thoerup/side9/ImageAdapter.java

package dk.thoerup.side9;

import java.io.File;
import java.util.ArrayList;

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Environment;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.GridView;
import android.widget.ImageView;

public class ImageAdapter extends BaseAdapter {
    //int mGalleryItemBackground;
    private Context mContext;
    
    ArrayList<String> mBitmapPaths = new ArrayList<String>();
    ArrayList<Bitmap> mBitmaps = new ArrayList<Bitmap>();

    public ImageAdapter(Context c) {
        mContext = c;
        
        String path = Environment.getExternalStorageDirectory().getPath() + "/Side9" ;
        
        File root = new File(path);
        File files[] = root.listFiles();
        for (File f : files) {          
            Bitmap bmp = BitmapFactory.decodeFile( f.getPath() );
            Bitmap scaled =  Bitmap.createScaledBitmap(bmp, bmp.getWidth()/4, bmp.getHeight()/4, true);
            
                mBitmapPaths.add(  f.getPath() );
                mBitmaps.add(scaled);
        }
    }

    public int getCount() {
        return mBitmaps.size();
    }

    public Object getItem(int position) {
        return position;
    }

    public long getItemId(int position) {
        return position;
    }
    
    public String getImagePath(int position) {
        return mBitmapPaths.get(position);
    }

    public View getView(int position, View convertView, ViewGroup parent) {
        ImageView imageView;
        if (convertView == null) {  // if it's not recycled, initialize some attributes
            imageView = new ImageView(mContext);
            imageView.setLayoutParams(new GridView.LayoutParams(200, 200));
            imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
            imageView.setAdjustViewBounds(true);   
            imageView.setPadding(4, 4, 4, 4);
        } else {
            imageView = (ImageView) convertView;
        }


        imageView.setImageBitmap( mBitmaps.get(position) );
        return imageView;

    }
}
1	torben	790	package dk.thoerup.side9;
2
3			import java.io.File;
4			import java.util.ArrayList;
5
6			import android.content.Context;
7			import android.graphics.Bitmap;
8			import android.graphics.BitmapFactory;
9			import android.os.Environment;
10			import android.view.View;
11			import android.view.ViewGroup;
12			import android.widget.BaseAdapter;
13			import android.widget.GridView;
14			import android.widget.ImageView;
15
16			public class ImageAdapter extends BaseAdapter {
17			//int mGalleryItemBackground;
18			private Context mContext;
19
20	torben	791	ArrayList<String> mBitmapPaths = new ArrayList<String>();
21			ArrayList<Bitmap> mBitmaps = new ArrayList<Bitmap>();
22	torben	790
23			public ImageAdapter(Context c) {
24			mContext = c;
25
26			String path = Environment.getExternalStorageDirectory().getPath() + "/Side9" ;
27
28			File root = new File(path);
29			File files[] = root.listFiles();
30	torben	791	for (File f : files) {
31			Bitmap bmp = BitmapFactory.decodeFile( f.getPath() );
32			Bitmap scaled = Bitmap.createScaledBitmap(bmp, bmp.getWidth()/4, bmp.getHeight()/4, true);
33
34			mBitmapPaths.add( f.getPath() );
35			mBitmaps.add(scaled);
36	torben	790	}
37			}
38
39			public int getCount() {
40			return mBitmaps.size();
41			}
42
43			public Object getItem(int position) {
44			return position;
45			}
46
47			public long getItemId(int position) {
48			return position;
49			}
50
51			public String getImagePath(int position) {
52	torben	791	return mBitmapPaths.get(position);
53	torben	790	}
54
55			public View getView(int position, View convertView, ViewGroup parent) {
56			ImageView imageView;
57			if (convertView == null) { // if it's not recycled, initialize some attributes
58			imageView = new ImageView(mContext);
59			imageView.setLayoutParams(new GridView.LayoutParams(200, 200));
60			imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
61			imageView.setAdjustViewBounds(true);
62			imageView.setPadding(4, 4, 4, 4);
63			} else {
64			imageView = (ImageView) convertView;
65			}
66
67	torben	791
68			imageView.setImageBitmap( mBitmaps.get(position) );
69	torben	790	return imageView;
70
71			}
72			}