Android Open Source - spots Spot Edit Activity

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License

The source code is released under:

MIT License

Java Source Code

package com.dcc.matc89.spots.activity;
/*ww  w  .ja  va  2 s . c om*/
import java.util.Arrays;
import java.util.Collections;
import java.util.List;

import android.content.Intent;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.support.v7.app.ActionBar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.Spinner;
import android.widget.SpinnerAdapter;
import android.widget.TextView;
import android.widget.Toast;

import com.dcc.matc89.spots.R;
import com.dcc.matc89.spots.model.Sport;
import com.dcc.matc89.spots.model.Spot;
import com.dcc.matc89.spots.model.User;
import com.dcc.matc89.spots.network.FetchSports;
import com.dcc.matc89.spots.network.FetchSports.OnSportsReceiver;
import com.dcc.matc89.spots.network.PostSpots;
import com.dcc.matc89.spots.network.PostSpots.OnSpotReceiver;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.GoogleMap.OnMapClickListener;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;

//Para que a ActionBar funcione em todas as vers?es ? necess?rio estender ActionBarActivity ao inv?s de Activity
public class SpotEditActivity extends LoginActionBarActivity {
    
  private Spinner mSport, mPics;
  private ImageView mapImage;
  private Marker mMarker;
  private GoogleMap mMap;
  private TextView mNameText, mDescriptionText;
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_spot_edit);
    // Show the Up button in the action bar.
    setupActionBar();
    
        setupViews();
  }

  private void setupViews() {
    mNameText = (TextView) findViewById(R.id.txt_editspot_name);
    mDescriptionText = (TextView) findViewById(R.id.txt_editspot_description);
    mSport = (Spinner) findViewById(R.id.spn_editspot_sport);
    mPics = (Spinner) findViewById(R.id.spn_editspot_pics);
    mPics.setEnabled(false);
    
    new FetchSports().getSports(onSportsReceiver);
    
    List<String> pictures = Arrays.asList("Pictures", "Add More", "Feature still to come");
    SpinnerAdapter picsAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item, pictures);
    mPics.setAdapter(picsAdapter);
    
    mapImage = (ImageView) findViewById(R.id.mapSnapshotEdit);
    SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.mapSpotEdit);
    mMap = mapFragment.getMap();
    
    if (mMap != null) {
      mMap.setMapType(GoogleMap.MAP_TYPE_HYBRID);
      mMap.setMyLocationEnabled(true);
      mMap.setOnMapClickListener(onMapClickListener);
      //map.addMarker(new MarkerOptions().position(mSpot.getLatLng()));
      //map.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(mSpot.getLatitude() + 0.001,mSpot.getLongitude()), 15));

      
      mMap.setOnMapLoadedCallback(new GoogleMap.OnMapLoadedCallback() {
          public void onMapLoaded() {
              mMap.snapshot(new GoogleMap.SnapshotReadyCallback() {
                  @SuppressWarnings("deprecation")
            public void onSnapshotReady(Bitmap bitmap) {
                      mapImage.setAlpha(1);
                      mapImage.setImageBitmap(bitmap);
                  }
              });
          }
      });
    }
      //TODO check map unloading for possible memory leaks.
  }
  
  private OnSportsReceiver onSportsReceiver = new OnSportsReceiver() {
    
    @Override
    public void onSportsReceived(List<Sport> sports) {
      setupSportSpinner(sports);
      findViewById(R.id.pgs_sports).setVisibility(View.INVISIBLE);
    }
  };

  private void setupSportSpinner(List<Sport> sports) {
    SpinnerAdapter sportsAdapter = new ArrayAdapter<Sport>(this, android.R.layout.simple_spinner_item, sports);
    mSport.setAdapter(sportsAdapter);
  }

  /**
   * Set up the {@link android.app.ActionBar}, if the API is available.
   */
  private void setupActionBar() {
    ActionBar actionBar = getSupportActionBar();
      actionBar.setDisplayHomeAsUpEnabled(true);
      actionBar.setTitle(R.string.new_spot);
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.spot_edit, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case android.R.id.home:
      // This ID represents the Home or Up button. In the case of this
      // activity, the Up button is shown. Use NavUtils to allow users
      // to navigate up one level in the application structure. For
      // more details, see the Navigation pattern on Android Design:
      //
      // http://developer.android.com/design/patterns/navigation.html#up-vs-back
      //
      NavUtils.navigateUpFromSameTask(this);
      return true;
    case R.id.action_save:
      saveSpot();
      return true;
    }
    return super.onOptionsItemSelected(item);
  }

  private void saveSpot() {
    String name = mNameText.getText().toString();
    if(name == null || name.length() == 0){
      Toast.makeText(this, R.string.you_must_provide_a_name_, Toast.LENGTH_SHORT).show();
      return;
    }
    String description = mDescriptionText.getText().toString();
    if(description == null || description.length() == 0){
      Toast.makeText(this, R.string.you_must_provide_a_description_, Toast.LENGTH_SHORT).show();
      return;
    }
    if(mMarker == null){
      Toast.makeText(this, R.string.click_on_the_map_to_mark_the_spot_s_location_, Toast.LENGTH_SHORT).show();
      return;
    }
    final Spot spot = new Spot(-1, name, description, Collections.<Long>emptyList(), Arrays.asList((Sport)mSport.getSelectedItem()), mMarker.getPosition().latitude, mMarker.getPosition().longitude);
    new PostSpots().newSpot(new OnSpotReceiver() {
      
      @Override
      public void onSpotsReceived(Spot spotSaved) {
        spot.setId(spotSaved.getId());
      }
    }, spot, User.getCurrentUser(this).getId());
    Intent intent = new Intent(this, SpotDetailActivity.class);
    intent.putExtra(SpotDetailActivity.SPOT_KEY, spot);
    startActivity(intent);
    setResult(RESULT_OK);
    finish();
  }
  
  private OnMapClickListener onMapClickListener = new OnMapClickListener() {
    
    @Override
    public void onMapClick(LatLng arg0) {
      if(mMarker == null){
        mMarker = mMap.addMarker(new MarkerOptions().draggable(true).position(arg0));
      } else
        mMarker.setPosition(arg0);
    }
  };

  @Override
  protected void onLoggedIn(User user) {
  }

}

Java Source Code List

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