Android Open Source - ByakuGallery Gallery View Pager Sample Activity

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License

The source code is released under:

Apache License

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Java Source Code

package com.diegocarloslima.byakugallery.sample;
/*from   ww  w.ja va  2 s . com*/
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentStatePagerAdapter;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ProgressBar;

import com.diegocarloslima.byakugallery.R;
import com.diegocarloslima.byakugallery.lib.GalleryViewPager;
import com.diegocarloslima.byakugallery.lib.TileBitmapDrawable;
import com.diegocarloslima.byakugallery.lib.TouchImageView;

import java.io.InputStream;

public class GalleryViewPagerSampleActivity extends FragmentActivity {
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    
    setContentView(R.layout.gallery_view_pager_sample);
    
    final GalleryViewPager gallery = (GalleryViewPager) findViewById(R.id.gallery_view_pager_sample_gallery);
    gallery.setAdapter(new GalleryAdapter());
    gallery.setOffscreenPageLimit(1);
  }
  
  private final class GalleryAdapter extends FragmentStatePagerAdapter {
    
    private int[] images = {R.raw.photo1, R.raw.photo2, R.raw.photo3, R.raw.android1, R.raw.android2, R.raw.android3};
    
    GalleryAdapter() {
      super(getSupportFragmentManager());
    }
    
    @Override
    public int getCount() {
      return this.images.length;
    }
    
    @Override
    public Fragment getItem(int position) {
      return GalleryFragment.getInstance(this.images[position]);
    }
  }
  
  public static final class GalleryFragment extends Fragment {
    
    public static GalleryFragment getInstance(int imageId) {
      final GalleryFragment instance = new GalleryFragment();
      final Bundle params = new Bundle();
      params.putInt("imageId", imageId);
      instance.setArguments(params);
      
      return instance;
    }
    
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
      final View v = inflater.inflate(R.layout.gallery_view_pager_sample_item, null);
      
      final TouchImageView image = (TouchImageView) v.findViewById(R.id.gallery_view_pager_sample_item_image);
      final int imageId = getArguments().getInt("imageId");
      final InputStream is = getResources().openRawResource(imageId);
      
      final ProgressBar progress = (ProgressBar) v.findViewById(R.id.gallery_view_pager_sample_item_progress);
      
      TileBitmapDrawable.attachTileBitmapDrawable(image, is, null, new TileBitmapDrawable.OnInitializeListener() {
        
        @Override
        public void onStartInitialization() {
          progress.setVisibility(View.VISIBLE);
        }
        
        @Override
        public void onEndInitialization() {
          progress.setVisibility(View.GONE);
        }
      });
      
      return v;
    }
    
  }
}

Java Source Code List