ScreenshotGridViewAdapter.java

package cm4mmupdater.listadapters;

import android.content.Context;
import android.graphics.Bitmap;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.GridView;
import android.widget.ImageView;
import cm4mmupdater.customExceptions.InvalidPictureException;
import cm4mmupdater.customTypes.Screenshot;
import cm4mmupdater.misc.Constants;

import java.util.LinkedList;
import java.util.List;

public class ScreenshotGridViewAdapter extends BaseAdapter {
    private final Context mContext;
    private final int length;

    private static final List<Screenshot> items = new LinkedList<Screenshot>();

    public ScreenshotGridViewAdapter(Context c, int numberOfItems) {
        mContext = c;
        length = numberOfItems;
    }

    public int getCount() {
        return length;
    }

    public Object getItem(int position) {
        return items.get(position);
    }

    public long getItemId(int position) {
        return 0;
    }

    // create a new ImageView for each item referenced by the Adapter
    public View getView(int position, View convertView, ViewGroup parent) {
        boolean ImageLoaded = items.size() > position;

        ImageView imageView;
        if (convertView == null) // if it's not recycled, initialize some attributes
        {
            imageView = new ImageView(mContext);
            imageView.setLayoutParams(new GridView.LayoutParams(85, 85));
            imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
            imageView.setPadding(8, 8, 8, 8);
        } else {
            imageView = (ImageView) convertView;
        }

        if (!ImageLoaded) {
            imageView.setImageResource(Constants.SCREENSHOTS_LOADING_IMAGE);
        } else {
            try {
                Bitmap temp = items.get(position).getBitmap();
                if (!temp.isRecycled())
                    imageView.setImageBitmap(temp);
                else
                    imageView.setImageResource(Constants.SCREENSHOTS_FALLBACK_IMAGE);
            }
            catch (InvalidPictureException ex) {
                imageView.setImageResource(Constants.SCREENSHOTS_FALLBACK_IMAGE);
            }
        }
        return imageView;
    }

    public void Destroy() {
        for (Screenshot s : items) {
            s.DestroyImage();
        }
    }

    public void ClearScreenshots() {
        items.clear();
    }

    public int GetRealScreenshotSize() {
        return items.size();
    }

    public void AddScreenshot(Screenshot s) {
        items.add(s);
    }
}