I solved it, the parameter must be:
getPackageName()+":drawable/"+symbolIdentifier
Still the question:
How can it be done better?
Thanks,
Tommaso
On 17 Mrz., 11:44, Tommaso <nuccio.tomm...@gmail.com> wrote:
> Hi all,
>
> in my application I have a table that stores information for symbols.
> These symbols have to be displayed, so also the source, the *.png, is
> stored in each row. These symbols are loaded randomly at runtime.
>
> How do I get the the image(s) to be loaded?
>
> getResources().getIdentifier(symbolIdentifier, null, null) always
> results 0 (zero).
>
> Here is the code:
> private void loadSymbol(final String source) {
> int imageIdentifier = getResources().getIdentifier
> (symbolIdentifier, null, null);
> Bitmap bitmap = BitmapFactory.decodeResource(getResources(),
> imageIdentifier);
> mImageOfSymbol.setImageBitmap(bitmap);
> mImageOfSymbol.setVisibility(ImageView.VISIBLE);
> mImageOfSymbol.refreshDrawableState();
> }
>
> It says in the JavaDoc that the use of getIdentifier() is discouraged.
> What is a best practice to load images at runtime, when only knowing
> the source as a string?
>
> Many thanks in advance.
>
> Ciao,
> Tommaso
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