			if (Integer.parseInt(qDataSet.getPerson(i).getAge()) < 18)
				v.setVisibility(View.GONE);
			insertPoint.addView(v);
			
			//disable views
			s1.setEnabled(false);
		}		
	}
	
	//-------------------------------------------------------------------------------------------------------
	//setup spinners for question 2.11.1
	//-------------------------------------------------------------------------------------------------------
	private void setupQ2_11_1() {
		
		//add custom view to layout for every person
		LinearLayout insertPoint = (LinearLayout) findViewById(R.id.ll2_11_1);
		
		for (int i = 0; i < qDataSet.getPeopleNum(); i++) {
			
			//inflate custom1 view
			View v =  getLayoutInflater().inflate(R.layout.custom14, insertPoint, false);
			
			//add name and surname to textview			
			TextView tvName = (TextView) v.findViewById(R.id.textView1);
			tvName.setText(qDataSet.getPerson(i).getFirstName() + " " + qDataSet.getPerson(i).getSurname());
			
			//add details to check boxes
			CheckBox cb1 = (CheckBox) v.findViewById(R.id.checkBox1);
			CheckBox cb2 = (CheckBox) v.findViewById(R.id.checkBox2);
			CheckBox cb3 = (CheckBox) v.findViewById(R.id.checkBox3);
			CheckBox cb4 = (CheckBox) v.findViewById(R.id.checkBox4);
			
			cb1.setId(i);
			cb2.setId(i + 100);
			cb3.setId(i + 200);
			cb4.setId(i + 300);
			
			//add id to edittext
			final EditText et1 = (EditText) v.findViewById(R.id.editText1);
			et1.setId(i + 400);
			
			//click listener for Other
			cb4.setOnCheckedChangeListener(new OnCheckedChangeListener() {				
				public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
					//make visible specify other edittext
					CheckBox cb = (CheckBox) buttonView;
					if (isChecked)
						et1.setVisibility(View.VISIBLE);
					else {
						et1.setVisibility(View.GONE);
						et1.setText("");
					}		
				}
			});			
			
			//add inflated view to linear layout
			v.setVisibility(View.GONE);
			insertPoint.addView(v);
			
			//disable views
			cb1.setEnabled(false);
			cb2.setEnabled(false);
			cb3.setEnabled(false);
			cb4.setEnabled(false);
		}		
	}
	
	//------------------------------------------------------------------------------------------------------
	//open next activity when next step button clicked
	//------------------------------------------------------------------------------------------------------
	public void nextStep(View v) {	
		
		if (dataComplete()) {
			//save entered data
			saveEnteredData();		
						
			//launch next activity 
			Intent questionIntent = new Intent(Question2Page2Activity.this, Question3Page1Activity.class);
			questionIntent.putExtra("qDataSet", qDataSet);
			startActivityForResult(questionIntent, nextRequestCode);
		}
		else
			Toast.makeText(Question2Page2Activity.this, "First complete all questions on this page.", Toast.LENGTH_SHORT).show();
		
	}	
	
	//------------------------------------------------------------------------------------------------------
	//check that all data is filled in
	//------------------------------------------------------------------------------------------------------
	private boolean dataComplete() {
		
		RelativeLayout rl = (RelativeLayout) findViewById(R.id.mainRelativeLayout);
		boolean valid = true;
		
		for (int i = 0; i < rl.getChildCount(); i++) {
			View v1 = rl.getChildAt(i);
	        Class c1 = v1.getClass();
	        
	        if (c1 == LinearLayout.class) {
	        	LinearLayout ll = (LinearLayout) v1;
	        	for (int j = 0; j < ll.getChildCount(); j++) {	        		
	        		LinearLayout llInner = (LinearLayout) ll.getChildAt(j);
	        		
	        		for (int k = 0; k < llInner.getChildCount(); k++) {
	        			View v2 = llInner.getChildAt(k);
	        			Class c2 = v2.getClass();
	        			
	        			//check if spinner is visible and item selected
	        			if (c2 == NoDefaultSpinner.class) {
	        				NoDefaultSpinner s1 = (NoDefaultSpinner) v2;
	        				
	        				if (llInner.getVisibility() == View.VISIBLE && s1.getSelectedItem() == null)
	        					valid = false;
	        			}
	        			//check if edittext from other is filled in	        			
	        			else if (c2 == EditText.class) {
	        				EditText et1 = (EditText) v2;
	        				
	        				if (et1.getVisibility() == View.VISIBLE && et1.length() == 0)
	        					valid = false;
	        			}
	        		}
	        		
	        	}
	        }
		}
		return valid;
		
	}
	
	//------------------------------------------------------------------------------------------------------
	//save entered data to object of persondataset class
	//------------------------------------------------------------------------------------------------------
	private void saveEnteredData() {
		
		for (int i = 0; i < qDataSet.getPeopleNum(); i++) {
			
			//question 2.7
			LinearLayout ll2_7 = (LinearLayout) findViewById(R.id.ll2_7);
			NoDefaultSpinner s2_7 = (NoDefaultSpinner) ll2_7.getChildAt(i).findViewById(i);
			String selected2_7 = s2_7.getSelectedItem() != null ? s2_7.getSelectedItem().toString() : "";
			qDataSet.getPerson(i).setQ2_7(selected2_7);
			
			//question 2.8
			LinearLayout ll2_8 = (LinearLayout) findViewById(R.id.ll2_8);
			CheckBox cb1 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(i);
			CheckBox cb2 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(i + 100);
			CheckBox cb3 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(i + 200);
			CheckBox cb4 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(i + 300);
			CheckBox cb5 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr3).findViewById(i + 400);
			CheckBox cb6 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr3).findViewById(i + 500);
			CheckBox cb7 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr4).findViewById(i + 600);
			CheckBox cb8 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr4).findViewById(i + 700);			
			EditText et2_8 = (EditText) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr5).findViewById(i + 800);
			//add disability
			if (selected2_7.equals("Yes")) {
				//add other disability
				qDataSet.getPerson(i).setQ2_8_1(cb1.isChecked());
				qDataSet.getPerson(i).setQ2_8_2(cb2.isChecked());
				qDataSet.getPerson(i).setQ2_8_3(cb3.isChecked());
				qDataSet.getPerson(i).setQ2_8_4(cb4.isChecked());
				qDataSet.getPerson(i).setQ2_8_5(cb5.isChecked());
				qDataSet.getPerson(i).setQ2_8_6(cb6.isChecked());
				qDataSet.getPerson(i).setQ2_8_7(cb7.isChecked());
				qDataSet.getPerson(i).setQ2_8_8(et2_8.getText().toString());
			}
			//no disability
			else {
				qDataSet.getPerson(i).setQ2_8_1(false);
				qDataSet.getPerson(i).setQ2_8_2(false);
				qDataSet.getPerson(i).setQ2_8_3(false);
				qDataSet.getPerson(i).setQ2_8_4(false);
				qDataSet.getPerson(i).setQ2_8_5(false);
				qDataSet.getPerson(i).setQ2_8_6(false);
				qDataSet.getPerson(i).setQ2_8_7(false);
				qDataSet.getPerson(i).setQ2_8_8("");
			}
			
			//question 2.9
			LinearLayout ll2_9 = (LinearLayout) findViewById(R.id.ll2_9);
			NoDefaultSpinner s2_9 = (NoDefaultSpinner) ll2_9.getChildAt(i).findViewById(i);
			String selected2_9 = s2_9.getSelectedItem() != null ? s2_9.getSelectedItem().toString() : "";
			EditText et2_9 = (EditText) ll2_9.getChildAt(i).findViewById(i + 100);
			//add other
			if (s2_9.getSelectedItemPosition() == s2_9.getAdapter().getCount()-1 || s2_9.getSelectedItemPosition() == s2_9.getAdapter().getCount()-2)
				qDataSet.getPerson(i).setQ2_9(et2_9.getText().toString());				
			//add preset
			else
				qDataSet.getPerson(i).setQ2_9(selected2_9);	
			
			//question 2.10
			LinearLayout ll2_10 = (LinearLayout) findViewById(R.id.ll2_10);
			NoDefaultSpinner s2_10 = (NoDefaultSpinner) ll2_10.getChildAt(i).findViewById(i);
			String selected2_10 = s2_10.getSelectedItem() != null ? s2_10.getSelectedItem().toString() : "";
			EditText et2_10 = (EditText) ll2_10.getChildAt(i).findViewById(i + 100);
			//add other
			if (s2_10.getSelectedItemPosition() == s2_10.getAdapter().getCount()-1)
				qDataSet.getPerson(i).setQ2_10(et2_10.getText().toString());				
			//add preset
			else
				qDataSet.getPerson(i).setQ2_10(selected2_10);	
			
			//question 2.11
			LinearLayout ll2_11 = (LinearLayout) findViewById(R.id.ll2_11);
			NoDefaultSpinner s2_11 = (NoDefaultSpinner) ll2_11.getChildAt(i).findViewById(i);
			String selected2_11 = s2_11.getSelectedItem() != null ? s2_11.getSelectedItem().toString() : "";
			if (ll2_11.getChildAt(i).getVisibility() != View.GONE)
				qDataSet.getPerson(i).setQ2_11(selected2_11);
			else
				qDataSet.getPerson(i).setQ2_11("N/A");
			
			//question 2.11_1
			LinearLayout ll2_11_1 = (LinearLayout) findViewById(R.id.ll2_11_1);
			cb1 = (CheckBox) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(i);
			cb2 = (CheckBox) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(i + 100);
			cb3 = (CheckBox) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(i + 200);
			cb4 = (CheckBox) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(i + 300);	
			EditText et2_11_1 = (EditText) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr3).findViewById(i + 400);
			//add license
			if (selected2_11.equals("Yes")) {
				//add other license
				qDataSet.getPerson(i).setQ2_11_1_1(cb1.isChecked());
				qDataSet.getPerson(i).setQ2_11_1_2(cb2.isChecked());
				qDataSet.getPerson(i).setQ2_11_1_3(cb3.isChecked());
				qDataSet.getPerson(i).setQ2_11_1_4(et2_11_1.getText().toString());
			}
			//no license
			else {
				qDataSet.getPerson(i).setQ2_11_1_1(false);
				qDataSet.getPerson(i).setQ2_11_1_2(false);
				qDataSet.getPerson(i).setQ2_11_1_3(false);
				qDataSet.getPerson(i).setQ2_11_1_4("");
			}				
			
		}		
	}	
	
	//------------------------------------------------------------------------------------------------------
	//button pressed to go to previuos section. Return qdataset as serialized.
	//------------------------------------------------------------------------------------------------------	
	public void previousStep(View v) {
		
		//save entered data
		saveEnteredData();
		
		Intent questionIntent = new Intent();
		questionIntent.putExtra("qDataSet", qDataSet);
		setResult(RESULT_OK, questionIntent);
    	finish();	
	}
	
	//------------------------------------------------------------------------------------------------------
	//redirects back pressed event to previousStep method
	//------------------------------------------------------------------------------------------------------		
	public void onBackPressed() {
		
		previousStep(null);
	}	
	
	//------------------------------------------------------------------------------------------------------
	//save returned qDataset
	//------------------------------------------------------------------------------------------------------
	public void onActivityResult(int requestCode, int resultCode, Intent data) {
		
		if (resultCode == RESULT_OK && requestCode == nextRequestCode) {
			
			//retrieve serialized qdataset					
			qDataSet = (QuestionnaireDataSet) data.getSerializableExtra("qDataSet");			
		}
	}	
	
	//------------------------------------------------------------------------------------------------------
	//save returned qDataset
	//------------------------------------------------------------------------------------------------------	
	private void populateFields() {
		
		LinearLayout ll2_7 = (LinearLayout) findViewById(R.id.ll2_7);
		LinearLayout ll2_8 = (LinearLayout) findViewById(R.id.ll2_8);
		LinearLayout ll2_9 = (LinearLayout) findViewById(R.id.ll2_9);
		LinearLayout ll2_10 = (LinearLayout) findViewById(R.id.ll2_10);
		LinearLayout ll2_11 = (LinearLayout) findViewById(R.id.ll2_11);
		LinearLayout ll2_11_1 = (LinearLayout) findViewById(R.id.ll2_11_1);
		
		for (int i = 0; i < qDataSet.getPeopleNum(); i++) {
			
			PersonDataSet person = qDataSet.getPerson(i);
			
			//question 2.7		
			if (person.getQ2_7() != null) {	
				
				NoDefaultSpinner s2_7 = (NoDefaultSpinner) ll2_7.getChildAt(i).findViewById(i);
				ArrayAdapter<CharSequence> arrAdapter = ArrayAdapter.createFromResource(this, R.array.question2_7_spinner, android.R.layout.simple_spinner_item);				
				int position = arrAdapter.getPosition(person.getQ2_7());
				
				s2_7.setSelection(position);			
			}			
			
			//question 2.8	
			if (person.getQ2_8_1() != null) {	
				CheckBox cb1 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(i);
				CheckBox cb2 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(i + 100);
				CheckBox cb3 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(i + 200);
				CheckBox cb4 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(i + 300);
				CheckBox cb5 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr3).findViewById(i + 400);
				CheckBox cb6 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr3).findViewById(i + 500);
				CheckBox cb7 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr4).findViewById(i + 600);
				CheckBox cb8 = (CheckBox) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr4).findViewById(i + 700);			
				EditText et2_8 = (EditText) ll2_8.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr5).findViewById(i + 800);				
				
				cb1.setChecked(person.getQ2_8_1());
				cb2.setChecked(person.getQ2_8_2());
				cb3.setChecked(person.getQ2_8_3());
				cb4.setChecked(person.getQ2_8_4());
				cb5.setChecked(person.getQ2_8_5());
				cb6.setChecked(person.getQ2_8_6());
				cb7.setChecked(person.getQ2_8_7());
				cb8.setChecked(person.getQ2_8_8().length() > 0 ? true : false);
				et2_8.setText(person.getQ2_8_8());
			}
			
			//question 2.9
			if (person.getQ2_9() != null) {	
				
				NoDefaultSpinner s2_9 = (NoDefaultSpinner) ll2_9.getChildAt(i).findViewById(i);
				EditText et2_9 = (EditText) ll2_9.getChildAt(i).findViewById(i + 100);
				ArrayAdapter<CharSequence> arrAdapter = ArrayAdapter.createFromResource(this, R.array.question2_9_spinner, android.R.layout.simple_spinner_item);
				int position = arrAdapter.getPosition(person.getQ2_9());
				
				if (position != -1)
					s2_9.setSelection(position);
				else if (!person.getQ2_9().equals("N/A") && !person.getQ2_9().equals("")) {
					s2_9.setSelection(s2_9.getAdapter().getCount()-1);
					et2_9.setText(person.getQ2_9());
				}
			}			
			
			//question 2.10
			if (person.getQ2_10() != null) {	
				
				NoDefaultSpinner s2_10 = (NoDefaultSpinner) ll2_10.getChildAt(i).findViewById(i);
				EditText et2_10 = (EditText) ll2_10.getChildAt(i).findViewById(i + 100);
				ArrayAdapter<CharSequence> arrAdapter = ArrayAdapter.createFromResource(this, R.array.question2_10_spinner, android.R.layout.simple_spinner_item);
				int position = arrAdapter.getPosition(person.getQ2_10());
				
				if (position != -1)
					s2_10.setSelection(position);
				else if (!person.getQ2_10().equals("N/A") && !person.getQ2_10().equals("")) {
					s2_10.setSelection(s2_10.getAdapter().getCount()-1);
					et2_10.setText(person.getQ2_10());
				}
			}							
			
			//question 2.11
			if (person.getQ2_11() != null) {	
				
				NoDefaultSpinner s2_11 = (NoDefaultSpinner) ll2_11.getChildAt(i).findViewById(i);
				ArrayAdapter<CharSequence> arrAdapter = ArrayAdapter.createFromResource(this, R.array.question2_11_spinner, android.R.layout.simple_spinner_item);
				int position = arrAdapter.getPosition(person.getQ2_11());
				
				if (position != -1)
					s2_11.setSelection(position);
				else
					s2_11.setSelection(-1);		
			}
			
			//question 2.11_1
			if (person.getQ2_11_1_1() != null) {	
				
				CheckBox cb1 = (CheckBox) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(i);
				CheckBox cb2 = (CheckBox) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr1).findViewById(i + 100);
				CheckBox cb3 = (CheckBox) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(i + 200);
				CheckBox cb4 = (CheckBox) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr2).findViewById(i + 300);
				EditText et2_11_1 = (EditText) ll2_11_1.getChildAt(i).findViewById(R.id.tl1).findViewById(R.id.tr3).findViewById(i + 400);	
				
				cb1.setChecked(qDataSet.getPerson(i).getQ2_11_1_1());
				cb2.setChecked(qDataSet.getPerson(i).getQ2_11_1_2());
				cb3.setChecked(qDataSet.getPerson(i).getQ2_11_1_3());
				cb4.setChecked(qDataSet.getPerson(i).getQ2_11_1_4().length() > 0 ? true : false);
				et2_11_1.setText(qDataSet.getPerson(i).getQ2_11_1_4());
			}			
		}		
	}		
	
}