public virtual void OnBackKeyPress(System.Windows.Navigation.NavigationCacheMode navigationCacheMode, System.Windows.Navigation.NavigationContext navigationContext, System.Windows.Navigation.NavigationService navigationService, System.ComponentModel.CancelEventArgs e)
{
}
public virtual void OnNavigatingFrom(System.Windows.Navigation.NavigationCacheMode navigationCacheMode, System.Windows.Navigation.NavigationContext navigationContext, System.Windows.Navigation.NavigationService navigationService, System.Windows.Navigation.NavigatingCancelEventArgs e)
{
}
protected override void InitFromNavigation(NavigationInfo nav)
{
System.Windows.Navigation.NavigationContext navCtx = nav.NavigationContext;
bool shouldCancel = false;
// Shows a progress bar.
IsProgressBarVisible = true;
ProgressBarStatusText = null;
// Parses the cartridge guid parameter and tries to get its tag.
string filenameParam;
string cidParam;
string fileTokenParam;
if (navCtx.QueryString.TryGetValue(CartridgeFilenameKey, out filenameParam) &&
navCtx.QueryString.TryGetValue(CartridgeIdKey, out cidParam))
{
// Opens a cartridge from filename.
CartridgeTag = Model.CartridgeStore.GetCartridgeTag(filenameParam, cidParam);
}
else if (navCtx.QueryString.TryGetValue(FileTokenKey, out fileTokenParam))
{
// Opens a cartridge from file association token.
CartridgeTag = Model.CartridgeStore.GetCartridgeTagFromFileAssociation(fileTokenParam);
}
// Quits if the tag is null.
if (CartridgeTag == null)
{
shouldCancel = true;
MessageBox.Show("Sorry, Geowigo cannot open this cartridge.", "Error", MessageBoxButton.OK);
}
// Leave now if we need to cancel.
if (shouldCancel)
{
App.Current.ViewModel.NavigationManager.NavigateBack();
return;
}
// The progress bar is not needed anymore.
IsProgressBarVisible = false;
// Inits the data context.
Cartridge = CartridgeTag.Cartridge;
WherigoObject = CartridgeTag.Cartridge;
// Refreshes content.
RefreshAppBar();
RefreshStaticContent();
RefreshLocatedContent();
RefreshSavegames();
// Adds a listener for cartridge tag changes.
CartridgeTag.PropertyChanged -= OnCartridgeTagPropertyChanged;
CartridgeTag.PropertyChanged += OnCartridgeTagPropertyChanged;
// Resumes if needed.
if (nav.ContinuationOperation == ExportSavegameOperationValue)
{
ExportSaveGameContinue(nav.ContinuationEventArgs);
}
}
public virtual void OnNavigatedTo(System.Windows.Navigation.NavigationCacheMode navigationCacheMode, System.Windows.Navigation.NavigationContext navigationContext, System.Windows.Navigation.NavigationService navigationService, System.Windows.Navigation.NavigationEventArgs e)
{
}
protected override void InitFromNavigation(NavigationInfo nav)
{
base.InitFromNavigation(nav);
// We probably have a lot of things to do.
// Let's block the UI and show some progress bar.
RefreshProgressBar(Model.Core.GameState);
System.Windows.Navigation.NavigationContext navCtx = nav.NavigationContext;
// Tries to get a particular section to display.
string section;
if (navCtx.QueryString.TryGetValue(SectionKey, out section))
{
ShowSection(section);
}
// Refreshes the application bar.
RefreshAppBar();
// Nothing more to do if a cartridge exists already.
if (Cartridge != null)
{
return;
}
// Makes sure the screen lock is disabled.
App.Current.ViewModel.IsScreenLockEnabled = false;
// Resets the custom status text.
App.Current.ViewModel.SystemTrayManager.StatusText = null;
// Tries to get the filename to query for.
string filename;
if (navCtx.QueryString.TryGetValue(CartridgeFilenameKey, out filename))
{
// Gets the cartridge tag for this cartridge.
CartridgeTag = Model.CartridgeStore.GetCartridgeTag(filename);
string gwsFilename;
// Restores the cartridge or starts a new game?
if (navCtx.QueryString.TryGetValue(SavegameFilenameKey, out gwsFilename))
{
// Starts restoring the game.
RunOrDeferIfNotReady(
new Action(() =>
{
// Starts logging.
if (Model.Settings.CanGenerateCartridgeLog)
{
Model.Core.StartLogging(CartridgeTag.CreateLogFile());
}
// Restores the game.
Model.Core.InitAndRestoreCartridgeAsync(filename, gwsFilename)
.ContinueWith(t =>
{
// Keeps the cartridge.
try
{
Cartridge = t.Result;
}
catch (AggregateException ex)
{
FailInit(ex, CartridgeTag, true);
}
// Registers a history entry.
CartridgeSavegame savegame = CartridgeTag.Savegames.FirstOrDefault(cs => cs.SavegameFile == gwsFilename);
Model.History.AddRestoredGame(CartridgeTag, savegame);
// Lets the view model know we started the game.
App.Current.ViewModel.HandleGameStarted(CartridgeTag, savegame);
}, System.Threading.Tasks.TaskScheduler.FromCurrentSynchronizationContext());
}));
}
else
{
// Starts a new game.
RunOrDeferIfNotReady(
new Action(() =>
{
// Starts logging.
if (Model.Settings.CanGenerateCartridgeLog)
{
Model.Core.StartLogging(CartridgeTag.CreateLogFile());
}
// Starts the game.
Model.Core.InitAndStartCartridgeAsync(filename)
.ContinueWith(t =>
{
// Stores the result of the cartridge.
try
{
Cartridge = t.Result;
}
catch (AggregateException ex)
{
FailInit(ex, CartridgeTag);
}
// Registers a history entry.
Model.History.AddStartedGame(CartridgeTag);
// Lets the view model know we started the game.
App.Current.ViewModel.HandleGameStarted(CartridgeTag);
}, System.Threading.Tasks.TaskScheduler.FromCurrentSynchronizationContext());
}));
}
}
// TODO: Cancel nav if no cartridge in parameter?
}
