Android Open Source - ArrecebaAndroid Frm Interesse

From Project

License

The source code is released under:
GNU General Public License
If you think the Android project ArrecebaAndroid listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package br.com.projetointegrador.Frm;
/*from   w w  w.j  ava 2  s  .  c o m*/
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import android.content.Context;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.ListView;
import android.widget.TextView;
import br.com.projetointegrador.R;
import br.com.projetointegrador.DAO.InteresseDAO;
import br.com.projetointegrador.TO.Interesse;
import br.com.projetointegrador.View.InteresseViewHolder;

public class FrmInteresse extends FrmLogadoBase {
  
  private ListView lvInteresses;
  private Interesse[] interesse;
  private ArrayAdapter<Interesse> Adapter;
  private Button bt_salvar;
  
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.interesse_list);
    lvInteresses = (ListView) findViewById(R.interesse_list.list);
    bt_salvar = (Button) findViewById(R.interesse_list.bt_salvar);
    bt_salvar.setOnClickListener(btSalvarListener);
    
    lvInteresses.setOnItemClickListener(new AdapterView.OnItemClickListener() {
      
      public void onItemClick(AdapterView<?> parent , View item , int position , long id) {
        Interesse interesse = Adapter.getItem(position);
        interesse.toggleChecked();
        InteresseViewHolder viewHolder = (InteresseViewHolder) item.getTag();
        viewHolder.getCheckBox().setChecked(interesse.checked);
      }
    });
    
    // alimentando o listview.
    interesse = (Interesse[]) getLastNonConfigurationInstance();
    if (interesse == null) {
      interesse = InteresseDAO.GetList(user);
    }
    ArrayList<Interesse> interesseList = new ArrayList<Interesse>();
    interesseList.addAll(Arrays.asList(interesse));
    
    // Setando a arrayadapter como o adapter da listview
    Adapter = new InteressesArrayAdapter(this , interesseList);
    lvInteresses.setAdapter(Adapter);
    
  }
  
  OnClickListener btSalvarListener = new OnClickListener() {
    
    public void onClick(View v) {
      int count = Adapter.getCount();
      
      ArrayList<Integer> selecionadoList = new ArrayList<Integer>();
      
      for (int i = 0 ; i < count ; i++) {
        Interesse interesse = Adapter.getItem(i);
        if (interesse.checked) {
          selecionadoList.add(interesse.InteresseId);
        }
      }
      
      InteresseDAO.UpdatePreferences(user , selecionadoList);
    }
  };
  
  private static class InteressesArrayAdapter extends ArrayAdapter<Interesse> {
    
    private LayoutInflater inflater;
    
    public InteressesArrayAdapter(Context context , List<Interesse> lista_interesse) {
      super(context , R.layout.interesse_view , R.id.textView1 , lista_interesse);
      inflater = LayoutInflater.from(context);
    }
    
    @Override
    public View getView(int position , View convertView , ViewGroup parent) {
      // interesse
      Interesse inter = (Interesse) this.getItem(position);
      CheckBox checkBox;
      TextView textView;
      
      // adicionando nova linha
      if (convertView == null) {
        convertView = inflater.inflate(R.layout.interesse_view , null);
        
        // procurando as visoes
        textView = (TextView) convertView.findViewById(R.id.textView1);
        checkBox = (CheckBox) convertView.findViewById(R.id.checkBox1);
        convertView.setTag(new InteresseViewHolder(textView , checkBox));
        
        checkBox.setOnClickListener(new View.OnClickListener() {
          public void onClick(View v) {
            CheckBox cb = (CheckBox) v;
            Interesse interesse = (Interesse) cb.getTag();
            interesse.checked = cb.isChecked();
          }
        });
      } else {
        InteresseViewHolder viewHolder = (InteresseViewHolder) convertView.getTag();
        checkBox = viewHolder.getCheckBox();
        textView = viewHolder.getTextView();
      }
      
      // Tag the CheckBox with the Planet it is displaying, so that we can
      // access the planet in onClick() when the CheckBox is toggled.
      checkBox.setTag(inter);
      
      // Display planet data
      checkBox.setChecked(inter.checked);
      textView.setText(inter.Nome);
      
      return convertView;
    }
    
  }
  
  public Object onRetainNonConfigurationInstance() {
    return interesse;
  }
}
Java Source Code List
