protected virtual bool ShowPanel(MvxSidebarPresentationAttribute attribute, UIViewController viewController)
{
var navigationController = SideBarViewController.NavigationController;
if (navigationController == null)
{
return(false);
}
switch (attribute.Panel)
{
case MvxPanelEnum.Left:
case MvxPanelEnum.Right:
break;
case MvxPanelEnum.Center:
default:
navigationController.PushViewController(viewController, attribute.Animated);
break;
case MvxPanelEnum.CenterWithLeft:
navigationController.PushViewController(viewController, attribute.Animated);
viewController.ShowMenuButton(SideBarViewController, showLeft: true, showRight: false);
break;
case MvxPanelEnum.CenterWithRight:
navigationController.PushViewController(viewController, attribute.Animated);
viewController.ShowMenuButton(SideBarViewController, showLeft: false, showRight: true);
break;
}
return(true);
}
protected virtual bool ShowPanelAndResetToRoot(MvxSidebarPresentationAttribute attribute, UIViewController viewController)
{
var navigationController = (SideBarViewController as MvxSidebarViewController).NavigationController;
if (navigationController == null)
{
return(false);
}
navigationController.ViewControllers = new[] { viewController };
switch (attribute.Panel)
{
case MvxPanelEnum.Left:
case MvxPanelEnum.Right:
break;
case MvxPanelEnum.Center:
default:
viewController.ShowMenuButton(SideBarViewController);
break;
case MvxPanelEnum.CenterWithLeft:
viewController.ShowMenuButton(SideBarViewController, showLeft: true, showRight: false);
break;
case MvxPanelEnum.CenterWithRight:
viewController.ShowMenuButton(SideBarViewController, showLeft: false, showRight: true);
break;
}
return(true);
}
protected virtual void ShowSidebarViewController(
UIViewController viewController,
MvxSidebarPresentationAttribute attribute,
MvxViewModelRequest request)
{
if (SideBarViewController == null)
{
ShowRootViewController(new MvxSidebarViewController(), null, request);
}
switch (attribute.HintType)
{
case MvxPanelHintType.PopToRoot:
ShowPanelAndPopToRoot(attribute, viewController);
break;
case MvxPanelHintType.ResetRoot:
ShowPanelAndResetToRoot(attribute, viewController);
break;
case MvxPanelHintType.PushPanel:
default:
ShowPanel(attribute, viewController);
break;
}
if (!attribute.ShowPanel)
{
var menu = Mvx.Resolve <IMvxSidebarViewController>();
menu?.CloseMenu();
}
}
protected virtual bool CloseSidebarViewController(IMvxViewModel viewModel, MvxSidebarPresentationAttribute attribute)
{
if (SideBarViewController != null && SideBarViewController.CloseChildViewModel(viewModel))
{
return(true);
}
return(false);
}
protected virtual async Task <bool> ShowSidebarViewController(
UIViewController viewController,
MvxSidebarPresentationAttribute attribute,
MvxViewModelRequest request)
{
if (!await CloseModalViewControllers())
{
return(false);
}
if (SideBarViewController == null)
{
if (!await ShowRootViewController(new MvxSidebarViewController(), null, request))
{
return(false);
}
}
switch (attribute.HintType)
{
case MvxPanelHintType.PopToRoot:
if (!ShowPanelAndPopToRoot(attribute, viewController))
{
return(false);
}
break;
case MvxPanelHintType.ResetRoot:
if (!ShowPanelAndResetToRoot(attribute, viewController))
{
return(false);
}
break;
case MvxPanelHintType.PushPanel:
default:
if (!ShowPanel(attribute, viewController))
{
return(false);
}
break;
}
if (!attribute.ShowPanel)
{
var menu = Mvx.IoCProvider.Resolve <IMvxSidebarViewController>();
menu?.CloseMenu();
}
return(true);
}
protected virtual bool ShowPanelAndPopToRoot(MvxSidebarPresentationAttribute attribute, UIViewController viewController)
{
var navigationController = (SideBarViewController as MvxSidebarViewController).NavigationController;
if (navigationController == null)
{
return(false);
}
navigationController.PopToRootViewController(false);
navigationController.PushViewController(viewController, false);
return(true);
}
