sim1222/osukey
1
1
Fork 0
mirror of https://github.com/osukey/osukey.git synced 2025-07-01 00:09:55 +09:00
Code Issues Packages Projects Releases Wiki Activity

Add ScreenBreadcrumbControl.

Browse Source
This commit is contained in:
DrabWeb
2018-05-10 21:35:26 -03:00
parent 0afe33d32f
commit b9adeeb063
2 changed files with 186 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

78
osu.Game/Graphics/UserInterface/ScreenBreadcrumbControl.cs Normal file
View File

@ -0,0 +1,78 @@
// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System;
using System.Linq;
using osu.Framework.Extensions.IEnumerableExtensions;
using osu.Framework.Screens;
namespace osu.Game.Graphics.UserInterface
{
public class ScreenBreadcrumbControl : ScreenBreadcrumbControl<Screen>
{
}
public class ScreenBreadcrumbControl<T> : BreadcrumbControl<T> where T : Screen
{
private T currentScreen;
public T CurrentScreen
{
get { return currentScreen; }
set
{
if (value == currentScreen) return;
if (CurrentScreen != null)
{
CurrentScreen.Exited -= onExited;
CurrentScreen.ModePushed -= onPushed;
}
else
{
// this is the first screen in the stack, so call the initial onPushed
currentScreen = value;
onPushed(CurrentScreen);
}
currentScreen = value;
if (CurrentScreen != null)
{
CurrentScreen.Exited += onExited;
CurrentScreen.ModePushed += onPushed;
Current.Value = CurrentScreen;
OnScreenChanged?.Invoke(CurrentScreen);
}
}
}
public event Action<T> OnScreenChanged;
public ScreenBreadcrumbControl()
{
Current.ValueChanged += s =>
{
if (s != CurrentScreen)
{
CurrentScreen = s;
s.MakeCurrent();
}
};
}
private void onExited(Screen screen)
{
CurrentScreen = screen as T;
}
private void onPushed(Screen screen)
{
var newScreen = screen as T;
Items.ToList().SkipWhile(i => i != Current.Value).Skip(1).ForEach(RemoveItem);
AddItem(newScreen);
CurrentScreen = newScreen;
}
}
}