protected virtual void ShowDetailSplitViewController(
UIViewController viewController,
MvxSplitViewPresentationAttribute attribute,
MvxViewModelRequest request)
{
if (SplitViewController == null)
{
throw new MvxException("Trying to show a detail page without a SplitViewController, this is not possible!");
}
SplitViewController.ShowDetailView(viewController, attribute);
}
protected virtual Task <bool> ShowMasterSplitViewController(
UIViewController viewController,
MvxSplitViewPresentationAttribute attribute,
MvxViewModelRequest request)
{
if (SplitViewController == null)
{
throw new MvxException("Trying to show a master page without a SplitViewController, this is not possible!");
}
SplitViewController.ShowMasterView(viewController, attribute);
return(Task.FromResult(true));
}
public virtual void ShowMasterView(UIViewController viewController, MvxSplitViewPresentationAttribute attribute)
{
var newStack = ViewControllers.ToList();
viewController = attribute.WrapInNavigationController ? new MvxNavigationController(viewController) : viewController;
if (newStack.Any())
{
newStack.RemoveAt(0);
}
newStack.Insert(0, viewController);
ViewControllers = newStack.ToArray();
}
protected virtual void ShowSplitView(Type viewType, MvxSplitViewPresentationAttribute attribute, MvxViewModelRequest request)
{
var viewsContainer = Mvx.Resolve <IMvxViewsContainer>();
if (_rootFrame.Content is MvxWindowsPage currentPage)
{
var splitView = currentPage.Content.FindControl <SplitView>();
if (splitView == null)
{
throw new MvxException($"Failed to find a SplitView in the visual tree of {viewType.Name}");
}
if (attribute.Position == SplitPanePosition.Content)
{
splitView.Content = (UIElement)Activator.CreateInstance(viewType);
}
else if (attribute.Position == SplitPanePosition.Pane)
{
splitView.Pane = (UIElement)Activator.CreateInstance(viewType);
}
}
}
protected virtual Task <bool> ShowSplitView(Type viewType, MvxSplitViewPresentationAttribute attribute, MvxViewModelRequest request)
{
var viewsContainer = Mvx.IoCProvider.Resolve <IMvxViewsContainer>();
if (_rootFrame.Content is MvxWindowsPage currentPage)
{
var splitView = currentPage.Content.FindControl <SplitView>();
if (splitView == null)
{
return(Task.FromResult(true));
}
if (attribute.Position == SplitPanePosition.Content)
{
var nestedFrame = splitView.Content as Frame;
if (nestedFrame == null)
{
nestedFrame = new Frame();
splitView.Content = nestedFrame;
}
var requestText = GetRequestText(request);
nestedFrame.Navigate(viewType, requestText);
}
else if (attribute.Position == SplitPanePosition.Pane)
{
var nestedFrame = splitView.Pane as Frame;
if (nestedFrame == null)
{
nestedFrame = new Frame();
splitView.Pane = nestedFrame;
}
var requestText = GetRequestText(request);
nestedFrame.Navigate(viewType, requestText);
}
}
return(Task.FromResult(true));
}
protected virtual bool CloseSplitView(IMvxViewModel viewModel, MvxSplitViewPresentationAttribute attribute)
{
return(ClosePage(viewModel, attribute));
}
protected virtual Task <bool> CloseDetailSplitViewController(IMvxViewModel viewModel, MvxSplitViewPresentationAttribute attribute)
{
if (SplitViewController != null && SplitViewController.CloseChildViewModel(viewModel, attribute))
{
return(Task.FromResult(true));
}
return(Task.FromResult(false));
}
protected virtual bool CloseDetailSplitViewController(IMvxViewModel viewModel, MvxSplitViewPresentationAttribute attribute)
{
if (SplitViewController != null && SplitViewController.CloseChildViewModel(viewModel, attribute))
{
return(true);
}
return(true);
}
public virtual void ShowDetailView(UIViewController viewController, MvxSplitViewPresentationAttribute attribute)
{
viewController = attribute.WrapInNavigationController ? new MvxNavigationController(viewController) : viewController;
ShowDetailViewController(viewController, this);
}
protected virtual ValueTask <bool> CloseMasterSplitViewController(IMvxViewModel viewModel, MvxSplitViewPresentationAttribute attribute)
{
if (SplitViewController != null && SplitViewController.CloseChildViewModel(viewModel, attribute))
{
return(new ValueTask <bool>(true));
}
return(new ValueTask <bool>(true));
}
