public static bool SaveElement(UIElement element, Tile tile)
{
try
{
var side = (tile == Tile.Small) ? 159 : 336;
element.Measure(new Size(side, side));
element.Arrange(new Rect(0, 0, side, side));
var bmp = new WriteableBitmap(side, side);
bmp.Render(element, null);
bmp.Invalidate();
var name = tile.ToString() + Guid.NewGuid() + ".png";
using (var isf = IsolatedStorageFile.GetUserStoreForApplication())
{
if (!isf.DirectoryExists("/CustomLiveTiles"))
{
isf.CreateDirectory("/CustomLiveTiles");
}
using (var myFileStream = isf.CreateFile("shared/shellcontent/" + name))
{
// Encode WriteableBitmap object to a PNG stream.
bmp.WritePng(myFileStream);
}
var filesTodelete =
from f in isf.GetFileNames("shared/shellcontent/" + tile + "*").AsQueryable()
where !f.EndsWith(name)
select f;
foreach (var file in filesTodelete)
{
isf.DeleteFile("shared/shellcontent/" + file);
}
}
SaveTilePart("isostore:/Shared/ShellContent/" + name, tile);
}
catch (Exception)
{
Thread.Sleep(1000);
if (tile == Tile.Small)
{
SaveTilePart(GetDefaultSmallTile(), tile);
}
else
{
SaveTilePart((tile == Tile.Front) ? GetDefaultFrontTile() : GetDefaultBackTile(), tile);
}
return false;
}
return true;
}
