private void DetailsPage_BackRequested(object sender, Windows.UI.Core.BackRequestedEventArgs e)
{
if (_rootFrame.CanGoBack && !e.Handled)
{
//Set up visuals so that it is reparented to root frame and visible when pages change
ContainerVisual newContainerVisual;
ContinuityHelper.SetupContinuity(_parameterObject.imageContainerVisual, HeroRectangle, out newContainerVisual);
e.Handled = true;
_parameterObject.imageContainerVisual = newContainerVisual;
Windows.UI.Core.SystemNavigationManager.GetForCurrentView().BackRequested -= DetailsPage_BackRequested;
//Go back to previous page
_rootFrame.GoBack();
}
}
private void FruitsList_ItemClick(object sender, ItemClickEventArgs e)
{
//Set up item before user naivate
//Hook up clicked item's composition visual to the rootframe and update data source with new contianervisual for further reference.
//Hook up containerVisual to UIElement so that you can easily query its children and manipulate SpriteVisual.
ContainerVisual tempContainer;
try
{
ContinuityHelper.SetupContinuity((e.ClickedItem as Item).imageContainerVisual, (e.ClickedItem as Item).rectImage, out tempContainer);
//Update datasourece with new containerVisual for future refernece
(e.ClickedItem as Item).imageContainerVisual = tempContainer;
//keep track of object that was sent in case of back button click.
_incomingObject = e.ClickedItem as Item;
//navigate to new page
this.Frame.Navigate(typeof(DetailsPage), e.ClickedItem);
}
catch
{
throw;
}
}