Re: [android-developers] getting the current image by resource or filename from Gallery

Replying to the list...

On Mon, May 30, 2011 at 2:03 PM, Jim Graham <spooky130u@gmail.com> wrote:
> On Mon, May 30, 2011 at 01:54:57PM -0400, Mark Murphy wrote:
>> On Mon, May 30, 2011 at 1:51 PM, Jim Graham <spooky130u@gmail.com> wrote:
>> > Wouldn't getSelectedItemId() return the image resource (i.e.,
>> > R.drawable.foo)?
>>
>> No, it would return the _ID column from the Cursor you used with your
>> CursorAdapter, if you are using a CursorAdapter.
>
> Nope.  I'm working from the example in the SDK samples, just trying
> to learn what's going on inside.

Then don't use getSelectedItemId().

> Unless I'm even more confused than I already know I am, this is where
> the image is loaded in the gallery:
>
> public View getView(int position, View convertView, ViewGroup parent) {
>
>   ImageView i = new ImageView(mContext);
>
>      i.setImageResource(mImageIds[position]);
>      i.setLayoutParams(new Gallery.LayoutParams(-1, -1));
>      i.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
>      i.setBackgroundResource(mGalleryItemBackground);
>
>      return i;
>   }

Use getSelectedItemPosition() to return the index into your mImageIds array.

--
Mark Murphy (a Commons Guy)
http://commonsware.com | http://github.com/commonsguy
http://commonsware.com/blog | http://twitter.com/commonsguy

Android Training in Oslo: http://bit.ly/fjBo24

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