public MainPage()
{
this.InitializeComponent();
this.NavigationCacheMode = NavigationCacheMode.Enabled;
// set data context
_mainVm = SingletonLocator.Get<MainViewModel>();
DataContext = _mainVm;
// set initial items panel template (from settings)
var iptIndex = new AppSettings().ItemsControlViewInfoIndex;
SetItemsPanelTemplate(iptIndex);
Loaded += MainPage_OnLoaded;
// listen for back-button
HardwareButtons.BackPressed += async (sender, args) =>
{
if (_mainVm.IsSortingControlVisible)
{
_mainVm.ToggleSorterControlVisibility();
await _mainVm.ApplySortAsync();
args.Handled = true;
}
};
}
