Android Open Source - campus Gallery Activity

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License

The source code is released under:

GNU General Public License

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Java Source Code

package lecho.app.campus.activity;
// www  .  j a  v  a 2  s .c o m
import lecho.app.campus.R;
import lecho.app.campus.adapter.GalleryPagesFragmentAdapter;
import lecho.app.campus.utils.Config;
import lecho.app.campus.utils.ImagesDirAsyncTask;
import lecho.app.campus.utils.ImagesDirAsyncTask.OnImagesDirListener;
import android.os.Bundle;
import android.support.v4.view.ViewPager;
import android.util.Log;
import android.view.View;
import android.widget.ProgressBar;

import com.actionbarsherlock.app.SherlockFragmentActivity;
import com.viewpagerindicator.LinePageIndicator;

/**
 * 
 * @author Lecho
 * 
 */
public class GalleryActivity extends SherlockFragmentActivity implements OnImagesDirListener {
  public static final String TAG = "PlaceDetailsActivity";
  private ViewPager mPager;
  private ProgressBar mProgressBar;
  private LinePageIndicator mIndicator;
  private String mSymbol;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_gallery);
    mPager = (ViewPager) findViewById(R.id.view_pager);
    mProgressBar = (ProgressBar) findViewById(R.id.progress_bar);
    mIndicator = (LinePageIndicator) findViewById(R.id.indicator);
    mSymbol = getIntent().getStringExtra(Config.EXTRA_PLACE_SYMBOL);
    ImagesDirAsyncTask task = new ImagesDirAsyncTask(getApplicationContext(), this);
    task.execute(mSymbol);
  }

  @Override
  public void onImagesDir(String[] paths) {
    if (paths.length > 0) {
      mPager.setAdapter(new GalleryPagesFragmentAdapter(getSupportFragmentManager(), mSymbol, paths));
      mPager.setOffscreenPageLimit(1);
      if (paths.length == 1) {
        mIndicator.setVisibility(View.GONE);
      } else {
        mIndicator.setVisibility(View.VISIBLE);
        mIndicator.setViewPager(mPager);
      }
      mProgressBar.setVisibility(View.GONE);
    } else {
      // That's not normal and should never happen, if user starts this activity there should be at least one
      // image!
      Log.e(TAG, "Could not load any image for symbol: " + mSymbol);
      finish();
    }

  }

}

Java Source Code List