Thanks for the help. I'll try getting that to work.
On Sep 25, 8:34 am, Matt Foster <[EMAIL PROTECTED]> wrote: > I don't believe that any object in preferences is going to save a DOM > node. You could serialize it into an HTML string and save that. > > On Sep 24, 3:50 pm, jamim <[EMAIL PROTECTED]> wrote: > > > I've now noticed that what appears to be saved, may not be what I > > intended. What is returned from prefs.getArray is a DocumentFragment > > as expected, but it doesn't have any childNodes, which is unexpected. > > Not sure how to view exactly what info is in there, but it doesn't > > seem to be complete. > > > On Sep 24, 12:42 pm, jamim <[EMAIL PROTECTED]> wrote: > > > > Ya, I did create a new instance of the _IG_Prefs class at the > > > beginning of my script. > > > > I tried setting the prefs array like you recommended - with the entire > > > array and not each individual element but it didn't work either. > > > Looks like that way, the array isn't even saved when I click on > > > another tab and then back to the Playlist tab (the way it was working > > > previously). > > > > I had though that the items would be added to the array individually > > > based on the documentation > > > here:http://code.google.com/apis/gadgets/docs/legacy/fundamentals.html#list > > > specifically, this line "For example, the following excerpt adds the > > > values "Nokia" and "CNET" to the list: " when read in context, seemed > > > to imply that. > > > > On Sep 24, 12:11 pm, Matt Foster <[EMAIL PROTECTED]> wrote: > > > > > You probably have done this as you noted it in the subject, but i > > > > didn't see it in the code. Although prefs is used throughout the > > > > entire documentation, it is not actually a global variable in the > > > > gadget environment. It is an instance of the _IG_Prefs class. > > > > > var prefs = new _IG_Prefs(); // as noted you probably know this but > > > > just covering the bases. > > > > > Where I think your real problem lies is in the prefs.setArray > > > > execution. It is expecting to receive the entire array, where you're > > > > iterating over that array and sticking each item inside, this is in > > > > essence overwriting the last value each iteration, not to mention the > > > > fact that its the wrong data type, its expecting an array. > > > > > prefs.setArray("songArray", songArr); > > > > >http://code.google.com/apis/gadgets/docs/legacy/reference.html#Core > > > > > On Sep 23, 3:32 pm, jamim <[EMAIL PROTECTED]> wrote: > > > > > > I'm trying to save an array, and it is saving if I click on another > > > > > tab and then back to this "Playlist" tab, but when the page is > > > > > refreshed (and this tab is on a timer to refresh every 30 seconds) the > > > > > array is lost. The data that populates the array is retrieved from an > > > > > xsl file and each element is a DocumentFragment (a fragment of a > > > > > document tree). Here's my code: > > > > > > var xsltProcessor = new XSLTProcessor(); > > > > > xsltProcessor.importStylesheet(xsl); > > > > > var song = xsltProcessor.transformToFragment(xml,document); > > > > > songArr = prefs.getArray('songArray'); > > > > > > // if there are already songs in array > > > > > if(songArr.length > 0) > > > > > { > > > > > var last_song = songArr.slice(songArr.length-1); > > > > > > // if new song isn't already in array > > > > > if(last_song.childNodes[2].textContent != > > > > > song.childNodes[2].textContent) > > > > > { > > > > > if(songArr.length != 5) // if array isn't > > > > > "full" > > > > > { > > > > > songArr.push(song); > > > > > } > > > > > else > > > > > { > > > > > songArr.shift(); > > > > > songArr.push(song); > > > > > } > > > > > }} > > > > > > else // array is empty > > > > > { > > > > > songArr.push(song);} > > > > > > document.getElementById(id).innerHTML = ""; > > > > > for(i=0; i<songArr.length; i++) > > > > > { > > > > > document.getElementById(id).appendChild(songArr[i]); > > > > > prefs.setArray('songArray', songArr[i]); > > > > > > } > > > > > > As of now, only one song is ever getting output. I'm trying to output > > > > > 5. The complete code for the gadget is > > > > > here:http://kexp-developing-gadget.googlecode.com/svn/trunk/kexp_rss_gadge... > > > > > > Thanks. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "iGoogle Developer Forum" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/Google-Gadgets-API?hl=en -~----------~----~----~----~------~----~------~--~---
