I might question your naming conventions, but using the resource cache is
definitely a recommended best practice. ;-)
On May 6, 2011, at 9:18 AM, Edvin Syse wrote:
> I just implemented my first TreeView, and reused the images from the
> wtk-terra theme. To set the images in my nodes, I did:
>
> TreeBranch branch = new TreeBranch(Gfx.folder(), "title");
>
> To load the actual Icon i created a helper class with a generic image loader
> method that checks the cache or constructs from url and puts in cache if it
> wasn't there. Since folder is an icon I think I'll use a lot, I even added a
> spesific method to retrieve it, that calls the generic method.
>
> Is this a good practise or should I do any of this differently? Just trying
> to get a feel for "The pivot way" of doing things :)
>
> -- Edvin
>
> public class Gfx {
> public static Image getImage(String name) {
> URL url = Gfx.class.getResource(name);
> Object cached = ApplicationContext.getResourceCache().get(url);
>
> if (cached != null)
> return (Image) cached;
>
> try {
> Image image = Image.load(url);
> ApplicationContext.getResourceCache().put(url, image);
> return image;
> } catch (TaskExecutionException e) {
> return null;
> }
> }
>
> public static Image folder() {
> return getImage("/org/apache/pivot/wtk/skin/terra/folder.png");
> }
>
> public static Image page_white() {
> return getImage("/org/apache/pivot/wtk/skin/terra/page_white.png");
> }
> }
