Hi,
I am trying to get the sd card images and viewing it in grid view.I
can able to get the picture from sd card in gallery view ,but i want to
view the images in gridview . I am trying a lot but the images is not
appears on the screen in the grid view.Anyone can help me for fixing this
problem or other wise give me some related links related to this .My code is
pasted below
public class GalleryExample extends Activity {
private Context mContext;
private Cursor cursor;
private int column_index;
private Gallery g;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
String [] proj={MediaStore.Images.Thumbnails._ID};
// Now we create the cursor pointing to the external thumbnail store
cursor = managedQuery(
MediaStore.Images.Thumbnails.EXTERNAL_CONTENT_URI,
proj,
null,
null,
null);
column_index =
cursor.getColumnIndexOrThrow(MediaStore.Images.Thumbnails._ID);
// this is a reference to gallrey view and its working
g = (Gallery) findViewById(R.id.gallery);
g.setAdapter(new ImageAdapter(this));
// its a reference to grid view but its not working
// GridView grd = (GridView)findViewById(R.id.gridview);
// grd.setAdapter(new ImageAdapter(this));
g.setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView parent, View v, int
position, long id)
{
String [] proj={MediaStore.Images.Media.DATA};
cursor = managedQuery(
MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
proj,
null,
null,
null);
column_index =
cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
cursor.moveToPosition((int) g.getSelectedItemId());
String filename = cursor.getString(column_index);
Toast.makeText(GalleryExample.this, filename,
Toast.LENGTH_SHORT).show();
}
});
}
public class ImageAdapter extends BaseAdapter {
int mGalleryItemBackground;
public ImageAdapter(Context c) {
mContext = c;
// See res/values/attrs.xml for the that defines
// Gallery1.
// TypedArray a = obtainStyledAttributes(R.styleable.Gallery1);
// mGalleryItemBackground = a.getResourceId(
// R.styleable.Gallery1_android_galleryItemBackground,
0);
//for grid view i use
// a.recycle();
}
public int getCount() {
return cursor.getCount();
}
public Object getItem(int position) {
return position;
}
public long getItemId(int position) {
return position;
}
public View getView(int position, View convertView, ViewGroup
parent) {
ImageView i = new ImageView(mContext);
if (convertView == null) {
cursor.moveToPosition(position);
int id = cursor.getInt(column_index);
i.setImageURI(Uri.withAppendedPath(MediaStore.Images.Thumbnails.EXTERNAL_CONTENT_URI,
""+id));
i.setScaleType(ImageView.ScaleType.FIT_XY);
i.setLayoutParams(new Gallery.LayoutParams(136, 88));
// for grid view i used i.setLayoutParams(new Gridview.LayoutParams(136,
88));
// The preferred Gallery item background
// i.setBackgroundResource(mGalleryItemBackground);
}
return i;
}
}
}
--
Thanks&Regards,
JOBI N.K
Mob : +91 99 46 40 84 43
: +91 97 39 45 15 48
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