/// <summary> /// Event handler for when the Single Player menu entry is selected. /// </summary> void SinglePlayerMenuEntrySelected(object sender, PlayerIndexEventArgs e) { LoadingScreen.Load(ScreenManager, true, e.PlayerIndex, new GameplayScreen(null)); }
/// <summary> /// Internal method for leaving the network session. This disposes the /// session, removes the NetworkSessionComponent, and returns the user /// to the main menu screen. /// </summary> void LeaveSession() { // Destroy this NetworkSessionComponent. Dispose(); // If we have a sessionEndMessage string explaining why the session has // ended (maybe this was a network disconnect, or perhaps the host kicked // us out?) create a message box to display this reason to the user. MessageBoxScreen messageBox; if (!string.IsNullOrEmpty(sessionEndMessage)) { messageBox = new MessageBoxScreen(sessionEndMessage, false); } else { messageBox = null; } // At this point we want to return the user all the way to the main // menu screen. But what if they just joined a session? In that case // they went through this flow of screens: // // - MainMenuScreen // - CreateOrFindSessionsScreen // - JoinSessionScreen (if joining, skipped if creating a new session) // - LobbyScreeen // // If we have these previous screens on the history stack, and the user // backs out of the LobbyScreen, the right thing is just to pop off the // intermediate screens, returning them to the existing MainMenuScreen // instance without bothering to reload everything. But if the user is // in gameplay, or has been in gameplay and then returned to the lobby, // the screen stack will have been emptied. // // To do the right thing in both cases, we scan through the screen history // stack looking for a MainMenuScreen. If we find one, we pop any // subsequent screens so as to return back to it, while if we don't // find it, we just reset everything via the LoadingScreen. GameScreen[] screens = screenManager.GetScreens(); // Look for the MainMenuScreen. for (int i = 0; i < screens.Length; i++) { if (screens[i] is MainMenuScreen) { // If we found one, pop everything since then to return back to it. for (int j = i + 1; j < screens.Length; j++) { screens[j].ExitScreen(); } // Display the why-did-the-session-end message box. if (messageBox != null) { screenManager.AddScreen(messageBox, null); } return; } } // If we didn't find an existing MainMenuScreen, reload everything. // The why-did-the-session-end message box will be displayed after // the loading screen has completed. LoadingScreen.Load(screenManager, false, null, new BackgroundScreen(), new MainMenuScreen(), messageBox); }