Android Open Source - final_app Instructions Fragment

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Java Source Code

package edu.cascadia.campusdirections;
/* w w w .  j a  va 2  s .c  o  m*/

import com.google.zxing.integration.android.IntentIntegrator;
import com.google.zxing.integration.android.IntentResult;



import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.Intent;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;

public class InstructionsFragment extends Fragment {

  private static final String EXTRA_CODE = "com.example.testingcodereading.code";
  private Button scanButton;
  private TextView textDirection;
  private TextView textLookFor;
  private static InstructionsFragment fragment;
  SearchFragment searchFrag;
  


  public static InstructionsFragment newInstance() {
    Bundle args = new Bundle();
    args.putSerializable(EXTRA_CODE, "");

    fragment = new InstructionsFragment();
    fragment.setArguments(args);

    return fragment;
  }


  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup parent, Bundle savedInstanceState){
    View v = inflater.inflate(R.layout.activity_instructions, parent, false);
      
    setHasOptionsMenu(true); // this fragment has menu items to display

    // display what user look for on top of screen.
    String tempStr = getResources().getString(R.string.lookForStr, MainActivity.lookFor);
    tempStr += "\n" + getResources().getString(R.string.yourLocation, MainActivity.scanBuild, String.valueOf(MainActivity.scanFloor));
    if(MainActivity.searchClick)
      tempStr += "\n" + MainActivity.scanLocation();

    //Display what is user looking for; room number
    textLookFor = (TextView) v.findViewById(R.id.lookForText);
    textLookFor.setText(tempStr);

    //Display Text direction result after scanned
    textDirection = (TextView) v.findViewById(R.id.textDirection);
    String tempDirection = MainActivity.direction;
    
    //If there is special direction for certain room locate in select building/floor
    if(MainActivity.specialDirection != "")
      tempDirection += getResources().getString(R.string.specialDir, MainActivity.lookFor, MainActivity.specialDirection);
    
    if(tempDirection == "" )
      textDirection.setText(getResources().getString(R.string.directionStr));
    else
      textDirection.setText(tempDirection);
    
    //launch the qr code scanner if first time open this activity
    if(!MainActivity.searchClick){
      MainActivity.searchClick = true;
      IntentIntegrator integrator = new IntentIntegrator(getActivity());
      integrator.initiateScan();      
    }


    //open ZXing scanner when click on button
    scanButton = (Button) v.findViewById(R.id.scanButton);    
    scanButton.setOnClickListener(new View.OnClickListener() {
  
    @Override
    public void onClick(View v) {
      IntentIntegrator integrator = new IntentIntegrator(getActivity());
      integrator.initiateScan();
      }
    });

    return v;
  }
  
  //See MainActivity for onActivityResult after scan

  /*
  @Override
  public void onActivityResult(int requestCode, int resultCode, Intent intent) {
    super.onActivityResult(requestCode, resultCode, intent);
//    System.out.println("the code is catch");

    IntentResult scanResult = IntentIntegrator.parseActivityResult(
        requestCode, resultCode, intent);
    // handle scan result
    if (scanResult != null) {
      FragmentManager fm = getFragmentManager();

      String myResult = intent.getStringExtra("SCAN_RESULT");

      InstructionsFragment newFrame = InstructionsFragment.newInstance(scanResult.toString(), myResult);
//      Fragment newFrame = InstructionsFragment.newInstance(myResult);

      //send result to new fragment.
      fm.beginTransaction().replace(R.id.fragmentContainer, newFrame).commit();
    }
  }
  */
  
     // display this fragment's menu items
     @Override
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater)
     {
        super.onCreateOptionsMenu(menu, inflater);
        inflater.inflate(R.menu.main, menu);
     }

     // handle menu item selections
     @Override
     public boolean onOptionsItemSelected(MenuItem item) 
     {
        switch (item.getItemId())
        {
           case R.id.action_reset:
             MainActivity.resetResult();
             searchFragment();
              return true;
        }
        
        return super.onOptionsItemSelected(item);
     } 
     
     // launch Search fragment for input
     public void searchFragment()
     {
         searchFrag = new SearchFragment();
      FragmentManager fm = getFragmentManager();
      FragmentTransaction ft = fm.beginTransaction();
      ft.replace(R.id.fragmentContainer, searchFrag);
      ft.addToBackStack(null);
      ft.commit(); // causes CollectionListFragment to display          
     }       
}

Java Source Code List