private void InitializeBackgroundViews()
{
BackgroundViews.Clear();
foreach (var background in UserData.Backgrounds)
{
InitializeBackgroundView(background);
}
}
private void InitializeBackgroundView(BackgroundViewModel background)
{
var view = background.CreateTileView();
background.Command = SelectBackgroundCommand;
background.CommandParameter = background;
BackgroundViews.Add(view);
}
private void BackgroundsCollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (e.Action == NotifyCollectionChangedAction.Add)
{
foreach (BackgroundViewModel background in e.NewItems)
{
var view = background.CreateTileView();
background.Command = SelectBackgroundCommand;
background.CommandParameter = background;
BackgroundViews.Add(view);
}
}
else if (e.Action == NotifyCollectionChangedAction.Remove)
{
foreach (BackgroundViewModel background in e.OldItems)
{
var view = BackgroundViews.First(v => v.DataContext == background);
BackgroundViews.Remove(view);
}
}
}
