Android Open Source - WheredWeEat Search Activity

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Back to project page WheredWeEat.

License

The source code is released under:

MIT License

Java Source Code

package com.jarwol.wheredweeat.ui;
//  w  w  w .j a  v  a2 s  .  c o m
import java.sql.SQLException;
import java.util.List;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.util.SparseArray;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.ListView;

import com.j256.ormlite.android.apptools.OrmLiteBaseActivity;
import com.jarwol.wheredweeat.R;
import com.jarwol.wheredweeat.data.DatabaseHelper;
import com.jarwol.wheredweeat.models.Visit;

public class SearchActivity extends OrmLiteBaseActivity<DatabaseHelper> {
  private SparseArray<Visit> visits;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_search);

    this.visits = new SparseArray<Visit>();
    populateVisits();

    final ListView list = (ListView) findViewById(R.id.listVisits);
    list.setOnItemLongClickListener(new OnItemLongClickListener() {
      @Override
      public boolean onItemLongClick(AdapterView<?> adapterView, final View v, int pos, long id) {
        AlertDialog.Builder builder = new AlertDialog.Builder(SearchActivity.this);
        builder.setMessage("Are you sure you want to delete this visit?").setTitle("Delete Visit");
        builder.setNegativeButton("Cancel", null);
        builder.setPositiveButton("Delete", new OnClickListener() {
          @Override
          public void onClick(DialogInterface dialog, int which) {
            try {
              int key = ((Integer) v.getTag()).intValue();
              Visit visit = SearchActivity.this.visits.get(key);
              SearchActivity.this.visits.delete(key);
              SearchActivity.this.getHelper().getVisitDao().delete(visit);
              ((VisitAdapter) list.getAdapter()).remove(visit);
            }
            catch (SQLException e) {
              Log.e(SearchActivity.class.getName(), "Error deleting visit", e);
            }
          }
        });
        builder.show();
        return true;
      }
    });
  }

  @Override
  protected void onResume() {
    super.onResume();
    populateVisits();
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.search, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
      case R.id.action_new_visit:
        this.showAddNewVisit();
        return true;
      default:
        return super.onOptionsItemSelected(item);
    }
  }

  private void populateVisits() {
    ListView list = (ListView) findViewById(R.id.listVisits);
    try {
      List<Visit> visitList = this.getHelper().getVisitDao().queryBuilder().orderBy("date", false).query();
      list.setAdapter(new VisitAdapter(this, R.layout.visit_list_item, visitList));
      for (Visit v : visitList) {
        this.visits.put(v.getId(), v);
      }
    }
    catch (SQLException e) {
      Log.e(SearchActivity.class.getName(), "Error retrieving visits list", e);
    }
  }

  public void showAddNewVisit() {
    Intent intent = new Intent(this, NewVisitActivity.class);
    this.startActivity(intent);
  }
}

Java Source Code List

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