protected override async void OnCurrentNodeChanged(GameTreeNode newNode)
{
ITabInfo tabInfo = Mvx.Resolve <ITabProvider>().GetTabForViewModel(this);
// This method is invoked by an event coming from Controller
// If we are in the analyze mode, we want to change current node manually.
if (IsAnalyzeModeEnabled)
{
// Notify Timeline VM that the game timeline has changed
GameTreeViewModel.RaiseGameTreeChanged();
await PlaySoundIfAppropriate(newNode);
tabInfo.IsBlinking = true;
return;
}
// TODO (future work) Martin validate this hotfix
// With handicap this method is fired much sooned and the ViewModel is not yet set, returning null.
// Check for this case.
if (newNode != null && tabInfo != null)
{
if (!IsTimelineInPast)
{
RefreshBoard(Game.Controller.GameTree.LastNode); // TODO (future work) Vita, Aniko: This will not work well with neither timeline nor analyze mode, I think
}
UpdateTimeline();
RefreshInstructionCaption();
// It is ABSOLUTELY necessary for this to be the last statement in this method,
// because we need the UpdateTimeline calls to be in order.
await PlaySoundIfAppropriate(newNode);
tabInfo.IsBlinking = true;
}
}
/// <summary>
/// Activates a given tab
/// </summary>
/// <param name="tab">Tab to activate</param>
/// <returns>Was activation successful?</returns>
public bool SwitchToTab(ITabInfo tab)
{
if (Tabs.Contains(tab))
{
ActiveTab = (Tab)tab;
return(true);
}
return(false);
}
public void CloseTab(ITabInfo tab) => GetTabManager().CloseTab(tab);
public bool SwitchToTab(ITabInfo tab) => GetTabManager().SwitchToTab(tab);
/// <summary> /// Switches to a given tab /// </summary> /// <param name="tab">Tab to switch to</param> /// <returns>Was the switch successful?</returns> public bool SwitchToTab(ITabInfo tab) => _tabProvider.SwitchToTab(tab);
/// <summary>
/// Closes a given tab
/// </summary>
/// <param name="tab">Tab to be closed</param>
/// <returns>Was closing successful?</returns>
public async void CloseTab(ITabInfo tab)
{
if (tab == null)
{
throw new ArgumentNullException(nameof(tab));
}
if (!Tabs.Contains(tab))
{
return;
}
var closedTab = (Tab)tab;
if (closedTab == null)
{
throw new ArgumentException(nameof(tab));
}
//if the tab prevents closing, do not do anything
if (!await tab.CurrentViewModel.CanCloseViewModelAsync())
{
return;
}
//the closed tab is the only tab opened
if (Tabs.Count == 1)
{
if (closedTab.CurrentViewModel.GetType() == typeof(MainMenuViewModel))
{
//shut down the app
if (!await RequestAppCloseAsync())
{
return;
}
}
else
{
//create new main menu tab
ProcessViewModelRequest(
new MvxViewModelRequest(typeof(MainMenuViewModel), new MvxBundle(), new MvxBundle(),
MvxRequestedBy.Unknown),
TabNavigationType.NewForegroundTab
);
}
}
else
{
//is the closed tab active?
if (closedTab == ActiveTab)
{
//activate a different tab
var closedTabIndex = Tabs.IndexOf(closedTab);
if ((Tabs.Count - 1) > closedTabIndex)
{
//activate next tab
ActiveTab = Tabs[closedTabIndex + 1];
}
else
{
ActiveTab = Tabs[closedTabIndex - 1];
}
}
}
Tabs.Remove(closedTab);
//inform the view that its tab has been closed
(closedTab.Frame.Content as ViewBase)?.TabClosed();
}
public GoBackPresentationHint(ITabInfo tab)
{
Tab = tab;
}