async void NavigationRootPage_Loaded(object sender, RoutedEventArgs e)
{
this.DataContext = await ControlInfoDataSource.GetGroupsAsync();
Current = this;
RootFrame = rootFrame;
}
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
var _controlInfoDataGroups = await ControlInfoDataSource.GetGroupsAsync();
this.DefaultViewModel["Groups"] = _controlInfoDataGroups;
}
private async void LoadGroups()
{
_groups = await ControlInfoDataSource.GetGroupsAsync();
if (GroupsLoaded != null)
{
GroupsLoaded(this, new EventArgs());
}
}
/// <summary>
/// Populates the page with content passed during navigation. Any saved state is also
/// provided when recreating a page from a prior session.
/// </summary>
/// <param name="sender">
/// The source of the event; typically <see cref="NavigationHelper"/>
/// </param>
/// <param name="e">Event data that provides both the navigation parameter passed to
/// <see cref="Frame.Navigate(Type, Object)"/> when this page was initially requested and
/// a dictionary of state preserved by this page during an earlier
/// session. The state will be null the first time a page is visited.</param>
private async void navigationHelper_LoadState(object sender, LoadStateEventArgs e)
{
var controlInfoDataGroups = await ControlInfoDataSource.GetGroupsAsync();
this.DefaultViewModel["Groups"] = controlInfoDataGroups;
GroupsHubSection.DataContext = controlInfoDataGroups;
// Get every item from every group so you have a list of all items.
List <ControlInfoDataItem> items = new List <ControlInfoDataItem>();
foreach (ControlInfoDataGroup group in controlInfoDataGroups)
{
foreach (ControlInfoDataItem item in group.Items)
{
items.Add(item);
}
}
// Sort items into an array ordered alphabetically by Title.
// This array is used to populate the 'controls by name' GridView.
itemsViewSource.Source = items.OrderBy(item => item.Title).ToArray();
}
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
_groups = await ControlInfoDataSource.GetGroupsAsync();
}